| 2025 | IJCCI | Combining Large-Scale and Domain-Specific Datasets for Hate Speech Severity Modeling: A Regression-Based Approach. | Andrew Asante, Petr Hjek |
| 2025 | KES | Multimodal Financial Sentiment for Stock Return Prediction. | Petr Hjek, Josef Novotny, Michal Munk, Dasa Munkov |
| 2025 | KES | Enhancing IoT Intrusion Detection Performance Using Autoencoder-Based Feature Optimization and K-Means Clustering. | Zeru Kifle Kebede, Petr Hjek |
| 2020 | KES | Combining Rough Set-based Relevance and Redundancy for the Ranking and Selection of Nominal Features. | Wojciech Froelich, Petr Hjek |
| 2016 | EANN | Predicting Abnormal Bank Stock Returns Using Textual Analysis of Annual Reports - a Neural Network Approach. | Petr Hjek, Jana Bohcov |
| 2015 | EANN | Intuitionistic Fuzzy Neural Network: The Case of Credit Scoring Using Text Information. | Petr Hjek, Vladimr Olej |
| 2014 | ICNC | Comparing corporate financial performance and qualitative information from annual reports using self-organizing maps. | Petr Hjek, Vladimr Olej |
| 2013 | EANN | Prediction of Air Quality Indices by Neural Networks and Fuzzy Inference Systems - The Case of Pardubice Microregion. | Petr Hjek, Vladimr Olej |
| 2013 | EANN | Evaluating Sentiment in Annual Reports for Financial Distress Prediction Using Neural Networks and Support Vector Machines. | Petr Hjek, Vladimr Olej |
| 2010 | ICANN | IF-Inference Systems Design for Prediction of Ozone Time Series: The Case of Pardubice Micro-region. | Vladimr Olej, Petr Hjek |
| 2010 | IJCCI | Probabilistic Neural Networks for Credit Rating Modelling. | Petr Hjek |
| 2009 | EANN | Municipal Creditworthiness Modelling by Kernel-Based Approaches with Supervised and Semi-supervised Learning. | Petr Hjek, Vladimr Olej |
| 2009 | ICANN | Municipal Creditworthiness Modelling by Radial Basis Function Neural Networks and Sensitive Analysis of Their Input Parameters. | Vladimr Olej, Petr Hjek |
| 2008 | ICAISC | Municipal Creditworthiness Modelling by Kohonen's Self-organizing Feature Maps and LVQ Neural Networks. | Petr Hjek, Vladimr Olej |
| 2008 | ICANN | Municipal Creditworthiness Modelling by Kohonen's Self-Organizing Feature Maps and Fuzzy Logic Neural Networks. | Petr Hjek, Vladimr Olej |
| 2007 | EUSFLAT | Mathematical Fuzzy Logic - a Survey and Some News. | Petr Hjek |
| 2003 | EUSFLAT | Fleas and fuzzy logic: a survey. | Petr Hjek |
| 2001 | IJCAI | A Fuzzy Modal Logic for Belief Functions. | Llus Godo, Petr Hjek, Francesc Esteva |
| 1998 | CSL | Trakhtenbrot Theorem and Fuzzy Logic. | Petr Hjek |
| 1998 | DIS | Formal Logics of Discovery and Hypothesis Formation by Machine. | Petr Hjek, Martin Holena |
| 1995 | AIME | Medical Fuzz;y Expert Systems and Reasoning about Beliefs. | Petr Hjek, Dagmar Harmancov |
| 1995 | UAI | Fuzzy logic and probability. | Petr Hjek, Llus Godo, Francesc Esteva |
| 1995 | SOFSEM | Fuzzy Logic From The Logical Point of View. | Petr Hjek |
| 1994 | IPMU | Possibilistic Logic as Interpretability Logic. | Petr Hjek |
| 1994 | UAI | On Modal Logics for Qualitative Possibility in a Fuzzy Setting. | Petr Hjek, Dagmar Harmancov, Francesc Esteva, Pere Garcia, Llus Godo |
| 1982 | ECAI | Applying Artificial Intelligence to Data Analysis. | Petr Hjek |
| 1981 | MFCS | Making Dynamic Logic First-Order. | Petr Hjek |
| 1977 | MFCS | Arithmetical Complexity of Some Problems in Computer Science. | Petr Hjek |
| 1975 | MFCS | On Logics of Discovery. | Petr Hjek |
| 1973 | MFCS | Some Logical Problems of Automated Research. | Petr Hjek |