Costas Vassilakis

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. Network and Computer Applications 36(2): 723-737 (2013)

Poulcheria Benou, Costas Vassilakis: A context management architecture for m-commerce applications. Central Europ. J. Computer Science 2(2): 87-117 (2012)

Ioanna Lykourentzou, Foteini Dagka, Katerina Papadaki, Giorgos Lepouras, Costas Vassilakis: Wikis in enterprise settings: a survey. Enterprise IS 6(1): 1-53 (2012)

Panagiotis Giannikopoulos, Costas Vassilakis: A distributed recommender system architecture. Int. J. Web Eng. Technol. 7(3): 203-227 (2012)

Poulcheria Benou, Costas Vassilakis, Adam Vrechopoulos: Context management for m-commerce applications: determinants, methodology and the role of marketing. Information Technology and Management 13(2): 91-111 (2012)

Dimitris C. Vasiliadis, George E. Rizos, Costas Vassilakis: Class-Based Weighted Fair Queuing Scheduling on Dual-Priority Delta Networks. Journal Comp. Netw. and Communic. 2012 (2012)

Dimitris C. Vasiliadis, George E. Rizos, Costas Vassilakis: Class-based weighted fair queuing scheduling on quad-priority Delta Networks. IJPEDS 27(5): 435-457 (2012)

Angeliki Antoniou, Dimitris Diakakis, George Lepouras, Costas Vassilakis: Towards a methodological framework for the cognitive-behavioural evaluation of educational e-games. IJLT 6(3): 263-287 (2011)

Dimitris C. Vasiliadis, George E. Rizos, Costas Vassilakis: Performance Analysis of Multilayered Multipriority Asymmetric-Sized Delta Networks. Journal Comp. Netw. and Communic. 2011 (2011)

Dimitris C. Vasiliadis, George E. Rizos, Costas Vassilakis: Performance Analysis of Dual-Priority Multilayer Multistage Interconnection Networks under Multicast Environment. JNW 6(6): 858-871 (2011)

Dimitris C. Vasiliadis, George E. Rizos, Costas Vassilakis, E. Glavas: Modelling and performance evaluation of a novel internal-priority routing scheme for finite-buffered multistage interconnection networks. IJPEDS 26(5): 381-397 (2011)

Poulcheria Benou, Costas Vassilakis: A Software Architecture for Provision of Context-Aware Web-based m-Commerce Applications. CIT 2011: 344-349

Akrivi Katifori, Costas Vassilakis, Alan J. Dix: Ontologies and the brain: Using spreading activation through ontologies to support personal interaction. Cognitive Systems Research 11(1): 25-41 (2010)

Poulcheria Benou, Costas Vassilakis: The conceptual model of context for mobile commerce applications. Electronic Commerce Research 10(2): 139-165 (2010)

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 Computing 4(1): 59-102 (2010)

Dimitris C. Vasiliadis, George E. Rizos, Costas Vassilakis: Performance Study of Multilayered Multistage Interconnection Networks under Hotspot Traffic Conditions. Journal Comp. Netw. and Communic. 2010 (2010)

Elena Torou, Akrivi Katifori, Costas Vassilakis, George Lepouras, Constantin Halatsis: Historical research in archives: user methodology and supporting tools. Int. J. on Digital Libraries 11(1): 25-36 (2010)

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 Sem. 8(4): 394-408 (2010)

Christos Kareliotis, Costas Vassilakis, Efstathios Rouvas, Panagiotis Georgiadis: IQoS-aware exception resolution for BPEL processes: a middleware-based framework and performance evaluation. IJWGS 5(3): 284-320 (2009)

Costas Vassilakis, Giorgos Lepouras, Akrivi Katifori: A heuristics-based approach to reverse engineering of electronic services. Information & Software Technology 51(2): 325-336 (2009)

Dimitris C. Vasiliadis, George E. Rizos, Costas Vassilakis, E. Glavas: Performance Evaluation of Multicast Routing over Multilayer Multistage Interconnection Networks. AICT 2009: 395-403

Christos Kareliotis, Costas Vassilakis, Stathis Rouvas, Panagiotis Georgiadis: QoS-Driven Adaptation of BPEL Scenario Execution. ICWS 2009: 271-278

Costas Vassilakis, Christos Kareliotis: A Framework For Adaptation In secure Web Services. MCIS 2009: 104

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

Victor A. Mateevitsi, Michael Sfakianos, George Lepouras, Costas Vassilakis: A game-engine based virtual museum authoring and presentation system. DIMEA 2008: 451-457

Christos Kareliotis, Costas Vassilakis, Stathis Rouvas, Panagiotis Georgiadis: Exception resolution for BPEL processes: a middleware-based framework and performance evaluation. iiWAS 2008: 248-256

Akrivi Katifori, Costas Vassilakis, Alan J. Dix: Using Spreading Activation through Ontologies to Support Personal Information Management. CSKGOI 2008

Akrivi Katifori, Elena Torou, Costas Vassilakis, Constantin Halatsis: Supporting Research in Historical Archives: Historical Information Visualization and Modeling Requirements. IV 2008: 32-37

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

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

Ilias Daradimos, Akrivi Katifori, Costas Vassilakis: WhereRU: GPS position reporting and a personal ontology as a virtual community utility. RCIS 2008: 141-146

George Lepouras, Costas Vassilakis, Constantin Halatsis, Panagiotis Georgiadis: Domain expert user development: the smartgov approach. Commun. ACM 50(9): 79-83 (2007)

Akrivi Katifori, Constantin Halatsis, George Lepouras, Costas Vassilakis, Eugenia G. Giannopoulou: Ontology visualization methods - a survey. ACM Comput. Surv. 39(4) (2007)

Costas Vassilakis, Giorgos Lepouras, Constantin Halatsis: A knowledge-based approach for developing multi-channel e-government services. Electronic Commerce Research and Applications 6(1): 113-124 (2007)

George D. Magoulas, Giorgos Lepouras, Costas Vassilakis: Virtual reality in the e-Society. Virtual Reality 11(2-3): 71-73 (2007)

Dimitris C. Vasiliadis, George E. Rizos, Costas Vassilakis: Performance Analysis of dual priority single-buffered blocking Multistage Interconnection Networks. ICNS 2007: 60

Christos Kareliotis, Costas Vassilakis, Panagiotis Georgiadis: Enhancing BPEL scenarios with Dynamic Relevance-Based Exception Handling. ICWS 2007: 751-758

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

Akrivi Katifori, Costas Vassilakis, Elena Torou, George Lepouras, Constantin Halatsis, Ilias Daradimos: Historical Archive Ontologies Requirements, Modeling and Visualization. RCIS 2007: 401-406

Akrivi Katifori, Maria Golemati, Costas Vassilakis, George Lepouras, Constantin Halatsis: Creating an Ontology for the User Profile: Method and Applications. RCIS 2007: 407-412

Akrivi Katifori, Costas Vassilakis, George Lepouras, Ilias Daradimos, Constantin Halatsis: Visualizing a temporally-enhanced ontology. AVI 2006: 488-491

Elena Torou, Akrivi Katifori, Costas Vassilakis, George Lepouras, Constantin Halatsis: Creating an Historical Archive Ontology: Guidelines and Evaluation. ICDIM 2006: 102-109

Costas Vassilakis, George Lepouras, Akrivi Katifori: Reverse engineering electronic services from e-forms to knowledge. ICSOFT (1) 2006: 273-278

Maria Golemati, Constantin Halatsis, Costas Vassilakis, Akrivi Katifori, Giorgos Lepouras: A Context-Based Adaptive Visualization Environment. IV 2006: 62-67

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

Costas Vassilakis, George Lepouras, Constantin Halatsis, Tomás Pariente Lobo: An XML model for electronic services. EG 2(1): 41-55 (2005)

Michael Souillard, Carine Souveyet, Costas Vassilakis, Anya Sotiropoulou: A flexible framework for managing temporal clinical trial data. IJEH 1(4): 453-463 (2005)

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)

Costas Vassilakis, George Lepouras, Stathis Rouvas, Panagiotis Georgiadis: Integrating e-government public transactional services into public authority workflows. EG 1(1): 49-60 (2004)

George Lepouras, Akrivi Katifori, Costas Vassilakis, Dimitrios Charitos: Real exhibitions in a virtual museum. Virtual Reality 7(2): 120-128 (2004)

George Lepouras, Costas Vassilakis: Virtual museums for all: employing game technology for edutainment. Virtual Reality 8(2): 96-106 (2004)

George R. S. Weir, George Lepouras, Costas Vassilakis: Content Enrichment Through Dynamic Annotation. ICEIS (5) 2004: 152-157

Costas Vassilakis, Giorgos Laskaridis, Giorgos Lepouras, Stathis Rouvas, Panagiotis Georgiadis: A framework for managing the lifecycle of transactional e-government services. Telematics and Informatics 20(4): 315-329 (2003)

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

Costas Vassilakis, Giorgos Lepouras: Controlled Caching of Dynamic WWW Pages. DEXA 2002: 9-18

George Lepouras, Costas Vassilakis, George R. S. Weir: Serving Enhanced Hypermedia Information. ECIR 2002: 86-92

Costas Vassilakis, Giorgos Laskaridis, Giorgos Lepouras, Stathis Rouvas, Panagiotis Georgiadis: Transactional e-Government Services: An Integrated Approach. EGOV 2002: 276-279

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

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

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

László Kovács, Costas Vassilakis: Function Oriented History Representation in Databases. Computers and Artificial Intelligence 19(5) (2000)

Costas Vassilakis: An Optimisation Scheme for Coalesce/Valid Time Selection Operator Sequences. SIGMOD Record 29(1): 38-43 (2000)

Dimitrios Theotokis, Georgios-Dimitrios Kapos, Costas Vassilakis, Anya Sotiropoulou, Georgios Gyftodimos: Distributed Information Systems Tailorability: A Component Approach. FTDCS 1999: 95-101

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)

Costas Vassilakis, Panagiotis Georgiadis, Timos K. Sellis: Implementing Embedded Valid Time Query Languages. DEXA 1998: 561-572

Anya Sotiropoulou, Michael Souillard, Costas Vassilakis: Temporal Extension to ODMG. IADT 1998: 304-311

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

Myra Spiliopoulou, Michael Hatzopoulos, Costas Vassilakis: A Cost Model for the Estimation Query Execution Time in a Parallel Environment Supporting Pipeline. Computers and Artificial Intelligence 15(4) (1996)

Costas Vassilakis, Panagiotis Georgiadis, Anya Sotiropoulou: A Comparative Study of Temporal DBMS Architectures. DEXA Workshop 1996: 153-164

Costas Vassilakis, Nikos A. Lorentzos, Panagiotis Georgiadis: Transaction Support in a Temporal DBMS. Temporal Databases 1995: 255-271

Myra Spiliopoulou, Michael Hatzopoulos, Costas Vassilakis: Using Parallelism and Pipeline for the Optimisation of Join Queries. PARLE 1992: 279-294