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Journals • 2025

1. C. Troussas, A. Krouska, Ph. Mylonas, C. Sgouropoulou
   "A Fuzzy-Neural Model for Personalized Learning Recommendations grounded in Experiential Learning Theory"
   Information, MDPI, April 2025
   [ Abstract ] [ BibTex ] [ PDF  ]
   
2. A. Stavropoulou, Y. Chu, M. Connolly, S. Brereton, K. Evgenikos, A. Bonacaro, M. Guasconi, E. La Malfa, S. M. R. Esposito, E. G. Bignami, C. Troussas, Ph. Mylonas, C. Papakostas, A. Krouska, I. Voyiatzis, C. Sgouropoulou, P. Strousopoulos, D. Stokes, D. Kyriakidi, D. Papageorgiou, F. Timmins
   "Augmented reality in intensive care nursing education: A scoping review"
   Nurse Education in Practice, Elsevier, Volume 83, February 2025
   [ Abstract ] [ BibTex ] [ PDF  ]
   
3. S. Palamas, Y. Voutos, K. Kabassi, Ph. Mylonas
   "Developing a crowdsourcing digital repository for natural and cultural heritage preservation and promotion"
   Computers, MDPI, March 2025
   [ Abstract ] [ BibTex ] [ PDF  ]
   
4. A. Krouska, C. Troussas, Ph. Mylonas, C. Sgouropoulou
   "Exploring the Acceptance and Impact of a Digital Escape Room Game for Environmental Education using Structural Equation Modeling"
   Information, MDPI, June 2025
   [ Abstract ] [ BibTex ] [ PDF  ]
   
5. C. Troussas, A. Krouska, Ph. Mylonas, C. Sgouropoulou, I. Voyiatzis
   "Fuzzy Memory Networks and Contextual Schemas: Enhancing ChatGPT Responses in a Personalized Educational System"
   Computers, MDPI, March 2025
   [ Abstract ] [ BibTex ] [ PDF  ]
   
6. E. Mathe, I. Vernikos, E. Spyrou, Ph. Mylonas
   "Leveraging Artificial Occluded Samples for Data Augmentation in Human Activity Recognition"
   Sensors, MDPI, February 2025
   [ Abstract ] [ BibTex ] [ PDF  ]
   
7. E. Dritsas, M. Trigka, C. Troussas, Ph. Mylonas
   "Multimodal Interaction, Interfaces, and Communication: A Survey"
   Multimodal Technologies and Interaction, MDPI, January 2025
   [ Abstract ] [ BibTex ] [ PDF  ]
   
8. I. Katranis, C. Troussas, A. Krouska, Ph. Mylonas, C. Sgouropoulou
   "Named Entity Recognition and News Article Classification: A Lightweight Approach"
   IEEE Access, September 2025
   [ Abstract ] [ BibTex ]
   
9. C. Troussas, A. Krouska, Ph. Mylonas, C. Sgouropoulou
   "Personalized Instructional Strategy Adaptation Using TOPSIS: A Multi-Criteria Decision-Making Approach for Adaptive Learning Systems"
   Information, MDPI, May 2025
   [ Abstract ] [ BibTex ] [ PDF  ]
   
10. C. Troussas, A. Krouska, Ph. Mylonas, C. Sgouropoulou
    "Reinforcement Learning-Based Dynamic Fuzzy Weight Adjustment for Adaptive User Interfaces in Educational Software"
    Future Internet, MDPI, April 2025
    [ Abstract ] [ BibTex ] [ PDF  ]
    

Journals • 2024   top 

1. C. Papakostas, C. Troussas, A. Krouska, Ph. Mylonas, C. Sgouropoulou
   "Fuzzy-based Virtual Reality System for Cultural Heritage: Enhancing User Interaction and Experience through Contextual Assistive Messaging"
   International Journal of Human-Computer Interaction, December 2024
   [ Abstract ] [ BibTex ] [ PDF  ]
   

Journals • 2023   top 

1. I. Vernikos, E. Spyrou, I.-A. Kostis, E. Mathe, Ph. Mylonas
   " A Deep Regression Approach for Human Activity Recognition Under Partial Occlusion"
   International Journal of Neural Systems, 33 (09), August 2023.
   [ Abstract ] [ BibTex ] [ PDF  ]
   
2. D. Koutrintzes, E. Spyrou, E. Mathe, Ph. Mylonas
   "A Multimodal Fusion Approach for Human Activity Recognition"
   International Journal of Neural Systems, 33 (01), January 2023.
   [ Abstract ] [ BibTex ] [ PDF  ]
   
3. I. Vernikos, T. Spyropoulos, E. Spyrou, Ph. Mylonas
   "Human Activity Recognition in Presence of Occlusion"
   Sensors, 23(10), MDPI, 19 May 2023
   [ Abstract ] [ BibTex ] [ PDF  ]
   

Journals • 2022   top 

1. A. Kanavos, Y. Voutos, F. Grivokostopoulou, Ph. Mylonas
   "Evaluating Methods for Efficient Community Detection in Social Networks"
   Information, MDPI, April 2022
   [ Abstract ] [ BibTex ] [ PDF  ]
   
2. G. Drakopoulos, E. Kafeza, Ph. Mylonas, H. A. Katheeri
   "Higher Order Trust Ranking of LinkedIn Accounts with Iterative Matrix Methods"
   International Journal on Artificial Intelligence Tools (IJAIT), Vol. 31, No. 07, November 2022
   [ Abstract ] [ BibTex ] [ PDF  ]
   
3. K. Stamou, H. Koumentakou, Y. Voutos, Ph. Mylonas
   "Incorporating a Digital Serious Game into Real-life Distance Learning Practices via Educational Scenarios"
   European Journal of Engineering and Technology Research, European Open Science Publishing, February 2022
   [ Abstract ] [ BibTex ] [ PDF  ]
   
4. G. Drakopoulos, I. Giannoukou, Ph. Mylonas, S. Sioutas
   "Self Organizing Maps For Cultural Content Delivery"
   Neural Computing and Applications, April 2022
   [ Abstract ] [ BibTex ] [ PDF  ]
   
5. A. Kanavos, E. Dritsas, M. Trigka, G. Vonitsanos, Ph. Mylonas
   "The Predictive Power of a Twitter User’s Profile on Cryptocurrency Popularity"
   Big Data and Cognitive Computing, MDPI, May 2022
   [ Abstract ] [ BibTex ] [ PDF  ]
   

Journals • 2021   top 

1. K. Michalakis, Y. Christodoulou, G. Caridakis, Y. Voutos, Ph. Mylonas
   "A Context-Awareness Middleware for Context Modeling and Reasoning: A Case-Study in Smart Cultural Spaces"
   Applied Sciences, MDPI, June 2021
   [ Abstract ] [ BibTex ] [ PDF  ]
   
2. A. Kanavos, M. Trigka, E. Dritsas, G. Vonitsanos, Ph. Mylonas
   "A Regularization-Based Big Data Framework for Winter Precipitation Forecasting on Streaming Data "
   Electronics, MDPI, 10(16), 1872, Switzerland, August 2021
   [ Abstract ] [ BibTex ] [ PDF  ]
   
3. N.-Z. Legaki, K. Karpouzis, V. Assimakopoulos, J. Hamari
   "Gamification to avoid cognitive biases: An experiment of gamifying a forecasting course"
   Technological Forecasting and Social Change Volume 167, June 2021, 120725
   [ Abstract ] [ BibTex ] [ PDF  ]
   
4. M.-N. Nikiforos, Y. Voutos, A. Drougani, Ph. Mylonas, K.-L. Kermanidis
   "The Modern Greek Language on the social web: A survey of data sets and mining applications"
   Data, MDPI, May 2021
   [ Abstract ] [ BibTex ] [ PDF  ]
   
5. G. Drakopoulos, E. Kafeza, Ph. Mylonas, L. Iliadis
   "Transform Based Graph Topology Similarity Metrics"
   Neural Computing and Applications, Springer, June 2021
   [ Abstract ] [ BibTex ] [ PDF  ]
   

Journals • 2020   top 

1. G. Alexandridis, Y. Voutos, Ph. Mylonas, G. Caridakis
   "A geolocation analytics-driven ontology for short-term leases: inferring current sharing economy trends"
   Algorithms, 13(3), MDPI, March 2020
   [ Abstract ] [ BibTex ] [ PDF  ]
   
2. G. Pikramenos, E. Mathe, E. Vali, I. Vernikos, A. Papadakis, E. Spyrou, Ph. Mylonas
   "An Adversarial Semi-Supervised Approach to Action Recognition from Pose Information"
   Neural Computing and Applications, Springer, June 2020
   [ Abstract ] [ BibTex ] [ PDF  ]
   
3. G. Drakopoulos, Y. Voutos, Ph. Mylonas
   "Annotation-Assisted Clustering Of Player Profiles In Cultural Games: A Case For Tensor Analytics In Julia"
   Big Data and Cognitive Computing, MDPI, December 2020
   [ Abstract ] [ BibTex ] [ PDF  ]
   
4. E. Spyrou, E. Mathe, G. Pikramenos, K. Kechagias, Ph. Mylonas
   "Data Augmentation vs Domain Adaptation: a case study in Human Activity Recognition"
   Technologies, 8(4), MDPI, October 2020
   [ Abstract ] [ BibTex ] [ PDF  ]
   
5. G. Drakopoulos, A. Kanavos, Ph. Mylonas, S. Sioutas
   "Discovering Sentiment Potential in Twitter Conversations with Hilbert-Huang Spectrum"
   Evolving Systems, Springer, July 2020
   [ Abstract ] [ BibTex ] [ PDF  ]
   
6. G. Drakopoulos, Ph. Mylonas
   "Evaluating Graph Resilience With Tensor Stack Networks: A Keras Implementation"
   Neural Computing and Applications, 1-16, https://doi.org/10.1007/s00521-020-04790-1, March 2020
   [ Abstract ] [ BibTex ] [ PDF  ]
   
7. G. Drakopoulos, A. Kanavos, P. Pintelas, Ph. Mylonas
   "Extending Fuzzy Cognitive Maps With Tensor-Based Distance Metrics"
   Mathematics 2020, 8(11), 1898, MDPI, October 2020
   [ Abstract ] [ BibTex ] [ PDF  ]
   
8. N. Z. Legaki, N. Xi, J. Hamari, K. Karpouzis, V. Assimakopoulos
   "The effect of challenge-based gamification on learning: An experiment in the context of statistics education"
   International Journal of Human-Computer Studies, 2020.
   [ Abstract ] [ BibTex ] [ PDF  ]
   
9. A. Alexopoulos, G. Drakopoulos, A. Kanavos, Ph. Mylonas, G. Vonitsanos
   "Two-Step Classification with SVD Preprocessing of Distributed Massive Datasets in Apache Spark"
   Algorithms 2020, 13(3), 71, MDPI, March 2020
   [ Abstract ] [ BibTex ] [ PDF  ]
   
10. I. Vargianniti, K. Karpouzis
    "Using Big and Open Data to Generate Content for an Educational Game to Increase Student Performance and Interest"
    Big Data and Cognitive Computing 4 (4), 30, MDPI.
    [ Abstract ] [ BibTex ] [ PDF  ]
    

Journals • 2019   top 

1. Ph. Mylonas, Y. Voutos, Α. Sofou
   "A collaborative pilot platform for data annotation and enrichment in viticulture"
   Information, MDPI, Volume 10, Issue 4, April 2019
   [ Abstract ] [ BibTex ] [ PDF  ]
   
2. G. Drakopoulos, F. Stathopoulou, A. Kanavos, M. Paraskevas, G. Tzimas, Ph. Mylonas, L. Iliadis
   "A genetic algorithm for spatiosocial tensorclustering"
   Evolving Systems, Springer, pp. 1–11, 22 February 2019, https://doi.org/10.1007/s12530-019-09274-9
   [ Abstract ] [ BibTex ] [ PDF  ]
   
3. Υ. Voutos, Ph. Mylonas, J. Katheniotis, A. Sofou
   "A Survey on Intelligent Agricultural Information Handling Methodologies"
   Sustainability, MDPI, Volume 11, Issue 12, June 2019
   [ Abstract ] [ BibTex ] [ PDF  ]
   
4. E. Spyrou, R. Nikopoulou, I. Vernikos, Ph. Mylonas
   "Emotion Recognition from Speech using the Bag-of-Visual Words on Audio Segment Spectrograms"
   Technologies, 7(1), 20; https://doi.org/10.3390/technologies7010020, MDPI, 2019
   [ Abstract ] [ BibTex ] [ PDF  ]
   
5. G. Paraskevopoulos, E. Spyrou, D. Sgouropoulos, T. Giannakopoulos, Ph. Mylonas
   "Real-Time Arm Gesture Recognition using 3D Skeleton Joint Data"
   Algorithms, MDPI, Volume 12, Issue 5, May 2019
   [ Abstract ] [ BibTex ] [ PDF  ]
   

Journals • 2018   top 

1. Ph. Mylonas
   "A survey on context in modern humanistic computing"
   Computers & Electrical Engineering, Elsevier, Volume 65, pp. 488-495, January 2018
   [ Abstract ] [ BibTex ] [ PDF  ]
   
2. A. Vlachostergiou, G. Caridakis, Ph. Mylonas, A. Stafylopatis
   "Learning Representations of Natural Language Texts with Generative Adversarial Networks at Document, Sentence, and Aspect Level"
   Algorithms, MDPI, Volume 11, Issue 10, October 2018, https://doi.org/10.3390/a11100164
   [ Abstract ] [ BibTex ] [ PDF  ]
   
3. A. Savvopoulos, A. Kanavos, Ph. Mylonas, S. Sioutas
   "LSTM Accelerator for Convolutional Object Identification"
   Algorithms, MDPI, Volume 11, Issue 10, October 2018, doi:10.3390/a11100157
   [ Abstract ] [ BibTex ] [ PDF  ]
   
4. Ph. Mylonas
   "The evolution of contextual information processing in informatics"
   Information, MDPI, Volume 9, Issue 3, March 2018
   [ Abstract ] [ BibTex ] [ PDF  ]
   

Journals • 2017   top 

1. E. Spyrou, M. Korakakis, V. Charalampidis, A. Psallas, Ph. Mylonas
   "A Geo-Clustering Approach for the Detection of Areas-of-Interest and Their Underlying Semantics"
   Algorithms, MDPI, Volume 10, Issue 1, March 2017
   [ Abstract ] [ BibTex ] [ PDF  ]
   
2. Y. Voutos, Ph. Mylonas, E. Spyrou, E. Charou
   "A Social Environmental Sensor Network Integrated within a Web GIS Platform"
   Journal of Sensor and Actuator Networks, MDPI, Volume 6, Issue 4, 27, November 2017
   [ Abstract ] [ BibTex ] [ PDF  ]
   
3. M. Papakostas, E. Spyrou, T. Giannakopoulos, G. Siantikos, D. Sgouropoulos, Ph. Mylonas, F. Makedon
   "Deep Visual Attributes vs. Hand-Crafted Audio Features on Multidomain Speech Emotion Recognition"
   Computation, MDPI, Volume 5, Issue 2, 26, June 2017
   [ Abstract ] [ BibTex ] [ PDF  ]
   
4. G. Drakopoulos, A. Kanavos, Ph. Mylonas, S. Sioutas
   "Defining and evaluating Twitter influence metrics: a higher-order approach in Neo4j"
   Social Network Analysis and Mining, Springer, Volume 7, Number 52, December 2017
   [ Abstract ] [ BibTex ] [ PDF  ]
   
5. M. Korakakis, E. Spyrou, Ph. Mylonas, S. J. Perantonis
   "Exploiting social media information toward a context-aware recommendation system"
   Social Network Analysis and Mining, Springer, Volume 7, Number 42, December 2017
   [ Abstract ] [ BibTex ] [ PDF  ]
   

Journals • 2016   top 

1. E. Spyrou, Ph. Mylonas
   "Analyzing Flickr metadata to extract location-based information and semantically organize its photo content"
   Neurocomputing, Elsevier, Volume 172, pp. 114–133, January 2016
   [ Abstract ] [ BibTex ] [ PDF  ]
   
2. L. Malatesta, S. Asteriadis, G. Caridakis, A. Vasalou, K. Karpouzis
   "Associating gesture expressivity with affective representations"
   Engineering Applications of Artificial Intelligence, Elsevier, Volume 51, May 2016, Pages 124–135.
   [ Abstract ] [ BibTex ] [ PDF  ]
   
3. E. Spyrou, Ph. Mylonas
   "A survey on Flickr multimedia research challenges"
   Engineering Applications of Artificial Intelligence, Elsevier, Volume 51, pp. 71–91, May 2016
   [ Abstract ] [ BibTex ] [ PDF  ]
   
4. I. Karydis, M. Avlonitis, Ph. Mylonas and S. Sioutas
   "Detection and Feature Extraction of Collective Activity in Human-Computer Interaction"
   International Journal of Advanced Computer Science and Applications, IJACSA, 7(3), March 2016
   [ Abstract ] [ BibTex ] [ PDF  ]
   
5. A. Vlachostergiou, G. Stratogiannis, G. Caridakis, G. Siolas, and Ph. Mylonas
   "User adaptive and context aware Smart Home using pervasive and semantic technologies"
   Journal of Electrical and Computer Engineering, Hindawi, Volume 2016, Article ID 4789803, 20 pages, August 2016
   [ Abstract ] [ BibTex ] [ PDF  ]
   

Journals • 2015   top 

1. Giorgos Stoilos, Tassos Venetis, and Giorgos Stamou
   "A Fuzzy Extension to the OWL 2 RL Ontology Language"
   The Computer Journal, In Press, 2005
   [ Abstract ] [ BibTex ] [ PDF  ]
   
2. C. Varytimidis, K. Rapantzikos , Y. Avrithis and S. Kollias
   "α-shapes for local feature detection"
   Pattern Recognition
   [ Abstract ] [ BibTex ] [ PDF  ]
   
3. G. Siolas, G. Caridakis, Ph. Mylonas, G. Stratogiannis, S. Kollias, A. Stafylopatis
   "Context-Aware User Modeling and Semantic Interoperability in Smart Home Environments"
   International Journal of Virtual Communities and Social Networking, Vol. 7, No. 3, July-September 2015
   [ Abstract ] [ BibTex ] [ PDF  ]
   
4. C. Varytimidis, K. Rapantzikos , Y. Avrithis, S. Kollias
   "Dithering-based Sampling and Weighted α-shapes for Local Feature Detection"
   IPSJ Transactions on Computer Vision and Applications
   [ Abstract ] [ BibTex ] [ PDF  ]
   
5. D. Trivela, G. Stoilos, A. Chortaras, G. Stamou
   "Optimising Resolution-Based Rewriting Algorithms for OWL Ontologies"
   Web Semantics: Science, Services and Agents on the World Wide Web, March 2015
   [ Abstract ] [ BibTex ] [ PDF  ]
   
6. I. Anagnostopoulos, G. Razis, Ph. Mylonas, C.-N. Anagnostopoulos
   "Semantic query suggestion using Twitter Entities "
   Neurocomputing, Elsevier, Volume 163, pp. 137–150, 2 September 2015
   [ Abstract ] [ BibTex ] [ PDF  ]
   

Journals • 2014   top 

1. Ch. Hondrou, E. Tsalapati, A. Raouzaiou, G. Marandianos, K. Karpouzis, S. Kollias
   "A Player-Specific Conflict Handling Ontology"
   International Journal of Serious Games, Vol 1, No 3 (2014), pp. 61-74.
   [ Abstract ] [ BibTex ] [ PDF  ]
   
2. P. Alexopoulos, J. Pavlopoulos, Ph. Mylonas
   "A semantic framework for harvesting vague enterprise knowledge from microposts"
   International Journal on Artificial Intelligence Tools, Vol. 23, No. 2, April 2014
   [ Abstract ] [ BibTex ] [ PDF  ]
   
3. Birte Glimm, Ian Horrocks, Boris Motik, Giorgos Stoilos, and Zhe Wang
   "HermiT: An OWL 2 Reasoner"
   Journal of Automated Reasoning (JAR), 53(3):245-269, 2014.
   [ BibTex ] [ PDF  ]
   
4. Yannis Avrithis and Giorgos Tolias
   "Hough Pyramid Matching: Speeded-up geometry re-ranking for large scale image retrieval"
   International Journal of Computer Vision, 9998.
   [ BibTex ]
   
5. T. Venetis, G. Stoilos, G. Stamou
   "Query Extensions and Incremental Query Rewriting for OWL 2 QL Ontologies"
   Journal on Data Semantics, v. 3, pp 1-23, 2014
   [ Abstract ] [ BibTex ] [ PDF  ]
   
6. Tassos Venetis, Giorgos Stoilos, Giorgos Stamou
   "Query Rewriting Under Query Refinements"
   Journal of Knowledge-Based Systems, v. 56, p. 36-48, 2014.
   [ BibTex ] [ PDF  ]
   
7. Giorgos Stoilos and Giorgos Stamou
   "Reasoning with fuzzy extensions of OWL and OWL 2"
   Journal of Knowledge and Information Systems, 40(1): 205-242, 2014
   [ BibTex ] [ PDF  ]
   
8. G. Tolias, Y. Kalantidis, Y. Avrithis, S. Kollias
   "Towards large-scale geometry indexing by feature selection"
   Computer Vision and Image Understanding, Vol 120, No. 3, pp. 31-45, March 2014.
   [ Abstract ] [ BibTex ] [ PDF  ]
   
9. S. Asteriadis, K. Karpouzis, S. Kollias
   "Visual Focus of Attention in Non-calibrated Environments using Gaze Estimation"
   International Journal of Computer Vision, Springer, 01/2014; DOI:10.1007/s11263-013-0691-3
   [ Abstract ] [ BibTex ] [ PDF  ]
   

Journals • 2013   top 

1. G. Caridakis, J. Wagner, A. Raouzaiou, F. Lingenfelser, K. Karpouzis, E. Andre
   "A cross-cultural, multimodal, affective corpus for gesture expressivity analysis"
   Journal on Multimodal User Interfaces, Springer, Special Issue on Multimodal Corpora, March 2013, Volume 7, Issue 1-2, pp 121-134.
   [ Abstract ] [ BibTex ] [ PDF  ]
   
2. G. Goudelis, K. Karpouzis, S. Kollias
   "Exploring trace transform for robust human action recognition"
   Pattern Recognition, Elsevier, http://dx.doi.org/10.1016/j.patcog.2013.06.006
   [ Abstract ] [ BibTex ] [ PDF  ]
   
3. N. Shaker, S. Asteriadis, G. Yannakakis, K. Karpouzis.
   "Fusing Visual and Behavioral Cues for Modeling User Experience in Games"
   IEEE Transactions on Cybernetics, Vol. 43, No. 6, December 2013, pp. 1519-1531.
   [ Abstract ] [ BibTex ] [ PDF  ]
   
4. K. Karpouzis, G. Caridakis, R. Cowie, E. Douglas-Cowie
   "Induction, recording and recognition of natural emotions from facial expressions and speech prosody"
   Special Issue on Pervasive Assistance, Journal on Multimodal User Interfaces, Springer-Verlag, pp. 1-12, 10.1007/s12193-013-0122-3.
   [ Abstract ] [ BibTex ] [ PDF  ]
   
5. N. Simou, J.P. Evain, A. Drosopoulos, V. Tzouvaras
   "Linked European Television Heritage"
   Semantic Web Journal, IOS Press, DOI 10.3233/SW-130104
   [ Abstract ] [ BibTex ] [ PDF  ]
   
6. G. Evangelopoulos, A. Zlatintsi, A. Potamianos, P. Maragos, K. Rapantzikos, G. Skoumas, Y. Avrithis
   "Multimodal Saliency and Fusion for Movie Summarization based on Aural, Visual, and Textual Attention"
   IEEE Transactions on Multimedia, 2013.
   [ Abstract ] [ BibTex ] [ PDF  ]
   

Journals • 2012   top 

1. B. Glimm‚ I. Horrocks‚ B. Motik, R. Shearer, G. Stoilos
   "A Novel Approach to Ontology Classification"
   Journal of Web Semantics: Science‚ Services and Agents on the World Wide Web‚ Accepted. 2012.
   [ BibTex ]
   
2. G. Ingram, J. Campos, C. Hondrou, A. Vasalou, C. Martinho, A. Joinson
   "Applying evolutionary psychology to a serious game about children’s interpersonal conflict"
   Evolutionary Psychology
   [ Abstract ] [ BibTex ] [ PDF  ]
   
3. I. Kollia, V. Tzouvaras, N. Drosopoulos, G. Stamou
   "A Systemic Approach for Effective Semantic Access to Cultural Content"
   Semantic Web Journal, vol. 3, no 1, pp. 65-83, 2012.
   [ BibTex ]
   
4. Bernardo Cuenca Grau, Boris Motik, Giorgos Stoilos and Ian Horrocks
   "Completeness Guarantees for Incomplete Ontology Reasoners: Theory and Practice"
   Journal of Artificial Intelligence Research, v. 43, p. 419-476
   [ BibTex ] [ PDF  ]
   
5. I. Kollia, Y. Kalantidis, K. Rapantzikos, A. Stafylopatis
   "Improving Semantic Search in Digital Libraries Using Multimedia Analysis"
   Journal of Multimedia, vol. 7, no 2, pp. 193-204, 2012.
   [ Abstract ] [ BibTex ] [ PDF  ]
   
6. G. Caridakis, S. Asteriadis, K. Karpouzis
   "Non-manual cues in automatic sign language recognition"
   Special Issue on Assistive Environments for the Disabled and the Senior Citizens, Personal and Ubiquitous Computing, Springer, 10.1007/s00779-012-0615-1
   [ Abstract ] [ BibTex ] [ PDF  ]
   
7. G. Caridakis, K. Karpouzis, A. Drosopoulos, S. Kollias
   "Non parametric, self organizing, scalable modeling of spatiotemporal inputs: The Sign Language Paradigm"
   Neural Networks, Elsevier, Volume 36, December, 2012, pp. 157-166.
   [ Abstract ] [ BibTex ] [ PDF  ]
   
8. S. Asteriadis, K. Karpouzis, N. Shaker, G. Yannakakis
   "Towards Detecting Clusters of Players using Visual and Game-play Behavioral Cues"
   Procedia Computer Science, Special issue on Virtual Worlds for Serious Applications, Volume 15, pp. 140-147 (2012)
   [ Abstract ] [ BibTex ] [ PDF  ]
   
9. T. Mailis, G. Stoilos, N. Simou, G. Stamou and S. Kollias
   "Tractable reasoning with vague knowledge using fuzzy EL++"
   Journal of Intelligent Information Systems, DOI: 10.1007/s10844-012-0195-6, 2012
   [ Abstract ] [ BibTex ]
   

Journals • 2011   top 

1. C. Lakka, S. Nikolopoulos, C. Varytimidis, I. Kompatsiaris
   "A Bayesian network modeling approach for cross media analysis"
   Signal Processing: Image Communication, Volume 26, Issue 3, Pages 175-193, 2011
   [ Abstract ] [ BibTex ] [ PDF  ]
   
2. K. Raftopoulos, K. Ntalianis, D. Sourlas, S. Kollias
   "Mining User Queries with Markov Chains: Application to Online Image Retrieval"
   IEEE Transactions on Knowledge and Data Engineering (TKDE), Vol = PP, No = 99, Year = 2011
   [ Abstract ] [ BibTex ] [ PDF  ]
   
3. K. Rapantzikos, Y. Avrithis and S. Kollias
   "Spatiotemporal features for action recognition and salient event detection"
   Cognitive Computation, special issue on Saliency, attention, visual search and picture scanning, vol. 3, no. 1, pp. 167-184, 2011
   [ Abstract ] [ BibTex ] [ PDF  ]
   
4. K. Raftopoulos and S.Kollias
   "The Global–Local transformation for noise resistant shape representation"
   Computer Vision and Image Understanding, Volume 115, Issue 8, Pages 1170-1186, August 2011
   [ Abstract ] [ BibTex ] [ PDF  ]
   
5. Y. Kalantidis, G. Tolias, Y. Avrithis, M. Phinikettos, E. Spyrou, Ph. Mylonas and S. Kollias
   "VIRaL: Visual Image Retrieval and Localization"
   Multimedia Tools and Applications, Springer, Volume 51, Number 2, pp. 555-592, February 2011
   [ Abstract ] [ BibTex ] [ PDF  ]
   

Journals • 2010   top 

1. T. Mailis, G. Stoilos, G. Stamou
   "Expressive reasoning with horn rules and fuzzy description logics "
   Knowledge and Information Systems, Volume 25, Number 1, 105-136, 2010
   [ Abstract ] [ BibTex ] [ PDF  ]
   
2. Giorgos Stoilos, Jeff Z. Pan and Giorgos Stamou
   "Fuzzy extensions of OWL: Logical properties and reduction to fuzzy description logics"
   International Journal of Approximate Reasoning (IJAR), 2010.
   [ BibTex ]
   
3. K. Karpouzis, I. Maglogiannis
   "Modeling and delivering heterogeneous audiovisual content for group consumption"
   Signal, Image and Video Processing, Elsevier, Volume 4, Number 2 / June, pp. 155-165, 2010
   [ Abstract ] [ BibTex ] [ PDF  ]
   
4. L. Kessous, G. Castellano, G. Caridakis
   "Multimodal emotion recognition in speech-based interaction using facial expression, body gesture and acoustic analysis"
   Journal on Multimodal User Interfaces, 3(1), 33-48, Springer, DOI 10.1007/s12193-009-0025-5
   [ Abstract ] [ BibTex ] [ PDF  ]
   
5. G. Caridakis, K. Karpouzis, M. Wallace, L. Kessous, N. Amir
   "Multimodal user's affective state analysis in naturalistic interaction"
   Journal on Multimodal User Interfaces, Springer, Volume 3, Numbers 1-2 / March, 2010, pp 49-66.
   [ Abstract ] [ BibTex ] [ PDF  ]
   
6. I. Kollia, N. Simou, A. Stafylopatis, S. Kollias
   "Semantic image analysis using a symbolic neural architecture"
   Image Analysis and Stereology, International Society for Stereology, Volume 29, pp 159-172, 2010
   [ Abstract ] [ BibTex ] [ PDF  ]
   
7. G. Caridakis, K. Karpouzis, A. Drosopoulos, S. Kollias
   "SOMM: Self organizing Markov map for gesture recognition "
   Pattern Recognition Letters, Volume 31, Issue 1, 1 January 2010, Pages 52-59.
   [ Abstract ] [ BibTex ] [ PDF  ]
   

Journals • 2009   top 

1. E. Spyrou, G. Tolias, Ph. Mylonas and Y. Avrithis
   "Concept Detection and Keyframe Extraction Using a Visual Thesaurus"
   Multimedia Tools and Applications, Springer, Volume 41, Issue 3, pp. 337-373, February 2009
   [ Abstract ] [ BibTex ] [ PDF  ]
   
2. S. Asteriadis, P. Tzouveli, K. Karpouzis, S. Kollias
   "Estimation of behavioral user state based on eye gaze and head pose—application in an e-learning environment"
   Multimedia Tools and Applications, Springer, Volume 41, Number 3 / February, 2009, pp. 469-493.
   [ Abstract ] [ BibTex ] [ PDF  ]
   
3. S. Asteriadis, N. Nikolaidis, I. Pitas
   "Facial Feature Detection Using Distance Vector Fields"
   Pattern Recognition, vol. 42 , no. 7, pp. 1388-1398, 2009
   [ BibTex ]
   
4. C. Peters, S. Asteriadis, K. Karpouzis
   "Investigating shared attention with a virtual agent using a gaze-based interface"
   Journal on Multimodal User Interfaces, Volume 3, Numbers 1-2 / March, 2010, Springer, DOI 10.1007/s12193-009-0029-1
   [ Abstract ] [ BibTex ] [ PDF  ]
   
5. J. -C. Martin, G. Caridakis, L. Devillers, K. Karpouzis, S. Abrilian
   "Manual annotation and automatic image processing of multimodal emotional behaviors: validating the annotation of TV interviews"
   Personal and Ubiquitous Computing, Special issue on Emerging Multimodal Interfaces, Volume 13, Number 1 / January 2009, pp. 69-76.
   [ Abstract ] [ BibTex ] [ PDF  ]
   
6. L. Malatesta, A. Raouzaiou, K. Karpouzis, S. Kollias
   "MPEG-4 facial expression synthesis"
   Personal and Ubiquitous Computing, Special issue on Emerging Multimodal Interfaces, Volume 13, Number 1 / January, 2009, pp. 77-83.
   [ Abstract ] [ BibTex ] [ PDF  ]
   
7. K. Ntalianis, P. Tzouveli, Kollias S.
   "Protection of Real and Artwork Human Objects Based on a Chaotic Moments Modulation Method"
   Journal of Information Assurance and Security
   [ BibTex ]
   
8. N. Simou, T. Athanasiadis, S. Kollias, G. Stamou
   "Semantic Adaptation of Neural Network Classifiers in Image Segmentation"
   Neural Network World, Institute of Computer Science ASCR, Volume 19, No 5, pp 561-579, 2009
   [ Abstract ] [ BibTex ]
   
9. P. Tzouveli, N. Simou, G. Stamou, S. Kollias
   "Semantic Classification of Byzantine Icons"
   IEEE Intelligent Systems, vol. 24, no. 2, pp. 35-43, Mar./Apr. 2009
   [ Abstract ] [ BibTex ]
   
10. K. Rapantzikos, N. Tsapatsoulis, Y. Avrithis, S. Kollias
    "Spatiotemporal Saliency for Video Classification"
    Signal Processing: Image Communication, vol. 24, no. 7, pp. 557-571, Aug 2009.
    [ Abstract ] [ BibTex ] [ PDF  ]
    
11. L. Malatesta, A. Raouzaiou, K. Karpouzis, S. Kollias
    "Towards Modelling Embodied Conversational Agent Character Profiles Using Appraisal Theory Predictions in Expression Synthesis"
    Applied Intelligence, Springer, Volume 30, Number 1 / February, 2009, pp. 58-64.
    [ Abstract ] [ BibTex ] [ PDF  ]
    
12. Ph. Mylonas, E. Spyrou, Y. Avrithis and S. Kollias
    "Using Visual Context and Region Semantics for High-Level Concept Detection"
    IEEE Transactions on Multimedia, Volume 11, Issue 2, pp. 229-243, February 2009
    [ Abstract ] [ BibTex ] [ PDF  ]
    

Journals • 2008   top 

1. S. - E. Fotinea, E. Efthimiou, K. Karpouzis, G. Caridakis
   "A Knowledge-based Sign Synthesis Architecture"
   Universal Access in the Information Society 6 (4), pp. 405-418, Springer, 2008.
   [ Abstract ] [ BibTex ] [ PDF  ]
   
2. P. Tzouveli, Ph. Mylonas and S. Kollias
   "An intelligent e-learning system based on learner profiling and learning resources adaptation"
   Computers and Education, Elsevier, Volume 51, Issue 1, pp. 224-238, August 2008
   [ Abstract ] [ BibTex ] [ PDF  ]
   
3. N. Simou, Th. Athanasiadis, G. Stoilos, S. Kollias
   "Image Indexing and Retrieval using Expressive Fuzzy Description Logics"
   Signal, Image and Video Processing, Springer, Volume 2, Number 4, pp. 321-335, December 2008
   [ Abstract ] [ BibTex ]
   
4. Ph. Mylonas, D. Vallet, P. Castells, M. Fernandez and Y. Avrithis
   "Personalized information retrieval based on context and ontological knowledge"
   Knowledge Engineering Review, Cambridge University Press, Volume 23, Issue 1, pp. 73-100, March 2008
   [ Abstract ] [ BibTex ] [ PDF  ]
   
5. C.V. Damasio, J.Z. Pan, G. Stoilos, and U. Straccia
   "Representing Uncertainty Rules in RuleML"
   To Appear in Fundamenta Informaticae, Vol. 82, p. 1-24, 2008
   [ Abstract ] [ BibTex ] [ PDF  ]
   
6. Ph. Mylonas, Th. Athanasiadis, M. Wallace, Y. Avrithis and S. Kollias
   "Semantic Representation of Multimedia Content - Knowledge Representation and Semantic Indexing"
   Multimedia Tools and Applications, Springer, Volume 39, Number 3, pp. 293-327, September 2008
   [ Abstract ] [ BibTex ] [ PDF  ]
   
7. G. Caridakis, K. Karpouzis, S. Kollias
   "User and Context Adaptive Neural Networks for Emotion Recognition"
   Neurocomputing, Elsevier, Volume 71, Issue 13-15, pp. 2553-2562, August 2008.
   [ Abstract ] [ BibTex ] [ PDF  ]
   

Journals • 2007   top 

1. K. Rapantzikos, N. Tsapatsoulis, Y. Avrithis and S. Kollias
   "A Bottom-Up Spatiotemporal Visual Attention Model for Video Analysis"
   IET Image Processing, vol. 1, no. 2, pp. 237- 248, Jun 2007
   [ Abstract ] [ BibTex ] [ PDF  ]
   
2. N. Tsapatsoulis, K. Rapantzikos, C. Pattichis
   "An Embedded Saliency Map Estimator Scheme: Application to Video Encoding"
   International Journal of Neural Systems, vol. 17, No. 4, pp. 1-16, Aug 2007
   [ Abstract ] [ BibTex ] [ PDF  ]
   
3. K. Raftopoulos, N. Papadakis, K. Ntalianis, S. Kollias
   "A visual pathway for shape-based invariant classification of gray scale images"
   Integrated Computer-Aided Engineering, Volume 14, No 4, Pages 365--378, December 2007
   [ Abstract ] [ BibTex ]
   
4. K. Karpouzis, G. Caridakis, S-E. Fotinea, E. Efthimiou
   "Educational Resources and Implementation of a Greek Sign Language Synthesis Architecture"
   Computers & Education, Special Issue in Web3D Technologies in Learning, Education and Training, Elsevier, Volume 49, Issue 1, Pages 54-74, August 2007.
   [ Abstract ] [ BibTex ] [ PDF  ]
   
5. Ph. Mylonas, P. Tzouveli and S. Kollias
   "E-learning and intelligent content adaptation: an integrated approach"
   International Journal of Continuing Engineering Education and Life-Long Learning (IJCEELL), Vol. 17, No. 4/5, pp. 273 - 293, Inderscience, September 2007
   [ Abstract ] [ BibTex ] [ PDF  ]
   
6. P. Kapsalas, M. Zervakis and P. Maravelaki-Kalaitzaki
   "Evaluation of image segmentation approaches for non-destructive detection and quantification of corrosion damage on stonework"
   Corros. Science (2007), doi:10.1016/j.corsci.2007.03.049, Elsevier ltd
   [ Abstract ] [ BibTex ] [ PDF  ]
   
7. K. Karpouzis, I. Maglogiannis, E. Papaioannou, D. Vergados, A. Rouskas
   "MPEG-21 digital items to support integration of heterogeneous multimedia content"
   Special issue on Emerging Middleware for Next Generation Networks, Computer Communications, Elsevier, Vol. 30 (3), pp. 592-607, 2007.
   [ Abstract ] [ BibTex ] [ PDF  ]
   
8. P. Kapsalas, P. Maravelaki-Kalaitzaki, M. Zervakis, E.T. Delegou and A. Moropoulou
   "Optical inspection for quantification of decay on stone surfaces"
   NDT & E International, Volume 40, Issue 1, January 2007, Pages 2-11
   [ Abstract ] [ BibTex ] [ PDF  ]
   
9. D. Vallet, P. Castells, M. Fernández, Ph. Mylonas and Y. Avrithis
   "Personalized Content Retrieval in Context Using Ontological Knowledge"
   IEEE Transactions on Circuits and Systems for Video Technology, Volume 17, Issue 3, pp. 336-346, March 2007
   [ Abstract ] [ BibTex ] [ PDF  ]
   
10. G. Stoilos, G. Stamou, J.Z. Pan, V. Tzouvaras, I. Horrocks
    "Reasoning with Very Expressive Fuzzy Description Logics"
    Journal of Artificial Intelligence Research, 30, 8, 273-320
    [ Abstract ] [ BibTex ] [ PDF  ]
    
11. S. Ioannou, G. Caridakis, K. Karpouzis, S. Kollias
    "Robust Feature Detection for Facial Expression Recognition"
    EURASIP Journal on Image and Video Processing, Volume 2007, Issue 2 (August 2007)
    [ Abstract ] [ BibTex ] [ PDF  ]
    
12. Th. Athanasiadis, Ph. Mylonas, Y. Avrithis and S. Kollias
    "Semantic Image Segmentation and Object Labeling"
    IEEE Transactions on Circuits and Systems for Video Technology, Volume 17, Issue 3, pp. 298 - 312, March 2007
    [ Abstract ] [ BibTex ] [ PDF  ]
    
13. M. Wallace, S. Kollias
    "Two Algorithms For Fast Incremental Transitive Closure Of Sparse Fuzzy Binary Relations"
    International Journal of Computational Methods, accepted for publication
    [ Abstract ] [ BibTex ] [ PDF  ]
    
14. G. Caridakis, A. Raouzaiou, E. Bevacqua, M. Mancini, K. Karpouzis, L. Malatesta and C. Pelachaud
    "Virtual agent multimodal mimicry of humans "
    Language Resources and Evaluation 41 (3-4), Special issue on Multimodal Corpora, pp. 367-388, Springer
    [ Abstract ] [ BibTex ] [ PDF  ]
    

Journals • 2006   top 

1. P. Kapsalas, P. Maravelaki-Kalaitzaki, M. Zervakis, E.T. Delegou and A. Moropoulou
   "A morphological fusion algorithm for optical detection and quantification of decay patterns on stone surfaces"
   Constr Building Mater (2006), doi:10.1016/j.conbuildmat.2006.08.024
   [ Abstract ] [ BibTex ] [ PDF  ]
   
2. A. García-Rojas, F. Vexo, D. Thalmann, A. Raouzaiou, K. Karpouzis, S. Kollias, L. Moccozet, N. Magnenat-Thalmann
   "Emotional face expression profiles supported by virtual human ontology"
   Computer Animation and Virtual Worlds, John Wiley & Sons, Volume 17, Issue 3 - 4, pp. 259 - 269, July 2006.
   [ Abstract ] [ BibTex ] [ PDF  ]
   
3. Jeff Z. Pan, Giorgos Stoilos, Giorgos Stamou, Vassilis Tzouvaras, Ian Horrocks
   "f-SWRL: A Fuzzy Extension of SWRL"
   Data Semantics, special issue on Emergent Semantics, vol. 4090, p. 28-46, 2006
   [ BibTex ] [ PDF  ]
   
4. M. Wallace, Th. Athanasiadis, Y. Avrithis, A. Delopoulos, and S. Kollias
   "Integrating Multimedia Archives: The Architecture and the Content Layer"
   IEEE Trans. Systems, Man, and Cybernetics, Part A: Systems and Humans, Volume 36, Issue 1, pp. 34 - 52, January 2006
   [ Abstract ] [ BibTex ] [ PDF  ]
   
5. G. Th. Papadopoulos, Ph. Mylonas, V. Mezaris, Y. Avrithis, I. Kompatsiaris
   "Knowledge-Assisted Image Analysis Based on Context and Spatial Optimization"
   International Journal on Semantic Web and Information Systems, Vol. 2, No. 3, pp. 17-36, July-September 2006
   [ Abstract ] [ BibTex ] [ PDF  ]
   
6. K. Petridis, S. Bloehdorn, C. Saathoff, N. Simou, S. Dasiopoulou, V. Tzouvaras, S. Handschuh, Y. Avrithis, I. Kompatsiaris and S. Staab
   "Knowledge Representation and Semantic Annotation of Multimedia Content"
   IEE Proceedings on Vision Image and Signal Processing, Special issue on Knowledge-Based Digital Media Processing, Vol. 153, No. 3, pp. 255-262, June 2006.
   [ Abstract ] [ BibTex ] [ PDF  ]
   
7. M. Wallace, S. Ioannou, K. Karpouzis, S. Kollias
   "Possibilistic Rule Evaluation: A case study in facial expression analysis"
   International Journal of Fuzzy Systems, Vol 8(4), pp. 219-223, December 2006
   [ Abstract ] [ BibTex ] [ PDF  ]
   
8. G. Stoilos, N. Simou, G. Stamou and S. Kollias
   "Uncertainty and the Semantic Web"
   IEEE Intelligent Systems, 21(5), p. 84-87, 2006
   [ Abstract ] [ BibTex ] [ PDF  ]
   
9. Th. Athanasiadis, M. Wallace, K. Karpouzis, S. Kollias
   "Utilization of evidence theory in the detection of salient regions in successive CT images"
   Oncology Reports, Vol. 15, pp. 1071-1076, May 2006.
   [ Abstract ] [ BibTex ] [ PDF  ]
   

Journals • 2005   top 

1. K. Rapantzikos, N. Tsapatsoulis
   "A committee machine scheme for feature map fusion under uncertainty: the face detection case"
   IJISTA, special Issue on "Intelligent Image and Video Processing and Applications: The Role of Uncertainty", vol. 1, no. 3, pp. 346-358, 2006.
   [ Abstract ] [ BibTex ]
   
2. M. Wallace, Y. Avrithis and S. Kollias
   "Computationally efficient sup-t transitive closure for sparse fuzzy binary relations"
   Fuzzy Sets and Systems, accepted for publication
   [ Abstract ] [ BibTex ] [ PDF  ]
   
3. M. Wallace, S. Ioannou, A. Raouzaiou, K. Karpouzis, S. Kollias
   "Dealing with Feature Uncertainty in Facial Expression Recognition Using Possibilistic Fuzzy Rule Evaluation"
   International Journal of Intelligent Systems Technologies and Applications, Volume 1, Number 3-4 / 2006
   [ Abstract ] [ BibTex ] [ PDF  ]
   
4. S. Ioannou, A. Raouzaiou, V. Tzouvaras, T. Mailis, K. Karpouzis, S. Kollias
   "Emotion recognition through facial expression analysis based on a neurofuzzy network"
   Special Issue on Emotion: Understanding & Recognition, Neural Networks, Elsevier, Volume 18, Issue 4, May 2005, Pages 423-435
   [ Abstract ] [ BibTex ] [ PDF  ]
   
5. M. Wallace, N. Tsapatsoulis, S. Kollias
   "Intelligent Initialization of Resource Allocating RBF Networks"
   Neural Networks 18 (2), pp. 117-122, 2005
   [ Abstract ] [ BibTex ] [ PDF  ]
   
6. M. A. Symeonaki, G. B. Stamou
   "Rate of Convergence, Sensitivity and Asympotically Attainable Structures in NHMS with Fuzzy States"
   Fuzzy Sets and Systems, accepted under revision
   [ BibTex ]
   

Journals • 2004   top 

1. G. Tsechpenakis, K. Rapantzikos, N. Tsapatsoulis and S. Kollias
   "A Snake Model for Object Tracking in Natural Sequences"
   Elsevier, Signal Processing: Image Communication, Volume 19, Issue 3, March 2004, Pages 219-238
   [ Abstract ] [ BibTex ] [ PDF  ]
   
2. G. Caridakis, K. Karpouzis
   "Design and Implementation of a Greek Sign Language Synthesis System"
   WSEAS Transactions on Systems, Issue 10, Volume 3, pp. 3108 - 3113, Dec. 2004.
   [ Abstract ] [ BibTex ] [ PDF  ]
   
3. M. Wallace, K. Karpouzis, M. Stefanou, I. Maglogiannis, S. Kollias
   "Electronic Roads in Historical Documents: a Student Oriented Approach"
   Education and Information Technologies 9(3), pp. 271–289, 2004.
   [ Abstract ] [ BibTex ] [ PDF  ]
   
4. Petros Maragos, Anastasia Sofou, Giorgos B. Stamou, Vassilis Tzouvaras, Efimia Papatheodorou, Giorgos P. Stamou
   "Image Analysis of Soil Micromorphology: Feature Extraction, Segmentation and Quality Inferrence"
   EURASIP Journal on Applied Signal Processing, in press (2004)
   [ BibTex ]
   
5. M. A. Symeonaki, G. B. Stamou
   "Input Control in Nonhomogenuous Markov Systems with Fuzzy States"
   International Mathematical Journal to appear (2004)
   [ BibTex ]
   
6. M. Wallace, I. Maglogiannis, K. Karpouzis, G. Kormentzas, S. Kollias
   "Intelligent One-Stop-Shop Travel Recommendations Using an Adaptive Neural Network and Clustering of History"
   Information Technology & Tourism 6 (3), pp. 181-193, 2004.
   [ Abstract ] [ BibTex ] [ PDF  ]
   
7. G. P. Stamou, G. B. Stamou, E. M. Papatheodorou, M. D. Argyropoulou and S. G. Tzafestas
   "Population dynamics and life history tactics of arthropods from Mediterranean-type ecosystems"
   Oikos 104:98-108 (2004)
   [ BibTex ]
   
8. G. Tsechpenakis, N. Tsapatsoulis and S. Kollias
   "Probabilistic Boundary-Based Contour Tracking with Snakes in Natural Cluttered Video Sequences"
   International Journal of Image and Graphics, Vol. 4, No. 3 (2004) 469-498
   [ Abstract ] [ BibTex ]
   
9. G. Tsechpenakis, K. Rapantzikos, N. Tsapatsoulis, S. Kollias
   "Rule-driven Object Tracking in Clutter and Partial Occlusion with Model-based Snakes"
   EURASIP Journal on Applied Signal Processing, vol. 2004, no. 6, pp. 841-860, Jun 2004
   [ Abstract ] [ BibTex ] [ PDF  ]
   
10. G. Akrivas, G. B. Stamou and S. Kollias
    "Semantic Association of Multimedia Document Descriptions through Fuzzy Relational Algebra and Fuzzy Reasoning"
    IEEE Transactions on Systems, Man, and Cybernetics, part A, Volume 34 (2), March 2004
    [ Abstract ] [ BibTex ] [ PDF  ]
    
11. M. A. Symeonaki, G. B. Stamou
    "Theory of Markov Systems with Fuzzy States"
    Fuzzy Sets and Systems Vol. 143, Issue 3, pp. 427-445, May (2004)
    [ BibTex ]
    
12. P. Tzouveli, S. Kollias
    "Using e-questionnaire as an improvement to a learners’ adaptation system"
    Learning Technology Newsletter, IEEE Computer Society, Vol.6, Issue 4, 2004
    [ BibTex ]
    
13. K. Karpouzis, G. Moschovitis, K. Ntalianis, S. Ioannou, and S. Kollias
    "Web Access To Large Audiovisual Assets Based On User Preferences"
    Multimedia Tools and Applications, vol. 22, no. 3, pp. 215-234, March 2004, Kluwer Academic Publishers
    [ Abstract ] [ BibTex ] [ PDF  ]
    

Journals • 2003   top 

1. G. Votsis, A. Drosopoulos and S. Kollias
   "A Modular Approach to Facial Feature Segmentation on Real Sequences"
   Signal Processing: Image Communication, Vol. 18 (1), (2003), pp. 67-89
   [ Abstract ] [ BibTex ] [ PDF  ]
   
2. A. Doulamis, N. Doulamis and S. Kollias
   "An Adaptable Neural Network Model for Recursive Non-linear Traffic Prediction and Modelling of MPEG Video Sources"
   IEEE Transactions on Neural Networks, vol. 24(1), 2003, pp. 150-166.
   [ Abstract ] [ BibTex ] [ PDF  ]
   
3. A. Doulamis, N. Doulamis, K. Ntalianis, S. Kollias
   "An efficient fully unsupervised video object segmentation scheme using an adaptive neural-network classifier architecture "
   IEEE Transactions on Neural Networks, Vol. 14(3), pp. 616-630, May 2003
   [ Abstract ] [ BibTex ] [ PDF  ]
   
4. K. Rapantzikos, M. Zervakis and K. Balas
   "Detection and segmentation of drusen deposits on human retina: potential in the diagnosis of age-related macular degeneration"
   Medical Image Analysis, vol. 7, no. 1, pp. 95-108, Mar 2003
   [ Abstract ] [ BibTex ] [ PDF  ]
   
5. I. Maglogiannis, C. Bourletidis, K. Karpouzis, P. Petrakis
   "Implementation of Distance Learning based on Synchronous Collaboration Methodology for Dispersed Public Organizations"
   IEEE Learning Technology, Volume 5, Issue 3, July 2003
   [ Abstract ] [ BibTex ] [ PDF  ]
   
6. P. Daras, I. Kompatsiaris, I. Grinias, G. Akrivas, G. Tziritas, S. Kollias and M. Strintzis
   "MPEG-4 Authoring Tool Using Moving Object Segmentation and Tracking in Video Shots"
   EURASIP Journal of Applied Signal Processing (JASP), volume 2003, issue 9, pages 861-877
   [ Abstract ] [ BibTex ] [ PDF  ]
   
7. M. Wallace, K. Karpouzis, G. Stamou, G. Moschovitis, S. Kollias, C. Schizas
   "The Electronic Road: Personalised Content Browsing"
   IEEE Multimedia 10(4), pp. 49-59, 2003 [With correction in 11(1), pp. 53-53, 2004]
   [ Abstract ] [ BibTex ] [ PDF  ]
   
8. Y. Avrithis, G. Stamou, M. Wallace, F. Marques, P. Salembier, X. Giro, W. Haas, H. Vallant, M. Zufferey
   "Unified Access to Heterogeneous Audiovisual Archives"
   Journal of Universal Computer Science 9(6), pp. 510-519, 2003
   [ Abstract ] [ BibTex ] [ PDF  ]
   

Journals • 2002   top 

1. N. Doulamis, K. Ntalianis, A. Doulamis, and S. Kollias
   "An Efficient Fully-Unsupervised Video Object Segmentation Scheme Using an Adaptive Neural Network Classifier Architecture"
   IEEE Transactions on Neural Networks, accepted for publication.
   [ BibTex ]
   
2. N. Doulamis, A. Doulamis, P. Georgilakis, S. Kollias and N. Hatziargiriou
   "A synergetic neural network-genetic scheme for optimal transformer construction "
   Integrated Computer Aided Engineering, vol. 9, no 1, pp. 37-56, 2002.
   [ BibTex ]
   
3. M. A. Symeonaki, G. B. Stamou and S. G. Tzafestas
   "Fuzzy Nonhomogeneous Markov Systems"
   Applied Intelligence, 17 (2):203-214 (2002)
   [ BibTex ]
   
4. A. Raouzaiou, N. Tsapatsoulis, K. Karpouzis and S. Kollias,
   "Parameterized facial expression synthesis based on MPEG-4 "
   Eurasip Journal on Applied Signal Processing, Vol. 2002, No 10, pp. 1021-1038, 2002
   [ Abstract ] [ BibTex ] [ PDF  ]
   

Journals • 2001   top 

1. Y. Avrithis, Y. Xirouxakis and S. Kollias
   "Affine-Invariant Curve Normalization for Object Shape Representation, Classification and Retrieval"
   Machine Vision and Applications, Springer Verlag, Vol. 13, Issue 2, 2001, pp. 80-94.
   [ Abstract ] [ BibTex ] [ PDF  ]
   
2. P. Georgilakis, N. Doulamis, A. Doulamis, N. Hatziargyriou and S. Kollias
   "A Novel Iron Loss Reduction Technique for Distribution Transformers based on a Combined Genetic Algorithm - Neural Network Approach "
   IEEE Transactions on Systems, Man and Cybernetics, Part C, Vol. 31(1), Feb. 2001, pp. 16-34.
   [ Abstract ] [ BibTex ]
   
3. Y. Xirouhakis, A. Drosopoulos, and A. Delopoulos
   "Efficient Optical Camera Tracking in Virtual Sets"
   IEEE Transactions on Image Processing, vol. 10, no. 4, pp. 609-622, April 2001
   [ Abstract ] [ BibTex ] [ PDF  ]
   
4. R. Cowie, E. Douglas-Cowie, N. Tsapatsoulis, G. Votsis, S. Kollias, W. Fellenz and J. Taylor
   "Emotion Recognition in Human-Computer Interaction"
   IEEE Signal Processing Magazine, no. 1, January 2001, pp.32-80
   [ Abstract ] [ BibTex ] [ PDF  ]
   
5. N. Tsapatsoulis, Y. Avrithis and S. Kollias
   "Facial Image Indexing in Multimedia Databases"
   Pattern Analysis and Applications, Vol. 4, Issue 2/3, pp 93-107, 2001.
   [ Abstract ] [ BibTex ] [ PDF  ]
   
6. G. B. Stamou, S. G. Tzafestas
   "Resolution of Composite Fuzzy Relation Equations based on Archimedean Triangular Norms"
   Fuzzy Sets and Systems, 120, pp. 395-407, 2001
   [ BibTex ]
   

Journals • 2000   top 

1. A. Doulamis, N. Doulamis, Y. Avrithis and S. Kollias
   "A Fuzzy Video Content Representation for Video Summarization and Content-Based Retrieval"
   Signal Processing, Elsevier, vol. 80, 1049-1067, June 2000.
   [ Abstract ] [ BibTex ] [ PDF  ]
   
2. A. Doulamis, N. Doulamis, Y. Avrithis and S. Kollias
   "A Fuzzy Video Content Representation for Video Summarization and Content-Based Retrieval (Erratum)"
   Signal Processing, Elsevier, vol. 82, 545, 2002.
   [ Abstract ] [ BibTex ] [ PDF  ]
   
3. T. Lilas and S. Kollias
   "An Active 3-D Robot Vision System for Robotic Welding Applications"
   Machine Graphics and Vision, vol. 9, no 4, pp. 743-763, December 2000.
   [ BibTex ]
   
4. I. Stephanakis and S. Kollias
   "A Wavelet Based Approach to Adaptive Wiener Filtering of Images in the Presence of Colored Noise"
   Optical Engineering, vol. 39, no 5, pp. 1354-1363, May 2000.
   [ BibTex ]
   
5. N. Doulamis, A. Doulamis, Y. Avrithis, K. Ntalianis and S. Kollias
   "Efficient Summarization of Stereoscopic Video Sequences"
   IEEE Transactions on Circuits and Systems for Video Technology, vol.10, no 4, pp. 501-517, June 2000.
   [ Abstract ] [ BibTex ] [ PDF  ]
   
6. K. Karpouzis, N. Tsapatsoulis, A. Raouzaiou, G. Moschovitis and S. Kollias
   "Enhancing Nonverbal Human Computer Interaction with Expression Recognition"
   ACM SIGCAPH Bulletin, Issue 67, June 2000, pp. 1-9, ACM Press, NY, USA
   [ Abstract ] [ BibTex ] [ PDF  ]
   
7. F. Schnorrenberg, N. Tsapatsoulis, C. Pattichis, C. Schizas, S. Kollias, M. Vassiliou, K. Kyriacou
   "Improved Detection of Breast Cancer Nuclei using Modular Neural Networks"
   IEEE Engineering in Medicine and Biology, vol. 19, no.1, pp. 49-63, January / February 2000
   [ Abstract ] [ BibTex ]
   
8. N. Doulamis, A.Doulamis and S. Kollias
   "Improving the Performance of MPEG Compatible Encoders at Low Bit Rates Using Adaptive Neural Networks"
   Journal of Real Time Imaging, Academic Press, vol. 6, pp. 327-345, October 2000.
   [ BibTex ]
   
9. Y. Xirouhakis and A. Delopoulos
   "Least Squares Estimation of 3D Shape and Motion of Rigid Objects from Their Orthographic Projections"
   IEEE Transactions on Pattern Analysis and Machine Intelligence, vol. 22, no. 4, pp. 393-399, April 2000
   [ Abstract ] [ BibTex ] [ PDF  ]
   
10. A. Doulamis, N.Doulamis and S. Kollias
    "Non-sequential Video Object Representation Using Temporal Variation of Feature Vectors"
    IEEE Transactions on Consumer Electronics, vol. 46, no 3, pp. 758-768, August 2000.
    [ Abstract ] [ BibTex ] [ PDF  ]
    
11. I. Stephanakis and S. Kollias
    "Optimal Wavelet Filter-Banks for Regularized Restoration of Noisy Images"
    Circuits, Systems, Signal Processing, Birkhauser Journals: Boston, MA, vol. 19, no 2, pp. 99-119, 2000.
    [ BibTex ]
    
12. K. Karpouzis, S. Tzavidas and S. Kollias
    "Parametric Representation of Basic Human Locomotion"
    Journal of System Analysis, Modeling and Simulation, vol. 38, pp. 281 – 293, July 2000, Gordon and Breach Science Publishers, Inc., Newark, NJ, USA
    [ Abstract ] [ BibTex ] [ PDF  ]
    

Journals • 1999   top 

1. Y. Avrithis, A. Doulamis, N. Doulamis and S. Kollias
   "A Stochastic Framework for Optimal Key Frame Extraction from MPEG Video Databases"
   Computer Vision and Image Understanding, vol. 75 (1/2), pp. 3-24, July 1999.
   [ Abstract ] [ BibTex ] [ PDF  ]
   
2. G. B. Stamou, S. G. Tzafestas
   "Fuzzy Relation Equations and Fuzzy Inference Systems: an Inside Approach"
   IEEE Trans. on Systems Man and Cybernetics, Vol 99, No 6, Pages 694-702, 1999
   [ BibTex ]
   
3. V. Alexopoulos, S. Kollias, P. Leger, H. Boccalon and Z. Csiki
   "Higher-Order Spectral Analysis in Laser Doppler Flowmetry Signal Processing"
   Technology and Health Care, vol. 7, nos. 2,3, pp. 85-101, 1999
   [ BibTex ]
   
4. V. Alexopoulos, S. Kollias, P. Leger, H. Boccalon and Z. Csiki
   "Higher-Order Statistics in Laser Doppler Flowmetry Signal Processing"
   Technology and Health Care, vol. 7, nos. 2,3, pp. 85-101
   [ BibTex ]
   
5. G. B. Stamou and S. G. Tzafestas
   "Neural Fuzzy Relational Systems with a New Learning Algorithm"
   Mathematics and Computers in Simulation, 1727, pp. 1-14 (1999)
   [ BibTex ]
   
6. Gabriel Tsechpenakis, Yannis Avrithis and Stefanos Kollias
   "Verification Report of Core Experiment on Fast Block-Matching Motion Estimation using Advanced Diamond Zonal Search with Embedded Radar"
   ISO/IEC JTC1/SC29/WG11, MPEG99/M5116, October 1999.
   [ Abstract ] [ BibTex ] [ PDF  ]
   

Journals • 1998   top 

1. N. Doulamis, A. Doulamis and S. Kollias
   "A Dynamically Trained Network for Machine Vision Applications"
   Machine Graphics & Vision, vol. 7, pp. 113–123, 1998.
   [ BibTex ]
   
2. A. Delopoulos, L. Soukissian and S. Kollias
   "An Efficient Multiresolution Texture Classification Scheme Using Neural Networks"
   International Journal of Computer Mathematics, vol.68, no 1-2, pp. 155-166, 1998.
   [ BibTex ]
   
3. K. Karpouzis, G. Votsis, N. Tsapatsoulis and S. Kollias
   "Compact 3D Model Generation based on 2D Views of Human Faces: Application to Face Recognition"
   Machine Graphics & Vision, vol. 7, no 1/2, pp. 75–85, 1998.
   [ Abstract ] [ BibTex ] [ PDF  ]
   
4. N. Doulamis, A. Doulamis, D. Kalogeras and S. Kollias
   "Low bit-rate coding of image sequences using adaptive regions of interest"
   IEEE Transactions on Circuits and Systems for Video Technology, vol. 8(8), pp. 928-934, December 1998.
   [ Abstract ] [ BibTex ] [ PDF  ]
   
5. S. Kollias and A. Delopoulos
   "Multiresolution Techniques and their Applications to Image Recognition"
   Expert Systems Techniques and Applications, Gordon and Breach International Series in Engineering, Technology and Applied Science, March 1998
   [ BibTex ]
   
6. K Karpouzis, S. Kollias
   "The rendering pipeline in the classroom: a diversified approach"
   ACM SIGCSE Bulletin, Volume 30, Issue 3, pp. 139 - 142, ACM Press, NY
   [ Abstract ] [ BibTex ] [ PDF  ]
   

Journals • 1997   top 

1. I. Stefanakis and S. Kollias
   "Adaptive Signal Estimation in Multiresolution Spaces Using Feedforward Neural Networks"
   Neurocomputing, 1997
   [ BibTex ]
   
2. S. G. Tzafestas and G. B. Stamou
   "Concerning Automated Assembly: Knowledge-Based Issues and a Fuzzy System for Assembly Under Uncertainty"
   Computer Integrated Manufacturing Systems (CIMS), Vol. 10, No. 3, pp. 183-192 (1997)
   [ BibTex ]
   
3. I. Stephanakis
   "Regularized Image Restoration in Multiresolution Spaces"
   Optical Engineering, Vol. 36, No. 6, June 1997, pp. 1738-1744
   [ BibTex ]
   

Journals • 1996   top 

1. S. G. Tzafestas, S. Raptis and G. Stamou
   "A Flexible Neurofuzzy Cell Structure for General Fuzzy Inference"
   Mathematics and Computers in Simulation, Vol. 41, Nos. 3-4, pp. 219-233 (1996)
   [ BibTex ]
   
2. S. Kollias
   "A Multiresolution Neural Network Approach to Invariant Image Recognition"
   Neurocomputing, vol. 12, pp. 35-57, 1996
   [ BibTex ] [ PDF  ]
   
3. S. G. Tzafestas, G. B. Stamou, S. Roumeliotis and N. K. Papadopoulos
   "An Expert System for Flexible Robotic Assembly Under Uncertainty Based on Fuzzy Inference"
   Stud. Informatics and Control (SIC), Vol. 5, No. 4, pp. 401-407 (1996)
   [ BibTex ]
   
4. S. G. Tzafestas and G. B. Stamou
   "An Improved Neural Network for Fuzzy Inference Implementation"
   Mathematics and Computers in Simulation, Vol. 40, Nos. 5-6, pp. 201-208 (1996)
   [ BibTex ]
   
5. V. Alexopoulos and S. Kollias
   "An Intelligent Action - Based Image Recognition System"
   Neural Network World, vol. 6, no.3, pp.251-258, 1996
   [ BibTex ]
   
6. D. Kontoravdis, S. Kollias and A. Stafylopatis
   "A Two-Phase Connectionist Approach to Picture Interpretation"
   Mathematics and Computers in Simulation, vol. 40, pp. 597-613, 1996
   [ BibTex ]
   
7. A. Delopoulos and G.B. Giannakis
   "Cumulant Based Identification of Noisy Closed-Loop Systems"
   Intl. Journal Adaptive Control and Signal Processing, vol. 10, no. 2/3, pp. 303-317, March 1996
   [ BibTex ]
   
8. N. Panagiotidis, D. Kalogeras, S. Kollias and A. Stafylopatis
   "Neural Network Assisted Effective Lossy Compression of Medical Images"
   Proceedings of the IEEE, vol. 84, no 10, pp. 1-14, 1996
   [ BibTex ] [ PDF  ]
   
9. V. Alexopoulos and S. Kollias
   "Neural Network Based Image Analysis with Regions of Interest and Multiresolution Decomposition"
   Machine Graphics & Vision, vol. 5, no 1-2, pp. 221-228, 1996
   [ BibTex ]
   
10. A. Delopoulos and S. Kollias
    "Optimal Filterbanks for Signal Reconstruction from Noisy Subband Components"
    IEEE Transactions on Signal Processing, vol. 44, no 2, pp. 212-224, Feb. 1996
    [ Abstract ] [ BibTex ] [ PDF  ]
    

Journals • 1995   top 

1. A.Tirakis, A. Delopoulos and S. Kollias
   "2-D Filter Bank Design for Optimal Reconstruction Using Limited Subband Information"
   IEEE Transactions on Image Processing, vol. 4, no 8, pp. 1160-1165, 1995
   [ BibTex ]
   
2. G. B. Giannakis and A. Delopoulos
   "Cumulant-based Autocorrelation Estimates of non-Gaussian Linear Processes"
   Signal Processing, vol. 47, pp. 1-17, 1995
   [ BibTex ]
   
3. S. Kollias
   "Structured Multiresolution Neural Networks for Effective Processing of Signals"
   Emerging Computing Methods in Engineering Design, Springer Verlag, Series F, vol. 149, pp. 294-307, 1995
   [ BibTex ]
   

Journals • 1994   top 

1. L. Sukissian, S. Kollias and Y. Boutalis
   "Adaptive Image Classification Using Linear Prediction and Neural Networks"
   Signal Processing, vol.36, no 2, pp. 209-232, 1994
   [ BibTex ]
   
2. D. Foudopoulos, S. Kollias and C.Halkias
   "An Efficient Approach to the Detection of Bernoulli - Gaussian Processes for Seismic Signal Deconvolution"
   Automatica, vol. 30, no 6, pp. 1009-1013, 1994
   [ BibTex ]
   
3. A.Delopoulos and G.B.Giannakis
   "Consistent Identification of Stochastic Linear Systems with Noisy Input-Output Data"
   Automatica, vol. 30, no. 8, pp. 1271-1294, August 1994
   [ BibTex ]
   
4. D. Kalogeras and S. Kollias
   "Efficient Multichannel Image Recognition Using Feedforward Multiresolution Neural Networks"
   Australian Journal of Intelligent Information Processing Systems, vol.1, no 2, pp. 8-15, 1994
   [ BibTex ]
   
5. A. Delopoulos, A. Tirakis and S. Kollias
   "Invariant Image Classification Using Triple-correlation-based Neural Networks"
   IEEE Transactions on Neural Networks, vol. 5, no 3, pp. 392-409, May 1994
   [ Abstract ] [ BibTex ] [ PDF  ]
   

Journals • 1992   top 

1. S. Kollias, D. Anastassiou
   "A progressive scheme for digital image halftoning, coding of halftones, and reconstruction"
   IEEE Journal on Selected Areas in Communications
   [ Abstract ] [ BibTex ] [ PDF  ]
   

Journals • 1989   top 

1. S. Kollias and D. Anastassiou
   "An adaptive least squares algorithm for the efficient training of artificial neural networks"
   IEEE Transactions on Circuits and Systems, Volume: 36 , Issue: 8 , Aug. 1989
   [ Abstract ] [ BibTex ] [ PDF  ]
   

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