An End-to-End Class-Aware and Attention-Guided Model for Object State Classification.

Theodore Patkos Theodoros Patkos Theodoris Patkos Foundation for Research and Technology Hellas (FORTH), Institute of Computer Science (ICS), Heraklion, Greece University of Crete, Computer Science Department, Rethymno, Greece https://www.csd.uoc.gr/~patkos/ https://www.ics.forth.gr/person/Patkos/Theodore https://scholar.google.com/citations?user=yyz9jRIAAAAJ https://dl.acm.org/profile/81384615170 https://www.linkedin.com/in/theodore-patkos-b55a4438 https://orcid.org/0000-0001-6796-1015 Filippos Gouidis Konstantinos E. Papoutsakis Theodore Patkos Antonis A. Argyros Dimitris Plexousakis An End-to-End Class-Aware and Attention-Guided Model for Object State Classification. VCIP 2025 1-5 conf/vcip/2025 https://doi.org/10.1109/VCIP67698.2025.11396810 db/conf/vcip/vcip2025.html#GouidisPPAP25 streams/conf/vcip Filippos Gouidis Konstantinos E. Papoutsakis Theodore Patkos Antonis A. Argyros Dimitris Plexousakis Recognizing Unseen States of Unknown Objects by Leveraging Knowledge Graphs. 8648-8659 2025 WACV https://doi.org/10.1109/WACV61041.2025.00838 conf/wacv/2025 db/conf/wacv/wacv2025.html#GouidisPPAP25

Alexandros Vassiliades Theodore Patkos Vasilis Efthymiou Antonis Bikakis Nick Bassiliades Dimitris Plexousakis Extraction of object-action and object-state associations from Knowledge Graphs. 100816 2024 81 J. Web Semant. https://doi.org/10.1016/j.websem.2024.100816 db/journals/ws/ws81.html#VassiliadesPEBBP24 streams/journals/ws

Filippos Gouidis Katerina Papantoniou Konstantinos E. Papoutsakis Theodore Patkos Antonis A. Argyros Dimitris Plexousakis Fusing Domain-Specific Content from Large Language Models into Knowledge Graphs for Enhanced Zero Shot Object State Classification. 115-124 2024 AAAI Spring Symposia https://doi.org/10.1609/aaaiss.v3i1.31190 conf/aaaiss/2024 db/conf/aaaiss/aaaiss2024.html#GouidisPPPAP24 Filippos Gouidis Konstantinos E. Papoutsakis Theodore Patkos Antonis A. Argyros Dimitris Plexousakis Enabling Visual Intelligence by Leveraging Visual Object States in a Neurosymbolic Framework - A Position Paper. 312-320 2024 AI (2) https://doi.org/10.1007/978-981-96-0351-0_23 conf/ausai/2024-2 db/conf/ausai/ai2024-2.html#GouidisPPAP24 streams/conf/ausai Filippos Gouidis Konstantinos E. Papoutsakis Theodore Patkos Antonis A. Argyros Dimitris Plexousakis Exploring the Impact of Knowledge Graphs on Zero-Shot Visual Object State Classification. 738-749 2024 VISIGRAPP (2): VISAPP https://doi.org/10.5220/0012434800003660 conf/visigrapp/2024-2 db/conf/visigrapp/visigrapp2024-2.html#GouidisPPAP24

Antonis Bikakis Giorgos Flouris Theodore Patkos Dimitris Plexousakis Sketching the vision of the Web of Debates. 2023 February 6 Frontiers Artif. Intell. https://doi.org/10.3389/frai.2023.1124045 https://www.wikidata.org/entity/Q125372300 db/journals/frai/frai6.html#BikakisFPP23

Giorgos Flouris Theodore Patkos Antonis Bikakis Alexandros Vassiliades Nick Bassiliades Dimitris Plexousakis Theoretical analysis and implementation of abstract argumentation frameworks with domain assignments. 108992 2023 October 161 Int. J. Approx. Reason. https://doi.org/10.1016/j.ijar.2023.108992 db/journals/ijar/ijar161.html#FlourisPBVBP23

Alexandros Vassiliades Giorgos Flouris Theodore Patkos Antonis Bikakis Nick Bassiliades Dimitris Plexousakis Argumentation Frameworks with Attack Classification. 192-229 2023 March 33 J. Log. Comput. 2 https://doi.org/10.1093/logcom/exac092 db/journals/logcom/logcom33.html#VassiliadesFPBBP23

Filippos Gouidis Theodore Patkos Antonis A. Argyros Dimitris Plexousakis Leveraging Knowledge Graphs for Zero-Shot Object-agnostic State Classification. 2023 abs/2307.12179 CoRR https://doi.org/10.48550/arXiv.2307.12179 db/journals/corr/corr2307.html#abs-2307-12179

Theodore Patkos Zsolt Viharos Cognitive AI & Cobots - Introduction to the Special Theme. 2023 2023 ERCIM News 132 https://ercim-news.ercim.eu/en132/special/cognitive-ai-cobots-introduction-to-the-special-theme db/journals/ercim/ercim2023.html#PatkosV23

Christoforos Prasatzakis Theodore Patkos Dimitris Plexousakis An Intuitive Architecture for a Chatbot that Exploits High-Level Reasoning for Human?Robot Interaction. 2023 2023 ERCIM News 134 https://ercim-news.ercim.eu/en134/special/an-intuitive-architecture-for-a-chatbot-that-exploits-high-level-reasoning-for-human-robot-interaction db/journals/ercim/ercim2023.html#PrasatzakisPP23

Alexandros Vassiliades Nick Bassiliades Theodore Patkos Dimitris Vrakas An Open-Ended Web Knowledge Retrieval Framework for the Household Domain With Explanation and Learning Through Argumentation. 1-34 2022 18 Int. J. Semantic Web Inf. Syst. 1 https://doi.org/10.4018/ijswis.309421 db/journals/ijswis/ijswis18.html#VassiliadesBPV22

Katerina Papantoniou Panagiotis Papadakos Theodore Patkos George Flouris Ion Androutsopoulos Dimitris Plexousakis Deception detection in text and its relation to the cultural dimension of individualism/collectivism. 545-606 2022 28 Nat. Lang. Eng. 5 https://doi.org/10.1017/S1351324921000152 db/journals/nle/nle28.html#PapantoniouPPFA22

Ioannis Chrysakis Panagiotis Papadakos Theodore Patkos Giorgos Flouris Georgios Samaritakis Dimitris Angelakis Nikoleta Tsampanaki Nena Basina Pavlos Baritakis Ariadne Pratikaki Ilias Loulakakis Bart Lyrarakis Towards Creating a Customized Wine Story for Engagement and Transparency. 284-290 2022 HAICTA https://ceur-ws.org/Vol-3293/paper51.pdf conf/haicta/2022 db/conf/haicta/haicta2022.html#ChrysakisPPFSAT22 Filippos Gouidis Alexandros Vassiliades Nena Basina Theodore Patkos Towards a Formal Framework for Social Robots with Theory of Mind. 689-696 2022 ICAART (3) https://doi.org/10.5220/0010893300003116 conf/icaart/2022-3 db/conf/icaart/icaart2022-3.html#GouidisVBP22 Ioannis Chrysakis Panagiotis Papadakos Theodore Patkos Giorgos Flouris Georgios Samaritakis Dimitris Angelakis Nikoleta Tsampanaki Nena Basina Pavlos Baritakis Ariadne Pratikaki Ilias Loulakakis Bart Lyrarakis The MiB System: An interactive storytelling experience in the wine industry. 1-8 2022 IISA https://doi.org/10.1109/IISA56318.2022.9904362 conf/iisa/2022 db/conf/iisa/iisa2022.html#ChrysakisPPFSAT22 Filippos Gouidis Theodore Patkos Antonis A. Argyros Dimitris Plexousakis Detecting Object States vs Detecting Objects: A New Dataset and a Quantitative Experimental Study. 590-600 2022 VISIGRAPP (5: VISAPP) https://doi.org/10.5220/0010898400003124 conf/visapp/2022-2 db/conf/visapp/visapp2022-2.html#GouidisPAP22 Nena Basina Theodore Patkos Dimitris Plexousakis ECAVI: An Assistant for Reasoning About Actions and Change with the Event Calculus. 457-477 2022 Domain-Specific Conceptual Modeling https://doi.org/10.1007/978-3-030-93547-4_20 books/sp/22/2022KLHUM db/books/collections/KLHU2022.html#BasinaPP22

Nikoleta Tsampanaki Theodore Patkos Giorgos Flouris Dimitris Plexousakis Revising event calculus theories to recover from unexpected observations. 209-236 2021 89 Ann. Math. Artif. Intell. 1-2 https://doi.org/10.1007/s10472-019-09663-5 https://www.wikidata.org/entity/Q127391611 db/journals/amai/amai89.html#TsampanakiPFP21

Alexandros Vassiliades Nick Bassiliades Theodore Patkos Argumentation and explainable artificial intelligence: a survey. e5 2021 36 Knowl. Eng. Rev. https://doi.org/10.1017/S0269888921000011 https://www.wikidata.org/entity/Q125572234 db/journals/ker/ker36.html#VassiliadesBP21

Haridimos Kondylakis Dimitrios G. Katehakis Angelina Kouroubali Kostas Marias Giorgos Flouris Theodoros Patkos Irini Fundulaki Dimitris Plexousakis CareKeeper: A Platform for Intelligent Care Coordination. 1-4 2021 BIBE https://doi.org/10.1109/BIBE52308.2021.9635445 conf/bibe/2021 db/conf/bibe/bibe2021.html#KondylakisKKMFP21 Alexandros Vassiliades Giorgos Flouris Theodore Patkos Antonis Bikakis Nick Bassiliades Dimitris Plexousakis A Multi Attack Argumentation Framework. 417-436 2021 CLAR https://doi.org/10.1007/978-3-030-89391-0_23 conf/clar/2021 db/conf/clar/clar2021.html#VassiliadesFPBB21 Ioannis Chrysakis Giorgos Flouris Maria Makridaki Theodore Patkos Yannis Roussakis Georgios Samaritakis Nikoleta Tsampanaki Elias Tzortzakakis Elisjana Ymeralli Tom Seymoens Anastasia Dimou Ruben Verborgh A Rewarding Framework for Crowdsourcing to Increase Privacy Awareness. 259-277 2021 DBSec https://doi.org/10.1007/978-3-030-81242-3_15 https://www.wikidata.org/entity/Q124629115 conf/dbsec/2021 db/conf/dbsec/dbsec2021.html#ChrysakisFMPRST21 Alexandros Vassiliades Theodore Patkos Vasilis Efthymiou Antonis Bikakis Nick Bassiliades Dimitris Plexousakis Object-Action Association Extraction from Knowledge Graphs. 241-254 2021 SEMANTiCS https://doi.org/10.3233/SSW210048 https://www.wikidata.org/entity/Q125809784 conf/i-semantics/2021 db/conf/i-semantics/semantics2021.html#VassiliadesPEBB21 Alexandros Vassiliades Theodore Patkos Giorgos Flouris Antonis Bikakis Nick Bassiliades Dimitris Plexousakis Abstract Argumentation Frameworks with Domain Assignments. 2076-2082 2021 IJCAI https://doi.org/10.24963/ijcai.2021/286 conf/ijcai/2021 db/conf/ijcai/ijcai2021.html#VassiliadesPFBB21 Alexandros Vassiliades Nikos Zarkadas Nick Bassiliades Theodore Patkos Onto-IKEA: A Knowledge Retrieval Framework Based on IKEA Ontology. 2021 JOWO https://ceur-ws.org/Vol-2969/paper35-FoisShowCase.pdf conf/jowo/2021 db/conf/jowo/jowo2021.html#VassiliadesZBP21 Alexandros Vassiliades Ilias Papadimitriou Nick Bassiliades Theodore Patkos Visual Gorgias: A Mechanism for the Visualization of an Argumentation Dialogue. 149-154 2021 PCI https://doi.org/10.1145/3503823.3503852 conf/pci/2021 db/conf/pci/pci2021.html#VassiliadesPBP21 Alexandros Vassiliades Nick Bassiliades Theodore Patkos Commonsense Reasoning with Argumentation for Cognitive Robotics. 2021 RuleML+RR (Supplement) https://ceur-ws.org/Vol-2956/paper32.pdf conf/ruleml/2021s db/conf/ruleml/ruleml2021s.html#VassiliadesBP21

Katerina Papantoniou Panagiotis Papadakos Theodore Patkos Giorgos Flouris Ion Androutsopoulos Dimitris Plexousakis Deception detection in text and its relation to the cultural dimension of individualism/collectivism. 2021 abs/2105.12530 CoRR https://arxiv.org/abs/2105.12530 db/journals/corr/corr2105.html#abs-2105-12530

Filippos Gouidis Theodoris Patkos Antonis A. Argyros Dimitris Plexousakis Detecting Object States vs Detecting Objects: A New Dataset and a Quantitative Experimental Study. 2021 abs/2112.08281 CoRR https://arxiv.org/abs/2112.08281 db/journals/corr/corr2112.html#abs-2112-08281

Ioannis Chrysakis Giorgos Flouris Theodore Patkos George Ioannidis CAP-A - Raising Privacy Awareness Depends on Us! 2021 2021 ERCIM News 126 https://ercim-news.ercim.eu/en126/special/cap-a-raising-privacy-awareness-depends-on-us db/journals/ercim/ercim2021.html#ChrysakisFPI21

Filippos Gouidis Alexandros Vassiliades Theodore Patkos Antonis A. Argyros Nick Bassiliades Dimitris Plexousakis A Review on Intelligent Object Perception Methods Combining Knowledge-based Reasoning and Machine Learning. 2020 AAAI Spring Symposium: Combining Machine Learning with Knowledge Engineering (1) https://ceur-ws.org/Vol-2600/paper7.pdf conf/aaaiss/2020make1 db/conf/aaaiss/make2020-1.html#GouidisVPABP20 Ioannis Chrysakis Giorgos Flouris Theodore Patkos Anastasia Dimou Ruben Verborgh REWARD: Ontology for Reward Schemes. 56-60 2020 ESWC (Satellite Events) https://doi.org/10.1007/978-3-030-62327-2_10 https://www.wikidata.org/entity/Q124629118 conf/esws/2020s db/conf/esws/eswc2020s.html#ChrysakisFPDV20 Alexandros Vassiliades Nick Bassiliades Filippos Gouidis Theodore Patkos A Knowledge Retrieval Framework for Household Objects and Actions with External Knowledge. 36-52 2020 SEMANTiCS https://doi.org/10.1007/978-3-030-59833-4_3 conf/i-semantics/2020 db/conf/i-semantics/semantics2020.html#VassiliadesBGP20 Ioannis Chrysakis Giorgos Flouris George Ioannidis Maria Makridaki Theodore Patkos Yannis Roussakis Georgios Samaritakis Alexandru Stan Nikoleta Tsampanaki Elias Tzortzakakis Elisjana Ymeralli Evaluating the Data Privacy of Mobile Applications Through Crowdsourcing. 219-222 2020 JURIX https://doi.org/10.3233/FAIA200868 https://www.wikidata.org/entity/Q124629117 conf/jurix/2020 db/conf/jurix/jurix2020.html#ChrysakisFIMPRS20 Ioannis Chrysakis Giorgos Flouris George Ioannidis Maria Makridaki Theodore Patkos Yannis Roussakis Georgios Samaritakis Alexandru Stan Nikoleta Tsampanaki Elias Tzortzakakis Elisjana Ymeralli CAP-A: A Suite of Tools for Data Privacy Evaluation of Mobile Applications. 269-272 2020 JURIX https://doi.org/10.3233/FAIA200881 https://www.wikidata.org/entity/Q124629116 conf/jurix/2020 db/conf/jurix/jurix2020.html#ChrysakisFIMPRS20a Alexandros Vassiliades Theodore Patkos Antonis Bikakis Giorgos Flouris Nick Bassiliades Dimitris Plexousakis Preliminary Notions of Arguments from Commonsense Knowledge. 211-214 2020 SETN https://doi.org/10.1145/3411408.3411432 conf/setn/2020 db/conf/setn/setn2020.html#VassiliadesPBFB20

Dimitrios Arampatzis Maria Doulgeraki Michail Giannoulis Evropi Stefanidi Theodore Patkos An Educational Platform for Logic-based Reasoning. 2020 2020 ERCIM News 120 https://ercim-news.ercim.eu/en120/special/an-educational-platform-for-logic-based-reasoning db/journals/ercim/ercim2020.html#ArampatzisDGSP20

Nena Basina Theodore Patkos Dimitris Plexousakis ECAVI: A Teaching Assistant for Reasoning about Actions and Change. 2020 2020 ERCIM News 122 https://ercim-news.ercim.eu/en122/r-i/ecavi-a-teaching-assistant-for-reasoning-about-actions-and-change db/journals/ercim/ercim2020.html#BasinaPP20

Dimitrios Arampatzis Maria Doulgeraki Michail Giannoulis Evropi Stefanidi Theodore Patkos EduBAI: An Educational Platform for Logic-Based Reasoning. 464-472 2019 AIAI https://doi.org/10.1007/978-3-030-19823-7_39 conf/ifip12/2019aiai db/conf/ifip12/aiai2019.html#ArampatzisDGSP19

Filippos Gouidis Alexandros Vassiliades Theodore Patkos Antonis A. Argyros Nick Bassiliades Dimitris Plexousakis A Review on Intelligent Object Perception Methods Combining Knowledge-based Reasoning and Machine Learning. 2019 abs/1912.11861 CoRR http://arxiv.org/abs/1912.11861 db/journals/corr/corr1912.html#abs-1912-11861

Dimitra Zografistou Giorgos Flouris Theodore Patkos Dimitris Plexousakis A Language for Graphs of Interlinked Arguments. 2019 2019 ERCIM News 118 https://ercim-news.ercim.eu/en118/r-i/a-language-for-graphs-of-interlinked-arguments db/journals/ercim/ercim2019.html#ZografistouFPP19

Dimitra Zografistou Giorgos Flouris Theodore Patkos Dimitris Plexousakis Implementing the ArgQL Query Language. 241-248 2018 COMMA https://doi.org/10.3233/978-1-61499-906-5-241 conf/comma/2018 db/conf/comma/comma2018.html#ZografistouFPP18 Vangelis Kritsotakis Yannis Roussakis Theodore Patkos Maria Theodoridou Assistive Query Building for Semantic Data. 2018 SEMANTiCS (Posters & Demos) https://ceur-ws.org/Vol-2198/paper_107.pdf conf/i-semantics/2018pd db/conf/i-semantics/semantics2018pd.html#RoussakisPT18 Filippos Gouidis Theodore Patkos Giorgos Flouris Dimitris Plexousakis Dynamic Repairing A*: a Plan-Repairing Algorithm for Dynamic Domains. 363-370 2018 ICAART (2) https://doi.org/10.5220/0006560803630370 conf/icaart/2018-2 db/conf/icaart/icaart2018-2.html#GouidisPFP18 Giorgos Flouris Theodore Patkos Ioannis Chrysakis Ioulia Konstantinou Nikolay Nikolov Panagiotis Papadakos Jeremy Pitt Dumitru Roman Alexandru Stan Chrysostomos Zeginis Towards a Collective Awareness Platform for Privacy Concerns and Expectations. 135-152 2018 OTM Conferences (1) https://doi.org/10.1007/978-3-030-02610-3_8 https://www.wikidata.org/entity/Q124629120 conf/otm/2018-1 db/conf/otm/otm2018-1.html#FlourisPCKNPPRS18 Prodromos Lilitsis Theodore Patkos Giorgos Flouris Dimitris Plexousakis Travel Companion: A mobile system for trip assistance relying on Artificial Intelligence and Augmented Reality. 55:1-55:2 2018 SETN https://doi.org/10.1145/3200947.3201058 conf/setn/2018 db/conf/setn/setn2018.html#LilitsisPFP18

Elisjana Ymeralli Theodore Patkos Yannis Roussakis APOPSIS: A Web-based Platform for the Analysis of Structured Dialogues. 2018 2018 ERCIM News 112 https://ercim-news.ercim.eu/en112/r-i/apopsis-a-web-based-platform-for-the-analysis-of-structured-dialogues db/journals/ercim/ercim2018.html#YmeralliPR18

Nikoleta Tsabanaki Theodore Patkos Dimitris Plexousakis Having Trouble Deciding Which Wine to Order? Try Le Sommelier Recommendation System. 2018 2018 ERCIM News 113 https://ercim-news.ercim.eu/en113/r-i/having-trouble-deciding-which-wine-to-order-try-le-sommelier-recommendation-system db/journals/ercim/ercim2018.html#TsabanakiPP18

Nikoleta Tsampanaki Giorgos Flouris Theodore Patkos Steps Towards Commonsense-Driven Belief Revision in the Event Calculus. 2017 COMMONSENSE https://ceur-ws.org/Vol-2052/paper19.pdf conf/commonsense/2017 db/conf/commonsense/commonsense2017.html#TsampanakiFP17 Ioannis Chrysakis Emmanouil Dermitzakis Giorgos Flouris Theodore Patkos Dimitris Plexousakis PRESS: A Publication REpository Semantic System. 2017 SEMANTiCS (Posters & Demos) https://ceur-ws.org/Vol-2044/paper2/ conf/i-semantics/2017pd db/conf/i-semantics/semantics2017pd.html#ChrysakisDFPP17 Giorgos Flouris Theodore Patkos Ilia Adami Antonis Bikakis Manos Dimitrakis George Mathioudakis Yannis Roussakis Dimitris Plexousakis Methinks: Enabling Sophisticated Comment Management in the Social Web. 2017 SEMANTiCS (Posters & Demos) https://ceur-ws.org/Vol-2044/paper3/ conf/i-semantics/2017pd db/conf/i-semantics/semantics2017pd.html#FlourisPABDMRP17 Keith G. Jeffery Carlo Meghini Cesare Concordia Theodore Patkos Valérie Brasse Jacco van Ossenbruck Yannis Marketakis Nikos Minadakis Eda Marchetti A Reference Architecture for Virtual Research Environments. 76-88 2017 ISI https://doi.org/10.18452/1448 conf/isiwi/2017 db/conf/isiwi/isiwi2017.html#JefferyMCPBOMMM17 Elisjana Ymeralli Giorgos Flouris Theodore Patkos Dimitris Plexousakis APOPSIS: A Web-Based Platform for the Analysis of Structured Dialogues. 224-241 2017 OTM Conferences (2) https://doi.org/10.1007/978-3-319-69459-7_16 conf/otm/2017-2 db/conf/otm/otm2017-2.html#YmeralliFPP17 Nick Bassiliades Antonis Bikakis Stefania Costantini Enrico Franconi Adrian Giurca Roman Kontchakov Theodore Patkos Fariba Sadri William Van Woensel Proceedings of the Doctoral Consortium, Challenge, Industry Track, Tutorials and Posters @ RuleML+RR 2017 hosted by International Joint Conference on Rules and Reasoning 2017 (RuleML+RR 2017), London, UK, July 11-15, 2017. RuleML+RR (Supplement) CEUR-WS.org CEUR Workshop Proceedings 1875 2017 https://ceur-ws.org/Vol-1875 https://nbn-resolving.org/urn:nbn:de:0074-1875-8 db/conf/ruleml/ruleml2017s.html

Theodore Patkos Dimitris Plexousakis Abdelghani Chibani Yacine Amirat An event calculus production rule system for reasoning in dynamic and uncertain domains. 325-352 2016 16 Theory Pract. Log. Program. 3 https://doi.org/10.1017/S1471068416000065 db/journals/tplp/tplp16.html#PatkosPCA16

Theodore Patkos Giorgos Flouris Antonis Bikakis Symmetric Multi-Aspect Evaluation of Comments - Extended Abstract. 1672-1673 2016 ECAI https://doi.org/10.3233/978-1-61499-672-9-1672 conf/ecai/2016 db/conf/ecai/ecai2016.html#PatkosFB16 Theodore Patkos Antonis Bikakis Giorgos Flouris A Multi-Aspect Evaluation Framework for Comments on the Social Web. 593-596 2016 KR https://aaai.org/papers/73-12885-a-multi-aspect-evaluation-framework-for-comments-on-the-social-web/ conf/kr/2016 db/conf/kr/kr2016.html#PatkosBF16

Martin Homola Theodore Patkos Giorgos Flouris Ján Sefránek Alexander Simko Jozef Frtús Dimitra Zografistou Martin Baláz Resolving conflicts in knowledge for ambient intelligence. 455-513 2015 30 Knowl. Eng. Rev. 5 https://doi.org/10.1017/S0269888915000132 db/journals/ker/ker30.html#HomolaPFSSFZB15

Yannis Tzitzikas Carlo Allocca Chryssoula Bekiari Yannis Marketakis Pavlos Fafalios Martin Doerr Nikos Minadakis Theodore Patkos Leonardo Candela Unifying heterogeneous and distributed information about marine species through the top level ontology MarineTLO. 16-40 2015 50 Program 1 https://doi.org/10.1108/PROG-10-2014-0072 https://www.wikidata.org/entity/Q57810086 db/journals/program/program50.html#TzitzikasABMFDM15

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 Jeremy V. Pitt Dimitris Plexousakis Agnieszka Rychwalska Alexandru Stan Privacy-by-Norms Privacy Expectations in Online Interactions. 1-6 2015 SASO Workshops https://doi.org/10.1109/SASOW.2015.5 https://doi.ieeecomputersociety.org/10.1109/SASOW.2015.5 conf/saso/2015w db/conf/saso/saso2015w.html#PatkosFPBCGFHII15 Abdelghani Chibani Antonis Bikakis Theodore Patkos Yacine Amirat Sofiane Bouznad Naouel Ayari Lyazid Sabri Using Cognitive Ubiquitous Robots for Assisting Dependent People in Smart Spaces. 297-316 2015 Intelligent Assistive Robots https://doi.org/10.1007/978-3-319-12922-8_11 series/star/2015-106 db/series/star/star106.html#ChibaniBPABAS15

Theodore Patkos Dimitris Plexousakis Abdelghani Chibani Yacine Amirat An Event Calculus Production Rule System for Reasoning in Dynamic and Uncertain Domains. 2015 abs/1512.04358 CoRR http://arxiv.org/abs/1512.04358 db/journals/corr/corr1512.html#PatkosPCA15

Martin Homola Theodore Patkos Different Types of Conflicting Knowledge in AmI Environments. 52-63 2014 EKAW (Satellite Events) https://doi.org/10.1007/978-3-319-17966-7_5 conf/ekaw/2014s db/conf/ekaw/ekaw2014s.html#HomolaP14 Dimitra Zografistou Giorgos Flouris Theodore Patkos Dimitris Plexousakis Martin Baláz Martin Homola Alexander Simko A Dialogical Model for Collaborative Decision Making Based on Compromises. 414-423 2014 EUMAS https://doi.org/10.1007/978-3-319-17130-2_29 conf/eumas/2014 db/conf/eumas/eumas2014.html#ZografistouFPPB14 Filippos Gouidis Theodore Patkos Giorgos Flouris Dimitris Plexousakis Declarative Reasoning Approaches for Agent Coordination. 489-503 2014 SETN https://doi.org/10.1007/978-3-319-07064-3_42 conf/setn/2014 db/conf/setn/setn2014.html#GouidisPFP14 Theodore Patkos Adam Z. Wyner Adrian Giurca Proceedings of the RuleML 2014 Challenge and the RuleML 2014 Doctoral Consortium hosted by the 8th International Web Rule Symposium, Challenge+DC@RuleML 2014, Prague, Czech Republic, August 18-20, 2014. Challenge+DC@RuleML CEUR-WS.org CEUR Workshop Proceedings 1211 2014 https://ceur-ws.org/Vol-1211 https://nbn-resolving.org/urn:nbn:de:0074-1211-3 db/conf/ruleml/ruleml2014c.html

Martin Homola Theodore Patkos Different Types of Conflicting Knowledge in AmI Environments. 2014 abs/1412.7967 CoRR http://arxiv.org/abs/1412.7967 db/journals/corr/corr1412.html#HomolaP14

Filippos Gouidis Theodore Patkos Giorgos Flouris Smart City Operation Center: A Platform to Optimize Urban Service Rendering. 2014 2014 ERCIM News 98 http://ercim-news.ercim.eu/en98/special/smart-city-operation-center-a-platform-to-optimize-urban-service-rendering db/journals/ercim/ercim2014.html#GouidisPF14

Jiefei Ma Rob Miller 0002 Leora Morgenstern Theodore Patkos An Epistemic Event Calculus for ASP-based Reasoning About Knowledge of the Past, Present and Future. 75-87 2013 LPAR (short papers) https://doi.org/10.29007/zswj conf/lpar/2013s db/conf/lpar/lpar2013s.html#MaMMP13 Yannis Tzitzikas Carlo Allocca Chryssoula Bekiari Yannis Marketakis Pavlos Fafalios Martin Doerr Nikos Minadakis Theodore Patkos Leonardo Candela Integrating Heterogeneous and Distributed Information about Marine Species through a Top Level Ontology. 289-301 2013 MTSR https://doi.org/10.1007/978-3-319-03437-9_29 https://www.wikidata.org/entity/Q29029252 conf/mtsr/2013 db/conf/mtsr/mtsr2013.html#TzitzikasABMFDMPC13 Beibei Hu Theodore Patkos Abdelghani Chibani Yacine Amirat Rule-Based Context Assessment in Smart Cities. 221-224 2012 RR https://doi.org/10.1007/978-3-642-33203-6_19 conf/rr/2012 db/conf/rr/rr2012.html#HuPCA12 Theodore Patkos Abdelghani Chibani Dimitris Plexousakis Yacine Amirat A Production Rule-Based Framework for Causal and Epistemic Reasoning. 120-135 2012 RuleML https://doi.org/10.1007/978-3-642-32689-9_10 conf/ruleml/2012 db/conf/ruleml/ruleml2012.html#PatkosCPA12 Theodore Patkos Dimitris Plexousakis Epistemic Reasoning for Ambient Intelligence. 242-248 2011 ICAART (1) conf/icaart/2011-1 db/conf/icaart/icaart2011-1.html#PatkosP11

Theodore Patkos Dimitris Plexousakis DECKT: Epistemic Reasoning for Ambient Intelligence. 30 2011 2011 ERCIM News 84 http://ercim-news.ercim.eu/en84/special/deckt-epistemic-reasoning-for-ambient-intelligence db/journals/ercim/ercim2011.html#PatkosP11

Theodore Patkos A formal theory for reasoning about action, knowledge and time University of Crete, Greece 2010 National Archive of PhD Theses: oai:10442/25325 http://hdl.handle.net/10442/hedi/25325 Theodore Patkos Ioannis Chrysakis Antonis Bikakis Dimitris Plexousakis Grigoris Antoniou A Reasoning Framework for Ambient Intelligence. 213-222 2010 SETN https://doi.org/10.1007/978-3-642-12842-4_25 https://www.wikidata.org/entity/Q58198087 conf/setn/2010 db/conf/setn/setn2010.html#PatkosCBPA10

Theodore Patkos Antonis Bikakis Grigoris Antoniou Maria Papadopouli Dimitris Plexousakis Design and challenges of a semantics-based framework for context-aware services. 18-30 2009 1 Int. J. Reason. based Intell. Syst. 1/2 https://doi.org/10.1504/IJRIS.2009.026714 https://www.wikidata.org/entity/Q58197318 db/journals/ijris/ijris1.html#PatkosBAPP09

Manolis Kritsotakis Maria Michou Emmanouil Nikoloudakis Antonis Bikakis Theodore Patkos Grigoris Antoniou Dimitris Plexousakis Design and implementation of a semantics-based Contextual Navigation Guide for Indoor Environments. 261-285 2009 1 J. Ambient Intell. Smart Environ. 3 https://doi.org/10.3233/AIS-2009-0033 db/journals/jaise/jaise1.html#KritsotakisMNBPAP09

Theodore Patkos Dimitris Plexousakis Sensing Inertial and Continuously-Changing World Features. 379-388 2009 AIAI https://doi.org/10.1007/978-1-4419-0221-4_45 conf/ifip12/2009aiai db/conf/ifip12/aiai2009.html#PatkosP09 Theodore Patkos Dimitris Plexousakis Reasoning with Knowledge, Action and Time in Dynamic and Uncertain Domains. 885-890 2009 IJCAI http://ijcai.org/Proceedings/09/Papers/151.pdf conf/ijcai/2009 db/conf/ijcai/ijcai2009.html#PatkosP09 Manolis Kritsotakis Maria Michou Emmanouil Nikoloudakis Antonis Bikakis Theodore Patkos Grigoris Antoniou Dimitris Plexousakis C-NGINE: A Contextual Navigation Guide for Indoor Environments. 258-275 2008 AmI https://doi.org/10.1007/978-3-540-89617-3_17 conf/ami/2008 db/conf/ami/ami2008.html#KritsotakisMNBPAP08 Theodore Patkos Dimitris Plexousakis A Theory of Action, Knowledge and Time in the Event Calculus. 226-238 2008 SETN https://doi.org/10.1007/978-3-540-87881-0_21 conf/setn/2008 db/conf/setn/setn2008.html#PatkosP08 Antonis Bikakis Theodore Patkos Grigoris Antoniou Dimitris Plexousakis A Survey of Semantics-Based Approaches for Context Reasoning in Ambient Intelligence. 14-23 2007 AmI Workshops https://doi.org/10.1007/978-3-540-85379-4_3 https://www.wikidata.org/entity/Q58197304 conf/ami/2007w db/conf/ami/amiw2007.html#BikakisPAP07 Theodore Patkos Antonis Bikakis Grigoris Antoniou Maria Papadopouli Dimitris Plexousakis Distributed AI for Ambient Intelligence: Issues and Approaches. 159-176 2007 conf/eusai/2007 AmI https://doi.org/10.1007/978-3-540-76652-0_10 https://www.wikidata.org/entity/Q58197319 db/conf/eusai/ami2007.html#PatkosBAPP07 Theodore Patkos Antonis Bikakis Grigoris Antoniou Maria Papadopouli Dimitris Plexousakis A Semantics-Based Framework for Context-Aware Services: Lessons Learned and Challenges. 839-848 2007 conf/uic/2007 UIC https://doi.org/10.1007/978-3-540-73549-6_82 db/conf/uic/uic2007.html#PatkosBAPP07 Theodore Patkos Dimitris Plexousakis A Semantic Marketplace of Negotiating Agents. 94-105 2005 conf/ap2pc/2005 AP2PC https://doi.org/10.1007/11925941_8 db/conf/ap2pc/ap2pc2005.html#PatkosP05 Theodore Patkos Dimitris Plexousakis A Semantic Marketplace of Peers Hosting Negotiating Intelligent Agents. 2005 conf/caise/2005fo CAiSE Short Paper Proceedings https://ceur-ws.org/Vol-161/FORUM_01.pdf db/conf/caise/caisefo2005.html#PatkosP05 Ilia Adami Carlo Allocca Yacine Amirat Ion Androutsopoulos Dimitris Angelakis Grigoris Antoniou Dimitris ArampatzisDimitrios Arampatzis Antonis A. Argyros Naouel Ayari Martin Baláz Pavlos Baritakis Nena Basina Nick Bassiliades Chrysoula BekiariChryssoula Bekiari Antonis Bikakis Sofiane Bouznad Valérie Brasse Leonardo Candela Pompeu Casanovas Abdelghani Chibani Ioannis Chrysakis Cesare Concordia Stefania Costantini Emmanouil Dermitzakis Manos Dimitrakis Anastasia Dimou Martin Doerr Maria Doulgeraki Vasilis Efthymiou Pavlos Fafalios Rebeca Varela Figueroa Giorgos FlourisGeorge Flouris Enrico Franconi Jozef Frtús Irini Fundulaki Michail Giannoulis Adrian Giurca Jorge González-Conejero Filippos Gouidis Martin Homola Beibei Hu Anthony Hunter Gudjon Idir George Ioannidis Keith G. Jeffery Marta Kacprzyk-Murawska Dimitrios G. Katehakis Haridimos Kondylakis Ioulia Konstantinou Roman Kontchakov Angelina Kouroubali Manolis Kritsotakis Vangelis Kritsotakis Prodromos Lilitsis Ilias Loulakakis Sabri LyazidLyazid Sabri Bart Lyrarakis Jiefei Ma Maria Makridaki Eda Marchetti Kostas Marias Yannis Marketakis George Mathioudakis Carlo Meghini Maria Michou Rob Miller 0002 Nikos Minadakis Leora Morgenstern Emmanouil Nikoloudakis Nikolay Nikolov Andrzej Nowak Jacco van Ossenbruck Panagiotis Papadakos Ilias Papadimitriou Maria Papadopouli Katerina Papantoniou Konstantinos E. Papoutsakis Jeremy V. PittJeremy Pitt Dimitris Plexousakis Christoforos Prasatzakis Ariadne Pratikaki Dumitru Roman Yannis Roussakis Agnieszka Rychwalska Fariba Sadri Georgios Samaritakis Ján Sefránek Tom Seymoens Alexander Simko Alexandru Stan Evropi Stefanidi Maria Theodoridou Nikoleta Tsabanaki Nikoleta Tsampanaki Yannis Tzitzikas Elias Tzortzakakis Alexandros Vassiliades Ruben Verborgh Zsolt Viharos Dimitris Vrakas William Van Woensel Adam Z. Wyner Elisjana Ymeralli Nikos Zarkadas Chrysostomos Zeginis Dimitra Zografistou