Deep Belief Networks for Spam Filtering. - Grigorios Tzortzis; Aristidis Likas (ICTAI (2), 2007)

The global kernel k-means clustering algorithm. - Grigorios Tzortzis; Aristidis Likas (IJCNN, 2008)

Convex Mixture Models for Multi-view Clustering. - Grigorios Tzortzis; Aristidis Likas (ICANN (2), 2009)

The Global Kernel k -Means Algorithm for Clustering in Feature Space. - Grigorios Tzortzis; Aristidis Likas (IEEE Trans. Neural Networks, 2009)

Multiple View Clustering Using a Weighted Combination of Exemplar-Based Mixture Models. - Grigorios Tzortzis; C. L. Likas (IEEE Trans. Neural Networks, 2010)

Kernel-Based Weighted Multi-view Clustering. - Grigorios Tzortzis; Aristidis Likas (ICDM, 2012)

Greedy Unsupervised Multiple Kernel Learning. - Grigorios Tzortzis; Aristidis Likas (SETN, 2012)

Ratio-Based Multiple Kernel Clustering. - Grigorios Tzortzis; Aristidis Likas (ECML/PKDD (3), 2014)

The MinMax k-Means clustering algorithm. - Grigorios Tzortzis; Aristidis Likas (Pattern Recognit., 2014)

Clustering using similarity and kernel matrices - Grigorios Tzortzis (2014)

Developing complex services in an IoT ecosystem. - Charilaos Akasiadis; Grigorios Tzortzis; Evaggelos Spyrou; Constantine D. Spyropoulos (WF-IoT, 2015)

PRESS: PRotEin S-Sulfenylation server. - Marianna Sakka; Grigorios Tzortzis; Michalis D. Mantzaris; Nick Bekas; Tahsin F. Kellici; Aristidis Likas; Dimitrios Galaris; Ioannis P. Gerothanassis; Andreas G. Tzakos (Bioinform., 2016)

Predicting the evolution of communities in social networks using structural and temporal features. - Maria Evangelia G. Pavlopoulou; Grigorios Tzortzis; Dimitrios Vogiatzis; George Paliouras (SMAP, 2017)

TimeRank: A Random Walk Approach for Community Discovery in Dynamic Networks. - Ilias Sarantopoulos; Dimitrios Papatheodorou; Dimitrios Vogiatzis; Grigorios Tzortzis; Georgios Paliouras (COMPLEX NETWORKS (1), 2018)

A Parallel Algorithm for Tracking Dynamic Communities based on Apache Flink. - Georgios Kechagias; Grigorios Tzortzis; George Paliouras; Dimitrios Vogiatzis (SETN, 2018)

Predicting the Evolution of Communities with Online Inductive Logic Programming. - George Athanasopoulos; George Paliouras; Dimitrios Vogiatzis; Grigorios Tzortzis; Nikos Katzouris (TIME, 2018)