KybernetikaPub Date : 2022-07-29DOI: 10.14736/kyb-2022-2-0277
Pelin Çetin, Şahin Emrah Amrahov
{"title":"A new overlapping community detection algorithm based on similarity of neighbors in complex networks","authors":"Pelin Çetin, Şahin Emrah Amrahov","doi":"10.14736/kyb-2022-2-0277","DOIUrl":"https://doi.org/10.14736/kyb-2022-2-0277","url":null,"abstract":"","PeriodicalId":49928,"journal":{"name":"Kybernetika","volume":null,"pages":null},"PeriodicalIF":0.5,"publicationDate":"2022-07-29","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"85591558","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}
{"title":"Coordination control and analysis of TCSC devices to protect electrical power systems against disruptive disturbances","authors":"Zhaoxu Wang, Chao Zhai, Hehong Zhang, Gaoxi Xiao, G. Chen, Yulin Xu","doi":"10.14736/kyb-2022-2-0218","DOIUrl":"https://doi.org/10.14736/kyb-2022-2-0218","url":null,"abstract":"","PeriodicalId":49928,"journal":{"name":"Kybernetika","volume":null,"pages":null},"PeriodicalIF":0.5,"publicationDate":"2022-07-07","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"84888715","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 : 2022-05-23DOI: 10.14736/kyb-2022-2-0145
V. Stepanović, A. Tepavčević
{"title":"Fuzzy sets (in)equations with a complete codomain lattice","authors":"V. Stepanović, A. Tepavčević","doi":"10.14736/kyb-2022-2-0145","DOIUrl":"https://doi.org/10.14736/kyb-2022-2-0145","url":null,"abstract":"","PeriodicalId":49928,"journal":{"name":"Kybernetika","volume":null,"pages":null},"PeriodicalIF":0.5,"publicationDate":"2022-05-23","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"89230039","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 : 2022-04-07DOI: 10.14736/kyb-2022-1-0101
Jaicer López-Rivero, R. Cavazos-Cadena, H. Cruz-Suárez
{"title":"Risk-sensitive Markov stopping games with an absorbing state","authors":"Jaicer López-Rivero, R. Cavazos-Cadena, H. Cruz-Suárez","doi":"10.14736/kyb-2022-1-0101","DOIUrl":"https://doi.org/10.14736/kyb-2022-1-0101","url":null,"abstract":"","PeriodicalId":49928,"journal":{"name":"Kybernetika","volume":null,"pages":null},"PeriodicalIF":0.5,"publicationDate":"2022-04-07","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"72863668","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 : 2022-04-07DOI: 10.14736/kyb-2022-1-0123
Ziqin Chen, Shu Liang
{"title":"Distributed aggregative optimization with quantized communication","authors":"Ziqin Chen, Shu Liang","doi":"10.14736/kyb-2022-1-0123","DOIUrl":"https://doi.org/10.14736/kyb-2022-1-0123","url":null,"abstract":"In this paper, we focus on an aggregative optimization problem under communication bottleneck. The aggregative optimization is to minimize the sum of local cost functions. Each cost function depends on not only local state variables but also the sum of functions of global state variables. The goal is to solve the aggregative optimization problem through distributed computation and local efficient communication over a network of agents without a central coordinator. Using the variable tracking method to seek the global state variables and the quantization scheme to reduce the communication cost spent in the optimization process, we develop a novel distributed quantized algorithm, called D-QAGT, to track the optimal variables with finite bits communication. Although quantization may lose transmitting information, our algorithm can still achive the exact optimal solution with linear convergence rate. Simulation experiments on an optimal placement problem is carried out to verify the correctness of the theoretical results.","PeriodicalId":49928,"journal":{"name":"Kybernetika","volume":null,"pages":null},"PeriodicalIF":0.5,"publicationDate":"2022-04-07","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"74407032","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 : 2022-04-07DOI: 10.14736/kyb-2022-1-0082
W. Kempa, Dariusz Kurzyk
{"title":"Non-stationary departure process in a batch-arrival queue with finite buffer capacity and threshold-type control mechanism","authors":"W. Kempa, Dariusz Kurzyk","doi":"10.14736/kyb-2022-1-0082","DOIUrl":"https://doi.org/10.14736/kyb-2022-1-0082","url":null,"abstract":"","PeriodicalId":49928,"journal":{"name":"Kybernetika","volume":null,"pages":null},"PeriodicalIF":0.5,"publicationDate":"2022-04-07","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"80884123","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 : 2022-04-04DOI: 10.14736/kyb-2022-1-0043
Zuming Peng
{"title":"On the T-conditionality of T-power based implications","authors":"Zuming Peng","doi":"10.14736/kyb-2022-1-0043","DOIUrl":"https://doi.org/10.14736/kyb-2022-1-0043","url":null,"abstract":"","PeriodicalId":49928,"journal":{"name":"Kybernetika","volume":null,"pages":null},"PeriodicalIF":0.5,"publicationDate":"2022-04-04","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"79365706","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 : 2022-04-01DOI: 10.14736/kyb-2022-1-0001
Faten Ezzine, M. Hammami
{"title":"Growth conditions for the stability of a class of time-varying perturbed singular systems","authors":"Faten Ezzine, M. Hammami","doi":"10.14736/kyb-2022-1-0001","DOIUrl":"https://doi.org/10.14736/kyb-2022-1-0001","url":null,"abstract":"In this paper, we investigate the problem of stability of linear time–varying singular systems, which are transferable into a standard canonical form. Sufficient conditions on exponential stability and practical exponential stability of solutions of linear perturbed singular systems are obtained based on generalized Gronwall inequalities and Lyapunov techniques. Moreover, we study the problem of stability and stabilization for some classes of singular systems. Finally, we present a numerical example to validate the effectiveness of the abstract results of this paper.","PeriodicalId":49928,"journal":{"name":"Kybernetika","volume":null,"pages":null},"PeriodicalIF":0.5,"publicationDate":"2022-04-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"88946348","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}