Publications by year | Software and Database Systems.Lab

Year: 2016

Using Social media to stimulate history reflection in cultural heritage

Stavroula Bampatzia, Angeliki Antoniou, George Lepouras, Costas Vasilakis, and Manolis Wallace
In Proceedings of the International Workshop on Semantic and Social Media Adaptation and Personalization (SMAP), 2016

Research area: Artificial intelligence & knowledge management, Semantic web & Ontologies
Pruning and Aging for User Histories in Collaborative Filtering

Dionisis Margaris and Costas Vassilakis
In Proceedings of the IEEE Symposium Series on Computational Intelligence, 2016

Research area: Artificial intelligence & knowledge management
Improving QoS Delivered by WS-BPEL Scenario Adaptation through Service Execution Parallelization

Dionisis Margaris, Costas Vassilakis, and Panayiotis Georgiadis
In Proceedings of the ACM Symposium On Applied Computing (SAC), 2016

Research area: Service Oriented Architectures
Recommendation Information Diffusion in Social Networks Considering User Influence and Semantics

Dionisis Margaris, Costas Vassilakis, and Panagiotis Georgiadis
Social Network Analysis and Mining, Springer, 6(1), pp. 1-22, 2016; DOI: 10.1007/s13278-016-0416-z

Research area: Recommender systems, Social networks
The use of semantics in the CrossCult H2020 project

Stavroula Bampatzia, Omar Gustavo Bravo-Quezada, Angeliki Antoniou, Martin Lopez Nores, Manolis Wallace, George Lepouras, and Costas Vasilakis
In Proceedings of the 2nd International Keystone Conference (IKC), 2016

Research area: Semantic web & Ontologies

Year: 2015

Effectiveness of visualization for information retrieval through ontologies with entity evolution: the impact of ontology modelling

Akrivi Katifori, Costas Vassilakis, George Lepouras, and Elena Torou
International Journal of Information Retrieval Research, 5(2), 2015

Research area: Visualization, Semantic web & Ontologies
An integrated framework for adapting WS-BPEL scenario execution using QoS and collaborative filtering techniques

Dionisis Margaris, Costas Vassilakis, and Panayiotis Georgiadis
Science of Computer Programming, Elsevier, vol. 98, pp. 707–734, 2015

Research area: Service Oriented Architectures
On Replacement Service Selection in WS-BPEL Scenario Adaptation

Dionisis Margaris, Panayiotis Georgiadis, and Costas Vassilakis
In Proceedings of the 8th IEEE International Conference on Service Oriented Computing & Applications, 2015

Research area: Service Oriented Architectures
A Hybrid Framework for WS-BPEL Scenario Execution Adaptation, Using Monitoring and Feedback Data

Dionisis Margaris, Costas Vassilakis, and Panayiotis Georgiadis
In Proceedings of the ACM Symposium on Applied Computing (SAC), 2015

Research area: Service Oriented Architectures
Preprocessor transformations and adaptation operations for improving QoS delivered by WS-BPEL scenario adaptation through service execution parallelization

Dionisis Margaris, Panayiotis Georgiadis, and Costas Vassilakis
Software and Database Systems (SODA), University of the Peloponnese, 2015 (Technical Report SDBS-TR-15002)

Research area: Service Oriented Architectures
Real time systems (Συστήματα πραγματικού χρόνου)

Dimitris Maroulis and Costas Vassilakis
Tziolas Publications
ISBN: 978-960-418-457-6

Research area:
A Collaborative Filtering Algorithm with Clustering for Personalized Web Service Selection in Business Processes

Dionisis Margaris, Panayiotis Georgiadis, and Costas Vassilakis
In Proceedings of the IEEE International Conference on Research Challenges in Information Science (RCIS), 2015

Research area: Service Oriented Architectures

Year: 2014

Mindmap-Inspired Semantic Personal Information Management

Jenny Rompa, Christos Tryfonopoulos, Costas Vassilakis, George Lepouras
Demo at the 17th International Conference on Extending Database Technology, 2014, Athens, Greece

Research area: Semantic web & Ontologies
Combining Quality of Service-based and Collaborating filtering-based techniques for BPEL scenario execution adaptation

Dionisis Margaris, Panayiotis Georgiadis and Costas Vassilakis
Technical report SDBS-TR-14002

Research area: Service Oriented Architectures
Towards a Learning Analytics Platform for Supporting the Educational Process

George Lepouras, Akrivi Katifori, Costas Vassilakis, Angeliki Antoniou, Nikos Platis
Proceedings of the 5th Conference on Information, Intelligence, Systems & Application (IISA2014)

Research area: Semantic web & Ontologies
Visualization method effectiveness in ontology-based information retrieval tasks involving entity evolution

Akrivi Katifori , Costas Vassilakis, George Lepouras, Elena Torou, Constantin Halatsis and
Proceedings of SMAP 2014

Research area: Semantic web & Ontologies, Visualization

Year: 2013

An integrated framework for QoS-based adaptation and exception resolution in WS-BPEL scenarios

Dionisis Margaris, Costas Vassilakis, and Panayiotis Georgiadis
Proceedings of ACM SAC 2013

Research area:
Performance Tuning of Dual-priority Delta Networks through Queuing Scheduling Disciplines

D. C. Vasiliadis, G. E. Rizos, C. Vassilakis,
Journal of Communications Software and Systems, vol. 9, no. 4, December 2013, pp. 222-235

Research area: Distributed systems
Modelling and performance study of finite-buffered blocking Multistage Interconnection Networks supporting natively 2-class priority routing traffic

D. C. Vasiliadis, G. E. Rizos, C. Vassilakis
To appear in Journal of Network and Computer Applications

Research area: Distributed systems
Adapting WS-BPEL scenario execution using collaborative filtering techniques

Dionisis Margaris, Panayiotis Georgiadis and Costas Vassilakis
Proceedings of IEEE RCIS 2013

Research area: Service Oriented Architectures
Improving museum visitors' Quality of Experience through intelligent recommendations: A visiting style-based approach

Ioanna Lykourentzou, Xavier Claude, Yannick Naudet, Eric Tobias, Angeliki Antoniou, George Lepouras and Costas Vasilakis
Proceedings of MASIE 2013 Workshop, co-located with the 9th International Conference on Intelligent Environments IE'13

Research area: Artificial intelligence & knowledge management, Virtual reality & virtual museums, Recommender systems
A methodology for the design of online exhibitions

Angeliki Antoniou, George Lepouras and Costas Vassilakis
DESIDOC Journal of Library and Information Technology, Special Issue on Online Exhibitions

Research area: Virtual reality & virtual museums
User Profiling: Towards a Facebook Game that Reveals Cognitive Style

Angeliki Antoniou, Ioanna Lykourentzou, Jenny Rompa, Eric Tobias, George Lepouras, Costas Vassilakis, Yannick Naudet
Proceedings of the GALA 2013 conference, Paris, October 2013.

Research area: Human-computer interaction, Virtual reality & virtual museums

Year: 2012

Class-Based Weighted Fair Queuing Scheduling on Quad-Priority Delta Networks

D. C. Vasiliadis, G. E. Rizos, C. Vassilakis
to appear in International Journal of Parallel, Emergent and Distributed Systems, Taylor & Francis

Research area: Distributed systems
A distributed recommender system architecture

Panagiotis Giannikopoulos and Costas Vassilakis
International Journal of Web Engineering and Technology, vol 7(3), 2012

Research area: Data warehouses and OLAP, Distributed systems, Recommender systems
Preprocessor transformations for implementing greedy and service provider-level QoS-based adaptation for BPEL scenario execution

Kareliotis, Costas Vassilakis, Efstathios Rouvas, Panayiotis Georgiadis
SDBS Lab technical report, August 2012

Research area: Service Oriented Architectures
Class-Based Weighted Fair Queuing Scheduling on Dual-Priority Delta Networks

D. C. Vasiliadis, G. E. Rizos, C. Vassilakis,
To appear in Journal of Computer Networks and Communications

Research area: Distributed and web-based systems

Quality assurance information system for the University of the Peloponnese

Framework:	GSRT funding
Duration:	2012-2015
Description:	The goal of this project is the shaping, installation and operation of the information system for supporting the Quality Assurance Unit of the University of the Peloponnese
Web site:	http://modip.uop.gr/is

Research area: Web Systems

Context Management for m-Commerce Applications: Determinants, Methodology and the Role of Marketing

Poulcheria Benou, Costas Vassilakis, Adam Vrechopoulos
Information Technology and Management, vol. 13, pp. 91â€“111, 2012, Springer-Verlag.

Research area: e-government & e-commerce
A context management architecture for m-commerce applications

Poulcheria Benou, Costas Vassilakis
Central European Journal of Computer Science, June 2012, Volume 2, Issue 2, pp 87–117, Versita, co-published with Springer Verlag.

Research area: e-government & e-commerce