KybernetikaPub Date : 2022-11-29DOI: 10.14736/kyb-2022-4-0637
Yanjun Shen, Lei Lin
{"title":"Adaptive output feedback stabilization for nonlinear systems with unknown polynomial-of-output growth rate and sensor uncertainty","authors":"Yanjun Shen, Lei Lin","doi":"10.14736/kyb-2022-4-0637","DOIUrl":"https://doi.org/10.14736/kyb-2022-4-0637","url":null,"abstract":"","PeriodicalId":49928,"journal":{"name":"Kybernetika","volume":null,"pages":null},"PeriodicalIF":0.5,"publicationDate":"2022-11-29","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"85410100","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"计算机科学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
KybernetikaPub Date : 2022-11-22DOI: 10.14736/kyb-2022-4-0626
P. Florchinger
{"title":"Stabilization of partially linear composite stochastic systems via stochastic Luenberger observers","authors":"P. Florchinger","doi":"10.14736/kyb-2022-4-0626","DOIUrl":"https://doi.org/10.14736/kyb-2022-4-0626","url":null,"abstract":"","PeriodicalId":49928,"journal":{"name":"Kybernetika","volume":null,"pages":null},"PeriodicalIF":0.5,"publicationDate":"2022-11-22","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"89165713","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"计算机科学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
KybernetikaPub Date : 2022-11-15DOI: 10.14736/kyb-2022-4-0593
Valery Y. Glizer
{"title":"Stability and stabilization of one class of three time-scale systems with delays","authors":"Valery Y. Glizer","doi":"10.14736/kyb-2022-4-0593","DOIUrl":"https://doi.org/10.14736/kyb-2022-4-0593","url":null,"abstract":"","PeriodicalId":49928,"journal":{"name":"Kybernetika","volume":null,"pages":null},"PeriodicalIF":0.5,"publicationDate":"2022-11-15","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"86207980","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"计算机科学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
KybernetikaPub Date : 2022-10-26DOI: 10.14736/kyb-2022-4-0498
R. Sriraman, Asha Nedunchezhiyan
{"title":"Global stability of Clifford-valued Takagi-Sugeno fuzzy neural networks with time-varying delays and impulses","authors":"R. Sriraman, Asha Nedunchezhiyan","doi":"10.14736/kyb-2022-4-0498","DOIUrl":"https://doi.org/10.14736/kyb-2022-4-0498","url":null,"abstract":"In this study, we consider the Takagi–Sugeno (T-S) fuzzy model to examine the global asymptotic stability of Clifford-valued neural networks with time-varying delays and impulses. In order to achieve the global asymptotic stability criteria, we design a general network model that includes quaternion-, complex-, and real-valued networks as special cases. First, we decompose the n -dimensional Clifford-valued neural network into 2 m n -dimensional real-valued counterparts in order to solve the noncommutativity of Clifford numbers multiplication. Then, we prove the new global asymptotic stability criteria by constructing an appropriate Lyapunov-Krasovskii functionals (LKFs) and employing Jensen’s integral inequality together with the reciprocal convex combination method. All the results are proven using linear matrix inequali-ties (LMIs). Finally, a numerical example is provided to show the effectiveness of the achieved results.","PeriodicalId":49928,"journal":{"name":"Kybernetika","volume":null,"pages":null},"PeriodicalIF":0.5,"publicationDate":"2022-10-26","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"81306321","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"计算机科学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
KybernetikaPub Date : 2022-10-26DOI: 10.14736/kyb-2022-4-0522
Yanjun Shen, Dawei Wang, Zifan Fang
{"title":"Leader-following consensus for lower-triangular nonlinear multi-agent systems with unknown controller and measurement sensitivities","authors":"Yanjun Shen, Dawei Wang, Zifan Fang","doi":"10.14736/kyb-2022-4-0522","DOIUrl":"https://doi.org/10.14736/kyb-2022-4-0522","url":null,"abstract":"","PeriodicalId":49928,"journal":{"name":"Kybernetika","volume":null,"pages":null},"PeriodicalIF":0.5,"publicationDate":"2022-10-26","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"77865372","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"计算机科学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
KybernetikaPub Date : 2022-10-26DOI: 10.14736/kyb-2022-4-0479
Amira Chouchane, P. Declerck
{"title":"Diagnosis on a sliding window for partially observable Petri nets","authors":"Amira Chouchane, P. Declerck","doi":"10.14736/kyb-2022-4-0479","DOIUrl":"https://doi.org/10.14736/kyb-2022-4-0479","url":null,"abstract":"In this paper, we propose an algebraic approach to investigate the diagnosis of partially observable labeled Petri nets based on state estimation on a sliding window of a predefined length h . Given an observation, the resulting diagnosis state can be computed while solving integer linear programming problems with a reduced subset of basis markings. The proposed approach consists in exploiting a subset of h observations at each estimation step, which provides a partial diagnosis relevant to the current observation window. This technique allows a status update with a ”forgetfulness” of past observations and enables distinguishing repetitive and punctual faults. The complete diagnosis state can be defined as a function of the partial diagnosis states interpreted on the sliding window. As the analysis shows that some basis markings can present an inconsistency with a future evolution, which possibly implies unnecessary computations of basis markings, a withdrawal procedure of these irrelevant basis markings based on linear programming is proposed.","PeriodicalId":49928,"journal":{"name":"Kybernetika","volume":null,"pages":null},"PeriodicalIF":0.5,"publicationDate":"2022-10-26","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"79659005","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"计算机科学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
KybernetikaPub Date : 2022-10-06DOI: 10.14736/kyb-2022-3-0456
Emel Asici
{"title":"On the construction of t-norms (t-conorms) by using interior (closure) operator on bounded lattices","authors":"Emel Asici","doi":"10.14736/kyb-2022-3-0456","DOIUrl":"https://doi.org/10.14736/kyb-2022-3-0456","url":null,"abstract":"","PeriodicalId":49928,"journal":{"name":"Kybernetika","volume":null,"pages":null},"PeriodicalIF":0.5,"publicationDate":"2022-10-06","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"76187785","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"计算机科学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
KybernetikaPub Date : 2022-09-21DOI: 10.14736/kyb-2022-3-0440
Yilmaz Ar, Şahin Emrah Amrahov, N. Gasilov, Sevgi Yigit-Sert
{"title":"A new curve fitting based rating prediction algorithm for recommender systems","authors":"Yilmaz Ar, Şahin Emrah Amrahov, N. Gasilov, Sevgi Yigit-Sert","doi":"10.14736/kyb-2022-3-0440","DOIUrl":"https://doi.org/10.14736/kyb-2022-3-0440","url":null,"abstract":"","PeriodicalId":49928,"journal":{"name":"Kybernetika","volume":null,"pages":null},"PeriodicalIF":0.5,"publicationDate":"2022-09-21","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"81933351","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"计算机科学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}