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Δημοσιεύσεις σε Περιοδικά

  1. N. Mengidis, T. Tsikrika, S. Vrochidis, I. Kompatsiaris, "Cybersecurity in Next Generation Energy Grids: Challenges and Opportunities for Blockchain and AI Technologies. In: Tagarev T., Atanassov K.T., Kharchenko V., Kacprzyk J. (eds) Digital Transformation", Cyber Security and Resilience of Modern Societies. Studies in Big Data, vol 84. Springer, Cham. https://doi.org/10.1007/978-3-030-65722-2_18.
  2. G. Antzoulatos, I. Kouloglou, M. Bakratsas, A. Moumtzidou, I. Gialampoukidis, A. Karakostas, F. Lombardo, R. Fiorin, D. Norbiato, M. Ferri, A. Symeonidis, S. Vrochidis, I. Kompatsiaris, "Flood Hazard and Risk Mapping by Applying an Explainable Machine Learning Framework Using Satellite Imagery and GIS Data." Special Issue: Environmental Water Monitoring for Sustainable Development in Urban and Rural Areas of Sustainability, Volume 14, Issue 6, 2022. DOI: 10.3390/su14063251.
  3. S. Andreadis, I. Gialampoukidis, A. Manconi, D. Cordeiro, V. Conde, M. Sagona, F. Brito, N. Pantelidis, T. Mavropoulos, N. Grosso, S. Vrochidis, I. Kompatsiaris, "Earthquakes: from Twitter detection to EO data processing", IEEE Geoscience and Remote Sensing Letters, 2022 (accepted for publication).
  4. A. Tsanousa, V. Xefteris, G. Meditskos, S. Vrochidis, I. Kompatsiaris, "Combining RSSI and Accelerometer Features for Room-Level Localization." Sensors. 2021; 21(8):2723. https://doi.org/10.3390/s21082723
  5. S. Andreadis, G. Antzoulatos, T. Mavropoulos, P. Giannakeris, G. Tzionis, N. Pantelidis, K. Ioannidis, A. Karakostas, I. Gialampoukidis, S. Vrochidis, I. Kompatsiaris, "A social media analytics platform visualising the spread of COVID-19 in Italy via exploitation of automatically geotagged tweets", Online Social Networks and Media, 2021 (accepted for publication).
  6. C. Iliou, T. Kostoulas, T. Tsikrika, V. Katos, S. Vrochidis, I. Kompatsiaris, "Detection of advanced web bots by combining web logs with mouse behavioural biometrics". Digital Threats: Research and Practice (DTRAP), 2021, accepted for publication.
  7. M. Rousi, V. Sitokonstantinou, G. Meditskos, I. Papoutsis, I. Gialampoukidis, A. Koukos, V. Karathanassi, T. Drivas, S. Vrochidis, C. Kontoes, I. Kompatsiaris, "Semantically enriched crop type classification and Linked Earth Observation Data to support the Common Agricultural Policy monitoring" , IEEE Journal of Selected Topics in Applied Earth Observations and Remote Sensing, 2020,vol. 14, pp. 529-552, 2021.
  8. M. Riga, E. Kontopoulos, K. Ioannidis, S. Kintzios, S. Vrochidis, I. Kompatsiaris, "EUCISE-OWL: An Ontology-based Representation of the Common Information Sharing Environment (CISE) for the Maritime Domain". Semantic Web, vol. 12, no. 4, pp. 603-615, 2021.
  9. G. Galanakis, X. Zabulis, T. Evdaimon, S.-E. Fikenscher, S. Allertseder, T. Tsikrika, S. Vrochidis, "A Study of 3D Digitisation Modalities for Crime Scene Investigation." Forensic. Sci. 2021, 1, 56–85. https://doi.org/10.3390/forensicsci1020008
  10. O. Theodosiadou, K. Pantelidou, N. Bastas, D. Chatzakou, T. Tsikrika, S. Vrochidis, I. Kompatsiaris, "Change Point Detection in Terrorism-Related Online Content Using Deep Learning Derived Indicators." Information 2021, 12, 274.
  11. V. R. Xefteris, A. Tsanousa, G. Meditskos, S. Vrochidis, I. Kompatsiaris, "Performance, challenges, and limitations in multimodal fall detection systems: a review," in IEEE Sensors Journal, doi: 10.1109/JSEN.2021.3090454.
  12. T. Mavropoulos, S. Symeonidis, A. Tsanousa, P. Giannakeris, M. Rousi, E. Kamateri, G. Meditskos, K. Ioannidis, S. Vrochidis, I. Kompatsiaris, "Smart integration of sensors, computer vision and knowledge representation for intelligent monitoring and verbal human-computer interaction", Journal of Intelligent Information Systems, Springer, 2021 (accepted for publication).
  13. P. Panagiotou, N. Mengidis, T. Tsikrika, S. Vrochidis, I. Kompatsiaris, "Host-based Intrusion Detection Using Signature-based and AI-driven Anomaly Detection Methods." Information & Security: An International Journal 50, no. 1 (2021): 37-48.
  14. M. Rousi, V. Sitokonstantinou, G. Meditskos, I. Papoutsis, I. Gialampoukidis, A. Koukos, V. Karathanassi, T. Drivas, S. Vrochidis, C. Kontoes, I. Kompatsiaris, "Semantically enriched crop type classification and Linked Earth Observation Data to support the Common Agricultural Policy monitoring" , IEEE Journal of Selected Topics in Applied Earth Observations and Remote Sensing, 2020, (accepted for publication).
  15. D. Mantsis, M. Bakratsas, S. Andreadis, P. Karsisto, A. Moumtzidou, I. Gialampoukidis, A. Karppinen, S. Vrochidis, I. Kompatsiaris, "Multimodal Fusion of Sentinel-1 images and Social media Data for Snow Depth estimation", IEEE Geoscience and Remote Sensing Letters, 2020 (accepted for publication).
  16. P. Giannakeris, P. Petrantonakis, K. Avgerinakis, S. Vrochidis, I. Kompatsiaris, "First-Person Activity Recognition from Micro-Action Representations using Convolutional Neural Networks and Object Flow Histograms", Multimedia Tools and Applications An International Journal, 2020.
  17. A. Tsanousa, G. Meditskos, S. Vrochidis, L. Angelis, "A novel feature selection method based on comparison of correlations for human activity recognition problems", Journal of Ambient Intelligence and Humanized Computing, 2020 (https://doi.org/10.1007/s12652-020-01836-z)
  18. M. Riga, E. Kontopoulos, K. Ioannidis, S. Kintzios, S. Vrochidis, I. Kompatsiaris, "EUCISE-OWL: An Ontology-based Representation of the Common Information Sharing Environment (CISE) for the Maritime Domain", Semantic Web-Interoperability, Usability, Applicability Journal, (2020)
  19. I. Paliokas, A. Patenidis, E. Mitsopoulou, C. Tsita, G. Pehlivanides, E. Karyati, S. Tsafaras, E. Stathopoulos, A. Kokkalas , S. Diplaris , G. Meditskos, S. Vrochidis, E. Tasiopoulou , C. Riggas K. Votis, I. Kompatsiaris, D. Tzovaras, "A Gamified Augmented Reality Application for Digital Heritage and Tourism", Appl. Sci., 2020, 10, 7868; doi:10.3390/app10217868.
  20. G. Meditskos, E. Kontopoulos, S. Vrochidis, I. Kompatsiaris, "Converness: Ontology-driven Conversational Awareness and Context Understanding in Multimodal Dialogue Systems", Expert Systems, Special Issue on e-Health and Staying Smarter, 2019 (accepted for publication)
  21. J. Lokoč, G. Kovalčík, B. Münzer, K. Schöffmann, W. Bailer, R. Gasser, S. Vrochidis, P. Anh Nguyen, S. Rujikietgumjorn, K. Uwe Barthel, "Interactive Search or Sequential Browsing? A Detailed Analysis of the Video Browser Showdown", 2018 ACM Transactions on Multimedia Computing, Communications, and Applications, accepted for publication
  22. S. Vrochidis, A. Moumtzidou, I. Gialampoukidis, D. Liparas, G. Casamayor, L. Wanner, N. Heise, T. Wagner, A. Bilous, E. Jamin, B. Simeonov, V. Alexiev, R. Busch, I. Arapakis, I. Kompatsiaris, "A multimodal analytics platform for journalists analysing large-scale, heterogeneous multilingual and multimedia content", 2018, Frontiers in Robotics and AI, 5, 123.
  23. E. Kosmidis, P. Syropoulou, S. Tekes, P. Schneider, E. Spyromitros-Xioufis, M. Riga, P. Charitidis, A. Moumtzidou, S. Papadopoulos, S. Vrochidis, I. Kompatsiaris, I. Stavrakas, G. Hloupis, A. Loukidis, K. Kourtidis, A. Georgoulias, G. Alexandri, "hackAIR: Towards raising Awareness about Air Quality in Europe by developing a Collective Online Platform", ISPRS International Journal of Geo-Information 2018
  24. B. Akhgar, P. Bertrand, C. Chalanouli, T. Day, I. Fragkiadakis, H. Gibson, D. Kavallieros, E. Kermitsis, I. Kompatsiaris, E. Kyriakou, G. Leventakis, E. Lissaris, S. Mille, D. Myttas, T. Tsikrika, S. Vrochidis, U. Williamson, "TENSOR: Retrieval and Analysis of Heterogeneous Online Content for Terrorist Activity Recognition", Proceedings of the Estonian Academy of Security Sciences: Secure Societies, 2017.
  25. C. Iliou, G. Kalpakis, T. Tsikrika, S. Vrochidis, I. Kompatsiaris, "Hybrid Focused Crawling on the Surface and the Dark Web", EURASIP Journal on Information Security, vol. 2017, no. 11, 2017. DOI: 10.1186/s13635-017-0064-5
  26. I. Gialampoukidis, A. Moumtzidou, D. Liparas, T. Tsikrika, S. Vrochidis, I. Kompatsiaris, "Multimedia retrieval based on non-linear graph-based fusion and partial least squares regression", 2017, Multimedia Tools and Applications, Vol. 76, Issue 21, pp. 22383. https://doi.org/10.1007/s11042-017-4797-4
  27. C. Cobârzan, K. Schoeffmann, W. Bailer, W. Hürst, A. BlažEk, J. Lokoč, S. Vrochidis, K. Uwe Barthel, L. Rossetto, "Interactive video search tools: a detailed analysis of the video browser showdown 2015", Multimedia Tools Appl. 76, 4 (February 2017), 5539-5571. DOI: https://doi.org/10.1007/s11042-016-3661-2
  28. S. Vrochidis, I. Patras, I. Kompatsiaris, "Gaze Movement-driven Random Forests for Query Clustering in Automatic Video Annotation", Multimedia Tools and Applications, 2016.
  29. V. Epitropou, T. Bassoukos, K. Karatzas, A. Karppinen, L. Wanner, S. Vrochidis, I. Kompatsiaris, J. Kukkonen, "Environmental data extraction from heatmaps using the AirMerge system Multimedia Tools and Applications", May 2015. pp. 1-25, doi: 10.1007/s11042-015-2604-7
  30. L. Wanner, M. Rospocher, S. Vrochidis, L. Johansson, N. Bouayad-Aghae, G. Casamayor, A. Karppinen, I. Kompatsiaris, S. Millee, A. Moumtzidou, L. Serafini, "Ontology-centered environmental information delivery for personalized decision support", Expert Systems With Applications, Volume 42, Issue 12, 15 July 2015, Pages 5032–5046.
  31. T. Tsikrika, A. Moumtzidou, S. Vrochidis, I. Kompatsiaris, "Focussed Crawling of Environmental Web Resources Based on the Combination of Multimedia Evidence", Multimedia Tools and Applications, May 2015, pp 1-25, doi: 10.1007/s11042-015-2624-3
  32. L. Johansson, V. Epitropou, K. Karatzas, A. Karppinen, L. Wanner, S. Vrochidis, A. Bassoukos, J. Kukkonen, I. Kompatsiaris, "Fusion of meteorological and air quality data extracted from the web for personalized environmental information services", Environmental Modeling and Software Journal, 2015, Volume 64, February 2015, pp. 143–155, doi: 10.1016/j.envsoft.2014.11.021
  33. L. Wanner, H. Bosch, N. Bouayad-Agha, G. Casamayor, T. Ertl, D. Hilbring, L. Johansson, K. Karatzas, A. Karppinen, I. Kompatsiaris, T. Koskentalo, S. Mille, J. Mossgraber, A. Moumtzidou, M. Myllynen, E. Pianta, M. Rospocher, L. Serafini, V. Tarvainen, S. Tonelli, S. Vrochidis, "Getting the environmental information across: From the web to the user", Expert Systems, December 2014.
  34. A. Moumtzidou, V. Epitropou, S. Vrochidis, K. Karatzas, S. Voth, A. Bassoukos, J. Moßgraber, A. Karppinen, J. Kukkonen, I. Kompatsiaris, "A Model for Environmental Data Extraction from Multimedia and its Evaluation against various Chemical Weather Forecasting Datasets", Journal of Ecological Informatics, pp. 69-82, 2014, special issue, ISSN 1574-9541, https://doi.org/10.1016/j.ecoinf.2013.08.003.
  35. S. Vrochidis, S. Papadopoulos, A. Moumtzidou, P. Sidiropoulos, E. Pianta, I. Kompatsiaris, "Towards Content-based Patent Image Retrieval: A Framework Perspective", World Patent Information Journal, Volume 32, Issue 2, pp 94-106, June 2010
  36. F. Bellotti, S. Vrochidis, S. Ramel, I. Tsampoulatidis, P. Lhoas, M. Pellegrino, G. Bo, I. Kompatsiaris, "A Technological Framework for the Authoring and Presentation of T-learning Courses" International Journal of Emerging Technologies in Learning (iJET), Vol 3, No4, pp 10-19, Oct 2008.
  37. S. Vrochidis, C. Doulaverakis, A. Gounaris, E. Nidelkou, L. Makris, I. Kompatsiaris, "A Hybrid Ontology and Visual-based Retrieval Model for Cultural Heritage Multimedia Collections" International Journal of Metadata, Semantics and Ontologies, Vol.3, No. 3, pp. 167-182, Oct 2008
  38. F. Bellotti, S. Vrochidis, E. Parissi, P. Lhoas, D. Mathevon, M. Pellegrino, G. Bo, I. Kompatsiaris, "A T-learning Courses Development and Presentation Framework" IEEE Multidisciplinary Engineering Education Magazine, Vol 3, No 3, pp 69-76, Sep 2008

Δημοσιεύσεις σε Συνέδρια

  1. K. Chatzistavros, T. Pistola, S. Diplaris, K. Ioannidis, S. Vrochidis & I. Kompatsiaris, "Sentiment analysis on 2D images of urban and indoor spaces using deep learning architectures", In 19th International Conference on Content-based Multimedia Indexing (CBMI 2022), 14-16 September, 2022 (accepted for publication).
  2. P. Masa, G. Meditskos, S. Kintzios, S. Vrochidis, I. Kompatsiaris, "Ontology-based Modelling and Reasoning for Forest Fire Emergencies in Resilient Societies", 12th EETN Conference on Artificial Intelligence (SETN 2022), September 7-9 2022, Corfu, Greece (accepted for publication).
  3. C. Iliou, T. Kostoulas, T. Tsikrika, V. Katos, S. Vrochidis, I. Kompatsiaris, "Web Bot Detection Evasion Using Deep Reinforcement Learning", In Proceedings of the 17th International Conference on Availability, Reliability and Security (ARES 2022), ACM, 23-26 Aug, 2022 (accepted for publication).
  4. Z. Vasileiou, G. Meditskos, S. Vrochidis, N. Bassiliades, "An Explainable Multimodal Fusion Approach for Mass Casualty Incidents", the 4th International Workshop on Machine Learning and Knowledge Graphs At International Conference on Database and Expert Systems Applications, DEXA 2022, August 22, 2022, Vienna, Austria (accepted for publication).
  5. A. Papoutsis, C. Iliou, D. Kavallieros, T. Tsikrika, S. Vrochidis, I. Kompatsiaris, "Host-based Cyber Attack Pattern Identification on Honeypot Logs Using Association Rule Learning", 2022 IEEE International Conference on Cyber Security and Resilience, Virtual Conference, 27-29 July,2022, (accepted for publication).
  6. M. Caballero, D. Kavallieros, A. Spyros, A. Tavernarakis, A. Tziouvaras, S. Bonacina, K. Chandrarmouli, M. Coroiu, L. Chen, T. Dounia, I. Giannoulakis, N. Gligoricx, E. Kafetzakis, T. Kasig, V. Koumaras, T. Krousarlis, K. Lapidaki, A. Markakis, S. Marin, M. Manulis, S. Menesidou, S. Nifakos, L. Meng, S. Mhiri, M. Nat, K. Ntafloukas, D. Oniga, D. Papamartzivanos, S. Papastergiou, K. Sanchez, C. Sakkas, K. Stelliou, L. Trujillo, T. Tsikrika, E. Venegas, S. Vrochidis, D. Xydias, "ICT in Healthcare: the role of IoT and the SECANT solution", 2022 IEEE International Conference on Cyber Security and Resilience, Virtual Conference, 27-29 July, 2022, (accepted for publication).
  7. A. Spyros, A. Papoutsis, I. Koritsas, N. Mengidis, C. Iliou, D. Kavallieros, T. Tsikrika, S. Vrochidis, I. Kompatsiaris, "Towards Continuous Enrichment of Cyber Threat Intelligence: A Study on a Honeypot Dataset", 2022 IEEE International Conference on Cyber Security and Resilience, Virtual Conference, 27-29 July, 2022, (accepted for publication).
  8. K. Vlachos, A. Moumtzidou, I. Gialampoukidis, S. Vrochidis, I. Kompatsiaris, "A tempοral Deep Convolutional Neural Network model on Sentinel-1 Image Time Series for pixel-wise Flood Classification", 2022 IEEE International Geoscience and Remote Sensing Symposium (IGARSS 2022), 17-22 July 2022, Physical, IEEE. (accepted for publication).
  9. S. Andreadis, N. Pantelidis, I. Gialampoukidis, S. Vrochidis, I. Kompatsiaris, "Water quality issues: Can we detect a creeping crisis with social media data?", 2022 IEEE Symposium on Computers and Communications (ISCC), 30 June - 3 July 2022, Rhodes, Greece (accepted for publication).
  10. M. Pegia, A. Moumtzidou, I. Gialampoukidis, B. Johnsson, S. Vrochidis, I. Kompatsiaris, "BiasHash: A Bayesian Hashing Framework for Image Retrieval", 2022 IEEE 14th Image, Video, and Multidimensional Signal Processing Workshop (IVMSP 2022), 26-29 June 2022, Nafplio, Greece (accepted for publication).
  11. S. Andreadis, M. Elias, T. Mavropoulos, C. Papadopoulos, N. Pantelidis, I. Gialampoukidis, S. Vrochidis, I. Kompatsiaris, "SPARQL querying for validating the usage of automatically georeferenced social media data as human sensors for air quality", 2022 IEEE 14th Image, Video, and Multidimensional Signal Processing Workshop (IVMSP 2022), 26-29 June 2022, Nafplio, Greece (accepted for publication).
  12. K. Pantelidou, D. Chatzakou, T. Tsikrika, S. Vrochidis, I. Kompatsiaris, "Selective Word Substitution for Contextualized Data Augmentation". In Proc. of the 27th International Conference on Natural Language & Information Systems (NLDB), Valencia, Spain, 15-17 June 2022 accepted for publication).
  13. S. Andreadis, A. Moumtzidou, D. Galanopoulos, N. Pantelidis, K. Apostolidis, D. Touska, K. Gkountakos, M. Pegia, I. Gialampoukidis, S. Vrochidis, V. Mezaris, I. Kompatsiaris, "VERGE in VBS 2022", Proc. 28th Int. Conf. on Multimedia Modeling (MMM), Phu Quoc, Vietnam, June 2022.
  14. M. Sdraka, I. Papoutsis, B. Psomas, K. Vlachos, K. Ioannidis, K. Karantzalos, I. Gialampoukidis, S. Vrochidis, "Deep Learning for Remote Sensing Image Downscaling: Fusion and Super-Resolution", IEEE Geoscience and Remote Sensing Magazine, 2022 (accepted for publication).
  15. T. Papadimos, S. Andreadis, V. Sitokonstantinou, A. Koukos, G. Choumos, I. Gialampoukidis, S. Vrochidis, C. Kontoes, I. Kompatsiaris, "Filling Cloud Gaps on Optical Time-Series through Optical and SAR Data Fusion for Cropland Monitoring", 2022 Living Planet Symposium, 23-27 May 2022, Bonn, Germany (accepted for poster presentation).
  16. D. Mantsis, M. Bakratsas, K. Vlachos, A. Moumtzidou, I. Gialampoukidis, S. Vrochidis, I. Kompatsiaris, "Detection of oil spills in an inland lake using Multi-Spectral Satellite Images", 2022 Living Planet Symposium, 23-27 May 2022, Bonn, Germany (poster presentation).
  17. T. Papadimos, N. Pantelidis, S. Andreadis, A. Bozas, I. Gialampoukidis, S. Vrochidis, I. Kompatsiaris, "Real-time Alert Framework for Fire Incidents Using Multimodal Event Detection on Social Media Streams", 19th International Conference on Information Systems for Crisis Response and Management, 22-25 May 2022, Tarbes, France (accepted for publication).
  18. M. Ntemi, S. Paraschos, A. Karakostas, I. Gialampoukidis, S. Vrochidis, I. Kompatsiaris, "Infrastructure monitoring and quality diagnosis in CNC machining: A review.", CIRP Journal of Manufacturing Science and Technology, Elsevier, 2022 (accepted for publication).
  19. P. Kyriakidis, D. Chatzakou, T. Tsikrika, S. Vrochidis, I. Kompatsiaris, "Leveraging Transformer Self Attention Encoder for Crisis Event Detection in Short Texts", 44th European Conference on Information Retrieval (ECIR2022), Stavanger, Norway, 10-14 April, 2022, (accepted for publication).
  20. M. Ferri, F. Lombardo, D. Norbiato, A. Moumtzidou, A. Karakostas, S. Vrochidis, I. Kompatsiaris, "Exploring the potential of innovative methods for integrated water and flood risk management in the Oriental Alpes river district: the aqua3S approach".WMS-EXPO2020: Water Resources Management and Sustainability: Solutions for Arid Regions, Dubai Exhibition Center (DEC), Dubai, UAE, March 22-24, 2022.
  21. A. Koufakis, T. Tsikrika, S. Vrochidis, I. Kompatsiaris, "M4D-MKLab/ITI-CERTH Participation in TREC Deep Learning Track 2021.", Text REtrieval Conference (TREC) (2022, March 1).
  22. C. Nteve, E. Kontopoulos, N. Tsolakis, P. Mitzias, I. Katakis, E. Mathioudis, K. Avgerinakis, G. Meditskos, A. Karakostas, S. Vrochidis, I. Kompatsiaris, "A Semantic Technologies Toolkit for Bridging Early Diagnosis and Treatment in Brain Diseases" – Report from the Ongoing EU-funded Research Project ALAMEDA. Proceedings of Metadata and Semantics Research Conference, Springer, Madrid.(2021)
  23. S. Heller, V. Gsteiger, W. Bailer, C. Gurrin, B. Jónsson, J. Loko, A. Leibetseder, F. Mejzlík, L. Peška, L. Rossetto, K. Schall, K. Schoeffmann, H. Schuldt, F. Spiess, L. Tran, L. Vadicamo, P. Veselý, S. Vrochidis, J. Wu, "Interactive Video Retrieval Evaluation at a Distance - Comparing Sixteen Interactive Video Search Systems in a Remote Setting at the 10th Video Browser Showdown", International Journal of Multimedia Information Retrieval, 2021 (accepted for publication).
  24. I. Paliokas, E. Mitsopoulou, A. Patenidis, E. Stathopoulos, A. Kokkalas, S. Diplaris, E. Karyati, S. Tsafaras, E. Tasiopoulou, C. Riggas, G. Meditskos, S. Vrochidis, K. Votis, I. Kompatsiaris, D. Tzovaras, "Implementation of an Interactive Crowd-Enhanced Content Management System for Tourism Development. KnE Social Sciences" (2021)., 5(9), 275–282. https://doi.org/10.18502/kss.v5i9.9899
  25. S. Andreadis, I. Gialampoukidis, A. Bozas, A. Moumtzidou, R. Fiorin, F. Lombardo, A. Karakostas, D. Norbiato, S. Vrochidis, M. Ferri, I. Kompatsiaris, "WaterMM:Water Quality in Social Multimedia Task at MediaEval 2021", MediaEval 2021 Workshop (MediaEval’21), 12-15 December 2021, Online (accepted for publication).
  26. G. Antzoulatos, T. Mavropoulos, G. Tzionis, A. Karakostas, A. Costas, M. Burgos, S. Vrochidis, I. Kompatsiaris, "Usage of Visual Analytics to Support Immigration-Related, Personalised Language Training Scenarios", International Conference on Interactive Mobile Communication, Technologies and Learning (IMCL2021), 4–5 November 2021. DOI: https://doi.org/10.5281/zenodo.5567028
  27. Α. Koufakis, S. Tzanakis, A. Moumtzidou, G. Meditskos, A. Karakostas, S. Vrochidis, I. Kompatsiaris, "OntoAqua: Ontology-based Modelling of Context in Water Safety and Security", 2021 KEOD -KEOD 2021 - 13th International Conference on Knowledge Engineering and Ontology Development, 25-27 October 2021 (accepted for publication).
  28. C. Nteve, N. Tsolakis, G. Meditskos, A. Karakostas, S. Vrochidis, I. Kompatsiaris, "Ontology based semantic model for health data interpretation." Proceedings of Fourth International Workshop on Semantic Web Meets Health Data Management (SWH), the 20th International Semantic Web Conference (ISWC), Springer, Virtual Conference 24 - 28 October 2021.
  29. G. Antzoulatos, G. Orfanidis, P. Giannakeris, G. Tzanetis, G. Stathopoulos, N. Kopalidis, I. Gialampoukidis, S. Vrochidis, I. Kompatsiaris, "Severity level assessment from semantically fused video content analysis for physical threat detection in ground segments of space systems" 2nd International Workshop on Cyber-Physical Security for Critical Infrastructures Protection (CPS4CIP 2021), 4-8 October 2021. DOI: https://doi.org/10.5281/zenodo.5567020
  30. A. Karakostas, G. Apostolou, R. Poler, B. Andrés, R. Trevino, A. Meitinger, R. Jochem, S. Vrochidis, "How to Collect Factories’ Requirements for Smart Manufacturing in Context of Quality Control: the i4Q Approach", 29th IEEE International Requirements Engineering Conference, 20-24 September 2021 (accepted for publication).
  31. A. Kosmatopoulos, K. Loumponias, D. Chatzakou, T. Tsikrika, S. Vrochidis, I. Kompatsiaris, "Random-Walk Graph Embeddings and the Influence of Edge Weighting Strategies in Community Detection Tasks". In Proceedings of the 2021 Workshop on Open Challenges in Online Social Networks (OASIS ’21), August 30, 2021, Virtual Event, Ireland. ACM, New York, NY, USA
  32. Κ. Gkountakos, D. Touska, K. Ioannidis, T. Tsikrika, S. Vrochidis, I. Kompatsiaris, "Spatio-temporal activity detection and recognition in untrimmed surveillance videos." In Proceedings of the 2021 International Conference on Multimedia Retrieval. (2021, August)
  33. P. Masa , G. Meditskos, A. Karakostas , S. Vrochidis, I. Kompatsiaris, "On the Use of Semantic Web Technologies for Forest Fire Emergencies in Resilient Societies", 2021 International Conference on Security and Management (SAM’21), July 26-29, 2021, Las Vegas, USA (accepted for publication).
  34. N. Oikonomou, N. Mengidis, M. Karalexidis, A. Voulgaridis, M. Merialdo, I. Raisr, K. Hanson, P. Vallee, T. Tsikrika, S. Vrochidis, K. Votis, "ECHO Federated Cyber Range: Towards Next-Generation Scalable Cyber Ranges", in the proceedings of the 2021 IEEE International Conference on Cyber Security and Resilience (IEEE CSR) – Workshops, Virtual Conference, July 26 - 28, 2021 (accepted for publication).
  35. P. Panagiotou, C. Iliou, K. Apostolou, T. Tsikrika, S. Vrochidis, P. Chatzimisios, I. Kompatsiaris, "Towards Selecting Informative Content for Cyber Threat Intelligence", In the proceedings of the 2021 IEEE International Conference on Cyber Security and Resilience (IEEE CSR) – Workshops, Virtual Conference, July 26 (Mon) – 28 (Wed), 2021 (accepted for publication).
  36. P. Evangelatos, C. Iliou, T. Mavropoulos, K. Apostolou, T. Tsikrika, S. Vrochidis, I. Kompatsiaris, "Named Entity Recognition in Cyber Threat Intelligence Using Transformer-based Models", in the proceedings of the 2021 IEEE International Conference on Cyber Security and Resilience (IEEE CSR) – Workshops, Virtual Conference, July 26 (Mon) – 28 (Wed), 2021 (accepted for publication).
  37. C. Iliou, T. Kostoulas, T. Tsikrika, V. Katos, S. Vrochidis, I. Kompatsiaris, "Web Bot Detection Evasion Using Generative Adversarial Networks", In Proceedings of the 2021 IEEE International Conference on Cyber Security and Resilience, IEEE, 26-28 July, 2021 (accepted for publication).
  38. E. Davri, E. Darra, I. Monogioudis, A. Grigoriadis, C. Iliou, N. Mengidis, T. Tsikrika, S. Vrochidis, A. Peratikou, H. Gibson, D. Haskovic, D. Kavallieros, E. Chaskos, P. Zhao, S. Shiaeles, N. Savage, B. Akhgar, X. Bellekens, M. Amine Ben Farah, "Cyber security certification programmes", in the proceedings of the 2021 IEEE International Conference on Cyber Security and Resilience (IEEE CSR) – Workshops, Virtual Conference, July 26 (Mon) – 28 (Wed), 2021, pp. 428-435, doi: 10.1109/CSR51186.2021.9527974.
  39. S. Andreadis, I. Gialampoukidis, A. Manconi, D. Cordeiro, V. Conde, M. Sagona, F. Brito, N. Pantelidis, T. Mavropoulos, N. Grosso, S. Vrochidis, I. Kompatsiaris, "Earthquakes: from Twitter detection to EO data processing", 5th International Conference on Dynamics of Disasters (DOD 2021), 15-18 July 2021, Virtual (accepted for publication).
  40. I. Gialampoukidis, S. Andreadis, S. Vrochidis, I. Kompatsiaris, "Multimodal data fusion of social media and satellite images for emergency response and decision-making", IEEE International Geoscience and Remote Sensing Symposium (IGARSS 2021), July 12-14, 2021. in press.
  41. R. Poler, A. Karakostas, S. Vrochidis, A. Marguglio, S. Settier, P. Figueiras, A. González, B. Mandler, S. Wellsandt, R. Trevino, S. Bassoumi, C. Agostinho, "An IoT-based Reliable Industrial Data Services for Manufacturing Quality Control", 2021 IEEE International Conference on Engineering, Technology and Innovation, 21-23 June 2021 (accepted for publication).
  42. P. Giannakeris, A. Tsanousa, A. Mavropoulos, G. Meditskos, S. Vrochidis, I. Kompatsiaris, "Fusion of Multimodal Sensor Data for Effective Human Action Recognition in the Service of a Medicine-Oriented Platform", Special Session on MULTIMED2021: Multimedia and Multimodal Analytics in the Medical Domain and Pervasive Environments, 27th International Conference on Multimedia Modelling (MMM2021), 22-24 June, 2021 in Prague, Czech Republic, (accepted for publication).
  43. I. Gialampoukidis , A. Moumtzidou, M. Bakratsas , S. Vrochidis, I. Kompatsiaris, "A multimodal tensor-based late fusion approach for satellite image search in Sentinel 2 images" , 27th International Conference on Multimedia Modeling, June 22-24, 2021, Prague, Czech Republic (accepted for publication).
  44. G. Orfanidis, K. Ioannidis, A. Tefas, S. Vrochidis, I. Kompatsiaris, "A modified Single-Shot multibox Detector for beyond Real-Time Object Detection", 25th International Conference on Pattern Recognition, (ICPR 2020), 10 & 15 January 2021, Milan, Italy.
  45. A. Karakostas, F. Fraile, R. Poler, S. Vrochidis, "Industrial Data Services for Quality Control in Smart Manufacturing - the i4Q Framework", 2021 IEEE International Workshop on Metrology for Industry 4.0 and IoT, 07-09 June 2021 (accepted for publication).
  46. K. Gkountakos, K. Ioannidis, T. Tsikrika, S. Vrochidis, Ι. Kompatsiaris, "Crowd Violence Detection from Video Footage." In 2021 International Conference on Content-Based Multimedia Indexing (CBMI). IEEE.(2021, June).
  47. S. Andreadis, A. Moumtzidou, K. Gkountakos, N. Pantelidis, K. Apostolidis, D. Galanopoulos, I. Gialampoukidis, S. Vrochidis, V. Mezaris, I. Kompatsiaris, "VERGE in VBS 2021", Proc. 27th Int. Conf. on Multimedia Modeling (MMM2021), Prague, CZ, Springer LNCS vol. 12573, pp. 398–404, June 2021. DOI:10.1007/978-3-030-67835-7_35.
  48. S. Andreadis, I. Gialampoukidis, V. Sitokonstantinou, B. Coloru, H. Vervaeren, E. López, V. Kalogirou, P. Syropoulou, E. Kosmatopoulos, S. Vrochidis, E. Santi, G. Vingione, I. Kompatsiaris, "CALLISTO: Copernicus Artificial Intelligence Services and data fusion with other distributed data sources and processing at the edge to support DIAS and HPC infrastructures", Big Data from Space 2021, 18-20 May 2021, Virtual.
  49. T. Pistola, S. Diplaris, C. Stentoumis, E. Stathopoulos, G. Loupas, T. Mandilaras, G. Kalantzis, I. Kalisperakis, A. Tellios, D. Zavraka, P. Koulali, V. Kriezi, V. Vraka, F. Venieri, S. Bacalis, S. Vrochidis, I. Kompatsiaris, "Creating immersive experiences based on intangible cultural heritage", 1st IEEE International Conference on Intelligent Reality (ICIR 2021), Virtual, 12-13 May, 2021.
  50. S. Symeonidis, S. Diplaris, N. Heise, T. Pistola, A. Tsanousa, G. Tzanetis, E. Batziou, C. Stentoumis, I. Kalisperakis, S. Freitag, Y. Shekhawat, R. Paradiso, M. Pacelli, J. Codina‖, S. Mille‖, M. Marimon, M. Ferri, D. Norbiato, M. Monego, A. Karakostas, S. Vrochidis, "xR4DRAMA: Enhancing situation awareness using immersive (XR) technologies." (2021, May). In *2021 IEEE International Conference on Intelligent Reality (ICIR)* (pp. 1-8). IEEE
  51. P. Giannakeris, A. Tsanousa, A. Mavropoulos, G. Meditskos, S. Vrochidis, I. Kompatsiaris, "Fusion of Multimodal Sensor Data for Effective Human Action Recognition in the Service of a Medicine-Oriented Platform", Special Session on MULTIMED2021: Multimedia and Multimodal Analytics in the Medical Domain and Pervasive Environments, 27th International Conference on Multimedia Modelling (MMM2021), 25-27 January, 2021 in Prague, Czech Republic, (accepted for publication).
  52. I. Gialampoukidis, A. Moumtzidou, M. Bakratsas, S. Vrochidis, I. Kompatsiaris, "A multimodal tensor-based late fusion approach for satellite image search in Sentinel 2 images", 27th International Conference on Multimedia Modeling, January 25-27, 2021, Prague, Czech Republic (accepted for publication).
  53. G. Orfanidis, K. Ioannidis, A. Tefas, S. Vrochidis, I. Kompatsiaris, "A modified Single-Shot multibox Detector for beyond Real-Time Object Detection", 25th International Conference on Pattern Recognition, (ICPR 2020), 10 & 15 January 2021, Milan, Italy (accepted for publication).
  54. E .Batziou, P. Alvanitopoulos, K. Ioannidis, I. Patras, S. Vrochidis, I. Kompatsiaris, "Cycle-Consistent Adversarial Networks and Fast Adaptive Bi-dimensional Empirical Mode Decomposition for Style Transfer", 25th International Conference on Pattern Recognition (ICPR2020), 10 & 15 January 2021, Milan, Italy (accepted for publication)
  55. Α. Tsanousa , V. Xefteris , D. Ntioudis , C. Chatzigeorgiou, G. Meditskos , S. Vrochidis, C. Patrikakis, I. Kompatsiris , "Localization module for missing child scenario in IoT safety domains", 39th International Conference on consumer Electronics (IEEE ICCE21), 10-12 January 2021.
  56. E .Batziou, P. Alvanitopoulos, K. Ioannidis, I. Patras, S. Vrochidis, I.Kompatsiaris, "Cycle-Consistent Adversarial Networks and Fast Adaptive Bi-dimensional Empirical Mode Decomposition for Style Transfer", 25th International Conference on Pattern Recognition (ICPR2020), 10 & 15 January 2021, Milan, Italy.
  57. W. Yao, A. Moumtzidou , C. Dumitru, S. Andreadis, I. Gialampoukidis, S. Vrochidis, M. Datcu, I. Kompatsiaris, "Early and Late Fusion of Multiple Modalities in Sentinel Imagery and Social Media Retrieval", 11th IAPR International Workshop on Pattern Recognition in Remote Sensing (PRRS 2020⁄2021), in conjunction with the International Conference on Pattern Recognition (ICPR 2020), January 2021.
  58. K. Gkountakos, D. Galanopoulos, D. Touska, K. Ioannidis, S. Vrochidis, V. Mezaris, I. Kompatsiaris, "ITI-CERTH participation in ActEV and AVS Tracks of TRECVID 2021" Proc. TRECVID 2021 Workshop, Gaithersburg, MD, USA (Virtual), 2021.
  59. G. Meditskos, Z. Vasileiou, A. Karakostas, S. Vrochidis, I. Kompatsiaris, "A Pattern-based Semantic Lifting of Cloud and HPC Applications using OWL 2 Meta-modelling", Special Session on High Performance Services Computing and Internet Technologies, International Conference on High Performance Computing & Simulation (HPCS 2020), Barcelona Spain, 10-14 December 2020 (accepted for publication).
  60. G. Antzoulatos, P. Giannakeris, I. Koulalis, A. Karakostas, S. Vrochidis, I. Kompatsiaris, "A Multi-Layer Fusion Approach For Real-Time Fire Severity Assessment Based on Multimedia Incidents", In Proceedings of the 17th International Conference on Information Systems for Crisis Response and Management – ISCRAM 2020 (eds. Amanda Lee Hughes, Fiona McNeil and Christopher Zobel).
  61. I. Kumara, Z. Vasileiou, G. Meditskos, D. Tamburri, W.J. Van Den Heuvel, A. Karakostas, S. Vrochidis, I. Kompatsiaris, "Towards Semantic Detection of Smells in Cloud Infrastructure Code", 10th International Conference on Web Intelligence, Mining and Semantics (WIMS2020) (DOI)
  62. D. Ntioudis, E. Kamateri, G. Meditskos, A. Karakostas, F. Huber, R. Bratska, S. Vrochidis, B. Akhgar, I. Kompatsiaris, "IMMERSE: A Personalized System Addressing the Challenges of Migrant Integration", IEEE International Conference on Multimedia and Expo (ICME2020), Workshop on ICT and Multimedia Tools for Migrants Inclusion in Host societies (WIMMIH2020), 2020 (DOI)
  63. E. Stathopoulos, A. Kokkalas, E. Mitsopoulou, A. Patenidis, G. Meditskos, S. Diplaris, I. Paliokas, S. Vrochidis, K. Votis, D. Tzovaras, I. Kompatsiaris, "Knowledge-based Management and Reasoning on Cultural and Natural Touristic Detours", In: Maglogiannis I., Iliadis L., Pimenidis E. (eds) Artificial Intelligence Applications and Innovations. AIAI 2020. IFIP Advances in Information and Communication Technology, vol 583. Springer, Cham, 2020 (DOI)
  64. A. Moumtzidou, M. Bakratsas, S. Andreadis, A. Karakostas, I. Gialampoukidis, S. Vrochidis, I. Kompatsiaris, "Flood detection with Sentinel-2 satellite images in crisis management systems", 17th International Conference on Information Systems for Crisis Response and Management (ISCRAM 2020).
  65. Α. Karakostas, E. Nikolaidis, S. Vrochidis, S. Demetriadis, Ι. Kompatsiaris, "colMOOC – an Innovative Coversational Agent Platform to Support MOOCs", In2020 IEEE 20th International Conference on Advanced Learning Technologies (ICALTIEEE, 2020, July)
  66. D. Chatzakou, J. Soler-Company, T. Tsikrika, L. Wanner, S. Vrochidis, I. Kompatsiaris, "User Identity Linkage in Social Media Using Linguistic and Social Interaction Features", In Proceedings of the 2020 ACM on Web Science Conference, July 6-10, 2020.
  67. K. Gkountakos, K. Ioannidis, T. Tsikrika, S. Vrochidis, I. Kompatsiaris, "A Crowd Analysis Framework for Detecting Violence Scenes", In Proceedings of the 2020 International Conference on Multimedia Retrieval (ICMR ‘20), June 8–11, 2020, Dublin, Ireland.
  68. E. Stathopoulos, A. Kokkalas, E. Mitsopoulou, A. Patenidis, G. Meditskos, S. Diplaris, I. Paliokas, S. Vrochidis, K. Votis, D. Tzovaras, I. Kompatsiaris, "Knowledge-based Management and Reasoning on Cultural and Natural Touristic Routes", in International Conference on Artificial Intelligence Applications and Innovations (AIAI2020), Chalkidiki, Greece, pp. 355-367, doi: 10.1007/978-3-030-49161-1_30.
  69. D. Ntioudis, A. Chatzimichail, G. Meditskos, S. Vrochidis, I. Kompatsiaris, "Ontology-based Reasoning for Critical Incidents in Public Events", 1st International Workshop on IoT infrastructures for safety in pervasive environments (IoT4SAFE), 2 June, 2020.
  70. A .Koufakis, D. Chatzakou, G. Meditskos, T. Tsikrika, S. Vrochidis, I. Kompatsiaris, "Semantic Web Technologies in Fighting Crime and Terrorism: The CONNEXIONs Approach", Invited talk in 1st International Workshop on IoT infrastructures for safety in pervasive environments (IoT4SAFE), 2 June, 2020.
  71. S. Andreadis, A. Moumtzidou, K. Apostolidis, K. Gkountakos, D. Galanopoulos, E. Michail, I. Gialampoukidis, S. Vrochidis, V. Mezaris, I. Kompatsiaris, "VERGE IN VBS 2020", Proc. 26th Int. Conf. on Multimedia Modeling (MMM2020), Daejeon, Korea, Jan. 2020.
  72. A. Katmada, G. Kalpakis, T. Tsikrika, S. Vrochidis, I. Kompatsiaris, "An extensible framework for interactive real-time visualizations of large-scale heterogeneous multimedia information from online sources", Proceedings of the International Conference on Multimedia Modeling (MMM2020), Special Session on “Multimedia Analytics: Perspectives, Tools and Applications”, Daejeon, Korea, 5-8 January 2020.
  73. P. Giannakeris, G. Meditskos, K. Avgerinakis, S. Vrochidis, I. Kompatsiaris, "Real-time Recognition of Daily Actions based on 3D Joint Movements and Fisher Encoding", Special Session on Multimedia and Multimodal Analytics in the Medical Domain and Pervasive Environments (MULTIMED2020), International Conference on Multimedia Modeling (MMM2020), Daejeon, Korea, 5-8 January 2020 (DOI)
  74. A. Tsanousa, A. Chatzimichail, G. Meditskos, S. Vrochidis, I. Kompatsiaris, "Model-based and Class-based Fusion of Multisensor Data", Special Session on Multimedia and Multimodal Analytics in the Medical Domain and Pervasive Environments (MULTIMED2020), International Conference on Multimedia Modeling (MMM2020), Daejeon, Korea, 5-8 January 2020 (https://zenodo.org/record/3507404, [DOI])
  75. N. Bastas, G. Kalpakis, T. Tsikrika, S. Vrochidis, I. Kompatsiaris, "A comparative study of clustering methods using word embeddings", Proceedings of the 2019 European Intelligence and Security Informatics Conference (EISIC 2019), Oulu, Finland, 24-26 November 2019.
  76. E. Stathopoulos, I. Paliokas, G. Meditskos, S. Diplaris, S. Tsafaras, E. Valkouma, G. Pehlivanides, C. Riggas, S. Vrochidis, K. Votis, D. Tzovaras, I. Kompatsiaris, "Smart Discovery of Cultural and Natural Tourist Routes", In: Social Innovation and Web Intelligence (SIWEB), part of Web Intelligence 2019, Thessaloniki, Greece, pp. 208-214. doi: 10.1145/3358695.3361105.
  77. C. Mourtzios, D. Kourtesis, N. Papadimitriou, G. Antzoulatos, I. Kouloglou, S. Vrochidis, I. Kompatsiaris, "Work-In-Progress: SMART-WATER, a Νovel Τelemetry and Remote Control System Infrastructure for the Management of Water Consumption in Thessaloniki", in the International Conference on Interactive Mobile Communication Technologies and Learning - IMCL, 31 October - 01 November 2019, Mediterranean Palace Hotel, Thessaloniki, Greece
  78. G. Orfanidis, S. Apostolidis, G. Prountzos, M. Riga, A. Kapoutsis, K. Ioannidis, E. Kosmatopoulos, S. Vrochidis, I. Kompatsiaris, "Border surveillance using computer vision enabled robotic swarms for semantically enriched situational awareness", Mediterranean Security Event 2019 (MSE2019) 29th and the 31st of October 2019 Heraklion, Greece.
  79. P. Giannakeris, S. Vrochidis, I. Kompatsiaris, "Multimodal Fusion of Appearance Features, Optical Flow and Accelerometer Data for Speech Detection", in Proceedings of the Working Notes Proceeding MediaEval Workshop, 27-29 October 2019, Sophia Antipolis, France.
  80. S. Andreadis, M. Bakratsas, P. Giannakeris, A. Moumtzidou, I. Gialampoukidis, S. Vrochidis, I. Kompatsiaris, "Multimedia Analysis Techniques for Flood Detection Using Images, Articles and Satellite Imagery", in Proceedings of the Working Notes Proceeding MediaEval Workshop, 27-29 October 2019, Sophia Antipolis, France.
  81. P. Mitzias, E. Kontopoulos, J. Staite, T. Day, G. Kalpakis, T. Tsikrika, H. Gibson, S. Vrochidis, B. Akhgar, I. Kompatsiaris, "Deploying Semantic Web Technologies for Information Fusion of Terrorism related Content and Threat Detection on the Web", Proceedings of the Security Analytics and Cyber Threat Intelligence on the Web (SACTI 2019) workshop, in conjunction with the IEEE/WIC/ACM International Conference on Web Intelligence (WI 2019), Thessaloniki, Greece, 14-17 October 2019.
  82. E. Kamateri, T. Tsikrika, S. Symeonidis, S. Vrochidis, W. Minker, I. Kompatsiaris, "A test collection for passage retrieval evaluation from health-related resources in Spanish", 41st European Conference on Information Retrieval (ECIR 2019), 14-18 April 2019, Cologne, Germany
  83. A. Moumtzidou, M. Bakratsas, S. Andreadis, I. Gialampoukidis, S. Vrochidis, I. Kompatsiaris, "Road passability estimation using deep neural networks and satellite image patches", Conference On Big Data From Space (BiDS’19), February 2019, Munich, Germany
  84. G. Vingione, G. Scarpino, L. Marzell, T. Pettengell, I. Gialampoukidis, S. Andreadis, S. Vrochidis, I. Kompatsiaris, B. Valentin, L. Gale, W.-K. Lee, W. Lee, M. Gienger, D. Hoppe, V. Sitokonstantinou, I. Papoutsis, C. Kontoes, F. Baruffi, M. Ferri, H. Yoon, A. Karppinen and A.-M. Harri, "EOPEN: Open interoperable platform for unified access and analysis of earth observation data", Conference On Big Data From Space (BiDS’19), February 2019, Munich, Germany
  85. S. Andreadis, A. Moumtzidou, D. Galanopoulos, F. Markatopoulou, K. Apostolidis, T. Mavropoulos, I. Gialampoukidis, S. Vrochidis, V. Mezaris, I. Kompatsiaris, I. Patras, "VERGE in VBS 2019", Proc. 25th Int. Conf. on Multimedia Modeling (MMM2019), Thessaloniki, Greece, Springer LNCS vol. 11296, pp. 602-608, Jan. 2019.
  86. G. Kalpakis, T. Tsikrika, S. Vrochidis, I. Kompatsiaris, "Identifying terrorism-related key actors in multidimensional social networks", Proc. 25th Int. Conf. on Multimedia Modeling (MMM2019), Thessaloniki, Greece, Jan. 2019.
  87. M. Krestenitis, G. Orfanidis, K. Ioannidis, K. Avgerinakis, S. Vrochidis, I. Kompatsiaris, "Early Identification of Oil Spills in Satellite Images Using Deep CNNs", International Conference on MultiMedia Modeling, January 2019, Thessaloniki, Greece
  88. E. Kontopoulos, P. Mitzias, S. Dasiopoulou, J. Moßgraber, S. Mille, P. Hertweck, T. Hellmund, A. Karakostas, S. Vrochidis, L. Wanner, I. Kompatsiaris, "Applying Semantic Web Technologies for Decision Support in Climate-Related Crisis Management", 2nd International Conference Citizen Observatories for natural hazards and Water Management (COWM 2018), 27-30 November 2018, Venezia, Italy
  89. G. Antzoulatos, A. Karakostas, S. Vrochidis, F. Lombardo, D. Norbiato, M. Ferri, I. Kompatsiaris, "A Crisis Classification System for flood risk assessment: the beAWARE project", 2nd International Conference Citizen Observatories for natural hazards and Water Management (COWM 2018), 27-30 November 2018, Venezia, Italy
  90. I. Gialampoukidis, A. Moumtzidou, M. G. Scarpino, G. Palumbo, S. Vrochidis, I. Kompatsiaris, F. Zaffanella, D. Norbiato, M. Ferri, & G.Vingione, "Earth Observation and Social Multimedia Data Fusion for Natural Hazards and Water Management: The H2020 EOPEN Project Paradigm", 2nd International Conference Citizen Observatories for natural hazards and Water Management, Venice, 27-30 November 2018
  91. S. Andreadis, I. Gialampoukidis, R. Fiorin, F. Lombardo, D. Norbiato, A. Karakostas, M. Ferri, S. Vrochidis, I. Kompatsiaris, "Social Media Observations for Flood Event Monitoring in Italy over a One-Year Period", 2nd International Conference Citizen Observatories for natural hazards and Water Management (COWM 2018), 27-30 November 2018, Venezia, Italy
  92. K. Avgerinakis, A. Moumtzidou, D. Galanopoulos, G. Orfanidis, S. Andreadis, F. Markatopoulou, E. Batziou, K. Ioannidis, S. Vrochidis, V. Mezaris, I. Kompatsiaris, "ITI-CERTH participation in TRECVID 2018", Proc. TRECVID 2018 Workshop, Gaithersburg, MD, USA, Nov. 2018.
  93. G. Orfanidis, K. Ioannidis, K. Avgerinakis, S. Vrochidis, I. Kompatsiaris, "A deep neural network for oil spill semantic segmentation in SAR images", To be presented in IEEE Int. Conf. on Image Processing (ICIP 2018), Athens, Greece, October 2018.
  94. C. Iliou, T. Tsikrika, G. Kalpakis, S. Vrochidis, I. Kompatsiaris, "Adaptive Focused Crawling Using Online Learning", In International Conference on Internet Science (pp. 40-53). Springer, Cham. (2018, October)
  95. G. Vingione, L. Marzell, E. Cadau., I. Gialampoukidis, S. Vrochidis, I. Kompatsiaris, B. Valentin, M. Melcott, L. Gale, W.-K. Lee, S. Woo, M. Gienger, D. Hoppe, C. Kontoes, I. Papoutsis, M. Ferri, F. Baruffi, J. Yoon, H. Yoon, A. Karppinen, A.-M. Harri, "THE H2020-EO EOPEN PROJECT", INSPIRE Conference 2018, 18-21 September 2018, Antwerp, Belgium (poster presentation).
  96. P. Giannakeris, V. Kaltsa, K. Avgerinakis, A. Briassouli, S. Vrochidis, I. Kompatsiaris, "Speed Estimation and Abnormality Detection from Surveillance Cameras", CVPRW NVIDIA AI City Challenge, 2018.
  97. D. C. Hilbring, J. Moßgraber, P. Hertweck, T. Hellmund, H. van der Schaaf, A. Karakostas, E. Kontopoulos, I. Gialampoukidis, S. Andreadis, S. Vrochidis, I. Kompatsiaris, "Harmonizing Data Collection in an Ontology for a Risk Management Platform", In proceedings of Enviroinfo 2018, September 5-7, Shaker-Verlag
  98. A. Karakostas, S. Vrochidis, I. Kompatsiaris, B. Kantsepolsky, J. Moßgraber, S. Dasiopoulou, B. Mandler, A. Karppinen, M. Ferri, I. Vourvachis, C. Castro, K. Lintrup, "beWARE: Enhancing Decision Support and Management Services in Extreme Weather Climate Events", In proceedings of Enviroinfo 2018, September 5-7, Shaker-Verlag
  99. S. Andreadis, A. Moumtzidou, I. Gialampoukidis, S. Vrochidis, I. Kompatsiaris, "A Flood Monitoring Tool for Urban Areas Using Satellite, Weather and Social Data", US-Serbia & West Balkan Data Science Workshop 2018 - Big Data and Critical Infrastructures, 26-28 August 2018, Belgrade, Serbia (poster presentation)
  100. T. Stavropoulos, G. Meditskos, S. Vrochidis, I. Kompatsiaris, "Activity Recognition and Personalized Feedback Solution for Active and Healthy Ageing", Intelligent Conversation Agents in Home and Geriatric Care Applications, Held in conjunction with the Federated AI Meeting (FAIM), 15th of July, Stockholm, Sweden, 2018
  101. P. Giannakeris, K. Avgerinakis, A. Karakostas, S. Vrochidis, I. Kompatsiaris, "People and vehicles in danger - A fire and flood detection system in social media", 13th Workshop on IEEE Image, Video, and Multidimensional Signal Processing (IVMSP 2018), 10-12 June 2018, Zagori, Greece
  102. I. Gialampoukidis, A. Moumtzidou, S. Vrochidis, I. Kompatsiaris, "Fusion of Compound Queries with Multiple Modalities for Known Item Video Search", 13th Workshop on IEEE Image, Video, and Multidimensional Signal Processing (IVMSP 2018), 10-12 June 2018, Zagori, Greece
  103. M. Riga, E. Kontopoulos, K. Karatzas, S. Vrochidis, I. Kompatsiaris, "An Ontology-based Decision Support Framework for Personalized Quality of Life Recommendations", In: 4th International Conference on Decision Support System Technology (ICDSST2018), 22-25 May 2018, Heraklion, Crete, Greece.
  104. E. Kontopoulos, P. Mitzias, J. Moßgraber, P. Hertweck, H. van der Schaaf, D. Hilbring, F. Lombardo, D. Norbiato, M. Ferri, A. Karakostas, S. Vrochidis, I. Kompatsiaris, "Ontology-based Representation of Crisis Management Procedures for Climate Events", 1st International Workshop on Intelligent Crisis Management Technologies for Climate Events (ICMT 2018), May 20-23, collocated with the 15th International Conference on Information Systems for Crisis Response and Management (ISCRAM 2018).
  105. J. Moßgraber, D. Hilbring, H. van der Schaaf, P. Hertweck, E. Kontopoulos, P. Mitzias, A. Karakostas, S. Vrochidis, I. Kompatsiaris, "The Sensor to Decision Chain in Crisis Management", Int. Conf. on Information Systems for Crisis Response and Management (ISCRAM'18), 2018, May 20-23
  106. A. Moumtzidou, S. Andreadis, I. Gialampoukidis, A. Karakostas, S. Vrochidis, I. Kompatsiaris, "Flood relevance estimation from visual and textual content in social media streams", WWW 2018 Workshop on Exploitation of Social Media for Emergency Relief and Preparedness (SMERP), 23 April 2018, Lyon, France.
  107. E. Michail, A. Moumtzidou, I. Gialampoukidis, K. Avgerinakis, M. G. Scarpino, S. Vrochidis, G. Vingione, I. Kompatsiaris, K. Labbassi, M. Menenti, F.-E. Elghandour, "Testing a Flood Mask Correction Method Of Optical Satellite Imagery Over Irrigated Agricultural Areas", 2nd Mapping Water Bodies from Space Conference (MWBS2018), 27-28 March 2018, ESA-ESRIN Frascati, Italy.
  108. T. Tsikrika, S. Symeonidis, I. Gialampoukidis, A. Satsiou, S. Vrochidis, I. Kompatsiaris, "A Hybrid Recommendation System Based on Density-Based Clustering", (13 March 2018) In: Diplaris S., Satsiou A., Følstad A., Vafopoulos M., Vilarinho T. (eds) Internet Science. INSCI 2017 International Workshops, IFIN, DATA ECONOMY, DSI, and CONVERSATIONS, Revised Selected Papers. Lecture Notes in Computer Science, vol 10750. Springer, Cham https://doi.org/10.1007/978-3-319-77547-0_5
  109. A. Moumtzidou, S. Andreadis, F. Markatopoulou, D. Galanopoulos, I. Gialampoukidis, S. Vrochidis, V. Mezaris, I. Kompatsiaris, I. Patras, "VERGE in VBS 2018", Proc. 24th Int. Conf. on Multimedia Modeling (MMM2018), Bangkok, Thailand, Feb. 2018.
  110. L. Wanner, E. André, J. Blat, S. Dasiopoulou, M. Farrùs, T. Fraga, E. Kamateri, F. Lingenfelser, G. Llorach, O. Martínez, G. Meditskos, S. Mille, W. Minker, L. Pragst, D. Schiller, A. Stam, L. Stellingwerff, F. Sukno, B. Vieru, S. Vrochidis, "KRISTINA: A Knowledge-Based Virtual Conversation Agent", In International Conference on Practical Applications of Agents and Multi-Agent Systems, pp. 284-295. Springer, Cham, 2017, https://doi.org/10.1007/978-3-319-59930-4_23
  111. S. Andreadis, I. Gialampoukidis, S. Vrochidis, I. Kompatsiaris, "A Topic Detection and Visualisation System on Social Media Posts", In International Conference on Internet Science, pp. 421-427. Springer, Cham, 2017.
  112. E. Batziou, I. Gialampoukidis, S. Vrochidis, I. Antoniou, I. Kompatsiaris, "Unsupervised Keyword Extraction Using the GoW Model and Centrality Scores", In International Conference on Internet Science, pp. 344-351. Springer, Cham, 2017.
  113. K. Avgerinakis, P. Giannakeris, A. Briassouli, A. Karakostas, S. Vrochidis, I. Kompatsiaris, "LBP-flow and hybrid encoding for real-time water and fire classification", ICCV-MSF 2017, IEEE/ISPRS 4th Joint Workshop on Multi-Sensor Fusion for Dynamic Scene Understanding.
  114. K. Avgerinakis, A. Moumtzidou, S. Andreadis, E. Michail, I. Gialampoukidis, S. Vrochidis, I. Kompatsiaris, "Visual and textual analysis of social media and satellite images for flood detection", Multimedia Satellite task of MediaEval 2017.
  115. I. Gialampoukidis, S. Vrochidis, I. Kompatsiaris, "Crater monitoring through social media observations", In European Planetary Science Congress 2017, Vol. 11, EPSC2017-25-1, 2017.
  116. I. Gialampoukidis, G. Kalpakis, T. Tsikrika, S. Papadopoulos, S. Vrochidis, I. Kompatsiaris, "Detection of Terrorism-related Twitter Communities using Centrality Scores", In Proceedings of the 2nd International Workshop on Multimedia Forensics and Security, pp. 21-25. ACM, 2017.
  117. G. Meditskos, S. Vrochidis, I. Kompatsiaris, "Description Logics and Rules for Multimodal Situational Awareness in Healthcare", Special session on Multimedia and Multimodal Interaction for Health and Basic Care Applications at MMM 2017, pp. 714-725, Springer, 2017
  118. F. Markatopoulou, A. Moumtzidou, D. Galanopoulos, K. Avgerinakis, S. Andreadis, I. Gialampoukidis, S. Tachos, S. Vrochidis, V. Mezaris, I. Kompatsiaris, I. Patras, "ITI-CERTH participation in TRECVID 2017", Proc. TRECVID 2017 Workshop, Gaithersburg, MD, USA, Nov. 2017.
  119. G. Vingione, L. Marzell, E. Cadau, I. Gialampoukidis, S. Vrochidis, I. Kompatsiaris, B. Valentin, M. Melcott, L. Gale, W.-K. Lee, S. Woo, M. Gienger, D. Hoppe, C. Kontoes, I. Papoutsis, M. Ferri, F. Baruffi, J. Yoon, H. Yoon, A. Karppinen, A.-M. Harri, "The H2020-EO EOPEN project", ESA Conference on Big Data from Space 2017, 28-30 November 2017, Toulouse, France.
  120. S. Andreadis, I. Gialampoukidis, G. Kalpakis, T. Tsikrika, S. Papadopoulos, S. Vrochidis, I. Kompatsiaris, "A Monitoring Tool for Terrorism-related Key-players and Key-communities in Social Media Networks", In Proceedings of the 2017 IEEE European Intelligence and Security Informatics Conference (EISIC 2017), Dekelia Air Base, Athens, Greece, September 11-13, 2017.
  121. K. Avgerinakis, P. Giannakeris, A. Briassouli, A. Karakostas, S. Vrochidis, I. Kompatsiaris, "Intelligent traffic city management from surveillance systems (CERTH-ITI)", NVIDIA AI city challenge, IEEE Smart World, Aug. 2017, USA.
  122. T. Mavropoulos, D. Liparas, S. Symeonidis, S. Vrochidis, I. Kompatsiaris, "A Hybrid Approach for Biomedical Relation Extraction Using Finite State Automata and Random Forest-Weighted Fusion", Proceedings of the 18th International Conference on Computational Linguistics and Intelligent Text Processing (CICLing 2017), April 17-23, 2017, Budapest, Hungary
  123. A. Moumtzidou, T. Mironidis, F. Markatopoulou, S. Andreadis, I. Gialampoukidis, D. Galanopoulos, A. Ioannidou, S. Vrochidis, V. Mezaris, I. Kompatsiaris, I. Patras, "VERGE in VBS 2017", Proc. 23rd Int. Conf. on MultiMedia Modeling (MMM'17), Reykjavik, Iceland, Jan. 2017.
  124. G. Meditskos, E. Kontopoulos, S. Vrochidis, I. Kompatsiaris, "Ontology-Driven Context Interpretation and Conflict Resolution in Dialogue-Based Home Care Assistance", In: Paschke, A., Burger, A., Splendiani, A., Marshall, M.S., and Romano, P. (eds.) 9th Int. Conf. on Semantic Web Applications and Tools for Life Sciences - SWAT4LS. CEUR Workshop Proceedings Vol 1795, Amsterdam, The Netherlands (2016).
  125. I. Gialampoukidis, T. Tsikrika, S. Vrochidis, I. Kompatsiaris, "Community Detection in Complex Networks Based on DBSCAN and a Martingale Process", Semantic and Social Media Adaptation and Personalization (SMAP), 2016 11th International Workshop on, pp. 1-6. IEEE, 2016.
  126. I. Gialampoukidis, S. Vrochidis, I. Kompatsiaris, "Incremental estimation of visual vocabulary size for image retrieval", In INNS Conference on Big Data, pp. 29-38. Springer International Publishing, 2016.
  127. I. Gialampoukidis, G. Kalpakis, T. Tsikrika, S. Vrochidis, I. Kompatsiaris, "Key player identification in terrorism-related social media networks using centrality measures", In Intelligence and Security Informatics Conference (EISIC), 2016 European, pp. 112-115. IEEE, 2016.
  128. G. Meditskos, S. Dasiopoulou, S. Vrochidis, L. Wanner, I. Kompatsiaris, "Question Answering over Pattern-Based User Models", In Proceedings of the 12th International Conference on Semantic Systems (SEMANTiCS 2016), pp. 153-160. ACM, New York, NY, USA, 2016 DOI: https://doi.org/10.1145/2993318.2993331
  129. A. Moumtzidou, I. Gialampoukidis, T. Mironidis, D. Liparas, S. Vrochidis, I. Kompatsiaris, "A Multimedia Interactive Search Engine based on Graph-based and Non-linear Multimodal Fusion", In Content-Based Multimedia Indexing (CBMI), 2016 14th International Workshop on, IEEE, 2016.
  130. I. Gialampoukidis, A. Moumtzidou, D. Liparas, S. Vrochidis, I. Kompatsiaris, "A hybrid graph-based and non-linear late fusion approach for multimedia retrieval", In Content-Based Multimedia Indexing (CBMI), 2016 14th International Workshop on, pp. 1-6, IEEE, 2016.
  131. I. Gialampoukidis, A. Moumtzidou, T. Tsikrika, S. Vrochidis, I. Kompatsiaris, "Retrieval of Multimedia objects by Fusing Multiple Modalities", In Proceedings of the 2016 ACM on International Conference on Multimedia Retrieval, pp. 359-362, ACM.
  132. I. Gialampoukidis, S. Vrochidis, I. Kompatsiaris, "A Hybrid framework for news clustering based on the DBSCAN-Martingale and LDA", In proceedings of the 12th international conference on Machine Learning and Data Mining (MLDM2016), New York, July 16-21, 2016. pp. 170-184, Springer International Publishing. doi: 10.1007/978-3-319-41920-6_13
  133. I. Gialampoukidis, S. Vrochidis, I. Kompatsiaris, "Fast Visual Vocabulary Construction for Image Retrieval using Skewed-Split k-d trees", In International Conference on Multimedia Modeling, pp. 466-477. Springer International Publishing, 2016.
  134. F. Markatopoulou, A. Moumtzidou, D. Galanopoulos, T. Mironidis, V. Kaltsa, A. Ioannidou, S. Symeonidis, K. Avgerinakis, S. Andreadis, I. Gialampoukidis, S. Vrochidis, A. Briassouli, V. Mezaris, I. Kompatsiaris, I. Patras, "ITI-CERTH participation in TRECVID 2016", Proc. TRECVID 2016 Workshop, Gaithersburg, MD, USA, Nov. 2016.
  135. B. Simeonov, V. Alexiev, D. Liparas, M. Puigbo, S. Vrochidis, E. Jamin, I. Kompatsiaris, "Semantic integration of web data for international investment decision support", 3rd international conference on Internet Science, Florence, Italy, Sept. 12-14 2016.
  136. A. Moumtzidou, S. Papadopoulos, S. Vrochidis, I. Kompatsiaris, K. Kourtidis, G. Hloupis, I. Stavrakas, K. Papachristopoulou, C. Keratidis, "Towards Air Quality Estimation Using Collected Multimodal Environmental Data", 1st International Workshop on Internet and Social media for Environmental Monitoring (In conjunction with the 3rd international conference on Internet Science (INSCI 2016)), Florence, Italy, 12 September 2016.
  137. C. Iliou, G. Kalpakis, T. Tsikrika, S. Vrochidis, I. Kompatsiaris, "Hybrid Focused Crawling for Homemade Explosives Discovery on Surface and Dark Web", 11th International Conference on Availability, Reliability and Security (ARES 2016), Salzburg, Austria, Aug 2016.
  138. I. Gialampoukidis, D. Liparas, S. Vrochidis, I. Kompatsiaris, "Query-based Topic Detection Using Concepts and Named Entities", 1st International Workshop on Multimodal Media Data Analytics (MMDA 2016), The Hague, Netherlands, August 30, 2016.
  139. G. Kalpakis, T. Tsikrika, C. Iliou, T. Mironidis, S. Vrochidis, J. Middleton, U. Williamson, I. Kompatsiaris, "Interactive Discovery and Retrieval of Web Resources Containing Home Made Explosive Recipes", 4th International Conference on Human Aspects of Information Security, Privacy and Trust, Toronto, Canada, 17 - 22 July 2016.
  140. G. Meditskos, S. Dasiopoulou, Louisa Pragst, S. Ultes, S. Vrochidis, I. Kompatsiaris, L. Wanner, "Towards an Ontology-driven Adaptive Dialogue Framework", 1st International Workshop on Multimedia Analysis and Retrieval for Multimodal Interaction (MARMI 2016), New York, USA, June 6, 2016.
  141. L. Wanner, J. Blat, S. Dasiopoulou, M. Domínguez, G. Llorach, S. Mille, F. Sukno, E. Kamateri, S. Vrochidis, I. Kompatsiaris, E. André, F. Lingenfelser, G. Mehlmann, A. Stam, L. Stellingwerff, B. Vieru, L. Lamel, W. Minker, L. Pragst, Stefan Ultes, "Towards a Multimedia Knowledge-Based Agent with Social Competence and Human Interaction Capabilities", 1st International Workshop on Multimedia Analysis and Retrieval for Multimodal Interaction (MARMI 2016), New York, USA, June 6, 2016.
  142. A. Moumtzidou, S. Papadopoulos, S. Vrochidis I. Kompatsiaris, K. Kourtidis, G. Hloupis, I. Stavrakas, K. Papachristopoulou, C. Keratidis, "Collection of Multimodal Environmental Data for Air Quality Estimation", Proc. of 1st International Workshop on the Social Web for Environmental and Ecological Monitoring (SWEEM), Cologne, Germany, 17 May 2016.
  143. A. Moumtzidou, T. Mironidis, E. Apostolidis, F. Markatopoulou, A. Ioannidou, I. Gialampoukidis, K. Avgerinakis, S. Vrochidis, V. Mezaris, I. Kompatsiaris, I. Patras, "VERGE: A Multimodal Interactive Search Engine for Video Browsing and Retrieval", Proc. Video Browser Showdown (VBS) at the 22nd Int. Conf. on MultiMedia Modeling (MMM'16), Miami, FL, USA, Jan. 2016.
  144. T. Tsikrika, G. Kalpakis, S. Vrochidis, I. Kompatsiaris, I. Paraskakis, I. Kavasidis, J. Middleton, U. Williamson, "A Framework for the Discovery, Analysis, and Retrieval of Multimedia Homemade Explosives Information on the Web", In Proceedings of the International Workshop on Multimedia Forensics and Security (MFSec 2015), held in conjunction with the 10th International Conference on Availability, Reliability and Security, Toulouse, France, 2015.
  145. F. Markatopoulou, A. Ioannidou, C. Tzelepis, T. Mironidis, D. Galanopoulos, S. Arestis-Chartampilas, N. Pittaras, K. Avgerinakis, N. Gkalelis, A. Moumtzidou, S. Vrochidis, V. Mezaris, I. Kompatsiaris, I. Patras, "ITI-CERTH participation to TRECVID 2015", Proc. TRECVID 2015 Workshop, Gaithersburg, MD, USA, Nov. 2015.
  146. C. Doulaverakis, S. Vrochidis, I. Kompatsiaris, "Exploiting visual similarities for ontology alignment", 7th International Conference on Knowledge Engineering and Ontology Development (KEOD 2015), Lisbon, Portugal, 12-14 November, 2015
  147. Y. Hacohen-Kerner, A. Sabag, D. Liparas, A. Moumtzidou, S. Vrochidis, I. Kompatsiaris, "Classification using various ML Methods and Combinations of Key-Phrases and Visual Features", 1st KEYSTONE Conference (IKC2015), Coimbra, Portugal, September 8-9, 2015.
  148. G. Kalpakis, T. Tsikrika, F. Markatopoulou, N. Pittaras, S. Vrochidis, V. Mezaris, I. Patras, I. Kompatsiaris, "Concept Detection on Multimedia Web Resources about Home Made Explosives", Proc. Int. Workshop on Multimedia Forensics and Security (MFSec), held in conjunction with the 10th Int. Conf. on Availability, Reliability and Security (ARES), Toulouse, France, Aug. 2015.
  149. S. Vrochidis, I. Kompatsiaris, G. Casamayor, I. Arapakis, R. Busch, V. Alexiev, E. Jamin, M. Jugov, N. Heise, T. Forrellat, D. Liparas, L. Wanner, I. Miliaraki, V. Aleksic, K. Simov, A. M. Soro, M. Eckhoff, T. Wagner, M. Puigbó, "MULTISENSOR: Development of Multimedia Content Integration Technologies for Journalism, Media Monitoring and International Exporting Decision Support", 2015 IEEE International Conference on Multimedia and Expo (ICME 2015), Turin, Italy, June 29 - July 3, 2015.
  150. T. Tsikrika, A. Latas, A. Moumtzidou, E. Chatzilari, S. Vrochidis, I. Kompatsiaris, "Discovery of Environmental Web Resources Based on the Combination of Multimedia Evidence", 2nd International Workshop on Environmental Multimedia Retrieval (EMR 2015), Shanghai, China, June 23, 2015.
  151. T. Tsikrika, K. Andreadou, A. Moumtzidou, E. Schinas, S. Papadopoulos, S. Vrochidis, I. Kompatsiaris, "A Unified Model for Socially Interconnected Multimedia-Enriched Objects", 21st MultiMedia Modelling Conference (MMM2015), Sydney, Australia, 5-7 January, 2015.
  152. A. Moumtzidou, K. Avgerinakis, E. Apostolidis, F. Markatopoulou, K. Apostolidis, T. Mironidis, S. Vrochidis, V. Mezaris, I. Kompatsiaris, I. Patras, "VERGE: A Multimodal Interactive Video Search Engine", Proc. 21st Int. Conf. on MultiMedia Modeling (MMM15), Sydney, Australia, Jan. 2015.
  153. D. Liparas, I. Hacohen-Kerner, A. Moumtzidou, S. Vrochidis, I. Kompatsiaris, "News articles classification using Random Forests and weighted multimodal features", Proceedings of the 3rd Open Interdisciplinary MUMIA Conference and 7th Information Retrieval Facility Conference (IRFC2014), 10 - 12 November 2014, Copenhagen, Denmark, LNCS 8849, pp. 63-75, Berlin: Springer-Verlag, 2014.
  154. N. Gkalelis, F. Markatopoulou, A. Moumtzidou, D. Galanopoulos, K. Avgerinakis, N. Pittaras, S. Vrochidis, V. Mezaris, I. Kompatsiaris, I. Patras, "ITI-CERTH participation to TRECVID 2014", Proc. TRECVID 2014 Workshop, Orlando, FL, USA, November 2014.
  155. I. HaCohen-Kerner, S. Vrochidis, D. Liparas, A. Moumtzidou, I. Kompatsiaris, "Key-phrase Extraction using Textual and Visual Features", 3rd Workshop on Vision and Language (VL), Dublin, Ireland, August 23-29, 2014.
  156. D. Liparas, A. Moumtzidou, S. Vrochidis, I. Kompatsiaris, "Concept-oriented labelling of patent images based on Random Forests and proximity-driven generation of synthetic data", COLING'14 Workshop on Vision and Language (VL'14), Dublin, August 23, 2014.
  157. L. Johansson, V. Epitropou, K. Karatzas, L. Wanner, A. Karppinen, J. Kukkonen, S. Vrochidis, I. Kompatsiaris, "The extraction and fusion of meteorological and air quality information for orchestrated services", Proceedings of 1st International Workshop on Environmental Multimedia Retrieval (EMR 2014), Glasgow, UK, April 1, 2014.
  158. T. Tsikrika, A. Moumtzidou, S. Vrochidis, I. Kompatsiaris, "Focused Crawling of Environmental Web Resources: A Pilot Study on the Combination of Multimedia Evidence", Proceedings of 1st International Workshop on Environmental Multimedia Retrieval (EMR 2014), Glasgow, UK, April 1, 2014.
  159. A. Moumtzidou, K. Avgerinakis, E. Apostolidis, V. Aleksic, F. Markatopoulou, C. Papagiannopoulou, S. Vrochidis, V. Mezaris, R. Busch, I. Kompatsiaris, "VERGE: An Interactive Search Engine for Browsing Video Collections", Proc. Video Browser Showdown (VBS'14) at the 20th Int. Conf. on MultiMedia Modeling (MMM'14), Dublin, Ireland, Springer LNCS vol. 8326, pp. 411-414, January 2014.
  160. A. Moumtzidou, S. Vrochidis, I. Kompatsiaris, "Concept extraction from patent images based on recursive hybrid classification", Proceedings of 6th Information Retrieval Facility Conference 2013 (IRFC 2013), Limassol, Cyprus, 7-9 October, 2013. Multidisciplinary Information Retrieval, Springer Berlin Heidelberg, Vol. 8201, pp. 83-86.
  161. A. Moumtzidou, S. Vrochidis, I. Kompatsiaris, "Discovery of Weather Forecast Web Resources based on Ontology and Content-driven Hierarchical Classification", Proceedings of 14th International Conference on Engineering Applications of Neural Networks (EANN 2013), Halkidiki, Greece, 13-16 September, 2013. Communications in Computer and Information Science, Springer Berlin Heidelberg, Vol. 383, pp. 223-232.
  162. F. Markatopoulou, A. Moumtzidou, C. Tzelepis, K. Avgerinakis, N. Gkalelis, S. Vrochidis, V. Mezaris, I. Kompatsiaris, "ITI-CERTH participation to TRECVID 2013", Proc. TRECVID 2013 Workshop, Gaithersburg, MD, USA, November 2013.
  163. A. Moumtzidou, S. Vrochidis, E. Chatzilari, I. Kompatsiaris, "Discovery of Environmental Resources based on Heatmap Recognition", Proceedings of the IEEE International Conference on Image Processing (ICIP 2013), Melbourne, Australia, September 15-18, 2013.
  164. L. Wanner, H. Bosch, S. Vrochidis, N. Bouayad-Agha, G. Casamayor, L. Johansson, A. Karppinen, A. Moumtzidou, I. Kompatsiaris, T. Ertl, "Involving the Expert in the Delivery of Environmental Information from the Web", EnviroInfo 2013, Hambourg, September 2-4, 2013, pp. 561-568.
  165. A. Moumtzidou, N. Gkalelis, P. Sidiropoulos, M. Dimopoulos, S. Nikolopoulos, S. Vrochidis, V. Mezaris, I. Kompatsiaris, "ITI-CERTH participation to TRECVID 2012", Proc. TRECVID 2012 Workshop, November 2012, Gaithersburg, MD, USA.
  166. A Moumtzidou, P. Sidiropoulos, S. Vrochidis, N. Gkalelis, S. Nikolopoulos, V. Mezaris, I. Kompatsiaris, I. Patras, "ITI-CERTH participation to TRECVID 2011", Proc. TRECVID 2011 Workshop, December 2011, Gaithersburg, MD, USA.
  167. A. Moumtzidou, A. Dimou, N. Gkalelis, S. Vrochidis, V. Mezaris, I. Kompatsiaris, "ITI-CERTH participation to TRECVID 2010", Proc. TRECVID 2010 Workshop, November 2010, Gaithersburg, MD, USA.
  168. S. Vrochidis, I. Kompatsiaris, I. Patras, "Optimizing Visual Search with Implicit User Feedback in Interactive Video Retrieval", in Proceedings of the ACM International Conference on Image and Video Retrieval (CIVR 2010), pp 274-281, Xi'an, China, 5-7 July 2010
  169. S. Vrochidis, A. Moumtzidou, P. King, A. Dimou, V. Mezaris, I. Kompatsiaris, "VERGE: A video interactive retrieval engine", Proc. 8th International Workshop on Content-Based Multimedia Indexing (CBMI 2010), Grenoble, France, 23-25 June 2010, pp. 142-147
  170. P. Sidiropoulos, S. Vrochidis, I. Kompatsiaris, "Content-Based Retrieval of Complex Binary Images", in Proceedings of the 8th International Workshop on Content-Based Multimedia Indexing (CBMI 2010), pp. 182-187, Grenoble, France, 23-25 June 2010
  171. S. Vrochidis, I. Kompatsiaris, I. Patras, "Exploiting Implicit User Feedback in Interactive Video Retrieval", in Proceedings of the 11th International Workshop on Image Analysis for Multimedia Interactive Services (WIAMIS 2010), Desenzano del Garda, Italy, 12 - 14 April 2010
  172. A. Moumtzidou, A. Dimou, P. King, S. Vrochidis, A. Angeletou, V. Mezaris, S. Nikolopoulos, I. Kompatsiaris, L. Makris, "ITI-CERTH participation to TRECVID 2009 HLFE and Search" Proc. TRECVID 2009 Workshop, Gaithersburg, MD, USA, Nov 2009
  173. S. Vrochidis, P. King, L. Makris, A. Moumtzidou, S. Nikolopoulos, A. Dimou, V. Mezaris, I. Kompatsiaris, "MKLab Interactive Video Retrieval System" ACM International Conference on Image and Video Retrieval (CIVR09) - VideOlympics Showcase event, Santorini, Greece, Jul 2009
  174. Q. Zhang, G. Tolias, B. Mansencal, A. Saracoglu, N. Aginako, A. Alatan, L. A. Alexandre, Y. Avrithis, J. Benois-Pineau, K. Chandramouli, M. Corvaglia, U. Damnjanovic, A. Dimou, E. Esen, N. Fatemi, I. Garcia, F. Guerrini, A. Hanjalic, R. Jarina, P. Kapsalas, P. King, I. Kompatsiaris, L. Makris, V. Mezaris, P. Migliorati, A. Moumtzidou, Ph. Mylonas, U. Naci, S. Nikolopoulos, M. Paralic, T. Piatrik, F. Poulin, A.M.G. Pinheiro, L. Raileanu, E. Spyrou, S. Vrochidis, "COST292 experimental framework for TRECVID 2008" Proc. TRECVID 2008 Workshop, Gaithersburg, MD, USA., Nov 2008
  175. S. Vrochidis, P. King, L. Makris, A. Moumtzidou, V. Mezaris, I. Kompatsiaris, "MKLab Interactive Video Retrieval System" Proc. ACM International Conference on Image and Video Retrieval (CIVR08) - VideOlympics Showcase event, Niagara Falls, Canada, pp. 563., Jul 2008
  176. J. Codina, E. Pianta, S. Vrochidis, S. Papadopoulos, "Integration of Semantic, Metadata and Image search engines with a text search engine for patent retrieval" In Proceedings of the Workshop on Semantic Search (SemSearch 2008) at the 5th European Semantic Web Conference (ESWC 2008), Tenerife, Spain, Jun 2008
  177. F. Bellotti, S. Vrochidis, E. Parissi, P. Lhoas, D. Mathevon, M. Pellegrino, G. Bo, I. Kompatsiaris, "A T-learning Courses Development and Presentation Framework", 3rd International Conference on Interactive Mobile and Computer Aided Learning, IMCL2008, April 16-18, 2008, Amman, Jordan.
  178. P. Wilkins, T. Adamek, D. Byrne, G. J. F. Jones, H. Lee, G. Keenan, G. T. Papadopoulos, S. Vrochidis, V. Mezaris, I. Kompatsiaris, et al, "K-Space at TRECVid 2007" 5th TRECVID Workshop, Gaithersburg, MD, USA,, Nov 2007
  179. Q. Zhang, K. Chandramouli, S. Vrochidis, A. Moumtzidou, S. Nikolopoulos, V. Mezaris, L. Makris, I. Kompatsiaris, et al, "The COST292 experimental framework for TRECVID 2007" 5th TRECVID Workshop, Gaithersburg, MD, USA, Nov 2007.
  180. S. Vrochidis, C. Doulaverakis, A. Gounaris, E. Nidelkou, L. Makris, I. Kompatsiaris, "A Hybrid Ontology and Visual-based Retrieval Model for Cultural Heritage Multimedia Collections" 2nd International Conference on Metadata and Semantics Research, Corfu, Greece, Oct 2007.
  181. S. Vrochidis, C. Doulaverakis, L. Makris, A. Gounaris, E. Nidelkou, I. Kompatsiaris, M. G. Strintzis, "Hybrid Ontology and Visual-based Retrieval for Cultural Heritage Multimedia Libraries" 14th International Conference of Image Analysis and Processing - Workshops, Italy, Sep 2007.
  182. S. Vrochidis, V. Mezaris. I. Kompatsiaris, "ITI interactive video retrieval system" 6th ACM International Conference On Image And Video Retrieval (CIVR 2007), Amsterdam, The Netherlands, pp. 648-648, ISBN:978-1-59593-733-9, Jul 2007
  183. J. Calic, P. Kramer, U. Naci, S. Vrochidis, S. Aksoy, Q. Zhang, J. Benois-Pineau, A. Saracoglu, C. Doulaverakis, R.. Jarina, N. Campbell, V. Mezaris, I. Kompatsiaris, E. Spyrou, G. Koumoulos, Y. Avrithis, A. Dalkilic, A. Alatan, A. Hanjalic, E. Izquierdo, "COST292 experimental framework for TRECVID 2006" 4th TRECVID Workshop, Gaithersburg, USA, Nov 2006

Κεφάλαια Βιβλίων

  1. R. Karlović, H. Nitsch, E. Fikenscher, D. Osterman, S. Menexis, T. Tsikrika, S. Vrochidis, I. Kompatsiaris, A. Sahar, "The Threat of Behavioral Radicalization Online: Conceptual Challenges and Technical Solutions Provided by the PROPHETS (Preventing Radicalization Online through the Proliferation of Harmonized ToolkitS) Project". In G. Markarian, R. Karlovic, H. Nitsch and K. Chandramouli (eds.) Security Technologies and Social Implications: A European Perspective. (2022)(accepted for publication).
  2. K. Ioannidis, G. Orfanidis, M. Krestenitis, S. Vrochidis, I. Kompatsiaris, "Sensor Data Fusion and Autonomous Unmanned Vehicles for the Protection of Critical Infrastructures" , Terahertz (THz), Mid Infrared (MIR) and Near Infrared (NIR) Technologies for Protection of Critical Infrastructures Against Explosives and CBRN, Book Series: NATO Science for Peace and Security Series B: Physics and Biophysics, Springer Netherlands, 2021, 3-17.
  3. A. Arampatzis, L. Cappellato, E. Kanoulas, T. Tsikrika, S. Vrochidis, H. Joho, C. Lioma, A. Neveol, L. Cappellato, N. Ferro, "Report on CLEF 2020", ACM SIGIR Forum, Vol. 54 No. 2 December 2020.
  4. A. Arampatzis, E. Kanoulas, T. Tsikrika, S. Vrochidis, H. Joho, C. Lioma, K. Eickhoff , A. Neveol, L. Cappellato, N. Ferro, editors, "Experimental IR Meets Multilinguality, Multimodality, and Interaction", Proceedings of the Eleventh International Conference of the CLEF Association (CLEF 2020), 2020. Lecture Notes in Computer Science (LNCS) 12260, Springer, Heidelberg, Germany.
  5. A. Chatzimichail, E. Stathopoulos, D. Ntioudis, A. Tsanousa, M. Rousi, A. Mavropoulos, G. Meditskos, S. Vrochidis, I. Kompatsiaris, "IoT and Semantic Web Technologies", Semantic IOT: Theory and Applications - Interoperability, Provenance and Beyond, Book series: Studies in Computational Intelligence, Springer, (accepted for publication), 2020.
  6. F. Markatopoulou, D. Galanopoulos, C. Tzelepis, V. Mezaris, I. Patras, "Concept-Based and Event-Based Video Search in Large Video Collections", in book "Big Data Analytics for Large-Scale Multimedia Search", S. Vrochidis, B. Huet, E. Chang, I. Kompatsiaris (Eds.), ISBN: 9781119376972 (Hardcover), 9781119376996 (online), Wiley, March 2019. https://doi.org/10.1002/9781119376996.ch2
  7. I. Kompatsiaris, B. Huet, V. Mezaris, C. Gurrin, W.-H. Cheng, S. Vrochidis (Eds.), "MultiMedia Modeling", “25th Int. Conf., MMM 2019, Thessaloniki, Greece, Proceedings, Part I”, Springer LNCS vol. 11295, Jan. 2019.
  8. I. Kompatsiaris, B. Huet, V. Mezaris, C. Gurrin, W.-H. Cheng, S. Vrochidis (Eds.), "MultiMedia Modeling", “25th Int. Conf., MMM 2019, Thessaloniki, Greece, Proceedings, Part II”, Springer LNCS vol. 11296, Jan. 2019. https://www.springer.com/gp/book/9783030057152
  9. G. Kalpakis, T. Tsikrika, I. Gialampoukidis, S. Papadopoulos, S. Vrochidis, I. Kompatsiaris, "Analysis of Suspended Terrorism-Related Content on Social Media", 2018, In Community-Oriented Policing and Technological Innovations, SpringerBriefs in Policing, Springer.
  10. E. Spyromitros-Xioufs, A. Moumtzidou, S. Papadopoulos, S. Vrochidis, I. Kompatsiaris, A. Georgoulias, G. Alexandri, K. Kourtidis, "Towards improved air quality monitoring using publicly available sky images", In Multimedia Technologies for Environmental & Biodiversity Informatics, 2018. (accepted for publication)
  11. G. Kalpakis, T. Tsikrika, N. Cunningham, C. Iliou, S. Vrochidis, J. Middleton, I. Kompatsiaris, "OSINT and the Dark Web", In "Open Source Intelligence Investigation - From Strategy to Implementation", B. Akhgar, P. S. Bayerl, F. Sampson (Eds.), Springer, 2016 (accepted for publication)
  12. A. Moumtzidou, S. Vrochidis, I. Kompatsiaris, "Discovery, Analysis and Retrieval of Multimodal Environmental Information", Third Edition. IGI Global, 2015. 4528-4542.
  13. S. Vrochidis, A. Moumtzidou, I. Kompatsiaris, "Enhancing Patent Search with Content-based Image Retrieval", Professional Search in the Modern World, Lecture Notes in Computer Science Volume 8830, 2014, pp 250-273.
  14. F. Bellotti, S. Vrochidis, M. Pellegrino, I. Tsampoulatidis, P. Lhoas, G. Bo, A. De Gloria, I. Kompatsiaris, "An Integrated Framework for Personalized t-learning" in Cases on Transnational Learning and Technologically Enabled Environments, pages 118-135, Siran Mukerji and Purnendu Tripathi (Editors), IGI Global, ISBN13: 9781615207497, 2010
  15. S. Vrochidis, C. Doulaverakis, A. Gounaris, E. Nidelkou, L. Makris, I. Kompatsiaris, "A Hybrid Ontology and Visual-based Retrieval Model for Cultural Heritage Multimedia Collections" in Metadata and Semantics, M.A. Sicilia and M.D. Lytras (eds), Springer, ISBN 978-0-387-77744-3, Jan 2009
  16. S. Vrochidis, F. Bellotti, G. Bo, L. Napoletano, I. Kompatsiaris, "T-Learning Technologies", in Encyclopedia of Information Science and Technology (2nd Edition), Mehdi Khosrow-Pour (Editor), IGI Global, vol. VIII, pp. 3765-3771, October 2008
  17. A. Ozolina, A. Kapenieks, B. Zuga, M. Jirgensons, F. Bellotti, S. Vrochidis, I. Kompatsiaris, I. Tsampoulatidis, "Designing Attractive T-Learning Courses Applications for Interactive Digital TV" Annual Proceedings of Vidzeme University College, ICTE in Regional Development, 2007, Valmiera, Latvia, pp 87-95, ISBN 9984-633-10-1.