Vangelis Karkaletsis

174 papers A* 6A 5B 17C 2Misc 2Journal 56Unranked 80

Year	Rank	Type	Title / Venue / Authors
2026	J	`jnl`	AI Act Evaluation Benchmark: An Open, Transparent, and Reproducible Evaluation Dataset for NLP and RAG Systems. CoRR Athanasios Davvetas, Michael Papademas, Xenia Ziouvelou, Vangelis Karkaletsis
2026	J	`jnl`	An AI policy ontology for the civil security domain. AI Ethics Xenia Ziouvelou, Paola Fratantoni, Pinelopi Troullinou, Francesca Trevisan, Dimitris Kyriazanos, Anastasios Drosou, Anthi Mpania, Claire Morotsir, Konstantina Giouvanopoulou, Vangelis Karkaletsis
2025	J	`jnl`	A data-lean machine learning approach for damage extent estimation and classification in composite structures under multiple failure modes. Mach. Learn. Sci. Technol. Dimitrios Iason Papadopoulos, George Giannakopoulos, Vangelis Karkaletsis, Christoforos Rekatsinas
2025	J	`jnl`	Bridging Ethical Principles and Algorithmic Methods: An Alternative Approach for Assessing Trustworthiness in AI Systems. CoRR Michael Papademas, Xenia Ziouvelou, Antonis Troumpoukis, Vangelis Karkaletsis
2025	J	`jnl`	Bridging ethical principles and algorithmic methods: an alternative approach for assessing trustworthiness in AI systems. Frontiers Comput. Sci. Michael Papademas, Xenia Ziouvelou, Antonis Troumpoukis, Vangelis Karkaletsis
2025	C	`conf`	Identifying AI Challenges in Research Practices Through Research Ethics Reviews. ETHICOMP Konstantina Giouvanopoulou, Xenia Ziouvelou, Michael Papademas, Kostas Karpouzis, Vangelis Karkaletsis
2024	J	`jnl`	European AI and EO convergence via a novel community-driven framework for data-intensive innovation. Future Gener. Comput. Syst. Antonis Troumpoukis, Iraklis A. Klampanos, Despina-Athanasia Pantazi, Mohanad Albughdadi, Vasileios Baousis, Omar Barrilero, Alexandra Bojor, Pedro Branco, Lorenzo Bruzzone, Andreina Chietera, Philippe Fournand, Richard Hall, Michele Lazzarini, Adrian Luna, Alexandros Nousias, Christos Perentis, George Petrakis, Dharmen Punjani, David Röbl, George Stamoulis, Eleni Tsalapati, Indre Urbanaviciute, Giulio Weikmann, Xenia Ziouvelou, Marcin Ziólkowski, Manolis Koubarakis, Vangelis Karkaletsis
2024	—	`conf`	Molecular Simulation of Coarse-grained Systems using Machine Learning. SETN Dimitrios-Paraskevas Gerakinis, Eleonora Ricci, George Giannakopoulos, Vangelis Karkaletsis, Doros N. Theodorou, Niki Vergadou
2023	—	`conf`	Bridging the European Earth-Observation and AI Communities for Data-Intensive Innovation. BigDataService Antonis Troumpoukis, Iraklis A. Klampanos, Despina-Athanasia Pantazi, Eleni Tsalapati, Mohanad Albughdadi, Mihai Alexe, Vasileios Baousis, Omar Barrilero, Bryce Billière, Alexandra Bojor, Pedro Branco, Lorenzo Bruzzone, Andreina Chietera, Philippe Fournand, Richard Hall, David Hassan, Michele Lazzarini, Adrian Luna, Dharmen Punjani, George Stamoulis, Giulio Weikmann, Marcin Ziólkowski, Xenia Ziouvelou, Manolis Koubarakis, Vangelis Karkaletsis
2023	J	`jnl`	Content-based and Knowledge-enriched Representations for Classification Across Modalities: A Survey. ACM Comput. Surv. Nikiforos Pittaras, George Giannakopoulos, Panagiotis Stamatopoulos, Vangelis Karkaletsis
2023	J	`jnl`	Depth-guided Free-space Segmentation for a Mobile Robot. CoRR Christos Sevastopoulos, Joey Hussain, Stasinos Konstantopoulos, Vangelis Karkaletsis, Fillia Makedon
2023	—	`conf`	Encouraging AI Adoption by SMEs: Opportunities and Contributions by the ICT49 Project Cluster. IISA Ourania I. Markaki, Aikaterini Papapostolou, Spiros Mouzakitis, Izabela Zrazinska, Urszula Sobek, Thomas Wilczek, Antonis Troumpoukis, Xenia Ziouvelou, Vangelis Karkaletsis, Alexandra Carrasco, Miriam García, Gabriele Röger, Andrea Micheli, Jaime Alessandro Codagnone, Miguel de Prado, Siobhan O'Neill
2023	—	`conf`	Indoors Traversability Estimation with RGB-Laser Fusion. CASE Christos Sevastopoulos, Michail Theofanidis, Aref Hebri, Stasinos Konstantopoulos, Vangelis Karkaletsis, Fillia Makedon
2023	—	`conf`	Learning Indoors Free-Space Segmentation for a Mobile Robot from Positive Instances. IRC Christos Sevastopoulos, Joey Hussain, Qiyuan An, Stasinos Konstantopoulos, Vangelis Karkaletsis, Fillia Makedon
2023	J	`jnl`	Mapping the national HPC ecosystem and training needs: The Greek paradigm. J. Supercomput. Stelios Karozis, Xenia Ziouvelou, Vangelis Karkaletsis
2023	J	`jnl`	Understanding Partners' Behaviour for Transparent Collaboration. ERCIM News Maria Dagioglou, Vangelis Karkaletsis
2022	—	`conf`	Developing Machine-Learned Potentials for Coarse-Grained Molecular Simulations: Challenges and Pitfalls. SETN Eleonora Ricci, George Giannakopoulos, Vangelis Karkaletsis, Doros N. Theodorou, Niki Vergadou
2022	J	`jnl`	Developing Machine-Learned Potentials for Coarse-Grained Molecular Simulations: Challenges and Pitfalls. CoRR Eleonora Ricci, George Giannakopoulos, Vangelis Karkaletsis, Doros N. Theodorou, Niki Vergadou
2022	J	`jnl`	Evidence Transfer: Learning Improved Representations According to External Heterogeneous Task Outcomes. ACM Trans. Knowl. Discov. Data Athanasios Davvetas, Iraklis A. Klampanos, Spiros Skiadopoulos, Vangelis Karkaletsis
2022	—	`conf`	Indoors Traversability Estimation with Less Labels for Mobile Robots. IRC Christos Sevastopoulos, Michail Theofanidis, Mohammad Zaki Zadeh, Sneh Acharya, Stasinos Konstantopoulos, Vangelis Karkaletsis, Fillia Makedon
2022	—	`conf`	Investigation of Machine Learning-based Coarse-Grained Mapping Schemes for Organic Molecules. SETN Dimitris Nasikas, Eleonora Ricci, George Giannakopoulos, Vangelis Karkaletsis, Doros N. Theodorou, Niki Vergadou
2022	J	`jnl`	Investigation of Machine Learning-based Coarse-Grained Mapping Schemes for Organic Molecules. CoRR Dimitris Nasikas, Eleonora Ricci, George Giannakopoulos, Vangelis Karkaletsis, Doros N. Theodorou, Niki Vergadou
2021	—	`conf`	Accelerating Human-Agent Collaborative Reinforcement Learning. PETRA Fotios Lygerakis, Maria Dagioglou, Vangelis Karkaletsis
2021	—	`conf`	Smoothing of human movements recorded by a single RGB-D camera for robot demonstrations. PETRA Maria Dagioglou, Athanasios C. Tsitos, Aristeidis Smarnakis, Vangelis Karkaletsis
2021	J	`jnl`	Text classification with semantically enriched word embeddings. Nat. Lang. Eng. Nikiforos Pittaras, George Giannakopoulos, Georgios Papadakis, Vangelis Karkaletsis
2020	J	`jnl`	DARE Platform: a Developer-Friendly and Self-Optimising Workflows-as-a-Service Framework for e-Science on the Cloud. J. Open Source Softw. Iraklis A. Klampanos, Chrysoula Themeli, Alessandro Spinuso, Rosa Filgueira, Malcolm P. Atkinson, André Gemünd, Vangelis Karkaletsis
2020	—	`conf`	Evaluation of 3D markerless pose estimation accuracy using openpose and depth information from a single RGB-D camera. PETRA Fotios Lygerakis, Athanasios C. Tsitos, Maria Dagioglou, Fillia Makedon, Vangelis Karkaletsis
2020	J	`jnl`	Toward an ICT-Based Service Oriented Health Care Paradigm. IEEE Consumer Electron. Mag. Christos P. Antonopoulos, Georgios Keramidas, Nikolaos S. Voros, Michael Hübner, Fynn Schwiegelshohn, Diana Goehringer, Maria Dagioglou, Georgios Stavrinos, Stasinos Konstantopoulos, Vangelis Karkaletsis
2019	J	`jnl`	ANNETT-O: an ontology for describing artificial neural network evaluation, topology and training. Int. J. Metadata Semant. Ontologies Iraklis A. Klampanos, Athanasios Davvetas, Antonis Koukourikos, Vangelis Karkaletsis
2019	—	`conf`	DARE: A Reflective Platform Designed to Enable Agile Data-Driven Research on the Cloud. eScience Iraklis A. Klampanos, Federica Magnoni, Emanuele Casarotti, Christian Pagé, Mike Lindner, Andreas Ikonomopoulos, Vangelis Karkaletsis, Athanasios Davvetas, André Gemünd, Malcolm P. Atkinson, Antonios Koukourikos, Rosa Filgueira, Amrey Krause, Alessandro Spinuso, Angelos Charalambidis
2019	B	`conf`	Evidence Transfer for Improving Clustering Tasks Using External Categorical Evidence. IJCNN Athanasios Davvetas, Iraklis A. Klampanos, Vangelis Karkaletsis
2019	B	`conf`	From Copernicus Big Data to Extreme Earth Analytics. EDBT Manolis Koubarakis, Konstantina Bereta, Dimitris Bilidas, Konstantinos Giannousis, Theofilos Ioannidis, Despina-Athanasia Pantazi, George Stamoulis, Jim Dowling, Seif Haridi, Vladimir Vlassov, Lorenzo Bruzzone, Claudia Paris, Torbjørn Eltoft, Thomas Krämer, Angelos Charalambidis, Vangelis Karkaletsis, Stasinos Konstantopoulos, Theofilos Kakantousis, Mihai Datcu, Corneliu Octavian Dumitru, Florian Appel, Heike Bach, Silke Migdall, Nick Hughes, David Arthurs, Andrew Fleming
2019	J	`jnl`	The Effect of Evidence Transfer on Latent Feature Relevance for Clustering. Informatics Athanasios Davvetas, Iraklis A. Klampanos, Spiros Skiadopoulos, Vangelis Karkaletsis
2018	—	`conf`	A Taxonomy in Robot-Assisted Training: Current Trends, Needs and Challenges. PETRA Konstantinos Tsiakas, Vangelis Karkaletsis, Fillia Makedon
2018	J	`jnl`	ANNETT-O: An Ontology for Describing Artificial Neural Network Evaluation, Topology and Training. CoRR Iraklis A. Klampanos, Athanasios Davvetas, Antonis Koukourikos, Vangelis Karkaletsis
2018	J	`jnl`	Autoencoder-driven weather clustering for source estimation during nuclear events. Environ. Model. Softw. Iraklis A. Klampanos, Athanasios Davvetas, Spyros Andronopoulos, Charalambos Pappas, Andreas Ikonomopoulos, Vangelis Karkaletsis
2018	J	`jnl`	Evidence Transfer for Improving Clustering Tasks Using External Categorical Evidence. CoRR Athanasios Davvetas, Iraklis A. Klampanos, Vangelis Karkaletsis
2018	—	`conf`	Robots in Assisted Living Environments as an Unobtrusive, Efficient, Reliable and Modular Solution for Independent Ageing: The RADIO Experience. ARC Christos P. Antonopoulos, Georgios Keramidas, Nikolaos S. Voros, Michael Hübner, Fynn Schwiegelshohn, Diana Goehringer, Maria Dagioglou, Georgios Stavrinos, Stasinos Konstantopoulos, Vangelis Karkaletsis
2017	—	`conf`	A Fitness Monitoring System based on Fusion of Visual and Sensorial Information. PETRA Michalis Papakostas, Theodoros Giannakopoulos, Vangelis Karkaletsis
2017	J	`jnl`	Autoencoder-Driven Weather Clustering for Source Estimation during Nuclear Events. CoRR Iraklis A. Klampanos, Athanasios Davvetas, Spyros Andronopoulos, Charalambos Pappas, Andreas Ikonomopoulos, Vangelis Karkaletsis
2017	—	`conf`	Big Data Processing and Semantic Web Technologies for Decision Making in Hazardous Substance Dispersion Emergencies. ISWC (Posters, Demos & Industry Tracks) Athanasios Davvetas, Iraklis A. Klampanos, Spyros Andronopoulos, Giannis Mouchakis, Stasinos Konstantopoulos, Andreas Ikonomopoulos, Vangelis Karkaletsis
2017	B	`conf`	The BigDataEurope Platform - Supporting the Variety Dimension of Big Data. ICWE Sören Auer, Simon Scerri, Aad Versteden, Erika Pauwels, Angelos Charalambidis, Stasinos Konstantopoulos, Jens Lehmann, Hajira Jabeen, Ivan Ermilov, Gezim Sejdiu, Andreas Ikonomopoulos, Spyros Andronopoulos, Mandy Vlachogiannis, Charalambos Pappas, Athanasios Davettas, Iraklis A. Klampanos, Efstathios Grigoropoulos, Vangelis Karkaletsis, Victor de Boer, Ronald Siebes, Mohamed Nadjib Mami, Sergio Albani, Michele Lazzarini, Paulo Nunes, Emanuele Angiuli, Nikiforos Pittaras, George Giannakopoulos, Giorgos Argyriou, George Stamoulis, George Papadakis, Manolis Koubarakis, Pythagoras Karampiperis, Axel-Cyrille Ngonga Ngomo, Maria-Esther Vidal
2017	—	`conf`	The Sevod Vocabulary for Dataset Descriptions for Federated Querying. PROFILES@ISWC Stasinos Konstantopoulos, Angelos Charalambidis, Antonis Troumpoukis, Giannis Mouchakis, Vangelis Karkaletsis
2016	—	`conf`	A Peer-to-Peer Protocol and System Architecture for Privacy-Preserving Statistical Analysis. CD-ARES Katerina Zamani, Angelos Charalambidis, Stasinos Konstantopoulos, Maria Dagioglou, Vangelis Karkaletsis
2016	B	`conf`	Adaptive Robot Assisted Therapy Using Interactive Reinforcement Learning. ICSR Konstantinos Tsiakas, Maria Dagioglou, Vangelis Karkaletsis, Fillia Makedon
2016	—	`conf`	An Interactive Learning and Adaptation Framework for Adaptive Robot Assisted Therapy. PETRA Konstantinos Tsiakas, Michalis Papakostas, Benjamin Chebaa, Dylan Ebert, Vangelis Karkaletsis, Fillia Makedon
2016	B	`conf`	CLARIN-EL Web-based Annotation Tool. LREC Ioannis Manousos Katakis, Georgios Petasis, Vangelis Karkaletsis
2016	A	`conf`	Computation and communication challenges to deploy robots in assisted living environments. DATE Georgios Keramidas, Christos P. Antonopoulos, Nikolaos S. Voros, Fynn Schwiegelshohn, Philipp Wehner, Jens Rettkowski, Diana Göhringer, Michael Hübner, Stasinos Konstantopoulos, Theodoros Giannakopoulos, Vangelis Karkaletsis, Vaggelis Mariatos
2016	—	`conf`	Identifying Argument Components through TextRank. ArgMining@ACL Georgios Petasis, Vangelis Karkaletsis
2016	—	`conf`	Keynote abstract: Extracting and fusing information from large and heterogeneous datasets. SMAP Vangelis Karkaletsis
2016	—	`conf`	Semantic Web Technologies and Big Data Infrastructures: SPARQL Federated Querying of Heterogeneous Big Data Stores. ISWC (Posters & Demos) Stasinos Konstantopoulos, Angelos Charalambidis, Giannis Mouchakis, Antonis Troumpoukis, Jürgen Jakobitsch, Vangelis Karkaletsis
2016	—	`conf`	Short-Term Recognition of Human Activities Using Convolutional Neural Networks. SITIS Michalis Papakostas, Theodoros Giannakopoulos, Fillia Makedon, Vangelis Karkaletsis
2015	—	`conf`	A multimodal adaptive dialogue manager for depressive and anxiety disorder screening: a Wizard-of-Oz experiment. PETRA Konstantinos Tsiakas, Lynette Watts, Cyril Lutterodt, Theodoros Giannakopoulos, Alexandros Papangelis, Robert Gatchel, Vangelis Karkaletsis, Fillia Makedon
2015	—	`conf`	A two-step identification method for human-robot interaction in assistive environments. PETRA Alexandros Lioulemes, Nikolaos Sarafianos, Theodoros Giannakopoulos, Vangelis Karkaletsis
2015	—	`conf`	An interactive framework for learning user-object associations through human-robot interaction. PETRA Michalis Papakostas, Konstantinos Tsiakas, Natalie Parde, Vangelis Karkaletsis, Fillia Makedon
2015	J	`jnl`	Argument Extraction from News, Blogs, and the Social Web. Int. J. Artif. Intell. Tools Theodosios Goudas, Christos Louizos, Georgios Petasis, Vangelis Karkaletsis
2015	—	`conf`	Argument Extraction from News. ArgMining@HLT-NAACL Christos Sardianos, Ioannis Manousos Katakis, Georgios Petasis, Vangelis Karkaletsis
2015	—	`conf`	Dataset Descriptions for Optimizing Federated Querying. WWW (Companion Volume) Angelos Charalambidis, Stasinos Konstantopoulos, Vangelis Karkaletsis
2015	A*	`conf`	Grounding the Meaning of Words through Vision and Interactive Gameplay. IJCAI Natalie Parde, Adam Hair, Michalis Papakostas, Konstantinos Tsiakas, Maria Dagioglou, Vangelis Karkaletsis, Rodney D. Nielsen
2015	—	`conf`	I Spy: An Interactive Game-Based Approach to Multimodal Robot Learning. AAAI Workshop: Knowledge, Skill, and Behavior Transfer in Autonomous Robots Natalie Paige Parde, Michalis Papakostas, Konstantinos Tsiakas, Maria Dagioglou, Vangelis Karkaletsis, Rodney D. Nielsen
2015	—	`conf`	Robots in Assisted Living Environments as an Unobtrusive, Efficient, Reliable and Modular Solution for Independent Ageing: The RADIO Perspective. ARC Christos P. Antonopoulos, Georgios Keramidas, Nikolaos S. Voros, Michael Hübner, Diana Göhringer, Maria Dagioglou, Theodoros Giannakopoulos, Stasinos Konstantopoulos, Vangelis Karkaletsis
2015	—	`conf`	Self-managed patient-game interaction using the barrett WAM arm for motion analysis. PETRA Alexandros Lioulemes, Paul Sassaman, Shawn N. Gieser, Vangelis Karkaletsis, Fillia Makedon, Vangelis Metsis
2015	C	`conf`	Visual sentiment analysis for brand monitoring enhancement. ISPA Theodoros Giannakopoulos, Michalis Papakostas, Stavros J. Perantonis, Vangelis Karkaletsis
2014	—	`conf`	AMINESS: a platform for environmentally safe shipping. PETRA Theodoros Giannakopoulos, Ioannis A. Vetsikas, Ioanna A. Koromila, Vangelis Karkaletsis, Stavros J. Perantonis
2014	—	`conf`	Argument Extraction from News, Blogs, and Social Media. SETN Theodosios Goudas, Christos Louizos, Georgios Petasis, Vangelis Karkaletsis
2014	J	`jnl`	ER designer toolkit: a graphical event definition authoring tool. Univers. Access Inf. Soc. Pythagoras Karampiperis, Giannis Mouchakis, Georgios Paliouras, Vangelis Karkaletsis
2014	B	`conf`	NOMAD: Linguistic Resources and Tools Aimed at Policy Formulation and Validation. LREC George Kiomourtzis, George Giannakopoulos, Georgios Petasis, Pythagoras Karampiperis, Vangelis Karkaletsis
2013	—	`conf`	BOEMIE: Reasoning-based Information Extraction. NLPAR@LPNMR Georgios Petasis, Ralf Möller, Vangelis Karkaletsis
2013	J	`jnl`	CLIC: A Framework for Distributed, On-Demand, Human-Machine Cognitive Systems. CoRR N. Mavridis, Stasinos Konstantopoulos, Ioannis A. Vetsikas, Ilona Heldal, Pythagoras Karampiperis, G. Mathiason, Serge Thill, Kostas Stathis, Vangelis Karkaletsis
2013	—	`conf`	Event recognition for assisted independent living. PETRA Nikos Katzouris, Alexander Artikis, Fillia Makedon, Vangelis Karkaletsis, George Paliouras
2013	—	`conf`	Exploiting unstructured web information for managing linked data spaces. Panhellenic Conference on Informatics Antonis Koukourikos, Vangelis Karkaletsis, George A. Vouros
2013	—	`conf`	Requirements and Architecture of a Passive Crowdsourcing Environment. EGOV/ePart Ongoing Research Yannis Charalabidis, Vangelis Karkaletsis, Anna Triantafillou, Aggeliki Androutsopoulou, Euripidis N. Loukis
2013	—	`conf`	SYNTHESIS: results for the Ontology Alignment Evaluation Initiative (OAEI) 2013. OM Antonis Koukourikos, George A. Vouros, Vangelis Karkaletsis
2013	—	`conf`	Summary Evaluation: Together We Stand NPowER-ed. CICLing (2) George Giannakopoulos, Vangelis Karkaletsis
2013	J	`jnl`	System Personality and Adaptivity in Affective Human-Computer Interaction. Int. J. Artif. Intell. Tools Stasinos Konstantopoulos, Vangelis Karkaletsis
2013	—	`conf`	Towards adaptive dialogue systems for assistive living environments. IUI Companion Alexandros Papangelis, Vangelis Karkaletsis, Heng Huang
2012	—	`conf`	A game system for remote rehabilitation of cerebral palsy patients. PETRA Alexandros Papangelis, Giannis Mouchakis, Angela Boisselle, Dimitrios I. Kosmopoulos, Vangelis Karkaletsis, Fillia Makedon
2012	—	`conf`	An Adaptive Dialogue System with Online Dialogue Policy Learning. SETN Alexandros Papangelis, Nikolaos Kouroupas, Vangelis Karkaletsis, Fillia Makedon
2012	—	`conf`	Detecting Human Features in Summaries - Symbol Sequence Statistical Regularity. SETN George Giannakopoulos, Vangelis Karkaletsis, George A. Vouros
2012	B	`conf`	Evaluation of Online Dialogue Policy Learning Techniques. LREC Alexandros Papangelis, Vangelis Karkaletsis, Fillia Makedon
2012	J	`jnl`	Investigating Metaphorical Language in Sentiment Analysis: A Sense-to-Sentiment Perspective. ACM Trans. Speech Lang. Process. Vassiliki Rentoumi, George A. Vouros, Vangelis Karkaletsis, Amalia Moser
2012	B	`conf`	Online Complex Action Learning and User State Estimation for Adaptive Dialogue Systems. ICTAI Alexandros Papangelis, Vangelis Karkaletsis, Fillia Makedon
2012	—	`conf`	Public Policy Formulation through Non Moderated Crowdsourcing in Social Media. ePart Yannis Charalabidis, Anna Triantafillou, Vangelis Karkaletsis, Euripidis N. Loukis
2012	B	`conf`	Task-Driven Linguistic Analysis based on an Underspecified Features Representation. LREC Stasinos Konstantopoulos, Valia Kordoni, Nicola Cancedda, Vangelis Karkaletsis, Dietrich Klakow, Jean-Michel Renders
2012	J	`jnl`	The POWDER protocol as infrastructure to serving and compressing semantic data. Int. J. Metadata Semant. Ontologies Stasinos Konstantopoulos, Phil Archer, Pythagoras Karampiperis, Vangelis Karkaletsis
2012	—	`conf`	Towards Enriching Linked Open Data via Open Information Extraction. KNOW@LOD Antonis Koukourikos, Vangelis Karkaletsis, George A. Vouros
2012	—	`conf`	Using Open Information Extraction and Linked Open Data towards Ontology Enrichment and Alignment. CAiSE Workshops Antonis Koukourikos, Pythagoras Karampiperis, George A. Vouros, Vangelis Karkaletsis
2011	J	`jnl`	A cognitive framework for robot guides in art collections. Univers. Access Inf. Soc. Dimitrios Vogiatzis, Vangelis Karkaletsis
2011	J	`jnl`	Applying Semantic Web technologies to improve the retrieval, credibility and use of health-related web resources. Health Informatics J. Miguel Angel Mayer, Pythagoras Karampiperis, Antonis Kukurikos, Vangelis Karkaletsis, Kostas Stamatakis, Dagmar Villarroel Gonzales, Angela Leis
2011	—	`ch.`	Authoring Semantic and Linguistic Knowledge for the Dynamic Generation of Personalized Descriptions. Language Technology for Cultural Heritage Stasinos Konstantopoulos, Vangelis Karkaletsis, Dimitrios Vogiatzis, Dimitris Bilidas
2011	—	`conf`	AutoSummENG and MeMoG in Evaluating Guided Summaries. TAC George Giannakopoulos, Vangelis Karkaletsis
2011	—	`conf`	ER designer toolkit: a graphical event definition authoring tool. PETRA Pythagoras Karampiperis, Giannis Mouchakis, Georgios Paliouras, Vangelis Karkaletsis
2011	—	`ch.`	Ontology Based Information Extraction from Text. Knowledge-Driven Multimedia Information Extraction and Ontology Evolution Vangelis Karkaletsis, Pavlina Fragkou, Georgios Petasis, Elias Iosif
2011	—	`ch.`	Ontology Population and Enrichment: State of the Art. Knowledge-Driven Multimedia Information Extraction and Ontology Evolution Georgios Petasis, Vangelis Karkaletsis, Georgios Paliouras, Anastasia Krithara, Elias Zavitsanos
2011	—	`conf`	POWDER as Enabling Technology for the Semantic Interoperability of Agricultural Repositories. MTSR Pythagoras Karampiperis, Stasinos Konstantopoulos, Vangelis Karkaletsis
2011	J	`jnl`	Special issue on semantic descriptions of medical web resources: Technologies to support their creation, maintenance and access. Health Informatics J. Vangelis Karkaletsis, Miguel Angel Mayer, Pythagoras Karampiperis
2010	—	`conf`	A Collaborative System for Sentiment Analysis. SETN Vassiliki Rentoumi, Stefanos Petrakis, Vangelis Karkaletsis, Manfred Klenner, George A. Vouros
2010	—	`ed.`	Artificial Intelligence: Theories, Models and Applications, 6th Hellenic Conference on AI, SETN 2010, Athens, Greece, May 4-7, 2010. Proceedings SETN Stasinos Konstantopoulos, Stavros J. Perantonis, Vangelis Karkaletsis, Constantine D. Spyropoulos, George A. Vouros
2010	—	`conf`	INDIGO project: personality and dialogue enabled cognitive robots. PETRA Vangelis Karkaletsis, Stasinos Konstantopoulos, Dimitris Bilidas, Dimitrios Vogiatzis
2010	J	`jnl`	MUDOS-NG: Multi-document Summaries Using N-gram Graphs (Tech Report) CoRR George Giannakopoulos, George A. Vouros, Vangelis Karkaletsis
2010	J	`jnl`	On the discovery of subsumption relations for the alignment of ontologies. J. Web Semant. Vassilis Spiliopoulos, George A. Vouros, Vangelis Karkaletsis
2010	—	`conf`	Summarization System Evaluation Variations Based on N-Gram Graphs. TAC George Giannakopoulos, Vangelis Karkaletsis
2010	B	`conf`	United we Stand: Improving Sentiment Analysis by Joining Machine Learning and Rule Based Methods. LREC Vassiliki Rentoumi, Stefanos Petrakis, Manfred Klenner, George A. Vouros, Vangelis Karkaletsis
2009	—	`conf`	An Intelligent Authoring Environment for Abstract Semantic Representations of Cultural Object Descriptions. LaTeCH - SHELT&R@EACL Stasinos Konstantopoulos, Vangelis Karkaletsis, Dimitris Bilidas
2009	J	`jnl`	Multimedia Interpretation for Dynamic Ontology Evolution. J. Log. Comput. Silvana Castano, Irma Sofía Espinosa Peraldí, Alfio Ferrara, Vangelis Karkaletsis, Atila Kaya, Ralf Möller, Stefano Montanelli, Georgios Petasis, Michael Wessel
2009	—	`conf`	N-gram Graphs: Representing Documents and Document Sets in Summary System Evaluation. TAC George Giannakopoulos, Vangelis Karkaletsis
2009	—	`ed.`	Proceedings of the Workshop on Biomedical Information Extraction@RANLP 2009, Borovets, Bulgaria, September 18, 2009 BiomedicalIE@RANLP Guergana Savova, Vangelis Karkaletsis, Galia Angelova
2009	—	`conf`	QUATRO Plus: Quality You Can Trust? SPOT@ESWC Phil Archer, Elena Ferrari, Vangelis Karkaletsis, Stasinos Konstantopoulos, Antonis Koukourikos, Andrea Perego
2009	Misc	`conf`	Sentiment Analysis of Figurative Language using a Word Sense Disambiguation Approach. RANLP Vassiliki Rentoumi, George Giannakopoulos, Vangelis Karkaletsis, George A. Vouros
2008	—	`conf`	A framework for human-robot interaction. PETRA Dimitrios Vogiatzis, Vangelis Karkaletsis
2008	A	`conf`	Automating Accreditation of Medical Web Content. ECAI Vangelis Karkaletsis, Pythagoras Karampiperis, Konstantinos Stamatakis, Martin Labský, Marek Ruzicka, Vojtech Svátek, Enrique Amigó, Matti Pöllä, Miquel Angel Mayer, Angela Leis, Dagmar Villarroel Gonzales
2008	B	`conf`	BOEMIE Ontology-Based Text Annotation Tool. LREC Pavlina Fragkou, Georgios Petasis, Aris Theodorakos, Vangelis Karkaletsis, Constantine D. Spyropoulos
2008	A	`conf`	Learning context-free grammars to extract relations from text. ECAI Georgios Petasis, Vangelis Karkaletsis, Georgios Paliouras, Constantine D. Spyropoulos
2008	J	`jnl`	Summarization system evaluation revisited: N-gram graphs. ACM Trans. Speech Lang. Process. George Giannakopoulos, Vangelis Karkaletsis, George A. Vouros, Panagiotis Stamatopoulos
2008	—	`conf`	Testing the Use of N-gram Graphs in Summarization Sub-tasks. TAC George Giannakopoulos, Vangelis Karkaletsis, George A. Vouros
2008	J	`jnl`	Using synchronic and diachronic relations for summarizing multiple documents describing evolving events. J. Intell. Inf. Syst. Stergos D. Afantenos, Vangelis Karkaletsis, Panagiotis Stamatopoulos, Constantin Halatsis
2007	B	`conf`	Content Collection for the Labelling of Health-Related Web Content. AIME Konstantinos Stamatakis, Vangelis Metsis, Vangelis Karkaletsis, Marek Ruzicka, Vojtech Svátek, Enrique Amigó, Matti Pöllä, Constantine D. Spyropoulos
2007	—	`conf`	Enriching OWL Ontologies with Linguistic and User-Related Annotations: The ELEON System. ICTAI (2) Dimitris Bilidas, Maria Theologou, Vangelis Karkaletsis
2007	—	`conf`	Learning Subsumption Relations with CSR: a Classification based Method for the Alignment of Ontologies. OM Vassilis Spiliopoulos, Alexandros G. Valarakos, George A. Vouros, Vangelis Karkaletsis
2007	—	`conf`	Mapping Ontologies Elements using Features in a Latent Space. Web Intelligence Vassilis Spiliopoulos, George A. Vouros, Vangelis Karkaletsis
2007	—	`conf`	SEMA: Results for the Ontology Alignment Contest OAEI 2007. OM Vassilis Spiliopoulos, Alexandros G. Valarakos, George A. Vouros, Vangelis Karkaletsis
2007	J	`jnl`	Source authoring for multilingual generation of personalised object descriptions. Nat. Lang. Eng. Ion Androutsopoulos, Jon Oberlander, Vangelis Karkaletsis
2007	J	`jnl`	Using Synchronic and Diachronic Relations for Summarizing Multiple Documents Describing Evolving Events CoRR Stergos D. Afantenos, Vangelis Karkaletsis, Panagiotis Stamatopoulos, Constantin Halatsis
2006	J	`jnl`	Building an allergens ontology and maintaining it using machine learning techniques. Comput. Biol. Medicine Alexandros G. Valarakos, Vangelis Karkaletsis, Dimitra Alexopoulou, Elsa Papadimitriou, Constantine D. Spyropoulos, George A. Vouros
2006	Misc	`conf`	Knowledge Acquisition from Multimedia Content using an Evolution Framework. AIAI Dimitrios I. Kosmopoulos, Sergios Petridis, Ioannis Pratikakis, V. Gatos, Stavros J. Perantonis, Vangelis Karkaletsis, Georgios Paliouras
2006	—	`conf`	Quality Labeling of Web Content: The Quatro approach. MTW Vangelis Karkaletsis, Andrea Perego, Phil Archer, Kostas Stamatakis, Pantelis Nasikas, David Rose
2006	J	`jnl`	Quality labelling of medical web content. Health Informatics J. Miquel Angel Mayer, Vangelis Karkaletsis, Phil Archer, Pau Ruiz, Konstantinos Stamatakis, Angela Leis
2005	J	`jnl`	An Introduction to the Summarization of Evolving Events: Linear and Non-linear Evolution CoRR Stergos D. Afantenos, Konstantina Liontou, Maria Salapata, Vangelis Karkaletsis
2005	—	`conf`	An Introduction to the Summarization of Evolving Events: Linear and Non-linear Evolution. NLUCS Stergos D. Afantenos, Konstantina Liontou, Maria Salapata, Vangelis Karkaletsis
2005	—	`conf`	Exploiting OWL Ontologies in the Multilingual Generation of Object Descriptions. ENLG Ion Androutsopoulos, Spyros Kallonis, Vangelis Karkaletsis
2005	J	`jnl`	Information extraction and summarization from medical documents. Artif. Intell. Medicine Constantine D. Spyropoulos, Vangelis Karkaletsis
2005	B	`conf`	Populating an Allergens Ontology Using Natural Language Processing and Machine Learning Techniques. AIME Alexandros G. Valarakos, Vangelis Karkaletsis, Dimitra Alexopoulou, Elsa Papadimitriou, Constantine D. Spyropoulos
2005	J	`jnl`	Summarization from Medical Documents: A Survey CoRR Stergos D. Afantenos, Vangelis Karkaletsis, Panagiotis Stamatopoulos
2005	J	`jnl`	Summarization from medical documents: a survey. Artif. Intell. Medicine Stergos D. Afantenos, Vangelis Karkaletsis, Panagiotis Stamatopoulos
2005	J	`jnl`	Summarizing Reports on Evolving Events; Part I: Linear Evolution CoRR Stergos D. Afantenos, Vangelis Karkaletsis, Panagiotis Stamatopoulos
2004	—	`conf`	A Name-Matching Algorithm for Supporting Ontology Enrichment. SETN Alexandros G. Valarakos, Georgios Paliouras, Vangelis Karkaletsis, George A. Vouros
2004	A	`conf`	A Platform for Cross-Lingual, Domain and User Adaptive Web Information Extraction. ECAI Vangelis Karkaletsis, Constantine D. Spyropoulos, Claire Grover, Maria Teresa Pazienza, José Coch, Dimitris Souflis
2004	A	`conf`	Adaptive, Multilingual Named Entity Recognition in Web Pages. ECAI Georgios Petasis, Vangelis Karkaletsis, Claire Grover, Ben Hachey, Maria Teresa Pazienza, Michele Vindigni, José Coch
2004	—	`conf`	An International Trade Negotiation Framework for e-Government. EGOV Sheng Zhang, Fillia Makedon, James Ford, Calliope Sudborough, Lin Ai, Sarantos Kapidakis, Vangelis Karkaletsis, Euripidis N. Loukis
2004	B	`conf`	Enhancing Ontological Knowledge Through Ontology Population and Enrichment. EKAW Alexandros G. Valarakos, Georgios Paliouras, Vangelis Karkaletsis, George A. Vouros
2004	J	`jnl`	Exploiting Cross-Document Relations for Multi-document Evolving Summarization CoRR Stergos D. Afantenos, Irene Doura, Eleni Kapellou, Vangelis Karkaletsis
2004	—	`conf`	Exploiting Cross-Document Relations for Multi-document Evolving Summarization. SETN Stergos D. Afantenos, Irene Doura, Eleni Kapellou, Vangelis Karkaletsis
2004	—	`conf`	Information Retrieval and Extraction from the Web: the CROSSMARC approach. RIAO Vangelis Karkaletsis, Constantine D. Spyropoulos
2004	—	`conf`	Text Area Identification in Web Images. SETN Stavros J. Perantonis, Basilios Gatos, Vassilios Maragos, Vangelis Karkaletsis, Georgios Petasis
2004	J	`jnl`	e-GRIDS: Computationally Efficient Gramatical Inference from Positive Examples. Grammars Georgios Petasis, Georgios Paliouras, Vangelis Karkaletsis, Constantine Halatsis, Constantine D. Spyropoulos
2003	J	`jnl`	A Memory-Based Approach to Anti-Spam Filtering for Mailing Lists. Inf. Retr. Georgios Sakkis, Ion Androutsopoulos, Georgios Paliouras, Vangelis Karkaletsis, Constantine D. Spyropoulos, Panagiotis Stamatopoulos
2003	—	`conf`	Annotating Web pages for the needs of Web Information Extraction Applications. WWW (Posters) Georgios Sigletos, Dimitra Farmakiotou, Konstantinos Stamatakis, Georgios Paliouras, Vangelis Karkaletsis
2003	—	`conf`	Demonstration of the CROSSMARC System. HLT-NAACL Vangelis Karkaletsis, Constantine D. Spyropoulos, Dimitris Souflis, Claire Grover, Ben Hachey, Maria Teresa Pazienza, Michele Vindigni, Emmanuel Cartier, José Coch
2003	—	`conf`	Ontology integration in a multilingual e-retail system. HCI (4) Maria Teresa Pazienza, Armando Stellato, Michele Vindigni, Alexandros G. Valarakos, Vangelis Karkaletsis
2003	—	`conf`	Web Community Directories: A New Approach to Web Personalization. EWMF Dimitrios Pierrakos, Georgios Paliouras, Christos Papatheodorou, Vangelis Karkaletsis, Marios D. Dikaiakos
2002	J	`jnl`	Discovering user communities on the Internet using unsupervised machine learning techniques. Interact. Comput. Georgios Paliouras, Christos Papatheodorou, Vangelis Karkaletsis, Constantine D. Spyropoulos
2002	J	`jnl`	Ellogon: A New Text Engineering Platform CoRR Georgios Petasis, Vangelis Karkaletsis, Georgios Paliouras, Ion Androutsopoulos, Constantine D. Spyropoulos
2002	B	`conf`	Ellogon: A New Text Engineering Platform. LREC Georgios Petasis, Vangelis Karkaletsis, Georgios Paliouras, Ion Androutsopoulos, Constantine D. Spyropoulos
2002	B	`conf`	Multilingual XML-Based Named Entity Recognition for E-Retail Domains. LREC Claire Grover, Scott McDonald, Donnla Nic Gearailt, Vangelis Karkaletsis, Dimitra Farmakiotou, Georgios Samaritakis, Georgios Petasis, Maria Teresa Pazienza, Michele Vindigni, Frantz Vichot, Francis Wolinski
2002	B	`conf`	PatEdit: An Information Extraction Pattern Editor for Fast System Customization. LREC Dimitra Farmakiotou, Vangelis Karkaletsis, Ioannis Koutsias, George Petasis, Constantine D. Spyropoulos
2002	—	`conf`	Role Identification from Free Text Using Hidden Markov Models. SETN Georgios Sigletos, Georgios Paliouras, Vangelis Karkaletsis
2002	—	`conf`	Symbolic Authoring for Multilingual Natural Language Generation. SETN Ion Androutsopoulos, Dimitris Spiliotopoulos, Konstantinos Stamatakis, Aggeliki Dimitromanolaki, Vangelis Karkaletsis, Constantine D. Spyropoulos
2002	—	`conf`	Symbolic and Neural Learning of Named-Entity Recognition and Classification Systems in Two Languages. Advances in Computational Intelligence and Learning Georgios Petasis, Sergios Petridis, Georgios Paliouras, Vangelis Karkaletsis, Stavros J. Perantonis, Constantine D. Spyropoulos
2001	—	`conf`	A Greek Morphological Lexicon and Its Exploitation by Natural Language Processing Applications. Panhellenic Conference on Informatics Georgios Petasis, Vangelis Karkaletsis, Dimitra Farmakiotou, Ion Androutsopoulos, Constantine D. Spyropoulos
2001	—	`ed.`	Machine Learning and Its Applications, Advanced Lectures Machine Learning and Its Applications Georgios Paliouras, Vangelis Karkaletsis, Constantine D. Spyropoulos
2001	A*	`conf`	Stacking Classifiers for Anti-Spam Filtering of E-Mail. EMNLP Georgios Sakkis, Ion Androutsopoulos, Georgios Paliouras, Vangelis Karkaletsis, Constantine D. Spyropoulos, Panagiotis Stamatopoulos
2001	J	`jnl`	Stacking classifiers for anti-spam filtering of e-mail CoRR Georgios Sakkis, Ion Androutsopoulos, Georgios Paliouras, Vangelis Karkaletsis, Constantine D. Spyropoulos, Panagiotis Stamatopoulos
2001	A*	`conf`	Using Machine Learning to Maintain Rule-based Named-Entity Recognition and Classification Systems. ACL Georgios Petasis, Frantz Vichot, Francis Wolinski, Georgios Paliouras, Vangelis Karkaletsis, Constantine D. Spyropoulos
2000	A*	`conf`	Automatic adaptation of proper noun dictionaries through cooperation of machine learning and probabilistic methods. SIGIR Georgios Petasis, Alessandro Cucchiarelli, Paola Velardi, Georgios Paliouras, Vangelis Karkaletsis, Constantine D. Spyropoulos
2000	A*	`conf`	Clustering the Users of Large Web Sites into Communities. ICML Georgios Paliouras, Christos Papatheodorou, Vangelis Karkaletsis, Constantine D. Spyropoulos
2000	—	`conf`	Learning Rules for Large-Vocabulary Word Sense Disambiguation: A Comparison of Various Classifiers. Natural Language Processing Georgios Paliouras, Vangelis Karkaletsis, Ion Androutsopoulos, Constantine D. Spyropoulos
2000	J	`jnl`	Learning to Filter Spam E-Mail: A Comparison of a Naive Bayesian and a Memory-Based Approach CoRR Ion Androutsopoulos, Georgios Paliouras, Vangelis Karkaletsis, Georgios Sakkis, Constantine D. Spyropoulos, Panagiotis Stamatopoulos
1999	J	`jnl`	Guest Editorial: Artificial Intelligence and Software Multilinguality. Appl. Artif. Intell. Constantine D. Spyropoulos, Vangelis Karkaletsis
1999	A*	`conf`	Learning Rules for Large Vocabulary Word Sense Disambiguation. IJCAI Georgios Paliouras, Vangelis Karkaletsis, Constantine D. Spyropoulos
1999	J	`jnl`	Named-Entity Recognition from Greek and English Texts. J. Intell. Robotic Syst. Vangelis Karkaletsis, Georgios Paliouras, Georgios Petasis, Natasa Manousopoulou, Constantine D. Spyropoulos
1999	J	`jnl`	Resolving Part-of-Speech Ambiguity in the Greek Language Using Learning Techniques CoRR Georgios Petasis, Georgios Paliouras, Vangelis Karkaletsis, Constantine D. Spyropoulos, Ion Androutsopoulos
1998	J	`jnl`	A Knowledge-Based Methodology for Supporting Multilingual and User-Tailored Interfaces. Interact. Comput. Vangelis Karkaletsis, Constantine D. Spyropoulos, George A. Vouros
1998	—	`conf`	Learning User Communities for Improving the Services of Information Providers. ECDL Georgios Paliouras, Christos Papatheodorou, Vangelis Karkaletsis, Constantine D. Spyropoulos, Victoria Malaveta
1993	—	`conf`	The Use of Terminological Knowledge Bases in Software Localization. EAMT Workshop Vangelis Karkaletsis, Constantine D. Spyropoulos, George A. Vouros