A Semantic Marketplace of Negotiating Agents. - Theodore Patkos; Dimitris Plexousakis (AP2PC, 2005)

A Semantic Marketplace of Peers Hosting Negotiating Intelligent Agents. - Theodore Patkos; Dimitris Plexousakis (CAiSE Short Paper Proceedings, 2005)

A Survey of Semantics-Based Approaches for Context Reasoning in Ambient Intelligence. - Antonis Bikakis; Theodore Patkos; Grigoris Antoniou; Dimitris Plexousakis (AmI Workshops, 2007)

Distributed AI for Ambient Intelligence: Issues and Approaches. - Theodore Patkos; Antonis Bikakis; Grigoris Antoniou; Maria Papadopouli; Dimitris Plexousakis (AmI, 2007)

A Semantics-Based Framework for Context-Aware Services: Lessons Learned and Challenges. - Theodore Patkos; Antonis Bikakis; Grigoris Antoniou; Maria Papadopouli; Dimitris Plexousakis (UIC, 2007)

C-NGINE: A Contextual Navigation Guide for Indoor Environments. - Manolis Kritsotakis; Maria Michou; Emmanouil Nikoloudakis; Antonis Bikakis; Theodore Patkos; Grigoris Antoniou; Dimitris Plexousakis (AmI, 2008)

A Theory of Action, Knowledge and Time in the Event Calculus. - Theodore Patkos; Dimitris Plexousakis (SETN, 2008)

Sensing Inertial and Continuously-Changing World Features. - Theodore Patkos; Dimitris Plexousakis (AIAI, 2009)

Reasoning with Knowledge, Action and Time in Dynamic and Uncertain Domains. - Theodore Patkos; Dimitris Plexousakis (IJCAI, 2009)

Design and challenges of a semantics-based framework for context-aware services. - Theodore Patkos; Antonis Bikakis; Grigoris Antoniou; Maria Papadopouli; Dimitris Plexousakis (Int. J. Reason. based Intell. Syst., 2009)

Design and implementation of a semantics-based Contextual Navigation Guide for Indoor Environments. - Manolis Kritsotakis; Maria Michou; Emmanouil Nikoloudakis; Antonis Bikakis; Theodore Patkos; Grigoris Antoniou; Dimitris Plexousakis (J. Ambient Intell. Smart Environ., 2009)

A Reasoning Framework for Ambient Intelligence. - Theodore Patkos; Ioannis Chrysakis; Antonis Bikakis; Dimitris Plexousakis; Grigoris Antoniou (SETN, 2010)

A formal theory for reasoning about action, knowledge and time - Theodore Patkos (2010)

Epistemic Reasoning for Ambient Intelligence. - Theodore Patkos; Dimitris Plexousakis (ICAART (1), 2011)

DECKT: Epistemic Reasoning for Ambient Intelligence. - Theodore Patkos; Dimitris Plexousakis (ERCIM News, 2011)

Rule-Based Context Assessment in Smart Cities. - Beibei Hu; Theodore Patkos; Abdelghani Chibani; Yacine Amirat (RR, 2012)

A Production Rule-Based Framework for Causal and Epistemic Reasoning. - Theodore Patkos; Abdelghani Chibani; Dimitris Plexousakis; Yacine Amirat (RuleML, 2012)

An Epistemic Event Calculus for ASP-based Reasoning About Knowledge of the Past, Present and Future. - Jiefei Ma; Rob Miller 002; Leora Morgenstern; Theodore Patkos (LPAR (short papers), 2013)

Integrating Heterogeneous and Distributed Information about Marine Species through a Top Level Ontology. - Yannis Tzitzikas; Carlo Allocca; Chryssoula Bekiari; Yannis Marketakis; Pavlos Fafalios; Martin Doerr; Nikos Minadakis; Theodore Patkos; Leonardo Candela (MTSR, 2013)

Different Types of Conflicting Knowledge in AmI Environments. - Martin Homola; Theodore Patkos (EKAW (Satellite Events), 2014)

A Dialogical Model for Collaborative Decision Making Based on Compromises. - Dimitra Zografistou; Giorgos Flouris; Theodore Patkos; Dimitris Plexousakis; Martin Baláz; Martin Homola; Alexander Simko (EUMAS, 2014)

Declarative Reasoning Approaches for Agent Coordination. - Filippos Gouidis; Theodore Patkos; Giorgos Flouris; Dimitris Plexousakis (SETN, 2014)

Smart City Operation Center: A Platform to Optimize Urban Service Rendering. - Filippos Gouidis; Theodore Patkos; Giorgos Flouris (ERCIM News, 2014)

Privacy-by-Norms Privacy Expectations in Online Interactions. - Theodore Patkos; Giorgos Flouris; Panagiotis Papadakos; Antonis Bikakis; Pompeu Casanovas; Jorge González-Conejero; Rebeca Varela Figueroa; Anthony Hunter; Gudjon Idir; George Ioannidis; Marta Kacprzyk-Murawska; Andrzej Nowak; et al. (SASO Workshops, 2015)

Resolving conflicts in knowledge for ambient intelligence. - Martin Homola; Theodore Patkos; Giorgos Flouris; Ján Sefránek; Alexander Simko; Jozef Frtús; Dimitra Zografistou; Martin Baláz (Knowl. Eng. Rev., 2015)

Unifying heterogeneous and distributed information about marine species through the top level ontology MarineTLO. - Yannis Tzitzikas; Carlo Allocca; Chryssoula Bekiari; Yannis Marketakis; Pavlos Fafalios; Martin Doerr; Nikos Minadakis; Theodore Patkos; Leonardo Candela (Program, 2015)

Using Cognitive Ubiquitous Robots for Assisting Dependent People in Smart Spaces. - Abdelghani Chibani; Antonis Bikakis; Theodore Patkos; Yacine Amirat; Sofiane Bouznad; Naouel Ayari; Lyazid Sabri (Intelligent Assistive Robots, 2015)

Symmetric Multi-Aspect Evaluation of Comments - Extended Abstract. - Theodore Patkos; Giorgos Flouris; Antonis Bikakis (ECAI, 2016)

A Multi-Aspect Evaluation Framework for Comments on the Social Web. - Theodore Patkos; Antonis Bikakis; Giorgos Flouris (KR, 2016)

An event calculus production rule system for reasoning in dynamic and uncertain domains. - Theodore Patkos; Dimitris Plexousakis; Abdelghani Chibani; Yacine Amirat (Theory Pract. Log. Program., 2016)

Steps Towards Commonsense-Driven Belief Revision in the Event Calculus. - Nikoleta Tsampanaki; Giorgos Flouris; Theodore Patkos (COMMONSENSE, 2017)

PRESS: A Publication REpository Semantic System. - Ioannis Chrysakis; Emmanouil Dermitzakis; Giorgos Flouris; Theodore Patkos; Dimitris Plexousakis (SEMANTiCS (Posters & Demos), 2017)

Methinks: Enabling Sophisticated Comment Management in the Social Web. - Giorgos Flouris; Theodore Patkos; Ilia Adami; Antonis Bikakis; Manos Dimitrakis; George Mathioudakis; Yannis Roussakis; Dimitris Plexousakis (SEMANTiCS (Posters & Demos), 2017)

A Reference Architecture for Virtual Research Environments. - Keith G. Jeffery; Carlo Meghini; Cesare Concordia; Theodore Patkos; Valérie Brasse; Jacco van Ossenbruck; Yannis Marketakis; Nikos Minadakis; Eda Marchetti (ISI, 2017)

APOPSIS: A Web-Based Platform for the Analysis of Structured Dialogues. - Elisjana Ymeralli; Giorgos Flouris; Theodore Patkos; Dimitris Plexousakis (OTM Conferences (2), 2017)

Implementing the ArgQL Query Language. - Dimitra Zografistou; Giorgos Flouris; Theodore Patkos; Dimitris Plexousakis (COMMA, 2018)

Assistive Query Building for Semantic Data. - Vangelis Kritsotakis; Yannis Roussakis; Theodore Patkos; Maria Theodoridou (SEMANTiCS (Posters & Demos), 2018)

Dynamic Repairing A*: a Plan-Repairing Algorithm for Dynamic Domains. - Filippos Gouidis; Theodore Patkos; Giorgos Flouris; Dimitris Plexousakis (ICAART (2), 2018)

Towards a Collective Awareness Platform for Privacy Concerns and Expectations. - Giorgos Flouris; Theodore Patkos; Ioannis Chrysakis; Ioulia Konstantinou; Nikolay Nikolov; Panagiotis Papadakos; Jeremy Pitt; Dumitru Roman; Alexandru Stan; Chrysostomos Zeginis (OTM Conferences (1), 2018)

Travel Companion: A mobile system for trip assistance relying on Artificial Intelligence and Augmented Reality. - Prodromos Lilitsis; Theodore Patkos; Giorgos Flouris; Dimitris Plexousakis (SETN, 2018)

Having Trouble Deciding Which Wine to Order? Try Le Sommelier Recommendation System. - Nikoleta Tsabanaki; Theodore Patkos; Dimitris Plexousakis (ERCIM News, 2018)

APOPSIS: A Web-based Platform for the Analysis of Structured Dialogues. - Elisjana Ymeralli; Theodore Patkos; Yannis Roussakis (ERCIM News, 2018)

EduBAI: An Educational Platform for Logic-Based Reasoning. - Dimitrios Arampatzis; Maria Doulgeraki; Michail Giannoulis; Evropi Stefanidi; Theodore Patkos (AIAI, 2019)

A Language for Graphs of Interlinked Arguments. - Dimitra Zografistou; Giorgos Flouris; Theodore Patkos; Dimitris Plexousakis (ERCIM News, 2019)

A Review on Intelligent Object Perception Methods Combining Knowledge-based Reasoning and Machine Learning. - Filippos Gouidis; Alexandros Vassiliades; Theodore Patkos; Antonis A. Argyros; Nick Bassiliades; Dimitris Plexousakis (AAAI Spring Symposium: Combining Machine Learning with Knowledge Engineering (1), 2020)

REWARD: Ontology for Reward Schemes. - Ioannis Chrysakis; Giorgos Flouris; Theodore Patkos; Anastasia Dimou; Ruben Verborgh (ESWC (Satellite Events), 2020)

A Knowledge Retrieval Framework for Household Objects and Actions with External Knowledge. - Alexandros Vassiliades; Nick Bassiliades; Filippos Gouidis; Theodore Patkos (SEMANTiCS, 2020)

Evaluating the Data Privacy of Mobile Applications Through Crowdsourcing. - Ioannis Chrysakis; Giorgos Flouris; George Ioannidis; Maria Makridaki; Theodore Patkos; Yannis Roussakis; Georgios Samaritakis; Alexandru Stan; Nikoleta Tsampanaki; Elias Tzortzakakis; Elisjana Ymeralli (JURIX, 2020)

CAP-A: A Suite of Tools for Data Privacy Evaluation of Mobile Applications. - Ioannis Chrysakis; Giorgos Flouris; George Ioannidis; Maria Makridaki; Theodore Patkos; Yannis Roussakis; Georgios Samaritakis; Alexandru Stan; Nikoleta Tsampanaki; Elias Tzortzakakis; Elisjana Ymeralli (JURIX, 2020)

Preliminary Notions of Arguments from Commonsense Knowledge. - Alexandros Vassiliades; Theodore Patkos; Antonis Bikakis; Giorgos Flouris; Nick Bassiliades; Dimitris Plexousakis (SETN, 2020)

An Educational Platform for Logic-based Reasoning. - Dimitrios Arampatzis; Maria Doulgeraki; Michail Giannoulis; Evropi Stefanidi; Theodore Patkos (ERCIM News, 2020)

ECAVI: A Teaching Assistant for Reasoning about Actions and Change. - Nena Basina; Theodore Patkos; Dimitris Plexousakis (ERCIM News, 2020)

CareKeeper: A Platform for Intelligent Care Coordination. - Haridimos Kondylakis; Dimitrios G. Katehakis; Angelina Kouroubali; Kostas Marias; Giorgos Flouris; Theodoros Patkos; Irini Fundulaki; Dimitris Plexousakis (BIBE, 2021)

A Multi Attack Argumentation Framework. - Alexandros Vassiliades; Giorgos Flouris; Theodore Patkos; Antonis Bikakis; Nick Bassiliades; Dimitris Plexousakis (CLAR, 2021)

A Rewarding Framework for Crowdsourcing to Increase Privacy Awareness. - Ioannis Chrysakis; Giorgos Flouris; Maria Makridaki; Theodore Patkos; Yannis Roussakis; Georgios Samaritakis; Nikoleta Tsampanaki; Elias Tzortzakakis; Elisjana Ymeralli; Tom Seymoens; Anastasia Dimou; Ruben Verborgh (DBSec, 2021)

Object-Action Association Extraction from Knowledge Graphs. - Alexandros Vassiliades; Theodore Patkos; Vasilis Efthymiou; Antonis Bikakis; Nick Bassiliades; Dimitris Plexousakis (SEMANTiCS, 2021)

Abstract Argumentation Frameworks with Domain Assignments. - Alexandros Vassiliades; Theodore Patkos; Giorgos Flouris; Antonis Bikakis; Nick Bassiliades; Dimitris Plexousakis (IJCAI, 2021)

Onto-IKEA: A Knowledge Retrieval Framework Based on IKEA Ontology. - Alexandros Vassiliades; Nikos Zarkadas; Nick Bassiliades; Theodore Patkos (JOWO, 2021)

Visual Gorgias: A Mechanism for the Visualization of an Argumentation Dialogue. - Alexandros Vassiliades; Ilias Papadimitriou; Nick Bassiliades; Theodore Patkos (PCI, 2021)

Commonsense Reasoning with Argumentation for Cognitive Robotics. - Alexandros Vassiliades; Nick Bassiliades; Theodore Patkos (RuleML+RR (Supplement), 2021)

Revising event calculus theories to recover from unexpected observations. - Nikoleta Tsampanaki; Theodore Patkos; Giorgos Flouris; Dimitris Plexousakis (Ann. Math. Artif. Intell., 2021)

CAP-A - Raising Privacy Awareness Depends on Us! - Ioannis Chrysakis; Giorgos Flouris; Theodore Patkos; George Ioannidis (ERCIM News, 2021)

Argumentation and explainable artificial intelligence: a survey. - Alexandros Vassiliades; Nick Bassiliades; Theodore Patkos (Knowl. Eng. Rev., 2021)

ECAVI: An Assistant for Reasoning About Actions and Change with the Event Calculus. - Nena Basina; Theodore Patkos; Dimitris Plexousakis (Domain-Specific Conceptual Modeling, 2022)

Towards Creating a Customized Wine Story for Engagement and Transparency. - Ioannis Chrysakis; Panagiotis Papadakos; Theodore Patkos; Giorgos Flouris; Georgios Samaritakis; Dimitris Angelakis; Nikoleta Tsampanaki; Nena Basina; Pavlos Baritakis; Ariadne Pratikaki; Ilias Loulakakis; Bart Lyrarakis (HAICTA, 2022)

Towards a Formal Framework for Social Robots with Theory of Mind. - Filippos Gouidis; Alexandros Vassiliades; Nena Basina; Theodore Patkos (ICAART (3), 2022)

The MiB System: An interactive storytelling experience in the wine industry. - Ioannis Chrysakis; Panagiotis Papadakos; Theodore Patkos; Giorgos Flouris; Georgios Samaritakis; Dimitris Angelakis; Nikoleta Tsampanaki; Nena Basina; Pavlos Baritakis; Ariadne Pratikaki; Ilias Loulakakis; Bart Lyrarakis (IISA, 2022)

Detecting Object States vs Detecting Objects: A New Dataset and a Quantitative Experimental Study. - Filippos Gouidis; Theodore Patkos; Antonis A. Argyros; Dimitris Plexousakis (VISIGRAPP (5: VISAPP), 2022)

An Open-Ended Web Knowledge Retrieval Framework for the Household Domain With Explanation and Learning Through Argumentation. - Alexandros Vassiliades; Nick Bassiliades; Theodore Patkos; Dimitris Vrakas (Int. J. Semantic Web Inf. Syst., 2022)

Deception detection in text and its relation to the cultural dimension of individualism/collectivism. - Katerina Papantoniou; Panagiotis Papadakos; Theodore Patkos; George Flouris; Ion Androutsopoulos; Dimitris Plexousakis (Nat. Lang. Eng., 2022)

Leveraging Knowledge Graphs for Zero-Shot Object-agnostic State Classification. - Filippos Gouidis; Theodore Patkos; Antonis A. Argyros; Dimitris Plexousakis (CoRR, 2023)

Cognitive AI & Cobots - Introduction to the Special Theme. - Theodore Patkos; Zsolt Viharos (ERCIM News, 2023)

An Intuitive Architecture for a Chatbot that Exploits High-Level Reasoning for Human?Robot Interaction. - Christoforos Prasatzakis; Theodore Patkos; Dimitris Plexousakis (ERCIM News, 2023)

Sketching the vision of the Web of Debates. - Antonis Bikakis; Giorgos Flouris; Theodore Patkos; Dimitris Plexousakis (Frontiers Artif. Intell., 2023)

Argumentation Frameworks with Attack Classification. - Alexandros Vassiliades; Giorgos Flouris; Theodore Patkos; Antonis Bikakis; Nick Bassiliades; Dimitris Plexousakis (J. Log. Comput., 2023)

Theoretical analysis and implementation of abstract argumentation frameworks with domain assignments. - Giorgos Flouris; Theodore Patkos; Antonis Bikakis; Alexandros Vassiliades; Nick Bassiliades; Dimitris Plexousakis (Int. J. Approx. Reason., 2023)

Fusing Domain-Specific Content from Large Language Models into Knowledge Graphs for Enhanced Zero Shot Object State Classification. - Filippos Gouidis; Katerina Papantoniou; Konstantinos E. Papoutsakis; Theodore Patkos; Antonis A. Argyros; Dimitris Plexousakis (AAAI Spring Symposia, 2024)

Enabling Visual Intelligence by Leveraging Visual Object States in a Neurosymbolic Framework - A Position Paper. - Filippos Gouidis; Konstantinos E. Papoutsakis; Theodore Patkos; Antonis A. Argyros; Dimitris Plexousakis (AI (2), 2024)

Exploring the Impact of Knowledge Graphs on Zero-Shot Visual Object State Classification. - Filippos Gouidis; Konstantinos E. Papoutsakis; Theodore Patkos; Antonis A. Argyros; Dimitris Plexousakis (VISIGRAPP (2): VISAPP, 2024)

Extraction of object-action and object-state associations from Knowledge Graphs. - Alexandros Vassiliades; Theodore Patkos; Vasilis Efthymiou; Antonis Bikakis; Nick Bassiliades; Dimitris Plexousakis (J. Web Semant., 2024)

Recognizing Unseen States of Unknown Objects by Leveraging Knowledge Graphs. - Filippos Gouidis; Konstantinos E. Papoutsakis; Theodore Patkos; Antonis A. Argyros; Dimitris Plexousakis (WACV, 2025)