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ORCIDCostas Vassilakis 0001
Person information
- affiliation: University of Peloponnese, Department of Informatics and Telecommunications, Tripoli, Greece
Other persons with the same name
- Constantinos Vassilakis
![[0000-0001-6669-4648]](https://dblp.uni-trier.de/img/orcid-mark.12x12.png "0000-0001-6669-4648")
(aka: Costas Vassilakis 0002) — National Technical University of Athens, School of Electrical and Computer Engineering, Athens, Greece (and 1 more)
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2020 – today
- 2024
[j73]Dionisis Margaris, Kiriakos Sgardelis, Dimitris Spiliotopoulos, Costas Vassilakis:
Exploiting Rating Prediction Certainty for Recommendation Formulation in Collaborative Filtering. Big Data Cogn. Comput. 8(6): 53 (2024)- [j72]Fotis Assimakopoulos, Costas Vassilakis, Dionisis Margaris, Konstantinos Kotis, Dimitris Spiliotopoulos:
The Implementation of "Smart" Technologies in the Agricultural Sector: A Review. Inf. 15(8): 466 (2024) - 2023
- [j71]Vasilis Bouras, Dimitris Spiliotopoulos, Dionisis Margaris, Costas Vassilakis, Konstantinos Kotis, Angeliki Antoniou, George Lepouras, Manolis Wallace, Vassilis Poulopoulos:
Chatbots for Cultural Venues: A Topic-Based Approach. Algorithms 16(7): 339 (2023) - [j70]Dionisis Margaris, Costas Vassilakis, Dimitris Spiliotopoulos, Stefanos Ougiaroglou:
Rating Prediction Quality Enhancement in Low-Density Collaborative Filtering Datasets. Big Data Cogn. Comput. 7(2): 59 (2023) - [j69]Dimitris Koryzis, Dionisis Margaris, Costas Vassilakis, Konstantinos Kotis, Dimitris Spiliotopoulos:
Disruptive Technologies for Parliaments: A Literature Review. Future Internet 15(2): 66 (2023) - [j68]Sotirios Brotsis, Konstantinos-Panagiotis Grammatikakis, Dimitrios Kavallieros, Antonio I. Mazilu, Nicholas Kolokotronis, Konstantinos Limniotis, Costas Vassilakis:
Blockchain meets Internet of Things (IoT) forensics: A unified framework for IoT ecosystems. Internet Things 24: 100968 (2023) - [j67]Dionisis Margaris, Dimitris Spiliotopoulos, Costas Vassilakis, Dionysios Vasilopoulos:
Improving collaborative filtering's rating prediction accuracy by introducing the experiencing period criterion. Neural Comput. Appl. 35(1): 193-210 (2023) - [c103]Mihalis Tsoukalos, Nikos Platis, Costas Vassilakis:
Estimating iSAX Parameters for Efficiency. ADBIS (Short Papers) 2023: 3-12 - [c102]Sotirios Nikoletos, Stefanos Vlachos, Efstathios Zaragkas, Costas Vassilakis, Christos Tryfonopoulos, Paraskevi Raftopoulou:
RoG§: A Pipeline for Automated Sensitive Data Identification and Anonymisation. CSR 2023: 484-489 - [c101]Panagiotis Sotiropoulos, Christos-Minas Mathas, Costas Vassilakis, Nicholas Kolokotronis:
Minimizing Software-Rooted Risk through Library Implementation Selection. CSR 2023: 496-502 - [c100]Kiriakos Sgardelis, Dionisis Margaris, Dimitris Spiliotopoulos, Costas Vassilakis:
A User Interface for Tuning QoS Parameters in Recommendation-Based Business Process Scenario Adaptation. WEBIST 2023: 414-421 - 2022
- [j66]Panagiotis Sotiropoulos, Costas Vassilakis:
The additional testsuite framework: facilitating software testing and test management. Int. J. Web Eng. Technol. 17(3): 296-334 (2022) - [j65]Dionisis Margaris, Costas Vassilakis, Dimitris Spiliotopoulos:
On Producing Accurate Rating Predictions in Sparse Collaborative Filtering Datasets. Inf. 13(6): 302 (2022) - [j64]Dimitris Spiliotopoulos, Dionisis Margaris, Costas Vassilakis:
On Exploiting Rating Prediction Accuracy Features in Dense Collaborative Filtering Datasets. Inf. 13(9): 428 (2022) - [j63]Damianos P. Sakas, Dimitrios P. Reklitis, Marina C. Terzi, Costas Vassilakis:
Multichannel Digital Marketing Optimizations through Big Data Analytics in the Tourism and Hospitality Industry. J. Theor. Appl. Electron. Commer. Res. 17(4): 1383-1408 (2022) - [c99]Dionisis Margaris, Dimitris Spiliotopoulos, Costas Vassilakis:
Anchoring Effect Mitigation for Complex Recommender System Design. HCI (41) 2022: 424-436 - [c98]Dimitris Spiliotopoulos, Dionisis Margaris, Kostas N. Koutrakis, Panos I. Philippopoulos, Costas Vassilakis:
Persona Finetuning for Online Gaming Using Personalisation Techniques. HCI (42) 2022: 656-668 - 2021
- [j62]Dionisis Margaris, Dimitris Spiliotopoulos, Gregory Karagiorgos, Costas Vassilakis, Dionysios Vasilopoulos:
On Addressing the Low Rating Prediction Coverage in Sparse Datasets Using Virtual Ratings. SN Comput. Sci. 2(4): 255 (2021) - [c97]Konstantinos-Panagiotis Grammatikakis, Ioannis Koufos, Nicholas Kolokotronis, Costas Vassilakis, Stavros Shiaeles:
Understanding and Mitigating Banking Trojans: From Zeus to Emotet. CSR 2021: 121-128 - [c96]Nikolaos Koutsouris, Costas Vassilakis, Nicholas Kolokotronis:
Cyber-Security Training Evaluation Metrics. CSR 2021: 192-197 - [c95]Dionisis Margaris, Dimitris Spiliotopoulos, Dionysios Vasilopoulos, Costas Vassilakis:
A User Interface for Personalising WS-BPEL Scenarios. HCI (22) 2021: 399-416 - [c94]Dimitris Spiliotopoulos, Tauheodoros Giannakopoulos, Costas Vassilakis, Manolis Wallace, Marina Lantzouni, Vassilis Poulopoulos, Dionisis Margaris:
An Interface for User-Centred Process and Correlation Between Large Datasets. HCI (18) 2021: 477-494 - [c93]Kimon Deligiannis, Paraskevi Raftopoulou, Christos Tryfonopoulos, Costas Vassilakis:
A System for Collecting, Managing, Analyzing and Sharing Diverse, Multi-Faceted Cultural Heritage and Tourism Data. SMAP 2021: 1-8 - [i5]Christos-Minas Mathas, Konstantinos-Panagiotis Grammatikakis, Costas Vassilakis, Nicholas Kolokotronis, Vasiliki-Georgia Bilali, Dimitris Kavallieros:
Threat Landscape for Smart Grid Systems. CoRR abs/2105.04264 (2021) - [i4]Christos-Minas Mathas, Costas Vassilakis, Nicholas Kolokotronis:
A Trust Management System for the IoT domain. CoRR abs/2109.01599 (2021) - [i3]Konstantinos-Panagiotis Grammatikakis, Ioannis Koufos, Nicholas Kolokotronis, Costas Vassilakis, Stavros Shiaeles:
Understanding and Mitigating Banking Trojans: From Zeus to Emotet. CoRR abs/2109.01610 (2021) - [i2]Nicholas Kolokotronis, Sotirios Brotsis, Georgios Germanos, Costas Vassilakis, Stavros Shiaeles:
On Blockchain Architectures for Trust-Based Collaborative Intrusion Detection. CoRR abs/2109.03635 (2021) - 2020
- [j61]Dionisis Margaris, Anna Kobusinska, Dimitris Spiliotopoulos, Costas Vassilakis:
An Adaptive Social Network-Aware Collaborative Filtering Algorithm for Improved Rating Prediction Accuracy. IEEE Access 8: 68301-68310 (2020) - [j60]Dionisis Margaris, Dimitris Spiliotopoulos, Gregory Karagiorgos, Costas Vassilakis:
An Algorithm for Density Enrichment of Sparse Collaborative Filtering Datasets Using Robust Predictions as Derived Ratings. Algorithms 13(7): 174 (2020) - [j59]Costas Vassilakis, Konstantinos Kotis, Dimitris Spiliotopoulos, Dionisis Margaris, Vlasios Kasapakis, Christos-Nikolaos Anagnostopoulos, Georgios M. Santipantakis, George A. Vouros, Theodore Kotsilieris, Volha Petukhova, Andrei Malchanau, Ioanna Lykourentzou, Kaj Michael Helin, Artem Revenko, Nenad Gligoric, Boris Pokric:
A Semantic Mixed Reality Framework for Shared Cultural Experiences Ecosystems. Big Data Cogn. Comput. 4(2): 6 (2020) - [j58]Kimon Deligiannis, Paraskevi Raftopoulou, Christos Tryfonopoulos, Nikos Platis, Costas Vassilakis:
Hydria: An Online Data Lake for Multi-Faceted Analytics in the Cultural Heritage Domain. Big Data Cogn. Comput. 4(2): 7 (2020) - [j57]Dimitris Spiliotopoulos, Dionisis Margaris, Costas Vassilakis:
Data-Assisted Persona Construction Using Social Media Data. Big Data Cogn. Comput. 4(3): 21 (2020) - [j56]Dionisis Margaris, Costas Vassilakis:
Improving collaborative filtering's rating prediction coverage in sparse datasets by exploiting the 'friend of a friend' concept. Int. J. Big Data Intell. 7(1): 47-57 (2020) - [j55]Dionisis Margaris, Costas Vassilakis:
Improving collaborative filtering's rating prediction accuracy by considering users' dynamic rating variability. Int. J. Big Data Intell. 7(2): 59-71 (2020) - [j54]Dimitris Spiliotopoulos, Eleni Makri, Costas Vassilakis, Dionisis Margaris:
Multimodal Interaction: Correlates of Learners' Metacognitive Skill Training Negotiation Experience. Inf. 11(8): 381 (2020) - [j53]Dionisis Margaris, Costas Vassilakis, Dimitris Spiliotopoulos:
What makes a review a reliable rating in recommender systems? Inf. Process. Manag. 57(6): 102304 (2020) - [j52]Eleni Makri, Dimitris Spiliotopoulos, Costas Vassilakis, Dionisis Margaris:
Human behaviour in multimodal interaction: main effects of civic action and interpersonal and problem-solving skills. J. Ambient Intell. Humaniz. Comput. 11(12): 5991-6006 (2020) - [j51]Panagiotis Sotiropolos, Costas Vassilakis:
Detection of intermittent faults in software programs through identification of suspicious shared variable access patterns. J. Syst. Softw. 159 (2020) - [j50]Markos Aivazoglou, Antonios O. Roussos, Dionisis Margaris, Costas Vassilakis, Sotiris Ioannidis, Jason Polakis, Dimitris Spiliotopoulos:
A fine-grained social network recommender system. Soc. Netw. Anal. Min. 10(1): 8 (2020) - [c92]Christos-Minas Mathas, Konstantinos-Panagiotis Grammatikakis, Costas Vassilakis, Nicholas Kolokotronis, Vasiliki-Georgia Bilali, Dimitris Kavallieros:
Threat landscape for smart grid systems. ARES 2020: 111:1-111:7 - [c91]Dimitris Spiliotopoulos, Costas Vassilakis, Dionisis Margaris:
On Recommending Safe Travel Periods to High Attack Risk Destinations. ASONAM 2020: 854-861 - [c90]Costas Vassilakis, Dimitra Maniataki, George Lepouras, Angeliki Antoniou, Dimitris Spiliotopoulos, Vassilis Poulopoulos, Manolis Wallace, Dionisis Margaris:
Database Knowledge Enrichment Utilizing Trending Topics from Twitter. ASONAM 2020: 870-876 - [c89]Dionisis Margaris, Dimitris Spiliotopoulos, Costas Vassilakis:
Neighbourhood Aging Factors for Limited Information Social Network Collaborative Filtering. ASONAM 2020: 877-883 - [c88]Dimitris Spiliotopoulos, Vassilis Poulopoulos, Dionisis Margaris, Eleni Makri, Costas Vassilakis:
MOOC Accessibility from the Educator Perspective. HCI (44) 2020: 114-125 - [c87]Dimitris Spiliotopoulos, Konstantinos Kotis, Costas Vassilakis, Dionisis Margaris:
Semantics-Driven Conversational Interfaces for Museum Chatbots. HCI (35) 2020: 255-266 - [c86]Savvas Varitimiadis, Konstantinos Kotis, Dimitris Spiliotopoulos, Costas Vassilakis, Dionisis Margaris:
"Talking" Triples to Museum Chatbots. HCI (35) 2020: 281-299 - [c85]Dimitris Koryzis, Fotios Fitsilis, Dimitris Spiliotopoulos, Theocharis Theocharopoulos, Dionisis Margaris, Costas Vassilakis:
Policy Making Analysis and Practitioner User Experience. HCI (41) 2020: 415-431 - [c84]Dionisis Margaris, Dimitris Spiliotopoulos, Costas Vassilakis, Gregory Karagiorgos:
A User Interface for Personalized Web Service Selection in Business Processes. HCI (45) 2020: 560-573 - [c83]Christos-Minas Mathas, Costas Vassilakis, Nicholas Kolokotronis:
A Trust Management System for the IoT domain. SERVICES 2020: 183-188
2010 – 2019
- 2019
- [j49]Angeliki Antoniou, Susana Maria Reboreda-Morillo, George Lepouras, Jason Diakoumakos, Costas Vassilakis, Martín López Nores, Catherine Emma Jones:
Bringing a peripheral, traditional venue to the digital era with targeted narratives. Digit. Appl. Archaeol. Cult. Heritage 14: 00111 (2019) - [j48]Costas Vassilakis, Dionisis Margaris:
Editorial for the Special Issue on "Modern Recommender Systems: Approaches, Challenges and Applications". Inf. 10(7): 230 (2019) - [j47]Dionisis Margaris, Costas Vassilakis, Dimitris Spiliotopoulos:
Handling uncertainty in social media textual information for improving venue recommendation formulation quality in social networks. Soc. Netw. Anal. Min. 9(1): 64:1-64:19 (2019) - [c82]Dimitris Spiliotopoulos, Costas Vassilakis, Dionisis Margaris:
Data-driven country safety monitoring terrorist attack prediction. ASONAM 2019: 1128-1135 - [c81]Dionisis Margaris, Dimitris Spiliotopoulos, Costas Vassilakis:
Social relations versus near neighbours: reliable recommenders in limited information social network collaborative filtering for online advertising. ASONAM 2019: 1160-1167 - [c80]Anastasios Theodoropoulos, Costas Vassilakis, Angeliki Antoniou, Manolis Wallace, George Lepouras:
ATMF: A Student-Centered Framework for the Effective Implementation of Alternative Teaching Methods for CSEd. I3E Workshops 2019: 116-127 - [c79]Ioanna Lykourentzou, Antonios Liapis, Costas Papastathis, Konstantinos Papangelis, Costas Vassilakis:
Exploring Self-organisation in Crowd Teams. I3E Workshops 2019: 164-175 - [c78]Dionisis Margaris, Dionysios Vasilopoulos, Costas Vassilakis, Dimitris Spiliotopoulos:
Improving Collaborative Filtering's Rating Prediction Coverage in Sparse Datasets through the Introduction of Virtual Near Neighbors. IISA 2019: 1-8 - [c77]Dionisis Margaris, Dionysios Vasilopoulos, Costas Vassilakis, Dimitris Spiliotopoulos:
Improving Collaborative Filtering's Rating Prediction Accuracy by Introducing the Common Item Rating Past Criterion. IISA 2019: 1-8 - [c76]Dimitris Spiliotopoulos, Costas Vassilakis, Dionisis Margaris, Konstantinos Kotis:
A Methodology for Generated Text Annotation for High Quality Speech Synthesis. IISA 2019: 1-8 - [c75]Dimitris Spiliotopoulos, Dionisis Margaris, Costas Vassilakis:
Citizen Engagement for Transparent and Accountable Policy Modelling. MEDES 2019: 158-165 - [c74]Dimitris Spiliotopoulos, Dionisis Margaris, Costas Vassilakis, Volha Petukhova, Konstantinos Kotis:
A Mixed-reality Interaction-driven Game-based Learning Framework. MEDES 2019: 229-236 - [c73]Nicholas Kolokotronis, Sotirios Brotsis, Georgios Germanos, Costas Vassilakis, Stavros Shiaeles:
On Blockchain Architectures for Trust-Based Collaborative Intrusion Detection. SERVICES 2019: 21-28 - [c72]Vassilis Poulopoulos, Manolis Wallace, Costas Vassilakis, George Lepouras:
PaloAnalytics Project Concept, Scope and Outcomes: An Opportunity for Culture. CI@SMAP 2019 - [c71]Costas Vassilakis, Vassilis Poulopoulos, Manolis Wallace, Angeliki Antoniou, George Lepouras:
TripMentor Project: Scope and Challenges. CI@SMAP 2019 - [c70]Dionisis Margaris, Dimitris Spiliotopoulos, Costas Vassilakis:
Improving Collaborative Filtering's Rating Prediction Quality by Exploiting the Item Adoption Eagerness Information. WI 2019: 342-347 - 2018
- [j46]Dionisis Margaris, Costas Vassilakis, Panagiotis Georgiadis:
Query personalization using social network information and collaborative filtering techniques. Future Gener. Comput. Syst. 78: 440-450 (2018) - [j45]Costas Vassilakis, Vassilis Poulopoulos, Angeliki Antoniou, Manolis Wallace, George Lepouras, Martín López Nores:
exhiSTORY: Smart exhibits that tell their own stories. Future Gener. Comput. Syst. 81: 542-556 (2018) - [j44]Dionisis Margaris, Costas Vassilakis:
Exploiting Rating Abstention Intervals for Addressing Concept Drift in Social Network Recommender Systems. Informatics 5(2): 21 (2018) - [j43]Dionisis Margaris, Costas Vassilakis:
Enhancing Rating Prediction Quality Through Improving the Accuracy of Detection of Shifts in Rating Practices. Trans. Large Scale Data Knowl. Centered Syst. 37: 151-191 (2018) - [c69]Christos M. Mathas, Olga E. Segou, Georgios Xilouris, Dimitris Christinakis, Michail-Alexandros Kourtis, Costas Vassilakis, Anastasios Kourtis:
Evaluation of Apache Spot's machine learning capabilities in an SDN/NFV enabled environment. ARES 2018: 52:1-52:10 - [c68]Dionisis Margaris, Costas Vassilakis:
Improving Collaborative Filtering's Rating Prediction Accuracy by Considering Users' Rating Variability. DASC/PiCom/DataCom/CyberSciTech 2018: 1022-1027 - [c67]Dionisis Margaris, Costas Vassilakis:
Improving Collaborative Filtering's Rating Prediction Coverage in Sparse Datasets by Exploiting User Dissimilarity. DASC/PiCom/DataCom/CyberSciTech 2018: 1054-1059 - [c66]Angeliki Antoniou, Costas Vassilakis, Anastasios Theodoropoulos, George Lepouras:
The Human Computer Interaction and Virtual Reality Lab (University of Peloponnese): Overview and Current Challenges. CIRA@EuroMed 2018: 84-93 - [c65]Vassilis Poulopoulos, Costas Vassilakis, Angela Antoniou, George Lepouras, Manolis Wallace:
Personality Analysis of Social Media Influencers as a Tool for Cultural Institutions. EuroMed (1) 2018: 236-247 - [c64]Vassilis Poulopoulos, Costas Vassilakis, Angela Antoniou, Manolis Wallace, George Lepouras, Martín López Nores:
ExhiSTORY: IoT in the service of Cultural Heritage. GIIS 2018: 1-4 - [c63]Vassilis Poulopoulos, Costas Vassilakis, Manolis Wallace, Angela Antoniou, George Lepouras:
The Effect of Social Media Trending Topics Related to Cultural Venues' Content. SMAP 2018: 7-12 - 2017
- [j42]Dionisis Margaris, Costas Vassilakis:
Using Time Clusters for Following Users' Shifts in Rating Practices. Complex Syst. Informatics Model. Q. 13: 22-42 (2017) - [j41]Costas Vassilakis, Angeliki Antoniou, George Lepouras, Vassilis Poulopoulos, Manolis Wallace, Stavroula Bampatzia, Ioannis Bourlakos:
Stimulation of reflection and discussion in museum visits through the use of social media. Soc. Netw. Anal. Min. 7(1): 40:1-40:12 (2017) - [j40]Dionisis Margaris, Costas Vassilakis:
Exploiting Internet of Things information to enhance venues' recommendation accuracy. Serv. Oriented Comput. Appl. 11(4): 393-409 (2017) - [j39]Dionisis Margaris, Costas Vassilakis:
Enhancing User Rating Database Consistency Through Pruning. Trans. Large Scale Data Knowl. Centered Syst. 34: 33-64 (2017) - [c62]Ioannis Bourlakos, Manolis Wallace, Angeliki Antoniou, Costas Vassilakis, George Lepouras, Anna Vassiliki Karapanagiotou:
Formalization and Visualization of the Narrative for Museum Guides. International KEYSTONE Conference 2017: 3-13 - [c61]Spyros Boukoros, Anupiya Nugaliyadde, Angelos K. Marnerides, Costas Vassilakis, Polychronis Koutsakis, Kok Wai Wong:
Modeling Server Workloads for Campus Email Traffic Using Recurrent Neural Networks. ICONIP (5) 2017: 57-66 - [c60]Dionisis Margaris, Costas Vassilakis:
Improving collaborative filtering's rating prediction quality in dense datasets, by pruning old ratings. ISCC 2017: 1168-1174 - [c59]Marinos Theodorakopoulos, Nikos Papageorgopoulos, Andriana Mourti, Angeliki Antoniou, Manolis Wallace, George Lepouras, Costas Vassilakis, Nikos Platis:
Personalized augmented reality experiences in museums using Google Cardboards. SMAP 2017: 95-100 - [c58]Dionisis Margaris, Costas Vassilakis:
Improving Collaborative Filtering's Rating Prediction Quality by Considering Shifts in Rating Practices. CBI (1) 2017: 158-166 - 2016
- [j38]Dionisis Margaris, Costas Vassilakis, Panagiotis Georgiadis:
Recommendation information diffusion in social networks considering user influence and semantics. Soc. Netw. Anal. Min. 6(1): 108:1-108:22 (2016) - [c57]Stavroula Bampatzia, Omar Gustavo Bravo-Quezada, Angeliki Antoniou, Martín López Nores, Manolis Wallace, George Lepouras, Costas Vassilakis:
The Use of Semantics in the CrossCult H2020 Project. International KEYSTONE Conference 2016: 190-195 - [c56]Costas Vassilakis, Angeliki Antoniou, George Lepouras, Manolis Wallace, Ioanna Lykourentzou, Yannick Naudet:
Interconnecting Objects, Visitors, Sites and (Hi)Stories Across Cultural and Historical Concepts: The CrossCult Project. EuroMed (1) 2016: 501-510 - [c55]Stavroula Bampatzia, Ioannis Bourlakos, Angeliki Antoniou, Costas Vassilakis, George Lepouras, Manolis Wallace:
Serious Games: Valuable Tools for Cultural Heritage. GALA 2016: 331-341 - [c54]Dionisis Margaris, Costas Vassilakis, Panagiotis Georgiadis:
Improving QoS delivered by WS-BPEL scenario adaptation through service execution parallelization. SAC 2016: 1590-1596 - [c53]Stavroula Bampatzia, Angeliki Antoniou, George Lepouras, Costas Vassilakis, Manolis Wallace:
Using social media to stimulate history reflection in cultural heritage. SMAP 2016: 89-92 - [c52]Dionisis Margaris, Costas Vassilakis:
Pruning and aging for user histories in collaborative filtering. SSCI 2016: 1-8 - 2015
- [j37]Akrivi Katifori, Costas Vassilakis, George Lepouras, Elena Torou:
Effectiveness of Visualization for Information Retrieval through Ontologies with Entity Evolution: The Impact of Ontology Modeling. Int. J. Inf. Retr. Res. 5(2): 66-91 (2015) - [j36]Dionisis Margaris, Costas Vassilakis, Panagiotis Georgiadis:
An integrated framework for adapting WS-BPEL scenario execution using QoS and collaborative filtering techniques. Sci. Comput. Program. 98: 707-734 (2015) - [c51]Dionisis Margaris, Panagiotis Georgiadis, Costas Vassilakis:
A collaborative filtering algorithm with clustering for personalized web service selection in business processes. RCIS 2015: 169-180 - [c50]Dionisis Margaris, Costas Vassilakis, Panagiotis Georgiadis:
A hybrid framework for WS-BPEL scenario execution adaptation, using monitoring and feedback data. SAC 2015: 1672-1679 - [c49]Dionisis Margaris, Panagiotis Georgiadis, Costas Vassilakis:
On Replacement Service Selection in WS-BPEL Scenario Adaptation. SOCA 2015: 10-17 - 2014
- [c48]Jenny Rompa, Christos Tryfonopoulos, Costas Vassilakis, George Lepouras:
Mindmap-Inspired Semantic Personal Information Management. EDBT 2014: 608-611 - [c47]George Lepouras, Akrivi Katifori, Costas Vassilakis, Angeliki Antoniou, Nikos Platis:
Towards a learning analytics platform for supporting the educational process. IISA 2014: 246-251 - [c46]Akrivi Katifori, Costas Vassilakis, George Lepouras, Elena Torou, Constantin Halatsis:
Visualization Method Effectiveness in Ontology-Based Information Retrieval Tasks Involving Entity Evolution. SMAP 2014: 14-19 - 2013
- [j35]Dimitris C. Vasiliadis, George E. Rizos, Costas Vassilakis:
Modelling and performance study of finite-buffered blocking multistage interconnection networks supporting natively 2-class priority routing traffic. J. Netw. Comput. Appl. 36(2): 723-737 (2013) - [c45]Angeliki Antoniou, Ioanna Lykourentzou, Jenny Rompa, Eric Tobias, George Lepouras, Costas Vassilakis, Yannick Naudet:
User Profiling: Towards a Facebook Game that Reveals Cognitive Style. GALA 2013: 349-353 - [c44]Ioanna Lykourentzou, Xavier Claude, Yannick Naudet, Eric Tobias, Angeliki Antoniou, George Lepouras, Costas Vassilakis:
Improving museum visitors' Quality of Experience through intelligent recommendations: A visiting style-based approach. Intelligent Environments (Workshops) 2013: 507-518 - [c43]Dionisis Margaris, Panagiotis Georgiadis, Costas Vassilakis:
Adapting WS-BPEL scenario execution using collaborative filtering techniques. RCIS 2013: 1-11 - [c42]Dionisis Margaris, Costas Vassilakis, Panagiotis Georgiadis:
An integrated framework for QoS-based adaptation and exception resolution in WS-BPEL scenarios. SAC 2013: 1900-1906 - [i1]Jenny Rompa, Giorgos Lepouras, Costas Vassilakis, Christos Tryfonopoulos:
OntoFM: A Personal Ontology-based File Manager for the Desktop. CoRR abs/1307.2018 (2013) - 2012
- [j34]Poulcheria Benou, Costas Vassilakis:
A context management architecture for m-commerce applications. Central Eur. J. Comput. Sci. 2(2): 87-117 (2012) - [j33]Ioanna Lykourentzou, Foteini Dagka, Katerina Papadaki, Giorgos Lepouras, Costas Vassilakis:
Wikis in enterprise settings: a survey. Enterp. Inf. Syst. 6(1): 1-53 (2012) - [j32]Panagiotis Giannikopoulos, Costas Vassilakis:
A distributed recommender system architecture. Int. J. Web Eng. Technol. 7(3): 203-227 (2012) - [j31]Poulcheria Benou, Costas Vassilakis, Adam P. Vrechopoulos:
Context management for m-commerce applications: determinants, methodology and the role of marketing. Inf. Technol. Manag. 13(2): 91-111 (2012) - [j30]Dimitris C. Vasiliadis, George E. Rizos, Costas Vassilakis:
Class-Based Weighted Fair Queuing Scheduling on Dual-Priority Delta Networks. J. Comput. Networks Commun. 2012: 859694:1-859694:13 (2012) - [j29]Dimitris C. Vasiliadis, George E. Rizos, Costas Vassilakis:
Class-based weighted fair queuing scheduling on quad-priority Delta Networks. Int. J. Parallel Emergent Distributed Syst. 27(5): 435-457 (2012) - 2011
- [j28]Angeliki Antoniou, Dimitris Diakakis, George Lepouras, Costas Vassilakis:
Towards a methodological framework for the cognitive-behavioural evaluation of educational e-games. Int. J. Learn. Technol. 6(3): 263-287 (2011) - [j27]Dimitris C. Vasiliadis, George E. Rizos, Costas Vassilakis:
Performance Analysis of Multilayered Multipriority Asymmetric-Sized Delta Networks. J. Comput. Networks Commun. 2011: 723102:1-723102:12 (2011) - [j26]Dimitris C. Vasiliadis, George E. Rizos, Costas Vassilakis:
Performance Analysis of Dual-Priority Multilayer Multistage Interconnection Networks under Multicast Environment. J. Networks 6(6): 858-871 (2011) - [j25]Dimitris C. Vasiliadis, George E. Rizos, Costas Vassilakis, Euripidis Glavas:
Modelling and performance evaluation of a novel internal-priority routing scheme for finite-buffered multistage interconnection networks. Int. J. Parallel Emergent Distributed Syst. 26(5): 381-397 (2011) - [c41]Poulcheria Benou, Costas Vassilakis:
A Software Architecture for Provision of Context-Aware Web-based m-Commerce Applications. CIT 2011: 344-349 - [c40]Manolis Wallace, Panos Alexopoulos, Ioannis Papafragkos, Costas Vassilakis:
Supporting User Roles in Ontology Fuzzification. SMAP 2011: 57-61 - 2010
- [j24]Akrivi Katifori, Costas Vassilakis, Alan J. Dix:
Ontologies and the brain: Using spreading activation through ontologies to support personal interaction. Cogn. Syst. Res. 11(1): 25-41 (2010) - [j23]Poulcheria Benou, Costas Vassilakis:
The conceptual model of context for mobile commerce applications. Electron. Commer. Res. 10(2): 139-165 (2010) - [j22]Alan J. Dix, Akrivi Katifori, Giorgos Lepouras, Costas Vassilakis, Nadeem Shabir:
Spreading Activation over Ontology-Based Resources: from Personal Context to Web Scale Reasoning. Int. J. Semantic Comput. 4(1): 59-102 (2010) - [j21]Dimitris C. Vasiliadis, George E. Rizos, Costas Vassilakis:
Performance Study of Multilayered Multistage Interconnection Networks under Hotspot Traffic Conditions. J. Comput. Networks Commun. 2010: 403056:1-403056:11 (2010) - [j20]Elena Torou, Akrivi Katifori, Costas Vassilakis, George Lepouras, Constantin Halatsis:
Historical research in archives: user methodology and supporting tools. Int. J. Digit. Libr. 11(1): 25-36 (2010) - [j19]Alan J. Dix, Giorgos Lepouras, Akrivi Katifori, Costas Vassilakis, Tiziana Catarci, Antonella Poggi, Yannis E. Ioannidis, Miguel Mora, Ilias Daradimos, Nazihah Md. Akim, Shah Rukh Humayoun, Fabio Terella:
From the web of data to a world of action. J. Web Semant. 8(4): 394-408 (2010)
2000 – 2009
- 2009
- [j18]Christos Kareliotis, Costas Vassilakis, Efstathios Rouvas, Panagiotis Georgiadis:
IQoS-aware exception resolution for BPEL processes: a middleware-based framework and performance evaluation. Int. J. Web Grid Serv. 5(3): 284-320 (2009) - [j17]Costas Vassilakis, Giorgos Lepouras, Akrivi Katifori:
A heuristics-based approach to reverse engineering of electronic services. Inf. Softw. Technol. 51(2): 325-336 (2009) - [c39]Dimitris C. Vasiliadis, George E. Rizos, Costas Vassilakis, Euripidis Glavas:
Performance Evaluation of Multicast Routing over Multilayer Multistage Interconnection Networks. AICT 2009: 395-403 - [c38]Christos Kareliotis, Costas Vassilakis, Stathis Rouvas, Panagiotis Georgiadis:
QoS-Driven Adaptation of BPEL Scenario Execution. ICWS 2009: 271-278 - [c37]Costas Vassilakis, Christos Kareliotis:
A Framework For Adaptation In secure Web Services. MCIS 2009: 104 - 2008
- [c36]Dimitris C. Vasiliadis, George E. Rizos, Costas Vassilakis:
Improving Performance of Finite-Buffered Blocking Delta Networks with 2-Class Priority Routing through Asymmetric-Sized Buffer Queues. AICT 2008: 23-29 - [c35]Victor A. Mateevitsi, Michael Sfakianos, George Lepouras, Costas Vassilakis:
A game-engine based virtual museum authoring and presentation system. DIMEA 2008: 451-457 - [c34]Dimitris C. Vasiliadis, George E. Rizos, Costas Vassilakis, Euripidis Glavas:
Routing and Performance Analysis of Double-Buffered Omega Networks Supporting Multi-class Priority Traffic. ICSNC 2008: 56-63 - [c33]Christos Kareliotis, Costas Vassilakis, Stathis Rouvas, Panagiotis Georgiadis:
Exception resolution for BPEL processes: a middleware-based framework and performance evaluation. iiWAS 2008: 248-256 - [c32]Akrivi Katifori, Costas Vassilakis, Alan J. Dix:
Using Spreading Activation through Ontologies to Support Personal Information Management. CSKGOI 2008 - [c31]Akrivi Katifori, Elena Torou, Costas Vassilakis, Constantin Halatsis:
Supporting Research in Historical Archives: Historical Information Visualization and Modeling Requirements. IV 2008: 32-37 - [c30]Maria Golemati, Akrivi Katifori, Eugenia G. Giannopoulou, Ilias Daradimos, Costas Vassilakis, George Lepouras, Constantin Halatsis:
An Interview-Based User Study on the use of Visualizations for Folder Browsing. IV 2008: 106-112 - [c29]Akrivi Katifori, Elena Torou, Costas Vassilakis, Giorgos Lepouras, Constantin Halatsis:
Selected results of a comparative study of four ontology visualization methods for information retrieval tasks. RCIS 2008: 133-140 - [c28]Ilias Daradimos, Akrivi Katifori, Costas Vassilakis:
WhereRU: GPS position reporting and a personal ontology as a virtual community utility. RCIS 2008: 141-146 - 2007
- [j16]George Lepouras, Costas Vassilakis, Constantin Halatsis, Panagiotis Georgiadis:
Domain expert user development: the smartgov approach. Commun. ACM 50(9): 79-83 (2007) - [j15]Akrivi Katifori, Constantin Halatsis, George Lepouras, Costas Vassilakis, Eugenia G. Giannopoulou:
Ontology visualization methods - a survey. ACM Comput. Surv. 39(4): 10 (2007) - [j14]Costas Vassilakis, Giorgos Lepouras, Constantin Halatsis:
A knowledge-based approach for developing multi-channel e-government services. Electron. Commer. Res. Appl. 6(1): 113-124 (2007) - [j13]George D. Magoulas, Giorgos Lepouras, Costas Vassilakis:
Virtual reality in the e-Society. Virtual Real. 11(2-3): 71-73 (2007) - [c27]Dimitris C. Vasiliadis, George E. Rizos, Costas Vassilakis:
Performance Analysis of dual priority single-buffered blocking Multistage Interconnection Networks. ICNS 2007: 60 - [c26]Christos Kareliotis, Costas Vassilakis, Panagiotis Georgiadis:
Enhancing BPEL scenarios with Dynamic Relevance-Based Exception Handling. ICWS 2007: 751-758 - [c25]Maria Golemati, Akrivi Katifori, Eugenia G. Giannopoulou, Ilias Daradimos, Costas Vassilakis:
Evaluating the Significance of the Windows Explorer Visualization in Personal Information Management Browsing tasks. IV 2007: 93-100 - [c24]Dimitris C. Vasiliadis, George E. Rizos, Costas Vassilakis, Euripidis Glavas:
Performance Evaluation of Two-Priority Network Schema for Single-Buffered Delta Networks. PIMRC 2007: 1-7 - [c23]Akrivi Katifori, Costas Vassilakis, Elena Torou, George Lepouras, Constantin Halatsis, Ilias Daradimos:
Historical Archive Ontologies Requirements, Modeling and Visualization. RCIS 2007: 401-406 - [c22]Akrivi Katifori, Maria Golemati, Costas Vassilakis, George Lepouras, Constantin Halatsis:
Creating an Ontology for the User Profile: Method and Applications. RCIS 2007: 407-412 - 2006
- [j12]Costas Vassilakis, George Lepouras:
Component reuse in electronic services development. J. Comput. Methods Sci. Eng. 6(5-6): 229-241 (2006) - [c21]Akrivi Katifori, Costas Vassilakis, George Lepouras, Ilias Daradimos, Constantin Halatsis:
Visualizing a temporally-enhanced ontology. AVI 2006: 488-491 - [c20]Elena Torou, Akrivi Katifori, Costas Vassilakis, George Lepouras, Constantin Halatsis:
Creating an Historical Archive Ontology: Guidelines and Evaluation. ICDIM 2006: 102-109 - [c19]Costas Vassilakis, George Lepouras, Akrivi Katifori:
Reverse engineering electronic services from e-forms to knowledge. ICSOFT (1) 2006: 273-278 - [c18]Maria Golemati, Constantin Halatsis, Costas Vassilakis, Akrivi Katifori, Giorgos Lepouras:
A Context-Based Adaptive Visualization Environment. IV 2006: 62-67 - [c17]Akrivi Katifori, Elena Torou, Constantin Halatsis, Giorgos Lepouras, Costas Vassilakis:
A Comparative Study of Four Ontology Visualization Techniques in Protege: Experiment Setup and Preliminary Results. IV 2006: 417-423 - 2005
- [j11]Costas Vassilakis, George Lepouras, Constantin Halatsis, Tomás Pariente Lobo:
An XML model for electronic services. Electron. Gov. an Int. J. 2(1): 41-55 (2005) - [j10]Michael Souillard, Carine Souveyet, Costas Vassilakis, Anya Sotiropoulou:
A flexible framework for managing temporal clinical trial data. Int. J. Electron. Heal. 1(4): 453-463 (2005) - [j9]Costas Vassilakis, George Lepouras, Stathis Rouvas, Panagiotis Georgiadis:
Exploiting form semantics and validation checks to improve e-form layout. Int. J. Web Eng. Technol. 2(1): 81-96 (2005) - 2004
- [j8]Costas Vassilakis, George Lepouras, Stathis Rouvas, Panagiotis Georgiadis:
Integrating e-government public transactional services into public authority workflows. Electron. Gov. an Int. J. 1(1): 49-60 (2004) - [j7]George Lepouras, Akrivi Katifori, Costas Vassilakis, Dimitrios Charitos:
Real exhibitions in a virtual museum. Virtual Real. 7(2): 120-128 (2004) - [j6]George Lepouras, Costas Vassilakis:
Virtual museums for all: employing game technology for edutainment. Virtual Real. 8(2): 96-106 (2004) - [c16]George R. S. Weir, George Lepouras, Costas Vassilakis:
Content Enrichment Through Dynamic Annotation. ICEIS (5) 2004: 152-157 - 2003
- [j5]Costas Vassilakis, Giorgos Laskaridis, Giorgos Lepouras, Stathis Rouvas, Panagiotis Georgiadis:
A framework for managing the lifecycle of transactional e-government services. Telematics Informatics 20(4): 315-329 (2003) - [c15]Costas Vassilakis, George Lepouras, Stathis Rouvas, Panagiotis Georgiadis:
Improving e-Form Layout Through Analysis of Form Semantics and Validation Checks. CAiSE Short Paper Proceedings 2003 - [c14]George Lepouras, Akrivi Katifori, Costas Vassilakis, Anna Harissi:
Facilitating VR Museums Web Presence. HCI (4) 2003: 1143-1147 - 2002
- [c13]Costas Vassilakis, Giorgos Lepouras:
Controlled Caching of Dynamic WWW Pages. DEXA 2002: 9-18 - [c12]George Lepouras, Costas Vassilakis, George R. S. Weir:
Serving Enhanced Hypermedia Information. ECIR 2002: 86-92 - [c11]Costas Vassilakis, Giorgos Laskaridis, Giorgos Lepouras, Stathis Rouvas, Panagiotis Georgiadis:
Transactional e-Government Services: An Integrated Approach. EGOV 2002: 276-279 - [c10]Panagiotis Georgiadis, Giorgos Lepouras, Costas Vassilakis, G. Boukis, Efthimios Tambouris, Stelios Gorilas, Elisabeth Davenport, Ann Macintosh, John Fraser, Dave Lochhead:
SmartGov: A Knowledge-Based Platform for Transactional Electronic Services. EGOV 2002: 362-369 - [c9]Dimitris Gouscos, Stathis Rouvas, Costas Vassilakis, Panagiotis Georgiadis:
An Object-Oriented Approach for Designing Administrative E-forms and Transactional E-services. OOIS 2002: 19-30 - 2001
- [c8]Dimitrios Charitos, George Lepouras, Costas Vassilakis, Vivi Katifori, A. Charissi, L. Halatsi:
Designing a virtual museum within a museum. Virtual Reality, Archeology, and Cultural Heritage 2001: 284 - 2000
- [j4]László Kovács, Costas Vassilakis:
Function Oriented History Representation in Databases. Comput. Artif. Intell. 19(5): 417-444 (2000) - [j3]Costas Vassilakis:
An Optimisation Scheme for Coalesce/Valid Time Selection Operator Sequences. SIGMOD Rec. 29(1): 38-43 (2000)
1990 – 1999
- 1999
- [c7]Dimitrios Theotokis, Georgios-Dimitrios Kapos, Costas Vassilakis, Anya Sotiropoulou, Georgios Gyftodimos:
Distributed Information Systems Tailorability: A Component Approach. FTDCS 1999: 95-101 - 1998
- [j2]Costas Vassilakis, Nikos A. Lorentzos, Panagiotis Georgiadis:
Implementation of Transaction and Concurrency Control Support in a Temporal DBMS. Inf. Syst. 23(5): 335-350 (1998) - [c6]Costas Vassilakis, Panagiotis Georgiadis, Timos K. Sellis:
Implementing Embedded Valid Time Query Languages. DEXA 1998: 561-572 - [c5]Anya Sotiropoulou, Michael Souillard, Costas Vassilakis:
Temporal Extension to ODMG. IADT 1998: 304-311 - [c4]Michael Souillard, Costas Vassilakis, Anya Sotiropoulou:
TOOBIS: Application de la gestion de données temporelles dans le domaine de la recherche clinique. INFORSID 1998: 147-165 - 1996
- [j1]Myra Spiliopoulou, Michael Hatzopoulos, Costas Vassilakis:
A Cost Model for the Estimation Query Execution Time in a Parallel Environment Supporting Pipeline. Comput. Artif. Intell. 15(4): 341-368 (1996) - [c3]Costas Vassilakis, Panagiotis Georgiadis, Anya Sotiropoulou:
A Comparative Study of Temporal DBMS Architectures. DEXA Workshop 1996: 153-164 - 1995
- [c2]Costas Vassilakis, Nikos A. Lorentzos, Panagiotis Georgiadis:
Transaction Support in a Temporal DBMS. Temporal Databases 1995: 255-271 - 1992
- [c1]Myra Spiliopoulou, Michael Hatzopoulos, Costas Vassilakis:
Using Parallelism and Pipeline for the Optimisation of Join Queries. PARLE 1992: 279-294
Coauthor Index
Akrivi Katifori
aka: Vivi Katifori
aka: Vivi Katifori
Giorgos Lepouras
aka: George Lepouras
aka: George Lepouras
[j71] [c90] [j49] [c80] [c72] [c71] [j45] [c66] [c65] [c64] [c63] [j41] [c62] [c59] [c57] [c56] [c55] [c53] [j37] [c48] [c47] [c46] [c45] [c44] [i1] [j33] [j28] [j22] [j20] [j19] [j17] [c35] [c30] [c29] [j16] [j15] [j14] [j13] [c23] [c22] [j12] [c21] [c20] [c19] [c18] [c17] [j11] [j9] [j8] [j7] [j6] [c16] [j5] [c15] [c14] [c13] [c12] [c11] [c10] [c8]
[j73] [j72] [j71] [j70] [j69] [j67] [c100] [j65] [j64] [c99] [c98] [j62] [c95] [c94] [j61] [j60] [j59] [j57] [j56] [j55] [j54] [j53] [j52] [j50] [c91] [c90] [c89] [c88] [c87] [c86] [c85] [c84] [j48] [j47] [c82] [c81] [c78] [c77] [c76] [c75] [c74] [c70] [j46] [j44] [j43] [c68] [c67] [j42] [j40] [j39] [c60] [c58] [j38] [c54] [c52] [j36] [c51] [c50] [c49] [c43] [c42]
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