The POLYSEMA MPEG-7 Video Annotator. - George Valkanas; Vassileios Tsetsos; Stathes Hadjiefthymiades (SAMT (Posters and Demos), 2007)

A Collision Detection and Resolution Multi Agent Approach Using Utility Functions. - George Valkanas; Pantelis Natsiavas; Nick Bassiliades (BCI, 2009)

Efficient and Adaptive Distributed Skyline Computation. - George Valkanas; Apostolos N. Papadopoulos (SSDBM, 2010)

Deploying In-Network Data Analysis Techniques in Sensor Networks. - George Valkanas; Alexios Kotsifakos; Dimitrios Gunopulos; Ixent Galpin; Alasdair J. G. Gray; Alvaro A. A. Fernandes; Norman W. Paton (Mobile Data Management (1), 2011)

Extending query languages for in-network query processing. - George Valkanas; Dimitrios Gunopulos; Ixent Galpin; Alasdair J. G. Gray; Alvaro A. A. Fernandes (MobiDE, 2011)

Rank-Aware Crawling of Hidden Web sites. - George Valkanas; Alexandros Ntoulas; Dimitrios Gunopulos (WebDB, 2011)

Location Extraction from Social Networks with Commodity Software and Online Data. - George Valkanas; Dimitrios Gunopulos (ICDM Workshops, 2012)

Efficient and domain-invariant competitor mining. - Theodoros Lappas; George Valkanas; Dimitrios Gunopulos (KDD, 2012)

Debugging applications created by a Domain Specific Language: The IPAC case. - Kostas Kolomvatsos; George Valkanas; Stathes Hadjiefthymiades (J. Syst. Softw., 2012)

How the live web feels about events. - George Valkanas; Dimitrios Gunopulos (CIKM, 2013)

SkyDiver: a framework for skyline diversification. - George Valkanas; Apostolos N. Papadopoulos; Dimitrios Gunopulos (EDBT, 2013)

An architecture for detecting events in real-time using massive heterogeneous data sources. - George Valkanas; Dimitrios Gunopulos; Ioannis Boutsis; Vana Kalogeraki (BigMine, 2013)

A reconfigurable middleware for context-aware applications in autonomic computing. - Vassilis Papataxiarhis; Vassileios Tsetsos; George Valkanas; Corinne Kassapoglou-Faist; Damien Piguet; Stathes Hadjiefthymiades (PIMRC, 2013)

A UI Prototype for Emotion-Based Event Detection in the Live Web. - George Valkanas; Dimitrios Gunopulos (CHI-KDD, 2013)

Event Detection from Social Media Data. - George Valkanas; Dimitrios Gunopulos (IEEE Data Eng. Bull., 2013)

Understanding Within-Content Engagement through Pattern Analysis of Mouse Gestures. - Ioannis Arapakis; Mounia Lalmas; George Valkanas (CIKM, 2014)

Metric-Based Top-k Dominating Queries. - Eleftherios Tiakas; George Valkanas; Apostolos N. Papadopoulos; Yannis Manolopoulos (EDBT, 2014)

Skyline Ranking à la IR. - George Valkanas; Apostolos N. Papadopoulos; Dimitrios Gunopulos (EDBT/ICDT Workshops, 2014)

SensorBench: benchmarking approaches to processing wireless sensor network data. - Ixent Galpin; Alan B. Stokes; George Valkanas; Alasdair J. G. Gray; Norman W. Paton; Alvaro A. A. Fernandes; Kai-Uwe Sattler; Dimitrios Gunopulos (SSDBM, 2014)

Mining Twitter Data with Resource Constraints. - George Valkanas; Ioannis Katakis 001; Dimitrios Gunopulos; Anthony Stefanidis (WI-IAT (2), 2014)

Predicting Download Directories for Web Resources. - George Valkanas; Dimitrios Gunopulos (WIMS, 2014)

A Faceted Crawler for the Twitter Service. - George Valkanas; Antonia Saravanou; Dimitrios Gunopulos (WISE (2), 2014)

Mining and managing user-generated content and preferences - George Valkanas (2014)

Twitter Floods when it Rains: A Case Study of the UK Floods in early 2014. - Antonia Saravanou; George Valkanas; Dimitrios Gunopulos; Gennady L. Andrienko (WWW (Companion Volume), 2015)

The Impact of Fake Reviews on Online Visibility: A Vulnerability Assessment of the Hotel Industry. - Theodoros Lappas; Gaurav Sabnis; George Valkanas (Inf. Syst. Res., 2016)

Processing Top-k Dominating Queries in Metric Spaces. - Eleftherios Tiakas; George Valkanas; Apostolos N. Papadopoulos; Yannis Manolopoulos; Dimitrios Gunopulos (ACM Trans. Database Syst., 2016)

Revealing the Hidden Links in Content Networks: An Application to Event Discovery. - Antonia Saravanou; Ioannis Katakis 001; George Valkanas; Vana Kalogeraki; Dimitrios Gunopulos (CIKM, 2017)

Mining Competitors from Large Unstructured Datasets. - George Valkanas; Theodoros Lappas; Dimitrios Gunopulos (IEEE Trans. Knowl. Data Eng., 2017)

Detection and Delineation of Events and Sub-Events in Social Networks. - Antonia Saravanou; Ioannis Katakis 001; George Valkanas; Dimitrios Gunopulos (ICDE, 2018)