{"id":"https://openalex.org/W2029374654","doi":"https://doi.org/10.1145/2576768.2598367","title":"Socially inspired algorithms for the travelling thief problem","display_name":"Socially inspired algorithms for the travelling thief problem","publication_year":2014,"publication_date":"2014-07-11","ids":{"openalex":"https://openalex.org/W2029374654","doi":"https://doi.org/10.1145/2576768.2598367","mag":"2029374654"},"language":"en","primary_location":{"id":"doi:10.1145/2576768.2598367","is_oa":false,"landing_page_url":"https://doi.org/10.1145/2576768.2598367","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Proceedings of the 2014 Annual Conference on Genetic and Evolutionary Computation","raw_type":"proceedings-article"},"type":"article","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/A5003490724","display_name":"Mohammad Reza Bonyadi","orcid":"https://orcid.org/0000-0003-0061-4902"},"institutions":[{"id":"https://openalex.org/I5681781","display_name":"University of Adelaide","ror":"https://ror.org/00892tw58","country_code":"AU","type":"education","lineage":["https://openalex.org/I5681781"]}],"countries":["AU"],"is_corresponding":true,"raw_author_name":"Mohammad Reza Bonyadi","raw_affiliation_strings":["The University of Adelaide, Adelaide, Australia"],"affiliations":[{"raw_affiliation_string":"The University of Adelaide, Adelaide, Australia","institution_ids":["https://openalex.org/I5681781"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5072022501","display_name":"Zbigniew Michalewicz","orcid":"https://orcid.org/0000-0001-5609-5457"},"institutions":[{"id":"https://openalex.org/I5681781","display_name":"University of Adelaide","ror":"https://ror.org/00892tw58","country_code":"AU","type":"education","lineage":["https://openalex.org/I5681781"]}],"countries":["AU"],"is_corresponding":false,"raw_author_name":"Zbigniew Michalewicz","raw_affiliation_strings":["The University of Adelaide, Adelaide, Australia"],"affiliations":[{"raw_affiliation_string":"The University of Adelaide, Adelaide, Australia","institution_ids":["https://openalex.org/I5681781"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5075961810","display_name":"Micha\u0142 R. Przyby\u0142ek","orcid":"https://orcid.org/0000-0003-2349-865X"},"institutions":[{"id":"https://openalex.org/I3017851245","display_name":"Polish-Japanese Academy of Information Technology","ror":"https://ror.org/01v542j61","country_code":"PL","type":"education","lineage":["https://openalex.org/I3017851245"]}],"countries":["PL"],"is_corresponding":false,"raw_author_name":"Michal Roman Przybylek","raw_affiliation_strings":["Polish-Japanese Institute of Information Technology, Warsaw, Poland"],"affiliations":[{"raw_affiliation_string":"Polish-Japanese Institute of Information Technology, Warsaw, Poland","institution_ids":["https://openalex.org/I3017851245"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5030146543","display_name":"Adam Wierzbicki","orcid":"https://orcid.org/0000-0003-0075-7030"},"institutions":[{"id":"https://openalex.org/I3017851245","display_name":"Polish-Japanese Academy of Information Technology","ror":"https://ror.org/01v542j61","country_code":"PL","type":"education","lineage":["https://openalex.org/I3017851245"]}],"countries":["PL"],"is_corresponding":false,"raw_author_name":"Adam Wierzbicki","raw_affiliation_strings":["Polish-Japanese Institute of Information Technology, Warsaw, Poland"],"affiliations":[{"raw_affiliation_string":"Polish-Japanese Institute of Information Technology, Warsaw, Poland","institution_ids":["https://openalex.org/I3017851245"]}]}],"institutions":[],"countries_distinct_count":2,"institutions_distinct_count":4,"corresponding_author_ids":["https://openalex.org/A5003490724"],"corresponding_institution_ids":["https://openalex.org/I5681781"],"apc_list":null,"apc_paid":null,"fwci":8.5892,"has_fulltext":false,"cited_by_count":58,"citation_normalized_percentile":{"value":0.97697144,"is_in_top_1_percent":false,"is_in_top_10_percent":true},"cited_by_percentile_year":{"min":89,"max":99},"biblio":{"volume":null,"issue":null,"first_page":"421","last_page":"428"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10100","display_name":"Metaheuristic Optimization Algorithms Research","score":0.9945999979972839,"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":0.9945999979972839,"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/T10567","display_name":"Vehicle Routing Optimization Methods","score":0.978600025177002,"subfield":{"id":"https://openalex.org/subfields/2209","display_name":"Industrial and Manufacturing Engineering"},"field":{"id":"https://openalex.org/fields/22","display_name":"Engineering"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T12288","display_name":"Optimization and Search Problems","score":0.9776999950408936,"subfield":{"id":"https://openalex.org/subfields/1705","display_name":"Computer Networks and Communications"},"field":{"id":"https://openalex.org/fields/17","display_name":"Computer Science"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}}],"keywords":[{"id":"https://openalex.org/keywords/travelling-salesman-problem","display_name":"Travelling salesman problem","score":0.8686685562133789},{"id":"https://openalex.org/keywords/knapsack-problem","display_name":"Knapsack problem","score":0.8355693817138672},{"id":"https://openalex.org/keywords/component","display_name":"Component (thermodynamics)","score":0.7582544088363647},{"id":"https://openalex.org/keywords/heuristic","display_name":"Heuristic","score":0.756178617477417},{"id":"https://openalex.org/keywords/mathematical-optimization","display_name":"Mathematical optimization","score":0.6443634033203125},{"id":"https://openalex.org/keywords/simple","display_name":"Simple (philosophy)","score":0.5830478072166443},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.5418030619621277},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.5150401592254639},{"id":"https://openalex.org/keywords/heuristics","display_name":"Heuristics","score":0.4193997085094452},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.38349655270576477}],"concepts":[{"id":"https://openalex.org/C175859090","wikidata":"https://www.wikidata.org/wiki/Q322212","display_name":"Travelling salesman problem","level":2,"score":0.8686685562133789},{"id":"https://openalex.org/C113138325","wikidata":"https://www.wikidata.org/wiki/Q864457","display_name":"Knapsack problem","level":2,"score":0.8355693817138672},{"id":"https://openalex.org/C168167062","wikidata":"https://www.wikidata.org/wiki/Q1117970","display_name":"Component (thermodynamics)","level":2,"score":0.7582544088363647},{"id":"https://openalex.org/C173801870","wikidata":"https://www.wikidata.org/wiki/Q201413","display_name":"Heuristic","level":2,"score":0.756178617477417},{"id":"https://openalex.org/C126255220","wikidata":"https://www.wikidata.org/wiki/Q141495","display_name":"Mathematical optimization","level":1,"score":0.6443634033203125},{"id":"https://openalex.org/C2780586882","wikidata":"https://www.wikidata.org/wiki/Q7520643","display_name":"Simple (philosophy)","level":2,"score":0.5830478072166443},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.5418030619621277},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.5150401592254639},{"id":"https://openalex.org/C127705205","wikidata":"https://www.wikidata.org/wiki/Q5748245","display_name":"Heuristics","level":2,"score":0.4193997085094452},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.38349655270576477},{"id":"https://openalex.org/C97355855","wikidata":"https://www.wikidata.org/wiki/Q11473","display_name":"Thermodynamics","level":1,"score":0.0},{"id":"https://openalex.org/C111472728","wikidata":"https://www.wikidata.org/wiki/Q9471","display_name":"Epistemology","level":1,"score":0.0},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.0},{"id":"https://openalex.org/C138885662","wikidata":"https://www.wikidata.org/wiki/Q5891","display_name":"Philosophy","level":0,"score":0.0}],"mesh":[],"locations_count":2,"locations":[{"id":"doi:10.1145/2576768.2598367","is_oa":false,"landing_page_url":"https://doi.org/10.1145/2576768.2598367","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Proceedings of the 2014 Annual Conference on Genetic and Evolutionary Computation","raw_type":"proceedings-article"},{"id":"pmh:oai:digital.library.adelaide.edu.au:2440/108639","is_oa":false,"landing_page_url":"http://hdl.handle.net/2440/108639","pdf_url":null,"source":{"id":"https://openalex.org/S4306401835","display_name":"Adelaide Research & Scholarship (AR&S) (University of Adelaide)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I5681781","host_organization_name":"The University of Adelaide","host_organization_lineage":["https://openalex.org/I5681781"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"http://dx.doi.org/10.1145/2576768.2598367","raw_type":"Conference paper"}],"best_oa_location":null,"sustainable_development_goals":[{"display_name":"Decent work and economic growth","score":0.4300000071525574,"id":"https://metadata.un.org/sdg/8"}],"awards":[],"funders":[],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":21,"referenced_works":["https://openalex.org/W1508419498","https://openalex.org/W1555689267","https://openalex.org/W1601649239","https://openalex.org/W1776713878","https://openalex.org/W1792324772","https://openalex.org/W1814328155","https://openalex.org/W1936925833","https://openalex.org/W1965587495","https://openalex.org/W1972755385","https://openalex.org/W1982687611","https://openalex.org/W1993744672","https://openalex.org/W2012438638","https://openalex.org/W2017319551","https://openalex.org/W2028047126","https://openalex.org/W2036265926","https://openalex.org/W2117226423","https://openalex.org/W2127172809","https://openalex.org/W2140425706","https://openalex.org/W2154929945","https://openalex.org/W2157321006","https://openalex.org/W2324108981"],"related_works":["https://openalex.org/W2031913815","https://openalex.org/W2133728917","https://openalex.org/W3177062893","https://openalex.org/W3125143773","https://openalex.org/W4297427155","https://openalex.org/W2007032764","https://openalex.org/W803550684","https://openalex.org/W2483226803","https://openalex.org/W3025823153","https://openalex.org/W4352977312"],"abstract_inverted_index":{"Many":[0],"real-world":[1],"problems":[2,9,20],"are":[3,11,189],"composed":[4,58],"of":[5,18,59,140,196],"two":[6,72,87,187],"or":[7],"more":[8],"that":[10,129,202],"interdependent":[12],"on":[13,148],"each":[14,27,97],"other.":[15],"The":[16,117],"interaction":[17],"such":[19],"usually":[21],"is":[22,57,113,120,143],"quite":[23],"complex":[24],"and":[25,65,99,145,179],"solving":[26],"problem":[28],"separately":[29],"cannot":[30],"guarantee":[31],"the":[32,36,51,60,66,80,101,134,149,153,162,167,175,183],"optimal":[33],"solution":[34,108,132,151,160],"for":[35,133,152,161],"overall":[37,106],"multi-component":[38],"problem.":[39],"In":[40,79,170],"this":[41,172],"paper":[42],"we":[43,83],"experiment":[44],"with":[45,77,96,166],"one":[46],"particular":[47],"2-component":[48],"problem,":[49],"namely":[50],"Traveling":[52,61],"Thief":[53],"Problem":[54,63,68],"(TTP).":[55],"TTP":[56,85,110,194],"Salesman":[62],"(TSP)":[64],"Knapsack":[67],"(KP).":[69],"We":[70],"investigate":[71],"heuristic":[73,123,173],"methods":[74,188],"to":[75,103,109,181,191],"deal":[76],"TTP.":[78],"first":[81,137],"approach":[82,119],"decompose":[84],"into":[86],"sub-problems,":[88],"solve":[89,182],"them":[90],"by":[91],"separate":[92],"modules/algorithms":[93],"(that":[94],"communicate":[95],"other),":[98],"combine":[100],"solutions":[102],"obtain":[104],"an":[105],"approximated":[107],"(this":[111],"method":[112,128],"called":[114],"CoSolver":[115,203],").":[116],"second":[118],"a":[121,131,159],"simple":[122],"(called":[124],"density-based":[125],"heuristic,":[126],"DH)":[127],"generates":[130,158],"TSP":[135,154],"component":[136,155,164],"(a":[138],"version":[139],"Lin-Kernighan":[141],"algorithm":[142],"used)":[144],"then,":[146],"based":[147],"fixed":[150],"found,":[156],"it":[157],"KP":[163],"(associated":[165],"given":[168],"TTP).":[169],"fact,":[171],"ignores":[174],"interdependency":[176],"between":[177],"sub-problems":[178,184],"tries":[180],"sequentially.":[185],"These":[186],"applied":[190],"some":[192],"generated":[193],"instances":[195],"different":[197],"sizes.":[198],"Our":[199],"comparisons":[200],"show":[201],"outperforms":[204],"DH":[205],"specially":[206],"in":[207],"large":[208],"instances.":[209]},"counts_by_year":[{"year":2025,"cited_by_count":1},{"year":2024,"cited_by_count":2},{"year":2023,"cited_by_count":8},{"year":2022,"cited_by_count":1},{"year":2021,"cited_by_count":6},{"year":2020,"cited_by_count":9},{"year":2019,"cited_by_count":4},{"year":2018,"cited_by_count":6},{"year":2017,"cited_by_count":9},{"year":2016,"cited_by_count":7},{"year":2015,"cited_by_count":4},{"year":2014,"cited_by_count":1}],"updated_date":"2025-11-06T03:46:38.306776","created_date":"2016-06-24T00:00:00"}