| Issue Date | Title | Author(s) |
| Jun-2009 | Factor analysis latent subspace modeling and robust fuzzy clustering using t-distributions | Chatzis, Sotirios P. ; Varvarigou, Theodora |
| 1-Dec-2018 | Forecasting stock market crisis events using deep and statistical machine learning techniques | Chatzis, Sotirios P. ; Siakoulis, Vassilis ; Petropoulos, Anastasios ; Stavroulakis, Evangelos ; Vlachogiannakis, Nikos |
| Jul-2011 | A fuzzy c-means-type algorithm for clustering of data with mixed numeric and categorical attributes employing a probabilistic dissimilarity functional | Chatzis, Sotirios P. |
| 2008 | A fuzzy clustering approach toward Hidden Markov random field models for enhanced spatially constrained image segmentation | Chatzis, Sotirios P. ; Varvarigou, Theodora |
| 5-Jan-2020 | Gated Mixture Variational Autoencoders for Value Added Tax audit case selection | Kleanthous, Christos ; Chatzis, Sotirios P. |
| Sep-2021 | Gaussian process-based Bayesian optimization for data-driven unit commitment | Nikolaidis, Pavlos ; Chatzis, Sotirios P. |
| May-2014 | Gaussian process-mixture conditional heteroscedasticity | Platanios, Emmanouil Antonios ; Chatzis, Sotirios P. |
| 24-May-2018 | The good, the bad and the bait: detecting and characterizing clickbait on youtube | Zannettou, Savvas ; Chatzis, Sotirios P. ; Papadamou, Kostantinos ; Sirivianos, Michael |
| Oct-2017 | A hidden Markov model with dependence jumps for predictive modeling of multidimensional time-series | Petropoulos, Anastasios ; Chatzis, Sotirios P. ; Xanthopoulos, Stelios |
| 2010 | Hidden Markov models with nonelliptically contoured state densities | Chatzis, Sotirios P. |
| 10-Sep-2018 | Indian Buffet Process Deep Generative Models for Semi-Supervised Classification | Chatzis, Sotirios P. |
| Oct-2015 | Inducing-Space Dirichlet Process Mixture Large-Margin Entity Relationship Inference in Knowledge Bases | Chatzis, Sotirios P. |
| Jun-2010 | The infinite hidden Markov random field model | Tsechpenakis, Gabriel ; Chatzis, Sotirios P. |
| 2013 | Infinite markov-switching maximum entropy discrimination machines | Chatzis, Sotirios P. |
| Oct-2013 | The Infinite-Order Conditional Random Field Model for Sequential Data Modeling | Chatzis, Sotirios P. ; Demiris, Yiannis |
| 20-Oct-2022 | Key factors driving the adoption of behavioral biometrics and continuous authentication technology: an empirical research | Stylios, Ioannis Chr ; Kokolakis, Spyros A. ; Thanou, Olga ; Chatzis, Sotirios P. |
| 1-Jan-2015 | A latent manifold markovian dynamics gaussian process | Chatzis, Sotirios P. ; Kosmopoulos, Dimitrios |
| 27-Oct-2018 | Latent subspace modeling of sequential data under the maximum entropy discrimination framework | Chatzis, Sotirios P. |
| 23-Nov-2013 | A latent variable Gaussian process model with Pitman–Yor process priors for multiclass classification | Chatzis, Sotirios P. |
| Mar-2018 | Leveraging Statistical Machine Learning to Address Failure Localization in Optical Networks | Panayiotou, Tania ; Chatzis, Sotirios P. ; Ellinas, Georgios |