{"id":"https://openalex.org/W1984701442","doi":"https://doi.org/10.1145/2739482.2764654","title":"Explanation of Stagnation at Points that are not Local Optima in Particle Swarm Optimization by Potential Analysis","display_name":"Explanation of Stagnation at Points that are not Local Optima in Particle Swarm Optimization by Potential Analysis","publication_year":2015,"publication_date":"2015-07-10","ids":{"openalex":"https://openalex.org/W1984701442","doi":"https://doi.org/10.1145/2739482.2764654","mag":"1984701442"},"language":"en","primary_location":{"id":"doi:10.1145/2739482.2764654","is_oa":false,"landing_page_url":"https://doi.org/10.1145/2739482.2764654","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Proceedings of the Companion Publication of the 2015 Annual Conference on Genetic and Evolutionary Computation","raw_type":"proceedings-article"},"type":"conference-paper","indexed_in":["crossref"],"open_access":{"is_oa":false,"oa_status":"closed","oa_url":null,"any_repository_has_fulltext":false},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5049118899","display_name":"Alexander Ra\u00df","orcid":"https://orcid.org/0000-0003-1274-6398"},"institutions":[{"id":"https://openalex.org/I181369854","display_name":"Friedrich-Alexander-Universit\u00e4t Erlangen-N\u00fcrnberg","ror":"https://ror.org/00f7hpc57","country_code":"DE","type":"education","lineage":["https://openalex.org/I181369854"]}],"countries":["DE"],"is_corresponding":false,"raw_author_name":"Alexander Ra\u00df","raw_affiliation_strings":["University of Erlangen-Nuremberg, Erlangen, Germany","University of Erlangen - Nuremberg, Erlangen, Germany#TAB#"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"University of Erlangen-Nuremberg, Erlangen, Germany","institution_ids":["https://openalex.org/I181369854"]},{"raw_affiliation_string":"University of Erlangen - Nuremberg, Erlangen, Germany#TAB#","institution_ids":["https://openalex.org/I181369854"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5019816678","display_name":"Manuel Schmitt","orcid":null},"institutions":[{"id":"https://openalex.org/I181369854","display_name":"Friedrich-Alexander-Universit\u00e4t Erlangen-N\u00fcrnberg","ror":"https://ror.org/00f7hpc57","country_code":"DE","type":"education","lineage":["https://openalex.org/I181369854"]}],"countries":["DE"],"is_corresponding":false,"raw_author_name":"Manuel Schmitt","raw_affiliation_strings":["University of Erlangen-Nuremberg, Erlangen, Germany","University of Erlangen - Nuremberg, Erlangen, Germany#TAB#"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"University of Erlangen-Nuremberg, Erlangen, Germany","institution_ids":["https://openalex.org/I181369854"]},{"raw_affiliation_string":"University of Erlangen - Nuremberg, Erlangen, Germany#TAB#","institution_ids":["https://openalex.org/I181369854"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5005258588","display_name":"Rolf Wanka","orcid":"https://orcid.org/0000-0002-5729-3727"},"institutions":[{"id":"https://openalex.org/I181369854","display_name":"Friedrich-Alexander-Universit\u00e4t Erlangen-N\u00fcrnberg","ror":"https://ror.org/00f7hpc57","country_code":"DE","type":"education","lineage":["https://openalex.org/I181369854"]}],"countries":["DE"],"is_corresponding":false,"raw_author_name":"Rolf Wanka","raw_affiliation_strings":["University of Erlangen-Nuremberg, Erlangen, Germany","University of Erlangen - Nuremberg, Erlangen, Germany#TAB#"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"University of Erlangen-Nuremberg, Erlangen, Germany","institution_ids":["https://openalex.org/I181369854"]},{"raw_affiliation_string":"University of Erlangen - Nuremberg, Erlangen, Germany#TAB#","institution_ids":["https://openalex.org/I181369854"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":1,"corresponding_author_ids":[],"corresponding_institution_ids":["https://openalex.org/I181369854"],"apc_list":null,"apc_paid":null,"fwci":0.2058,"has_fulltext":false,"cited_by_count":14,"citation_normalized_percentile":{"value":0.44246083,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":90,"max":98},"biblio":{"volume":null,"issue":null,"first_page":"1463","last_page":"1464"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10100","display_name":"Metaheuristic Optimization Algorithms Research","score":0.9993000030517578,"subfield":{"id":"https://openalex.org/subfields/1702","display_name":"Artificial Intelligence"},"field":{"id":"https://openalex.org/fields/17","display_name":"Computer Science"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},"topics":[{"id":"https://openalex.org/T10100","display_name":"Metaheuristic Optimization Algorithms Research","score":0.9993000030517578,"subfield":{"id":"https://openalex.org/subfields/1702","display_name":"Artificial Intelligence"},"field":{"id":"https://openalex.org/fields/17","display_name":"Computer Science"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T10848","display_name":"Advanced Multi-Objective Optimization Algorithms","score":0.9921000003814697,"subfield":{"id":"https://openalex.org/subfields/1703","display_name":"Computational Theory and Mathematics"},"field":{"id":"https://openalex.org/fields/17","display_name":"Computer Science"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T10791","display_name":"Advanced Control Systems Optimization","score":0.987500011920929,"subfield":{"id":"https://openalex.org/subfields/2207","display_name":"Control and Systems Engineering"},"field":{"id":"https://openalex.org/fields/22","display_name":"Engineering"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}}],"keywords":[{"id":"https://openalex.org/keywords/particle-swarm-optimization","display_name":"Particle swarm optimization","score":0.7079830765724182},{"id":"https://openalex.org/keywords/local-optimum","display_name":"Local optimum","score":0.6728197336196899},{"id":"https://openalex.org/keywords/stagnation-point","display_name":"Stagnation point","score":0.4683472514152527},{"id":"https://openalex.org/keywords/mathematical-optimization","display_name":"Mathematical optimization","score":0.45451661944389343},{"id":"https://openalex.org/keywords/swarm-behaviour","display_name":"Swarm behaviour","score":0.44783759117126465},{"id":"https://openalex.org/keywords/particle","display_name":"Particle (ecology)","score":0.4251784086227417},{"id":"https://openalex.org/keywords/statistical-physics","display_name":"Statistical physics","score":0.3449227511882782},{"id":"https://openalex.org/keywords/physics","display_name":"Physics","score":0.34297996759414673},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.33310478925704956},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.31054413318634033},{"id":"https://openalex.org/keywords/mechanics","display_name":"Mechanics","score":0.2709910273551941},{"id":"https://openalex.org/keywords/heat-transfer","display_name":"Heat transfer","score":0.11225435137748718},{"id":"https://openalex.org/keywords/ecology","display_name":"Ecology","score":0.08180540800094604},{"id":"https://openalex.org/keywords/biology","display_name":"Biology","score":0.07893750071525574}],"concepts":[{"id":"https://openalex.org/C85617194","wikidata":"https://www.wikidata.org/wiki/Q2072794","display_name":"Particle swarm optimization","level":2,"score":0.7079830765724182},{"id":"https://openalex.org/C141934464","wikidata":"https://www.wikidata.org/wiki/Q3305386","display_name":"Local optimum","level":2,"score":0.6728197336196899},{"id":"https://openalex.org/C9715774","wikidata":"https://www.wikidata.org/wiki/Q651142","display_name":"Stagnation point","level":3,"score":0.4683472514152527},{"id":"https://openalex.org/C126255220","wikidata":"https://www.wikidata.org/wiki/Q141495","display_name":"Mathematical optimization","level":1,"score":0.45451661944389343},{"id":"https://openalex.org/C181335050","wikidata":"https://www.wikidata.org/wiki/Q14915018","display_name":"Swarm behaviour","level":2,"score":0.44783759117126465},{"id":"https://openalex.org/C2778517922","wikidata":"https://www.wikidata.org/wiki/Q7140482","display_name":"Particle (ecology)","level":2,"score":0.4251784086227417},{"id":"https://openalex.org/C121864883","wikidata":"https://www.wikidata.org/wiki/Q677916","display_name":"Statistical physics","level":1,"score":0.3449227511882782},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.34297996759414673},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.33310478925704956},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.31054413318634033},{"id":"https://openalex.org/C57879066","wikidata":"https://www.wikidata.org/wiki/Q41217","display_name":"Mechanics","level":1,"score":0.2709910273551941},{"id":"https://openalex.org/C50517652","wikidata":"https://www.wikidata.org/wiki/Q179635","display_name":"Heat transfer","level":2,"score":0.11225435137748718},{"id":"https://openalex.org/C18903297","wikidata":"https://www.wikidata.org/wiki/Q7150","display_name":"Ecology","level":1,"score":0.08180540800094604},{"id":"https://openalex.org/C86803240","wikidata":"https://www.wikidata.org/wiki/Q420","display_name":"Biology","level":0,"score":0.07893750071525574}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1145/2739482.2764654","is_oa":false,"landing_page_url":"https://doi.org/10.1145/2739482.2764654","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Proceedings of the Companion Publication of the 2015 Annual Conference on Genetic and Evolutionary Computation","raw_type":"proceedings-article"}],"best_oa_location":null,"sustainable_development_goals":[],"awards":[],"funders":[],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":4,"referenced_works":["https://openalex.org/W1600907791","https://openalex.org/W1976129309","https://openalex.org/W2067302411","https://openalex.org/W2169245194"],"related_works":["https://openalex.org/W4288714711","https://openalex.org/W3200708550","https://openalex.org/W2771637876","https://openalex.org/W2736680465","https://openalex.org/W4294093918","https://openalex.org/W4240853094","https://openalex.org/W2810496283","https://openalex.org/W2170656329","https://openalex.org/W3131977017","https://openalex.org/W1934426788"],"abstract_inverted_index":{"This":[0],"paper":[1],"investigates":[2],"the":[3,32,41],"frequently":[4],"observed":[5],"phenomenon":[6],"of":[7,20,22,67],"stagnation":[8],"which":[9],"appears":[10],"on":[11],"particle":[12],"swarm":[13,37],"optimization":[14],"(PSO).":[15],"We":[16],"introduce":[17],"a":[18,52],"measure":[19],"significance":[21],"single":[23],"dimensions":[24],"and":[25,28],"provide":[26],"experimental":[27],"theoretical":[29],"evidence":[30],"that":[31],"classical":[33],"PSO,":[34],"even":[35],"with":[36],"parameters":[38],"known":[39],"(from":[40],"literature)":[42],"to":[43,51],"be":[44],"good,":[45],"almost":[46],"surely":[47],"does":[48],"not":[49],"converge":[50],"local":[53],"optimum":[54],"(stagnation)":[55],"if":[56],"too":[57],"few":[58],"particles":[59],"are":[60],"used.":[61],"Stagnation":[62],"is":[63],"an":[64],"undesirable":[65],"property":[66],"PSO.":[68]},"counts_by_year":[{"year":2026,"cited_by_count":2},{"year":2025,"cited_by_count":4},{"year":2024,"cited_by_count":1},{"year":2023,"cited_by_count":1},{"year":2020,"cited_by_count":4},{"year":2019,"cited_by_count":1},{"year":2015,"cited_by_count":1}],"updated_date":"2026-07-29T14:22:42.915294","created_date":"2025-10-10T00:00:00"}