2016
Big IoT and Social Networking Data for Smart Cities - Algorithmic Improvements on Big Data Analysis in the Context of RADICAL City Applications.
Proceedings of the CLOSER 2016, 2016
2015
Τεχνικές ανάκτησης περιεχομένου και ανάλυσης διάχυσης της επιρροής στα κοινωνικά δίκτυα
PhD thesis, 2015
Large-scale evaluation framework for local influence theories in Twitter.
Inf. Process. Manag., 2015
SUPER: Towards the use of Social Sensors for Security Assessments and Proactive Management of Emergencies.
Proceedings of the 24th International Conference on World Wide Web Companion, 2015
Trust Inference in Online Social Networks.
Proceedings of the 2015 IEEE/ACM International Conference on Advances in Social Networks Analysis and Mining, 2015
2014
Predicting Edge Signs in Social Networks Using Frequent Subgraph Discovery.
IEEE Internet Comput., 2014
SocIoS API: A Data Aggregator for Accessing User Generated Content from Online Social Networks.
Proceedings of the Web Information Systems Engineering - WISE 2014 Workshops, 2014
Clustering Documents using the 3-Gram Graph Representation Model.
Proceedings of the 18th Panhellenic Conference on Informatics, 2014
2013
A Similarity-based Chinese Restaurant Process for Social Event Detection.
Proceedings of the MediaEval 2013 Multimedia Benchmark Workshop, 2013
PERIKLIS - Electronic Democracy in the 21st Century.
Proceedings of the E-Democracy, Security, Privacy and Trust in a Digital World, 2013
2012
Policy Testing in Virtual Environments: Addressing Technical and Legal Challenges.
Int. J. Electron. Gov. Res., 2012
Social media meta-API: leveraging the content of social networks.
Proceedings of the 21st World Wide Web Conference, 2012
E-Government and Policy Simulation in Intelligent Virtual Environments.
Proceedings of the WEBIST 2012 - Proceedings of the 8th International Conference on Web Information Systems and Technologies, Porto, Portugal, 18, 2012
SocIoS: A Social Media Application Ontology.
Proceedings of the On the Move to Meaningful Internet Systems: OTM 2012 Workshops, 2012
An Ontology for Social Networking Sites Interoperability.
Proceedings of the KEOD 2012 - Proceedings of the International Conference on Knowledge Engineering and Ontology Development, Barcelona, Spain, 4, 2012
Service Quality Model Evaluation.
Proceedings of the Achieving Real-Time in Distributed Computing - From Grids to Clouds., 2012
2011
A Service Oriented Architecture Enabling Policy Simulation in Virtual Spaces.
Proceedings of the Third International Conference on Games and Virtual Worlds for Serious Applications, 2011
2010
Execution Management for Mobile Service-Oriented Environments.
Int. J. Syst. Serv. Oriented Eng., 2010
2008
Business Relationships in Grid Workflows.
Proceedings of the Grid Economics and Business Models, 5th International Workshop, 2008