P.A. Kowalski, K. Krawiec, "Finite numerical sequences as a mathematical model of dynamic states in electrical RLC circuits",
Journal of Electrical Engineering, vol. 53, no. 11-12, pp. 328-331, 2002. [Publication]
P.A. Kowalski, K. Krawiec, "Time Sub-Optimal Control Structures",
Journal of Electrical Engineering, vol. 55, no. 3-4, pp. 109-112, 2004. [Publication]
P. Kulczycki, R. Wisniewski, P.A. Kowalski, K. Krawiec, "Hard and soft sub-time-optimal controllers for a mechanical system with uncertain mass",
Control and Cybernetics, vol. 33, no. 4, pp. 573-588, 2004. [Publication]
P.A. Kowalski, S. Lukasik, M. Charytanowicz, P. Kulczycki, "Data-Driven Fuzzy Modeling and Control with Kernel Density Based Clustering Technique",
Polish Journal of Environmental Studies, vol. 17, no. 4C, pp. 83-87, 2008. [Draft]
P.A. Kowalski, P. Kulczycki, "Data Sample Reduction for Classification of Interval Information using Neural Network Sensitivity Analysis",
Lecture Notes in Artificial Intelligence, vol. 6304, pp. 271-272, Springer-Verlag, 2010.
[www LNAI]
P. Kulczycki, P.A. Kowalski, "Bayes classification of imprecise information of interval type",
Control and Cybernetics, vol. 40, no. 1, pp. 101-123, 2011.
[www C&C]
P. Kulczycki, M. Charytanowicz, P.A. Kowalski, S. Lukasik, "The Complete Gradient Clustering Algorithm: properties in practical applications",
Journal of Applied Statistics, vol. 39, no. 6, pp. 1211-1224, 2012.
[www JoAS]
M. Loza, P.A. Kowalski, "Aplikacje RIA w systemach CMS oraz e-commerce",
Pomiary, Automatyka, Robotyka (PAR), vol. 7-8, pp. 102-106, 2012. [www PAR]
W. Bidus, D. Dusik, P.A. Kowalski, "Implementacja gry PONG w ukladzie programowalnym FPGA",
Pomiary, Automatyka, Robotyka (PAR), vol. 11, pp. 84-87, 2012. [www PAR]
P.A. Kowalski, Procedura ekstrakcji cech z obrazu twarzy dla potrzeb systemu biometrycznego,
Technical Transaction, vol. 109 no. 25, pp. 55-79, 2012.
P.A. Kowalski, „Evolutionary Strategy for the Fuzzy Flip-Flop Neural Networks Supervised Learning Procedure”,
Lecture Notes in Artificial Intelligence, vol. 7894, pp. 294-305, Springer-Verlag, 2013.
P. Kulczycki, P.A. Kowalski, "Bayes Classification for Nonstationary Patterns", International Journal of computational Methods, vol. 12(2), pp.1550008-1-1550008-19, 2015.
P.A. Kowalski, S. Lukasik, "Training Neural Networks with Krill Herd Algorithm", Neural Processing Letters, vol. 44(1) pp. 5-17, 2016. doi:10.1007/s11063-015-9463-0
P.A. Kowalski, P. Kulczycki, "A Complete Algorithm for the Reduction of Pattern Data in the Classification of Interval Information", International Journal of Computational Methods, vol. 13(3), pp. 1650018-1 – 1650018-26, 2016. doi:10.1142/S0219876216500183
S. Łukasik, A.M. de Almeida, P.A. Kowalski, A. Falcão, R.A. Ribeiro, P. Kulczycki, " Survey of Object-Based Data Reduction Techniques in Observational Astronomy", Open Physics, vol.14, pp. 579-586, 2016.
J. Kempter, P.A. Kowalski, N. Adamkowska, "Computational modelling of cormorant swarm", Ecological Informatics, vol. 35, pp. 59-65, 2017. doi: 10.1016/j.ecoinf.2016.12.001
P.A. Kowalski, P. Kulczycki, "Interval Probabilistic Neural Network", Neural Computing and Applications, vol. 28(4), pp. 817–834, 2017. doi: 10.1007/s00521-015-2109-3
P. Kulczycki, M. Charytanowicz, P.A. Kowalski, S. Łukasik, „Identification of Atypical (Rare) Elements – A Conditional, Distribution-Free Approach”, IMA Journal of Mathematical Control and Information, vol. 35, pp. 923–937, 2018. doi: https://doi.org/10.1093/imamci/dnx007.
P. A. Kowalski and K. Maciej. “Determining Significance of Input Neurons for Probabilistic Neural Network by Sensitivity Analysis Procedure”. Computational Intelligence 2018.
M. Charytanowicz, P. Kulczycki, P. A. Kowalski, S. Lukasik, and R. Czabak-Garbacz. “Classification of Wheat Grains Using X–ray Images”. Computers and Electronics in Agriculture vol. 144, pp. 260–268, 2018. doi: 10.1016/j.compag.2017.12.004.
P. A. Kowalski and K. Maciej. “Sensitivity Analysis for Probabilistic Neural Network Structure Reduction”, IEEE Transactions on Neural Networks and Learning Systems, vol.29(5), pp. 1919–1932, 2018. doi: 10.1109/TNNLS.2017.2688482.
M. Kusy and P. A. Kowalski. “Weighted Probabilistic Neural Network”. Information Sciences vol. 430–43, pp. 65–76, 2018.
A. Nowosielski, P. A. Kowalski, and P. Kulczycki. “Ensembling a Linear Eegression model with an error Mitigation Component”. Journal of Automation, Mobile Robotics & Intelligent Systems vol. 12. no. 1, pp. 40–43, 2018. doi:10.14313/JAMRIS_1-2018/5
Chapters in edited volumes
P.A. Kowalski, "Skonczone ciagi liczbowe, a uklady dynamiczne",
in Analiza systemowa w finansach i zarzadzaniu , J. Holubiec (ed.), vol. 6, pp. 101-110, EXIT, Warsaw, 2004.
P.A. Kowalski, "Rownolegly algorytm wyznaczania dwuwymiarowej otoczki wypuklej",
in Analiza systemowa w finansach i zarzadzaniu, J. Holubiec (ed.), vol. 8, pp. 56-65, EXIT, Warszawa, 2006.
S. Lukasik, P.A. Kowalski, M. Charytanowicz, P. Kulczycki, "Fuzzy Model Identification Using Kernel-Density-Based Clustering",
in Developments in Fuzzy Sets, Intuitionistic Fuzzy Nets and Related Topics. Applications (Volume II), K. Atanassov, P. Chountas, J. Kacprzyk, M. Krawczak, P. Melo-Pinto, E. Szmidt, S. Zadrozny (eds.), pp. 135-146, EXIT, Warszawa, 2008. [Publication]
P. Kulczycki, P.A. Kowalski, "Klasyfikacja informacji niedokladnej typu przedzialowego ze zredukowanymi probami wzorcowymi", in Badania operacyjne: Srodowisko naturalne, przestrzen, optymalizacja, O. Hryniewicz, A. Straszak, J. Studzinski (eds.), Instytut Badan Systemowych PAN, seria: Badania systemowe, vol. 63, pp. 305-314, IBS PAN, Warszawa, 2008. [Publication]
M. Charytanowicz, J. Niewczas, P. Kulczycki, P. A. Kowalski, S. Lukasik, S. Zak, "A Complete Gradient Clustering Algorithm for Features Analysis of X-ray Images",
in Information Technologies in Biomedicine, E. Pietka, J. Kawa (eds.), Springer-Verlag, Advances in Intelligent and Soft Computing, vol. 2, pp. 15-25, Berlin Heidelberg, 2010.
[Draft]
P. A. Kowalski, " Bayesowska klasyfikacja informacji niedokladnej typu przedzialowego",
in Innowacyjne rozwiazania w obszarze automatyki, robotyki i pomiarow, J. Kacprzyk (ed.), pp. 243-255, Warsaw, 2012. [Draft]
Contributions to proceedings at scientific conferences:
P.A. Kowalski, K. Krawiec, "Przeksztalcenie transmitancji liniowego obwodu elektrycznego RLC z dowolnym wymuszeniem w uogolnione ciagi Fibonacciego",
Proceedings: USKN 2001, Cracow, 1 June 2001, pp. 23-26.
P.A. Kowalski, K. Krawiec, "Przeksztalcenie funkcji czasowej liniowego obwodu elektrycznego RLC w postaci uogolnionych ciagow Fibonacciego we wspolczynniki jego transmitancji",
Proceedings: USKN 2001, Cracow, 1 June 2001, pp. 27-31.
P.A. Kowalski, K. Krawiec, "Zastosowanie skonczonych ciagow liczbowych do opisu stanow nieustalonych w ukladach RLC",
Proceedings: USKN 2002, Cracow, 24 May 2002, pp. 187-191.
P. Kulczycki, R. Wisniewski, P.A. Kowalski, K. Krawiec, "Soft Time-Suboptimal Controlling Structure for Mechanical Systems",
Fourth International Workshop on Robot Motion and Control (RoMoCo2004), Poznan, 17-20 June 2004, pp. 237-242. [Publication]
P.A. Kowalski, "Hard and Soft Structures of Sub-Time-Optimal Feedback Controllers",
International Conference in Applied Mathematics (ICAM 2004), Bratislava, 16-17 April 2004, s. 19.
P.A. Kowalski, P. Kulczycki, "An algorithm for Bayesian classification of interval information",
Ninth International Fuzzy Set Theory and Applications (FSTA 2008), Liptovsky Jan (Slovakia), 4-8 February 2008, s. 70. [Publication]
P. Kulczycki, P.A. Kowalski, "Klasyfikacja informacji niedokladnej typu przedziaLowego ze zredukowanymi probami wzorcowymi", Badania Operacyjne i Systemowe 2008 (BOS 2008) , Warszawa, 18-20 September 2008.
Proceedings: Badania operacyjne i systemowe: Srodowisko naturalne, przestrzen, optymalizacja, O. Hryniewicz, A. Straszak, J. Studzinski (eds.), pp. 305-314, IBS PAN (ser. Badania Systemowe, vol 63), Warsaw, 2008.
[Publication]
P.A. Kowalski, S. Lukasik, M. Charytanowicz, P. Kulczycki, Data-Driven Fuzzy Modeling and Control with Kernel Density Based Clustering Technique", 15th International Multi-Conference on Advanced Computer Systems, Miedzyzdroje, 15-17 October 2008, CD (9 pages).
Post-proceedings: Polish Journal of Environmental Studies. [Draft]
S. Lukasik, P.A. Kowalski, M. Charytanowicz, P. Kulczycki, "Fuzzy Models Synthesis with Kernel-Density Based Clustering Algorithm"
Proceedings: Fifth International Conference on Fuzzy Systems and Knowledge Discovery, J. Ma, Y. Yin, J. Yu, S. Zhou (red.), Jinan (Chiny), 18-20 October 2008, vol. 3, pp. 449-453, IEEE Computer Society, Los Alamitos (USA).
[Publication]
P. Kulczycki, R. Wisniewski, P.A. Kowalski, K. Krawiec, Hard and Soft Sub-Time-Optimal Robust Controllers,
? 9th IFAC Symposium on Robot Control, Gifu (Japan), 9-12 September 2009, pp.689-694, CD: S1A1 (6 pages).
[Publication]
M. Charytanowicz, J. Niewczas, P. Kulczycki, P.A. Kowalski, S. Lukasik, S. Zak, "Complete Gradient Clustering Algorithm for Features Analysis of X-Ray Images",
2nd International Conference on Information Technologies in Biomedicine, Kamien Slaski, 7-9 June 2010.
[Publication]
P.A. Kowalski, P. Kulczycki, "Data Sample Reduction for Classification of Interval Information using Neural Network Sensitivity Analysis",
The 14th International Conference on Artificial Intelligence: Methodology, Systems, Applications (AIMSA 2010), Varna (Bulgaria), 8-10 September 2010.
P.A. Kowalski, "An Evolutionary Strategy for Fuzzy Flip-Flop Neural Networks Learning",
XIII Krajowa Konferencja, Algorytmy Ewolucyjne i Optymalizacja Globalna, (KAEiOG 2011), Warsaw (Poland), 21-22 September 2011.
[Publication]
P.A. Kowalski, "Zastosowanie wybranych algorytmow obliczen naturalnych w procesie uczenia sieci neuronowych typu Fuzzy Flip Flop",
The First International Conference on Automatic Control and Information Technology, Lviv (Ukraine), 15-17 December 2011, abstract: s. 25, CD (4 pages).
[Publication]
P. Kulczycki, M. Charytanowicz, P.A. Kowalski, S. Lukasik, "Kompletny Gradientowy Algorytm Klasteryzacji: mozliwozci aplikacyjne w zagadnieniach analizy systemowej",
Badania Operacyjne i Systemowe 2012, Warsaw, 17-19 September 2012, CD (12 pages).
[Publication]
P. Kulczycki, M. Charytanowicz, P.A. Kowalski, S. Lukasik, "Exemplary Applications of the Complete Gradient Clustering Algorithm in Bioinformatics, Management and Engineering",
Fifth Gyor Symposium and First Hungarian-Polish Joint Conference on Computational Intelligence, Gyor (Hungary), 24-26 September 2012, pp. 102-106.
[Publication]
P. Kulczycki, P.A. Kowalski, "Bayesian Classification of Interval-Type Information",
Fifth Gyor Symposium and First Hungarian-Polish Joint Conference on Computational Intelligence, Gyor (Hungary), 24-26 September 2012, pp. 108-111.
[Publication]
P.A. Kowalski, „Evolutionary Strategy for the Fuzzy Flip-Flop Neural Networks Supervised Learning Procedure”,
12th International Conference on Artificial Intelligence and Soft Computing, Zakopane (Poland), 9-13 June 2013.
P. Kulczycki, P.A. Kowalski, „Klasyfikacja bayesowska przy niestacjonarnych wzorcach”,
International Conference on Diagnostics of Processes and Systems, Lagow Lubuski (Poland), 8-11 September 2013.
Unpublished papers:
M.Sc. Thesis: "Wlasnosci silnego i slabego trybu sterowania poslizgowego", supervisor prof. Piotr Kulczycki, Cracow University of Technology, 2003.
M.Sc. Thesis: "Oprogramowanie ukladu mikrokontrolera ADuC8xx", supervisor prof. Piotr Malecki, Cracow University of Technology, 2003.
Other activities:
Expert in the EU co-funded project "Foresight: automatic control, robotics, measurement technology" .
Expert in the EU co-funded project "Technology Perspective Krakow-Malopolska 2020".
Reviewer for the "Applied Mathematical Modelling" journal.
Reviewer for the "International Journal of Applied Mathematics and Computer Science" journal.
Reviewer for the "Journal of Applied Statistics" journal.
"Journal of Advanced Computing" - member of the Editors Board.
„Technical Transaction series Automatic Control” - Executive Editor .