{"id":"https://openalex.org/W1998719113","doi":"https://doi.org/10.1145/2513456.2517086","title":"Cooperating to buy shoes","display_name":"Cooperating to buy shoes","publication_year":2013,"publication_date":"2013-10-01","ids":{"openalex":"https://openalex.org/W1998719113","doi":"https://doi.org/10.1145/2513456.2517086","mag":"1998719113"},"language":"en","primary_location":{"id":"doi:10.1145/2513456.2517086","is_oa":false,"landing_page_url":"https://doi.org/10.1145/2513456.2517086","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Proceedings of the South African Institute for Computer Scientists and Information Technologists Conference","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/A5020352425","display_name":"Ian Sanders","orcid":"https://orcid.org/0000-0001-9081-8145"},"institutions":[{"id":"https://openalex.org/I165390105","display_name":"University of South Africa","ror":"https://ror.org/048cwvf49","country_code":"ZA","type":"education","lineage":["https://openalex.org/I165390105"]}],"countries":["ZA"],"is_corresponding":true,"raw_author_name":"I. D. Sanders","raw_affiliation_strings":["University of South Africa, Florida","University of South Africa, Florida#TAB#"],"affiliations":[{"raw_affiliation_string":"University of South Africa, Florida","institution_ids":["https://openalex.org/I165390105"]},{"raw_affiliation_string":"University of South Africa, Florida#TAB#","institution_ids":["https://openalex.org/I165390105"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":1,"corresponding_author_ids":["https://openalex.org/A5020352425"],"corresponding_institution_ids":["https://openalex.org/I165390105"],"apc_list":null,"apc_paid":null,"fwci":1.5202,"has_fulltext":false,"cited_by_count":2,"citation_normalized_percentile":{"value":0.87882704,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":89,"max":94},"biblio":{"volume":null,"issue":null,"first_page":"8","last_page":"16"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T13402","display_name":"Business Strategy and Innovation","score":0.9447000026702881,"subfield":{"id":"https://openalex.org/subfields/1408","display_name":"Strategy and Management"},"field":{"id":"https://openalex.org/fields/14","display_name":"Business, Management and Accounting"},"domain":{"id":"https://openalex.org/domains/2","display_name":"Social Sciences"}},"topics":[{"id":"https://openalex.org/T13402","display_name":"Business Strategy and Innovation","score":0.9447000026702881,"subfield":{"id":"https://openalex.org/subfields/1408","display_name":"Strategy and Management"},"field":{"id":"https://openalex.org/fields/14","display_name":"Business, Management and Accounting"},"domain":{"id":"https://openalex.org/domains/2","display_name":"Social Sciences"}}],"keywords":[{"id":"https://openalex.org/keywords/directed-graph","display_name":"Directed graph","score":0.6207444071769714},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.6196041107177734},{"id":"https://openalex.org/keywords/graph","display_name":"Graph","score":0.6177637577056885},{"id":"https://openalex.org/keywords/mathematical-optimization","display_name":"Mathematical optimization","score":0.44233840703964233},{"id":"https://openalex.org/keywords/greedy-algorithm","display_name":"Greedy algorithm","score":0.44233348965644836},{"id":"https://openalex.org/keywords/node","display_name":"Node (physics)","score":0.43781623244285583},{"id":"https://openalex.org/keywords/heuristic","display_name":"Heuristic","score":0.4341365694999695},{"id":"https://openalex.org/keywords/constraint","display_name":"Constraint (computer-aided design)","score":0.42429831624031067},{"id":"https://openalex.org/keywords/directed-acyclic-graph","display_name":"Directed acyclic graph","score":0.4107745289802551},{"id":"https://openalex.org/keywords/theoretical-computer-science","display_name":"Theoretical computer science","score":0.3277878761291504},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.25931113958358765},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.2557341158390045},{"id":"https://openalex.org/keywords/engineering","display_name":"Engineering","score":0.16858059167861938},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.14568984508514404}],"concepts":[{"id":"https://openalex.org/C146380142","wikidata":"https://www.wikidata.org/wiki/Q1137726","display_name":"Directed graph","level":2,"score":0.6207444071769714},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.6196041107177734},{"id":"https://openalex.org/C132525143","wikidata":"https://www.wikidata.org/wiki/Q141488","display_name":"Graph","level":2,"score":0.6177637577056885},{"id":"https://openalex.org/C126255220","wikidata":"https://www.wikidata.org/wiki/Q141495","display_name":"Mathematical optimization","level":1,"score":0.44233840703964233},{"id":"https://openalex.org/C51823790","wikidata":"https://www.wikidata.org/wiki/Q504353","display_name":"Greedy algorithm","level":2,"score":0.44233348965644836},{"id":"https://openalex.org/C62611344","wikidata":"https://www.wikidata.org/wiki/Q1062658","display_name":"Node (physics)","level":2,"score":0.43781623244285583},{"id":"https://openalex.org/C173801870","wikidata":"https://www.wikidata.org/wiki/Q201413","display_name":"Heuristic","level":2,"score":0.4341365694999695},{"id":"https://openalex.org/C2776036281","wikidata":"https://www.wikidata.org/wiki/Q48769818","display_name":"Constraint (computer-aided design)","level":2,"score":0.42429831624031067},{"id":"https://openalex.org/C74197172","wikidata":"https://www.wikidata.org/wiki/Q1195339","display_name":"Directed acyclic graph","level":2,"score":0.4107745289802551},{"id":"https://openalex.org/C80444323","wikidata":"https://www.wikidata.org/wiki/Q2878974","display_name":"Theoretical computer science","level":1,"score":0.3277878761291504},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.25931113958358765},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.2557341158390045},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.16858059167861938},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.14568984508514404},{"id":"https://openalex.org/C66938386","wikidata":"https://www.wikidata.org/wiki/Q633538","display_name":"Structural engineering","level":1,"score":0.0},{"id":"https://openalex.org/C2524010","wikidata":"https://www.wikidata.org/wiki/Q8087","display_name":"Geometry","level":1,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1145/2513456.2517086","is_oa":false,"landing_page_url":"https://doi.org/10.1145/2513456.2517086","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Proceedings of the South African Institute for Computer Scientists and Information Technologists Conference","raw_type":"proceedings-article"}],"best_oa_location":null,"sustainable_development_goals":[{"display_name":"Decent work and economic growth","id":"https://metadata.un.org/sdg/8","score":0.5}],"awards":[],"funders":[],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":4,"referenced_works":["https://openalex.org/W2011039300","https://openalex.org/W2083342911","https://openalex.org/W2112450612","https://openalex.org/W2281218127"],"related_works":["https://openalex.org/W2146569528","https://openalex.org/W4214487273","https://openalex.org/W1827895227","https://openalex.org/W4287028074","https://openalex.org/W2106828717","https://openalex.org/W3191289342","https://openalex.org/W1998712144","https://openalex.org/W3164774158","https://openalex.org/W2372211403","https://openalex.org/W4297817344"],"abstract_inverted_index":{"In":[0],"this":[1],"paper":[2,71,98],"cycle":[3,29,94,122],"picking":[4],"in":[5,27,30,37,113,118],"defined":[6],"as":[7],"an":[8,48,124],"optimisation":[9,129],"problem":[10,46,53,79,186],"where":[11,54],"cycles":[12,89],"are":[13],"chosen":[14,43],"from":[15],"a":[16,28,51,73,157,173],"directed":[17,33,103],"graph":[18,34,104,116,126],"under":[19],"the":[20,31,42,78,81,86,91,102,114,128,134,141,185],"constraint":[21],"that":[22,25,68,110,151],"any":[23],"node":[24,112],"is":[26,47,117,133,187],"original":[32,115],"must":[35],"be":[36,63,106],"at":[38,119],"least":[39,120],"one":[40,121],"of":[41,50,75,77,84,123,136,143,165,184],"cycles.":[44],"This":[45,132],"abstraction":[49],"real-world":[52],"people":[55,139,145,167],"who":[56,146,153],"require":[57],"different":[58],"sized":[59],"shoes":[60,67,148,155],"cooperate":[61],"to":[62,65,108,140,149,170,182],"able":[64],"buy":[66],"fit.":[69],"The":[70,97],"considers":[72],"number":[74,83],"variations":[76],"--":[80],"minimum":[82,92],"cycles,":[85],"all":[87,144],"small":[88],"and":[90],"total":[93],"length":[95],"views.":[96],"also":[99],"shows":[100],"how":[101],"can":[105],"amended":[107],"ensure":[109,150],"every":[111],"augmented":[125],"before":[127],"phase":[130],"commences.":[131],"equivalent":[135],"adding":[137],"dummy":[138,163],"group":[142,158],"need":[147],"everyone":[152],"needs":[154],"has":[156],"(even":[159],"if":[160],"it":[161],"contains":[162],"nodes)":[164],"other":[166],"with":[168],"whom":[169],"cooperate.":[171],"Finally":[172],"simple":[174],"greedy":[175],"heuristic":[176],"approach":[177],"for":[178],"finding":[179],"approximate":[180],"solutions":[181],"instances":[183],"considered.":[188]},"counts_by_year":[{"year":2015,"cited_by_count":1},{"year":2013,"cited_by_count":1}],"updated_date":"2025-11-06T03:46:38.306776","created_date":"2025-10-10T00:00:00"}