Lech Polkowski

Publication Activity (10 Years)

Years Active: 1994-2020
Publications (10 Years): 10

Top Topics

Spatial Reasoning

Rough Mereology

Monotonicity Property

Top Venues

Fundam. Informaticae

Trans. Rough Sets

Publications

Lech Polkowski
On the Compactness Property of Mereological Spaces. Fundam. Informaticae 172 (1) (2020)
Lech Polkowski
On logical and mereological renderings of the Bayes theorem (short paper). CS&P (2019)
Lech Polkowski
Anniversary of Regained Polish Independence. Trans. Rough Sets 21 (2019)
Lech Polkowski
A Logic for Spatial Reasoning in the Framework of Rough Mereology. Trans. Rough Sets 21 (2019)
Lech Polkowski
Introducing Mass-based Rough Mereology in a Mereological Universe with Relations to Fuzzy Logics and a Generalization of the Łukasiewicz Logical Foundations of Probability. Fundam. Informaticae 166 (3) (2019)
Lech Polkowski, Lukasz Zmudzinski, Piotr Artiemjew
Robot Navigation and Path Planning by Means of Rough Mereology. IRC (2018)
Lech Polkowski
The Bayes Theorem Counterpart in Mass-Based Rough Mereology. CS&P (2018)
Lech Polkowski
On Mereology as a Tool in Problems of Intelligent Control, Granular Computing, Data Analysis and Approximate and Spatial Reasoning. IJCRS (2) (2017)
Lech Polkowski
A Version of Rough Mereology Suitable for Rough Sets. CS&P (2016)
Lech Polkowski, Maria Semeniuk-Polkowska
Where Rough Sets and Fuzzy Sets Meet. Fundam. Informaticae 142 (1-4) (2015)
Lech Polkowski, Maria Semeniuk-Polkowska
On the Problem of Boundaries from Mereology and Rough Mereology Points of View. Fundam. Informaticae 133 (2-3) (2014)
Lech Polkowski, Maria Semeniuk-Polkowska
Boundaries, Borders, Fences, Hedges. Fundam. Informaticae 129 (1-2) (2014)
Maria Semeniuk-Polkowska, Lech Polkowski
On a Notion of Extensionality for Artifacts. Fundam. Informaticae 127 (1-4) (2013)
Lech Polkowski, Maria Semeniuk-Polkowska
Granular Mereotopology: A First Sketch. CS&P (2013)
Lech Polkowski, Maria Semeniuk-Polkowska
On a Notion of Extensionality for Artifacts. CS&P (2012)
Lech Polkowski, Piotr Artiemjew
Granular computing in the frame of rough mereology. A case study: Classification of data into decision categories by means of granular reflections of data. Int. J. Intell. Syst. 26 (6) (2011)
Pawel Osmialowski, Lech Polkowski
Spatial Reasoning Based on Rough Mereology: A Notion of a Robot Formation and Path Planning Problem for Formations of Mobile Autonomous Robots. Trans. Rough Sets 12 (2010)
Lech Polkowski
Granulation of Knowledge by Tools of Rough Mereology. GrC (2010)
Lech Polkowski, Maria Semeniuk-Polkowska
Granular Rough Mereological Logics with Applications to Dependencies in Information and Decision Systems. Trans. Rough Sets 12 (2010)
Lech Polkowski, Piotr Artiemjew
On Knowledge Granulation and Applications to Classifier Induction in the Framework of Rough Mereology. Int. J. Comput. Intell. Syst. 2 (4) (2009)
Lech Polkowski, Pawel Osmialowski
A Framework for Multiagent Mobile Robotics: Spatial Reasoning Based on Rough Mereology in Player/Stage System. RSCTC (2008)
Lech Polkowski
On the Idea of Using Granular Rough Mereological Structures in Classification of Data. RSKT (2008)
Lech Polkowski, Piotr Artiemjew
On Classifying Mappings Induced by Granular Structures. Trans. Rough Sets 9 (2008)
Lech Polkowski, Maria Semeniuk-Polkowska
Reasoning about Concepts by Rough Mereological Logics. RSKT (2008)
Lech Polkowski
Granular Computing: Toward Inner Logics in Decision Systems. An Abstract of the Talk at IEEE GrC2008. GrC (2008)
Lech Polkowski, Piotr Artiemjew
Rough Mereology in Classification of Data: Voting by Means of Residual Rough Inclusions. RSCTC (2008)
Lech Polkowski
Mereological Theories of Concepts in Granular Computing. Trans. Comput. Sci. 2 (2008)
Lech Polkowski, Piotr Artiemjew
A Study in Granular Computing: On Classifiers Induced from Granular Reflections of Data. Trans. Rough Sets 9 (2008)
Lech Polkowski, Maria Semeniuk-Polkowska
On Foundations and Applications of the Paradigm of Granular Rough Computing. Int. J. Cogn. Informatics Nat. Intell. 2 (2) (2008)
Lech Polkowski
Rough Mereology in Analysis of Vagueness. RSKT (2008)
Lech Polkowski
The Paradigm of Granular Rough Computing: Foundations and Applications. IEEE ICCI (2007)
Lech Polkowski
The Paradigm of Granular Rough Computing: Foundations and Applications. IEEE ICCI (2007)
Lech Polkowski, Piotr Artiemjew
Granular Computing: Granular Classifiers and Missing Values. IEEE ICCI (2007)
Lech Polkowski, Piotr Artiemjew
On Granular Rough Computing with Missing Values. RSEISP (2007)
Lech Polkowski
Concept Approximation in Mathematics and Computer Science. An Essay in Homage to Zdzislsaw Pawlak. Fundam. Informaticae 75 (1-4) (2007)
Lech Polkowski
Granulation of Knowledge in Decision Systems: The Approach Based on Rough Inclusions. The Method and Its Applications. RSEISP (2007)
Lech Polkowski, Piotr Artiemjew
On Granular Rough Computing: Factoring Classifiers Through Granulated Decision Systems. RSEISP (2007)
Lech Polkowski
Rough Mereological Reasoning in Rough Set Theory: Recent Results and Problems. RSKT (2006)
Lech Polkowski
A model of granular computing with applications. granules from rough inclusions in information systems. GrC (2006)
Lech Polkowski
A Set Theory for Rough Sets. Toward A Formal Calculus of Vague Statements. Fundam. Informaticae 71 (1) (2006)
Mariusz Flasinski, Edward Nawarecki, Lech Polkowski, Robert Schaefer, Jerzy Stefanowski, Zbigniew Suraj
Preface. Fundam. Informaticae 71 (1) (2006)
Lech Polkowski
Formal granular calculi based on rough inclusions. GrC (2005)
Lech Polkowski, Maria Semeniuk-Polkowska
On Rough Set Logics Based on Similarity Relations. Fundam. Informaticae 64 (1-4) (2005)
Lech Polkowski
Rough-fuzzy-neurocomputing based on rough mereological calculus of granules. Int. J. Hybrid Intell. Syst. 2 (2) (2005)
Lech Polkowski
On granular computing and approximations to classifiers. DMIN (2005)
Lech Polkowski
Toward Rough Set Foundations. Mereological Approach. Rough Sets and Current Trends in Computing (2004)
Lech Polkowski, Maria Semeniuk-Polkowska
Some Remarks on Sets of Communicating Sequential Processes in Topological Rough Set Framework. Fundam. Informaticae 60 (1-4) (2004)
Lech Polkowski
A Note on 3-valued Rough Logic Accepting Decision Rules. Fundam. Informaticae 61 (1) (2004)
Lech Polkowski
Mereological Foundations to Approximate Reasoning. MSRAS (2004)
Peter Apostoli, Akira Kanda, Lech Polkowski
First Steps Towards Computably-Infinite Information Systems. Trans. Rough Sets 2 (2004)
Lech Polkowski, Maria Semeniuk-Polkowska
Sets of Communicating Sequential Processes. A Topological Rough Set Framework. KES (2004)
Lech Polkowski
Rough Mereology as a Link Between Rough and Fuzzy Set Theories. A Survey. Trans. Rough Sets 2 (2004)
Lech Polkowski
A Survey of Recent Results on Spatial Reasoning via Rough Inclusions. IMTCI (2004)
Guoyin Wang, Qing Liu, Tsau Young Lin, Yiyu Yao, Lech Polkowski
Preface. Fundam. Informaticae 59 (2-3) (2004)
Lech Polkowski, Adam Szmigielski
Rough Mereology as a Language for a Minimalist Mobile Robot's Eenvironment Description. MSRAS (2004)
Maria Semeniuk-Polkowska, Lech Polkowski
Conjugate Information Systems: Learning Cognitive Concepts in Rough Set Theory. RSFDGrC (2003)
Adam Szmigielski, Lech Polkowski
Computing from words via rough mereology in mobile robot navigation. IROS (2003)
Lech Polkowski
Rough Mereology: A Survey of New Developments with Applications to Granular Computing, Spatial Reasoning and Computing with Words. RSFDGrC (2003)
Lech Polkowski
A Rough Set Paradigm for Unifying Rough Set Theory and Fuzzy Set Theory. RSFDGrC (2003)
Lech Polkowski
On Spatial Reasoning via Rough Mereology. Grammars and Automata for String Processing (2003)
Lech Polkowski, Boleslaw Araszkiewicz
A Rough Set Approach to Estimating the Game Value and the Shapley Value from Data. Electron. Notes Theor. Comput. Sci. 82 (4) (2003)
Lech Polkowski, Maria Semeniuk-Polkowska
Rough-Fuzzy-Neurocomputing Based on Rough Mereological Calcus of Granules. HIS (2003)
Lech Polkowski
Rough Mereology: A Rough Set Paradigm for Unifying Rough Set Theory and Fuzzy Set Theory. Fundam. Informaticae 54 (1) (2003)
Lech Polkowski
On Fractal Dimension in Information Systems. Toward Exact Sets in Infinite Information Systems. Fundam. Informaticae 50 (3-4) (2002)
Lech Polkowski
On Asymptotic Properties of Rough-Set-Theoretic Approximations. Fractal Dimension, Exact Sets, and Rough Inclusion in Potentially Infinite Information Systems. Rough Sets and Current Trends in Computing (2002)
Lech Polkowski, Boleslaw Araszkiewicz
A Rough Set Approach to Estimating the Game Value and the Shapley Value from Data . Fundam. Informaticae 53 (3-4) (2002)
Lech Polkowski
On Connection Synthesis via Rough Mereology. Fundam. Informaticae 46 (1-2) (2001)
Lech Polkowski
On Fractals in Information Systems: The First Step. JSAI Workshops (2001)
Lech Polkowski, Andrzej Skowron
Towards grammars of decision algorithms. Where Mathematics, Computer Science, Linguistics and Biology Meet (2001)
Lech Polkowski, Andrzej Skowron
Rough Mereological Calculi of Granules: A Rough Set Approach to Computation. Comput. Intell. 17 (3) (2001)
Masahiro Inuiguchi, Lech Polkowski
Meticulous Rough Inclusion and Its Relations to Fuzzy Inclusion. FUZZ-IEEE (2001)
Lech Polkowski, Andrzej Skowron
Synthesis Grammars. Recent Topics in Mathematical and Computational Linguistics (2000)
Lech Polkowski, Maria Semeniuk-Polkowska
Marcus Topologies and Applications to Granular Semantics over Mereological Granules of Knowledge. Recent Topics in Mathematical and Computational Linguistics (2000)
Lech Polkowski
Spatial Reasoning via Rough Sets. Rough Sets and Current Trends in Computing (2000)
Lech Polkowski, Andrzej Skowron
Rough-Neuro Computing. Rough Sets and Current Trends in Computing (2000)
Lech Polkowski, Andrzej Skowron
Rough Mereology in Information Systems with Applications to Qualitative Spatial Reasoning. Fundam. Informaticae 43 (1-4) (2000)
Lech Polkowski, Andrzej Skowron
Grammar Systems for Distributed Synthesis of Approximate Solutions Extracted from Experience. Grammatical Models of Multi-Agent Systems (1999)
Lech Polkowski, Andrzej Skowron
Calculi of Granules Based on Rough Set Theory: Approximate Distributed Synthesis and Granular Semantics for Computing with Words. RSFDGrC (1999)
Lech Polkowski
Toward Spatial Reasoning in the Framework of Rough Mereology. RSFDGrC (1999)
Andrzej Skowron, Lech Polkowski
Rough Mereological Foundatins for Design, Analysis, Synthesis, and Control in Distributed Systems. Inf. Sci. 104 (1-2) (1998)
Henryk Jan Komorowski, Lech Polkowski, Andrzej Skowron
Rough Sets for Data Mining and Knowledge Discovery (Abstract). PKDD (1997)
Andrzej Skowron, Lech Polkowski
Decision Algorithms: A Survey of Rough Set - Theoretic Methods. Fundam. Informaticae 30 (3/4) (1997)
Henryk Jan Komorowski, Lech Polkowski, Andrzej Skowron
Towards a Rough Mereology-Based Logic for Approximate Solution Synthesis. Part 1. Stud Logica 58 (1) (1997)
Gheorghe Paun, Lech Polkowski, Andrzej Skowron
Rough Set Approximations of Languages. Fundam. Informaticae 32 (2) (1997)
Lech Polkowski, Andrzej Skowron
Rough mereology: A new paradigm for approximate reasoning. Int. J. Approx. Reason. 15 (4) (1996)
Lech Polkowski, Andrzej Skowron
Adaptive Decision-Making by Systems of Cooperating Intelligent Agents Organized on Rough Mereological Principles. Intell. Autom. Soft Comput. 2 (2) (1996)
Gheorghe Paun, Lech Polkowski, Andrzej Skowron
Parallel Communicating Grammar Systems with Negotiation. Fundam. Informaticae 28 (3-4) (1996)
Andrzej Skowron, Lech Polkowski
Analytical Morphology: Mathematical Morphology of Decision Tables. Fundam. Informaticae 27 (2/3) (1996)
Lech Polkowski, Andrzej Skowron
Rough Mereology and Analytical Morphology: New Development in Rough Set Theory. WOCFAI (1995)
Lech Polkowski, Andrzej Skowron
Rough Mereology. ISMIS (1994)