Towards an approximation theory of discrete problems, Part I. - Andrzej Skowron; Jaroslaw Stepaniuk (Fundam. Informaticae, 1991)

Applications of finite models properties in approximation and algorithmic logics. - Jaroslaw Stepaniuk (Fundam. Informaticae, 1991)

Approximation of Relations. - Andrzej Skowron; Jaroslaw Stepaniuk (RSKD, 1993)

Application of Modal Logics and Rough Sets for Classifying Objects. - Jan G. Bazan; Hung Son Nguyen; Tuan Trung Nguyen; Andrzej Skowron; Jaroslaw Stepaniuk (WOCFAI, 1995)

Tolerance Approximation Spaces. - Andrzej Skowron; Jaroslaw Stepaniuk (Fundam. Informaticae, 1996)

Attribute Discovery and Rough Sets. - Jaroslaw Stepaniuk (PKDD, 1997)

Data Transformation and Rough Sets. - Jaroslaw Stepaniuk; Marcin Maj (PKDD, 1998)

Approximation Spaces in Extensions of Rough Set Theory. - Jaroslaw Stepaniuk (Rough Sets and Current Trends in Computing, 1998)

Optimizations of Rough Set Model. - Jaroslaw Stepaniuk (Fundam. Informaticae, 1998)

Rough Set Data Mining of Diabetes Data. - Jaroslaw Stepaniuk (ISMIS, 1999)

Towards Discovery of Information Granules. - Andrzej Skowron; Jaroslaw Stepaniuk (PKDD, 1999)

Information Granules in Distributed Environment. - Andrzej Skowron; Jaroslaw Stepaniuk (RSFDGrC, 1999)

Information Granules for Spatial Reasoning. - Andrzej Skowron; Jaroslaw Stepaniuk; Shusaku Tsumoto (PAKDD, 2000)

Approximation of Information Granule Sets. - Andrzej Skowron; Jaroslaw Stepaniuk; James F. Peters (Rough Sets and Current Trends in Computing, 2000)

Computational Complexity of Multimodal Logics Based on Rough Sets. - Stéphane Demri; Jaroslaw Stepaniuk (Fundam. Informaticae, 2000)

Extracting Patterns Using Information Granules: A Brief Introduction. - Andrzej Skowron; Jaroslaw Stepaniuk; James F. Peters (JSAI Workshops, 2001)

Granular Computing: A Rough Set Approach. - Hung Son Nguyen; Andrzej Skowron; Jaroslaw Stepaniuk (Comput. Intell., 2001)

Information Granule Decomposition. - Andrzej Skowron; Jaroslaw Stepaniuk (Fundam. Informaticae, 2001)

Information granules: Towards foundations of granular computing. - Andrzej Skowron; Jaroslaw Stepaniuk (Int. J. Intell. Syst., 2001)

Rough Neurocomputing Based on Hierarchical Classifiers. - Andrzej Skowron; Jaroslaw Stepaniuk; James F. Peters (Rough Sets and Current Trends in Computing, 2002)

Towards an Ontology of Approximate Reason. - James F. Peters; Andrzej Skowron; Jaroslaw Stepaniuk; Sheela Ramanna (Fundam. Informaticae, 2002)

Hybrid Classifier Based on Rough Sets and Neural Networks. - Jaroslaw Stepaniuk; Katarzyna Kierzkowska (RSKD, 2003)

Rough Sets and Infomorphisms: Towards Approximation of Relations in Distributed Environments. - Andrzej Skowron; Jaroslaw Stepaniuk; James F. Peters (Fundam. Informaticae, 2003)

Tolerance Information Granules. - Jaroslaw Stepaniuk (MSRAS, 2004)

Constrained Sums of Information Systems. - Andrzej Skowron; Jaroslaw Stepaniuk (Rough Sets and Current Trends in Computing, 2004)

Learning First-Order Rules: A Rough Set Approach. - Jaroslaw Stepaniuk; Piotr Honko (Fundam. Informaticae, 2004)

Information Granules and Rough-Neurocomputing. - Andrzej Skowron; Jaroslaw Stepaniuk (Rough-Neural Computing: Techniques for Computing with Words, 2004)

Approximation Spaces in Machine Learning and Pattern Recognition. - Andrzej Skowron; Jaroslaw Stepaniuk; Roman W. Swiniarski (PReMI, 2005)

Ontological Framework for Approximation. - Jaroslaw Stepaniuk; Andrzej Skowron (RSFDGrC (1), 2005)

Modelling Complex Patterns by Information Systems. - Jaroslaw Stepaniuk; Jan G. Bazan; Andrzej Skowron (Fundam. Informaticae, 2005)

Hierarchical modelling in searching for complex patterns: constrained sums of information systems. - Andrzej Skowron; Jaroslaw Stepaniuk (J. Exp. Theor. Artif. Intell., 2005)

Calculi of Approximation Spaces. - Andrzej Skowron; Jaroslaw Stepaniuk; James F. Peters; Roman W. Swiniarski (Fundam. Informaticae, 2006)

Modeling of High Quality Granules. - Andrzej Skowron; Jaroslaw Stepaniuk (RSEISP, 2007)

Nearness of Objects: Extension of Approximation Space Model. - James F. Peters; Andrzej Skowron; Jaroslaw Stepaniuk (Fundam. Informaticae, 2007)

Relational Data and Rough Sets. - Jaroslaw Stepaniuk (Fundam. Informaticae, 2007)

Approximation Spaces in Multi Relational Knowledge Discovery. - Jaroslaw Stepaniuk (Trans. Rough Sets, 2007)

Standard and Fuzzy Rough Entropy Clustering Algorithms in Image Segmentation. - Dariusz Malyszko; Jaroslaw Stepaniuk (RSCTC, 2008)

Optimization in Discovery of Compound Granules. - Andrzej Jankowski; James F. Peters; Andrzej Skowron; Jaroslaw Stepaniuk (Fundam. Informaticae, 2008)

Information Granulation: A Medical Case Study. - Urszula Kuzelewska; Jaroslaw Stepaniuk (Trans. Rough Sets, 2008)

Fuzzy Rough Entropy Clustering Algorithm Parametrization. - Dariusz Malyszko; Jaroslaw Stepaniuk (ICMMI, 2009)

Rough Entropy Based k-Means Clustering. - Dariusz Malyszko; Jaroslaw Stepaniuk (RSFDGrC, 2009)

Rough Sets: Foundations and Perspectives. - James F. Peters; Andrzej Skowron; Jaroslaw Stepaniuk (Encyclopedia of Complexity and Systems Science, 2009)

Generalized Hypersphere d-Metric in Rough Measures and Image Analysis. - Dariusz Malyszko; Jaroslaw Stepaniuk (FGIT-SIP/MulGraB, 2010)

Fuzzified Probabilistic Rough Measures in Image Segmentation. - Dariusz Malyszko; Jaroslaw Stepaniuk (FGIT-SIP/MulGraB, 2010)

Probabilistic Rough Entropy Measures in Image Segmentation. - Dariusz Malyszko; Jaroslaw Stepaniuk (RSCTC, 2010)

Approximations and Classifiers. - Andrzej Skowron; Jaroslaw Stepaniuk (RSCTC, 2010)

Adaptive Rough Entropy Clustering Algorithms in Image Segmentation. - Dariusz Malyszko; Jaroslaw Stepaniuk (Fundam. Informaticae, 2010)

Approximation Spaces in Rough-Granular Computing. - Andrzej Skowron; Jaroslaw Stepaniuk; Roman W. Swiniarski (Fundam. Informaticae, 2010)

Adaptive multilevel rough entropy evolutionary thresholding. - Dariusz Malyszko; Jaroslaw Stepaniuk (Inf. Sci., 2010)

Subspace Entropy Maps for Rough Extended Framework. - Dariusz Malyszko; Jaroslaw Stepaniuk (ACIIDS (2), 2011)

RECA Components in Rough Extended Clustering Framework. - Dariusz Malyszko; Jaroslaw Stepaniuk (ACIIDS (2), 2011)

Uniform RECA Transformations in Rough Extended Clustering Framework. - Dariusz Malyszko; Jaroslaw Stepaniuk (ACIIDS (2), 2011)

Fuzzification Operator for Rough Sets in Image Segmentation. - Dariusz Malyszko; Jaroslaw Stepaniuk (ICMMI, 2011)

Correlated Gauss Distribution Based Rough Entropy Thresholding Measures in Image Segmentation. - Dariusz Malyszko; Jaroslaw Stepaniuk (ISMIS Industrial Session, 2011)

Approximations of Functions: Toward Rough Granular Calculus. - Andrzej Skowron; Jaroslaw Stepaniuk (RSKT, 2011)

Function Approximation and Quality Measures in Rough-Granular Systems. - Marcin S. Szczuka; Andrzej Skowron; Jaroslaw Stepaniuk (Fundam. Informaticae, 2011)

Rough Entropy Hierarchical Agglomerative Clustering in Image Segmentation. - Dariusz Malyszko; Jaroslaw Stepaniuk (Trans. Rough Sets, 2011)

Nearness of Objects. Approximation Space Model Revisited. - James F. Peters; Andrzej Skowron; Jaroslaw Stepaniuk (CS&P, 2012)

Rough Derivatives as Dynamic Granules in Rough Granular Calculus. - Andrzej Skowron; Jaroslaw Stepaniuk; Andrzej Jankowski; Jan G. Bazan (IPMU (1), 2012)

Rough Set Based Reasoning About Changes. - Andrzej Skowron; Jaroslaw Stepaniuk; Andrzej Jankowski; Jan G. Bazan; Roman W. Swiniarski (Fundam. Informaticae, 2012)

Modeling rough granular computing based on approximation spaces. - Andrzej Skowron; Jaroslaw Stepaniuk; Roman W. Swiniarski (Inf. Sci., 2012)

FPGA in Rough Set Based Core and Reduct Computation. - Tomasz Grzes; Maciej Kopczynski; Jaroslaw Stepaniuk (RSKT, 2013)

Nearness of Visual Objects. Application of Rough Sets in Proximity Spaces. - James F. Peters; Andrzej Skowron; Jaroslaw Stepaniuk (Fundam. Informaticae, 2013)

The First Step Toward Processor for Rough Set Methods. - Jaroslaw Stepaniuk; Maciej Kopczynski; Tomasz Grzes (Fundam. Informaticae, 2013)

Hardware Implementations of Rough Set Methods in Programmable Logic Devices. - Maciej Kopczynski; Jaroslaw Stepaniuk (Rough Sets and Intelligent Systems (2), 2013)

Generating Core in Rough Set Theory: Design and Implementation on FPGA. - Maciej Kopczynski; Tomasz Grzes; Jaroslaw Stepaniuk (RSEISP, 2014)

FPGA in Rough-Granular Computing: Reduct Generation. - Maciej Kopczynski; Tomasz Grzes; Jaroslaw Stepaniuk (WI-IAT (1), 2014)

Generating Core Based on Discernibility Measure and MapReduce. - Michal Czolombitko; Jaroslaw Stepaniuk (PReMI, 2015)

Computation of Cores in Big Datasets: An FPGA Approach. - Maciej Kopczynski; Tomasz Grzes; Jaroslaw Stepaniuk (RSKT, 2015)

Imbalanced Data Classification: A Novel Re-sampling Approach Combining Versatile Improved SMOTE and Rough Sets. - Katarzyna Borowska; Jaroslaw Stepaniuk (CISIM, 2016)

Attribute Reduction Based on MapReduce Model and Discernibility Measure. - Michal Czolombitko; Jaroslaw Stepaniuk (CISIM, 2016)

Hardware Supported Rough Sets Based Rules Generation for Big Datasets. - Maciej Kopczynski; Tomasz Grzes; Jaroslaw Stepaniuk (CISIM, 2016)

Core for Large Datasets: Rough Sets on FPGA. - Maciej Kopczynski; Tomasz Grzes; Jaroslaw Stepaniuk (Fundam. Informaticae, 2016)

Rough Sets Based LEM2 Rules Generation Supported by FPGA. - Maciej Kopczynski; Tomasz Grzes; Jaroslaw Stepaniuk (Fundam. Informaticae, 2016)

Rough Sets in Imbalanced Data Problem: Improving Re-sampling Process. - Katarzyna Borowska; Jaroslaw Stepaniuk (CISIM, 2017)

Scalable Maximal Discernibility Discretization for Big Data. - Michal Czolombitko; Jaroslaw Stepaniuk (IJCRS (1), 2017)

Hardware Supported Rule-Based Classification on Big Datasets. - Maciej Kopczynski; Tomasz Grzes; Jaroslaw Stepaniuk (IJCRS (1), 2017)

Granular Computing and Parameters Tuning in Imbalanced Data Preprocessing. - Katarzyna Borowska; Jaroslaw Stepaniuk (CISIM, 2018)

Concept Approximation Based on Rough Sets and Judgment. - Jaroslaw Stepaniuk; Grzegorz Góra; Andrzej Skowron (IJCRS, 2019)

A rough-granular approach to the imbalanced data classification problem. - Katarzyna Borowska; Jaroslaw Stepaniuk (Appl. Soft Comput., 2019)

Imbalanced Data: Rough Set Methods in Approximation of Minority Classes. - Jaroslaw Stepaniuk (CISIM, 2020)

Core Computation and Artificial Fish Swarm Algorithm in Rough Set Data Reduction. - Jaroslaw Stepaniuk (CISIM, 2021)

Rough-Granular Approach in Imbalanced Bankruptcy Data Analysis. - Katarzyna Borowska; Jaroslaw Stepaniuk (KES, 2022)

Three-way approximation of decision granules based on the rough set approach. - Jaroslaw Stepaniuk; Andrzej Skowron (Int. J. Approx. Reason., 2023)

Toward rough set based insightful reasoning in intelligent systems. - Andrzej Skowron; Jaroslaw Stepaniuk (Inf. Sci., 2025)