Grigorios Tzortzis

According to our database, Grigorios Tzortzis authored at least 16 papers between 2007 and 2018.

Collaborative distances:

• Dijkstra number of five.
• Erdős number of five.

2018

Predicting the Evolution of Communities with Online Inductive Logic Programming.

George Athanasopoulos, George Paliouras, Dimitrios Vogiatzis, Grigorios Tzortzis, Nikos Katzouris

Proceedings of the 25th International Symposium on Temporal Representation and Reasoning, 2018

A Parallel Algorithm for Tracking Dynamic Communities based on Apache Flink.

Georgios Kechagias, Grigorios Tzortzis, George Paliouras, Dimitrios Vogiatzis

Proceedings of the 10th Hellenic Conference on Artificial Intelligence, 2018

TimeRank: A Random Walk Approach for Community Discovery in Dynamic Networks.

Ilias Sarantopoulos, Dimitrios Papatheodorou, Dimitrios Vogiatzis, Grigorios Tzortzis, Georgios Paliouras

Proceedings of the Complex Networks and Their Applications VII, 2018

2017

Predicting the evolution of communities in social networks using structural and temporal features.

Maria Evangelia G. Pavlopoulou, Grigorios Tzortzis, Dimitrios Vogiatzis, George Paliouras

Proceedings of the 12th International Workshop on Semantic and Social Media Adaptation and Personalization, 2017

2016

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

2015

Developing complex services in an IoT ecosystem.

Charilaos Akasiadis, Grigorios Tzortzis, Evaggelos Spyrou, Constantine D. Spyropoulos

Proceedings of the 2nd IEEE World Forum on Internet of Things, 2015

2014

Clustering using similarity and kernel matrices

Grigorios Tzortzis

PhD thesis, 2014

The MinMax k-Means clustering algorithm.

Grigorios Tzortzis, Aristidis Likas

Pattern Recognit., 2014

Ratio-Based Multiple Kernel Clustering.

Grigorios Tzortzis, Aristidis Likas

Proceedings of the Machine Learning and Knowledge Discovery in Databases, 2014

2012

Greedy Unsupervised Multiple Kernel Learning.

Grigorios Tzortzis, Aristidis Likas

Proceedings of the Artificial Intelligence: Theories and Applications, 2012

Kernel-Based Weighted Multi-view Clustering.

Grigorios Tzortzis, Aristidis Likas

Proceedings of the 12th IEEE International Conference on Data Mining, 2012

2010

Multiple View Clustering Using a Weighted Combination of Exemplar-Based Mixture Models.

Grigorios Tzortzis, C. L. Likas

IEEE Trans. Neural Networks, 2010

2009

The Global Kernel k -Means Algorithm for Clustering in Feature Space.

Grigorios Tzortzis, Aristidis Likas

IEEE Trans. Neural Networks, 2009

Convex Mixture Models for Multi-view Clustering.

Grigorios Tzortzis, Aristidis Likas

Proceedings of the Artificial Neural Networks, 2009

2008

The global kernel k-means clustering algorithm.

Grigorios Tzortzis, Aristidis Likas

Proceedings of the International Joint Conference on Neural Networks, 2008

2007

Deep Belief Networks for Spam Filtering.

Grigorios Tzortzis, Aristidis Likas

Proceedings of the 19th IEEE International Conference on Tools with Artificial Intelligence (ICTAI 2007), 2007