2023
70) Polkowski. Lech: Logic: Reference Book for Computer Scientists - The 2nd Revised, Modified, and Enlarged Edition of "Logics for Computer and Data Sciences, and Artificial Intelligence". Intelligent Systems Reference Library 245, Springer 2023, ISBN 978-3-031-42033-7, pp. 1-450
2022
69) Polkowski, Lech. (2022). Logics for Computer and Data Sciences, and Artificial Intelligence. 10.1007/978-3-030-91680-0.
2020
68) Polkowski, Lech. ‘On the Compactness Property of Mereological Spaces’. Fundam. Inform. 172(1): 73-95 (2020)
67) Krzysztof Ropiak, Lech Polkowski, Piotr Artiemjew: Proceedings of the 28th International Workshop on Concurrency, Specification and Programming, Olsztyn, Poland, September 24-26th, 2019. CEUR Workshop Proceedings 2571, CEUR-WS.org 2020
2019
66) 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. Inform. 166(3): 227-249 (2019)
65) Lech Polkowski: Jan Łukasiewicz Life, Work, Legacy - On the Centenary of the Farewell Lecture at Warsaw University During Which Jan Łukasiewicz Introduced Multi-valued Logic and on His 140th Birth Anniversary in the Year of 100th Anniversary of Regained Polish Independence. Trans. Rough Sets 21: 1-47 (2019)
64) Lech Polkowski: A Logic for Spatial Reasoning in the Framework of Rough Mereology. In: Peters J., Skowron A. (eds) Transactions on Rough Sets XXI. Lecture Notes in Computer Science, vol 10810. Springer, Berlin, Heidelberg
63) Lech Polkowski: On logical and mereological renderings of the Bayes theorem. CS&P 2019
2018
62) Lech Polkowski:: The Bayes Theorem Counterpart in Mass-Based Rough Mereology. CS&P 2018
61) Lech Polkowski, Lukasz Zmudzinski, Piotr Artiemjew: Robot Navigation and Path Planning by Means of Rough Mereology. IRC 2018: 363-368
60) Wojciech Budzisz, Lech T. Polkowski: Introducing Dynamic Structures of Rough Sets. The Case of Text Processing: Anaphoric Co-reference in Texts in Natural Language. IJCSR 2018: 455-463
2017
59) Andrzej W. Przybyszewski, Lech T. Polkowski: Theory of Mind and Empathy. Part I - Model of Social Emotional Thinking. Fundam. Inform. 150(2): 221-230 (2017)
58) Lech T. Polkowski: From Leśniewski, Łukasiewicz, Tarski to Pawlak: Enriching Rough Set Based Data Analysis. A Retrospective Survey. Fundam. Inform. 154(1-4): 343-358 (2017)
57) Lech Polkowski: On Mereology as a Tool in Problems of Intelligent Control, Granular Computing, Data Analysis and Approximate and Spatial Reasoning. IJCRS (2) 2017: 108-129 (2017)
56) Lech Polkowski, Yiyu Yao, Piotr Artiemjew, Davide Ciucci, Dun Liu, Dominik Slezak, Beata Zielosko: Rough Sets - International Joint Conference, IJCRS 2017, Olsztyn, Poland, July 3-7, 2017, Proceedings, Part I. Lecture Notes in Computer Science 10313, Springer 2017, ISBN 978-3-319-60836-5 2017
55) Lech Polkowski, Yiyu Yao, Piotr Artiemjew, Davide Ciucci, Dun Liu, Dominik Slezak, Beata Zielosko: Rough Sets - International Joint Conference, IJCRS 2017, Olsztyn, Poland, July 3-7, 2017, Proceedings, Part II. Lecture Notes in Computer Science 10314, Springer 2017, ISBN 978-3-319-60839-6 (2017)
2016
54) Lech Polkowski: Rough sets of Zdzislaw Pawlak give new life to old concepts. IJCRS2016, Santiago de Chile (2016)
53) Lech Polkowski: Mereology and Uncertainty. Logic and Logical Philosophy 24(4):449-468 (2016)
52) Piotr Artiemjew, Bartosz Nowak, Lech Polkowski: A new classifier based on the dual indiscernibility matrix. ICIST 2016, 380-391 (2016)
51) LechT.Polkowski, Bartosz A. Nowak: Betweenness, Łukasiewicz Rough Inclusions, Euclidean Representations in Information Systems, Hyper–granules and Conflict Resolution. Fundam. Inf.: vol.147, no 2-3 (2016).
50) Lech Polkowski:, Piotr Artiemjew: Granular Computing in Decision Approximation. ISRL vol. 77, Springer International publishing Switzerland, Cham (2015)
49) Lech Polkowski, Maria Semeniuk-Polkowska: Where Rough Sets and Fuzzy Sets Meet. Fundam. Inform. 142(1-4): 269-284 (2015)
48) Lech Polkowski: Mereology in Engineering and Computer Science. In Calosi, C., Graziani, P. (eds.): Mereology and the Sciences. Springer Synthese Library vol. 371, 217-292, 2015
47) Lech Polkowski, Maria Semeniuk-Polkowska: Boundaries, Borders, Fences, Hedges. Fundam. Inform. 129(1-2): 149-159 (2014)
46)Lech Polkowski, Maria Semeniuk-Polkowska: On the Problem of Boundaries from Mereology and Rough Mereology Points of View. Fundam. Inform. 133(2-3): 241-255 (2014)
45) Maria Semeniuk-Polkowska, Lech Polkowski: On a Notion of Extensionality for Artifacts. Fundam. Inform. 127(1-4): 65-80 (2013)
44) Lech Polkowski: Approximate Reasoning by Parts. An Introduction to Rough Mereology. ISRL vol. 20, Springer Verlag, Berlin-Heidelberg (2011)
43) 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): 555-571 (2011)
43) Lech Polkowski, Pawel Osmialowski: Navigation for mobile autonomous robots and their formations: An application of spatial reasoning induced from rough mereological geometry. In: Barrera, A. (ed.): Mobile Robots Navigation
42)Lech Polkowski, Maria Semeniuk-Polkowska: Granular Rough Mereological Logics with Applications to Dependencies in Information and Decision Systems. LNCS. Trans. Rough Sets 12: 1-20(2010)
41) Paweł 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. LNCS. Trans. Rough Sets 12: 143-169 (2010)
40) Lech Polkowski: Data Mining and Knowledge Discovery: Case based reasoning, nearest neighbor and rough sets. In: Meyers R. A. (ed.): Encyclopedia of Complexity and Systems Sciences, Article 00 391, Springer Verlag, Berlin (2009)
39) Lech Polkowski: Granulation of Knowledge : Similarity based approach in Information and decision systems. In: Meyers, R. A. (ed.): Encyclopedia of Complexity and Systems Sciences, Article 00 788, Springer Verlag, Berlin (2009)
38) Lech Polkowski, Piotr Artiemjew: On Knowledge Granulation and Applications to Classifier Induction in the Framework of Rough Mereology. Int. J. Computational Intelligence Systems 2(4): 315-331 (2009)
37) Lech Polkowski, Pawel Osmialowski: Spatial reasoning with applications to mobile robotics. In: Xing-Jian, J. (ed.): Mobile Robots Motion Planning. New Challenges. I-Tech, Vienna, 433-453 (2008)
36) Lech Polkowski: Unified approach to granulation of knowledge and granular computing based on rough mereology: A survey. In: Pedrycz, W., Skowron, A., Kreinovich, V. (eds.): Handbook of Granular Computing, Chapter 16. John Wiley and Sons Ltd., Chichester (2008)
35) Lech Polkowski: On the idea of using granular rough mereological structures in classification of data. LNAI vol. 5009, 213-220, Springer Verlag, Heidelberg (2008)
34) Lech Polkowski, Maria Semeniuk-Polkowska: On Foundations and Applications of the Paradigm of Granular Rough Computing. IJCINI 2(2): 80-94 (2008)
33)Lech Polkowski: Mereological Theories of Concepts in Granular Computing. Trans. Computational Science 2: 30-45 (2008)
32) Lech Polkowski, Piotr Artiemjew: A Study in Granular Computing: On Classifiers Induced from Granular Reflections of Data. Trans. Rough Sets 9: 230-263 (2008)
31) Lech Polkowski, Piotr Artiemjew: On Classifying Mappings Induced by Granular Structures. Trans. Rough Sets 9: 264-286 (2008)
30) Lech Polkowski, Piotr Artiemjew: On granular rough computing with missing values. In: LNAI vol. 4585, 271-279, Springer Verlag, Heidelberg (2007)
29) Lech Polkowski: Concept Approximation in Mathematics and Computer Science. An Essay in Homage to Zdzislsaw Pawlak. Fundam. Inform. 75(1-4): 435-451 (2007)
28) Lech Polkowski: A model for granular computing with applications (a feature talk). In: Proceedings IEEE Conference on Granular Computing GrC2006: 9-16. Georgia Tech., Atlanta GA (2006)
27) Mariusz Flasinski, Edward Nawarecki, Lech Polkowski, Robert Schaefer, Jerzy Stefanowski, Zbigniew Suraj: Preface. Fundam. Inform. 71(1) (2006)
26) Lech Polkowski: A Set Theory for Rough Sets. Toward A Formal Calculus of Vague Statements. Fundam. Inform. 71(1): 49-61 (2006)
25) Lech Polkowski: Formal granular calculi based on rough inclusions (a feature talk). In: Proceedings IEEE 2005 Conference on Granular Computing GrC 2005: 57-62. Beijing, Tsinghua Univ. (2005)
24) Lech Polkowski, Maria Semeniuk-Polkowska: On Rough Set Logics Based on Similarity Relations. Fundam. Inform. 64(1-4): 379-390 (2005)
23) Lech Polkowski: Rough-fuzzy-neurocomputing based on rough mereological calculus of granules. Int. J. Hybrid Intell. Syst. 2(2): 91-108 (2005)
22) Sankar Kumar Pal, Lech Polkowski, Andrzej Skowron (eds.): Rough-Neural Computing. Springer Verlag, Berlin-Heidelberg (2004)
21) Guoyin Wang, Qing Liu, Tsau Young Lin, Yiyu Yao, Lech Polkowski: Preface. Fundam. Inform. 59(2-3) (2004)
20)Lech Polkowski, Maria Semeniuk-Polkowska: Some Remarks on Sets of Communicating Sequential Processes in Topological Rough Set Framework. Fundam. Inform. 60(1-4): 291-305(2004)
19) Lech Polkowski: A Note on 3-valued Rough Logic Accepting Decision Rules. Fundam. Inform. 61(1): 37-45 (2004)
18) Peter Apostoli, Akira Kanda, Lech Polkowski: First Steps Towards Computably-Infinite Information Systems. : 151-188 (2004)
17) Lech Polkowski: Rough Mereology as a Link Between Rough and Fuzzy Set Theories. A Survey. : 253-277 (2004)
16) Lech Polkowski, Boleslaw Araszkiewicz: A Rough Set Approach to Estimating the Game Value and the Shapley Value from Data. Electr. Notes Theor. Comput. Sci. 82(4): 219-227(2003)
15) Lech Polkowski: Rough Mereology: A Rough Set Paradigm for Unifying Rough Set Theory and Fuzzy Set Theory. Fundam. Inform. 54(1): 67-88 (2003)
14) Lech Polkowski: Rough Sets. Mathematical Foundations. Springer/Physica Verlag, Heidelberg (2002)
13) Lech Polkowski: On Fractal Dimension in Information Systems. Toward Exact Sets in Infinite Information Systems. Fundam. Inform. 50(3-4): 305-314 (2002)
12) Lech Polkowski, Boleslaw Araszkiewicz: A Rough Set Approach to Estimating the Game Value and the Shapley Value from Data . Fundam. Inform. 53(3-4): 335-343 (2002)
11) Lech Polkowski, Andrzej Skowron: Rough Mereological Calculi of Granules: A Rough Set Approach to Computation. Computational Intelligence 17(3): 472-492 (2001)
10) Lech Polkowski: On Connection Synthesis via Rough Mereology. Fundam. Inform. 46(1-2): 83-96 (2001)
9) Lech Polkowski, Andrzej Skowron: Rough Mereology in Information Systems with Applications to Qualitative Spatial Reasoning. Fundam. Inform. 43(1-4): 291-320 (2000)
8) Andrzej Skowron, Lech Polkowski: Rough Mereological Foundatins for Design, Analysis, Synthesis, and Control in Distributed Systems. Inf. Sci. 104(1-2): 129-156 (1998)
7) Andrzej Skowron, Lech Polkowski: Decision Algorithms: A Survey of Rough Set - Theoretic Methods. Fundam. Inform. 30(3/4): 345-358 (1997)
6)Gheorghe Paun, Lech Polkowski, Andrzej Skowron: Rough Set Approximations of Languages. Fundam. Inform. 32(2): 149-162 (1997)
5) Henryk Jan Komorowski, Lech Polkowski, Andrzej Skowron: Towards a Rough Mereology-Based Logic for Approximate Solution Synthesis. Part 1. Studia Logica 58(1): 143-184 (1997)
4) Andrzej Skowron, Lech Polkowski: Analytical Morphology: Mathematical Morphology of Decision Tables. Fundam. Inform. 27(2/3): 255-271 (1996)
3) Gheorghe Paun, Lech Polkowski, Andrzej Skowron: Parallel Communicating Grammar Systems with Negotiation. Fundam. Inform. 28(3-4): 315-330 (1996)
2) Lech Polkowski, Andrzej Skowron: Adaptive Decision-Making by Systems of Cooperating Intelligent Agents Organized on Rough Mereological Principles. Intelligent Automation & Soft Computing 2(2): 121-132 (1996)
1) Lech Polkowski, Andrzej Skowron: Rough mereology: A new paradigm for approximate reasoning. Int. J. Approx. Reasoning 15(4): 333-365 (1996)