Copyright notice: The material is presented to ensure timely dissemination of scholarly and technical work. Copyright and all rights therein are retained by authors or by other copyright holders. All persons copying this information are expected to adhere to the terms and constraints invoked by each copyright. In most cases, these works may not be reposted without the explicit permission of the copyright holder.

If you want a paper that is not available here, or if you have any problems accessing these documents, e-mail me.


  • The Pyramid Quantized Weisfeiler-Lehman Graph Representation.
    Gkirtzou K., and Blaschko M.
    Neurocomputing, 2016
    [pdf] [bibtex] [doi] [code]


  • RDF Keyword Search based on Keywords-To-SPARQL Translation
    Gkirtzou K., Papastefanatos G. and Dalamagas T.
    Proceedings of the First International Workshop on Novel Web Search Interfaces and Systems (NWSearch), 2015 [bibtex] [doi] [code]
  • Keywords-To-SPARQL translation for RDF data search and exploration.
    Gkirtzou K., Karozos K., Vassalos V. and Dalamagas T..
    19th International Conference on Theory and Practice of Digital Libraries (TPDL), 2015
    [bibtex] [doi] [code]
  • RDF Resource Search and Exploration with LinkZoo.
    Meimaris M., Alexiou G., Gkirtzou K., Papastefanatos G. and Dalamagas T.
    4th International Conference on Data Management Technologies and Applications (DATA), 2015
    [bibtex] [doi] [code]
  • Predictive sparse modeling of fMRI data for improved classication, regression, and visualization using the k-support norm.
    Belilovsky E., Gkirtzou K. Misyrlis M., Konova A.B., Honorio J., Alia-Klein N., Goldstein R., Samaras D., and Blaschko M.
    Computerized Medical Imaging and Graphics, 2015
    [pdf] [bibtex] [doi] [code]


  • Publishing Diachronic Life Science Linked Data.
    Gkirtzou K., Vergoulis Th., Hatzigeorgiou A., Sellis T., and Dalamagas T.
    6th International Workshop on Semantic Web Applications and Tools for Life Sciences (SWAT4LS), 2014
    [pdf] [bibtex]


  • Sparsity regularization and graph-based representation in medical imaging
    Gkirtzou Katerina
    PhD Thesis, Ecole Centrale de Paris, 2013.
    [pdf] [bibtex] [presentation]
  • fMRI Analysis with Sparse Weisfeiler-Lehman Graph Statistics.
    Gkirtzou K., Honorio J., Samaras D., Goldstein R. and Blaschko M.
    4th International Workshop on Machine Learning in Medical Imaging (MLMI), 2013.
    [pdf] [bibtex] [doi] [code]
  • Sparse classification with MRI based markers for neuromuscular disease categorization.
    Gkirtzou K., Deux JF, Bassez G., Sotiras A., Rahmouni A.,Varacca Th.,Paragios N. and Blaschko M.
    4th International Workshop on Machine Learning in Medical Imaging (MLMI), 2013.
    [pdf] [Supplementary Material] [bibtex] [doi] [code]
  • fMRI Analysis of Cocaine Addiction Using k-support Sparsity.
    Gkirtzou K., Honorio J., Samaras D., Goldstein R. and Blaschko M.
    International Symposium on Biomedical Imaging (ISBI), 2013.
    [pdf] [bibtex] [doi] [code]


  • MatureBayes: a probabilistic algorithm for identifying the mature miRNA within novel precursors.
    Gkirtzou K., Tsamardinos I., Tsakalides P. and Poirazi P.
    PLoS One, 2010
    [pdf] [bibtex] [code]


  • Mature miRNA identification via the use of a Naive Bayes Classifier
    Gkirtzou Katerina
    Master of Science, University of Crete, 2009
    [pdf] [bibtex] [presentation] [code]
  • Prediction of novel microRNA genes in cancer-associated genomic regions--a combined computational and experimental approach.
    Oulas A., Boutla A., Gkirtzou K., Reczko M., Kalantidis Kr. and Poirazi P.
    Nucleic Acids Research (NAR), 2009
    [pdf] [bibtex]


  • Mature miRNA Identification via the Use of a Naive Bayes Classifier.
    Gkirtzou K., Tsakalides P. and Poirazi P.
    8th IEEE International Conference on BioInformatics and BioEngineering (BIBE), 2008
    [pdf] [bibtex] [code]
  • Visualization of Proofs in Defeasible Logic
    Avguleas I., Gkirtzou K., Triantafilou S., Bikakis A., Antoniou Gr.,Kontopoulos E. and Bassiliades N.
    Rule Representation, Interchange and Reasoning on the Web (RuleML), 2008
    [pdf] [bibtex]