{"id":"https://openalex.org/W2040062513","doi":"https://doi.org/10.1145/2739482.2764713","title":"Using Anti-pheromone to Identify Core Objects for Multidimensional Knapsack Problems","display_name":"Using Anti-pheromone to Identify Core Objects for Multidimensional Knapsack Problems","publication_year":2015,"publication_date":"2015-07-10","ids":{"openalex":"https://openalex.org/W2040062513","doi":"https://doi.org/10.1145/2739482.2764713","mag":"2040062513"},"language":"en","primary_location":{"id":"doi:10.1145/2739482.2764713","is_oa":false,"landing_page_url":"https://doi.org/10.1145/2739482.2764713","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/A5046066991","display_name":"Nicol\u00e1s Rojas-Morales","orcid":"https://orcid.org/0000-0001-7662-1397"},"institutions":[{"id":"https://openalex.org/I75778554","display_name":"Federico Santa Mar\u00eda Technical University","ror":"https://ror.org/05510vn56","country_code":"CL","type":"education","lineage":["https://openalex.org/I75778554"]}],"countries":["CL"],"is_corresponding":false,"raw_author_name":"Nicol\u00e1s Rojas","raw_affiliation_strings":["Universidad T\u00e9cnica Federico Santa Mar\u00eda, Valpara\u00edso, Chile"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Universidad T\u00e9cnica Federico Santa Mar\u00eda, Valpara\u00edso, Chile","institution_ids":["https://openalex.org/I75778554"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5043516340","display_name":"Elizabeth Montero","orcid":"https://orcid.org/0000-0002-1690-3875"},"institutions":[{"id":"https://openalex.org/I75778554","display_name":"Federico Santa Mar\u00eda Technical University","ror":"https://ror.org/05510vn56","country_code":"CL","type":"education","lineage":["https://openalex.org/I75778554"]}],"countries":["CL"],"is_corresponding":false,"raw_author_name":"Elizabeth Montero","raw_affiliation_strings":["Universidad T\u00e9cnica Federico Santa Mar\u00eda, Valpara\u00edso, Chile"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Universidad T\u00e9cnica Federico Santa Mar\u00eda, Valpara\u00edso, Chile","institution_ids":["https://openalex.org/I75778554"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5006195699","display_name":"Mar\u00eda-Cristina Riff","orcid":"https://orcid.org/0000-0003-1676-266X"},"institutions":[{"id":"https://openalex.org/I75778554","display_name":"Federico Santa Mar\u00eda Technical University","ror":"https://ror.org/05510vn56","country_code":"CL","type":"education","lineage":["https://openalex.org/I75778554"]}],"countries":["CL"],"is_corresponding":false,"raw_author_name":"Mar\u00eda-Cristina Riff","raw_affiliation_strings":["Universidad T\u00e9cnica Federico Santa Mar\u00eda, Valpara\u00edso, Chile"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Universidad T\u00e9cnica Federico Santa Mar\u00eda, Valpara\u00edso, Chile","institution_ids":["https://openalex.org/I75778554"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":1,"corresponding_author_ids":[],"corresponding_institution_ids":["https://openalex.org/I75778554"],"apc_list":null,"apc_paid":null,"fwci":0.683,"has_fulltext":false,"cited_by_count":1,"citation_normalized_percentile":{"value":0.64526233,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":90,"max":94},"biblio":{"volume":null,"issue":null,"first_page":"1469","last_page":"1470"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T12176","display_name":"Optimization and Packing Problems","score":0.9995999932289124,"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"}},"topics":[{"id":"https://openalex.org/T12176","display_name":"Optimization and Packing Problems","score":0.9995999932289124,"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":0.9955999851226807,"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"}},{"id":"https://openalex.org/T10100","display_name":"Metaheuristic Optimization Algorithms Research","score":0.9948999881744385,"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"}}],"keywords":[{"id":"https://openalex.org/keywords/knapsack-problem","display_name":"Knapsack problem","score":0.9644985198974609},{"id":"https://openalex.org/keywords/core","display_name":"Core (optical fiber)","score":0.6310759782791138},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.6206977367401123},{"id":"https://openalex.org/keywords/mathematical-optimization","display_name":"Mathematical optimization","score":0.5483324527740479},{"id":"https://openalex.org/keywords/continuous-knapsack-problem","display_name":"Continuous knapsack problem","score":0.5302291512489319},{"id":"https://openalex.org/keywords/pheromone","display_name":"Pheromone","score":0.44312146306037903},{"id":"https://openalex.org/keywords/ant-colony-optimization-algorithms","display_name":"Ant colony optimization algorithms","score":0.42280903458595276},{"id":"https://openalex.org/keywords/cutting-stock-problem","display_name":"Cutting stock problem","score":0.4124460518360138},{"id":"https://openalex.org/keywords/theoretical-computer-science","display_name":"Theoretical computer science","score":0.3528021275997162},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.31669527292251587},{"id":"https://openalex.org/keywords/optimization-problem","display_name":"Optimization problem","score":0.28746944665908813},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.276441752910614}],"concepts":[{"id":"https://openalex.org/C113138325","wikidata":"https://www.wikidata.org/wiki/Q864457","display_name":"Knapsack problem","level":2,"score":0.9644985198974609},{"id":"https://openalex.org/C2164484","wikidata":"https://www.wikidata.org/wiki/Q5170150","display_name":"Core (optical fiber)","level":2,"score":0.6310759782791138},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.6206977367401123},{"id":"https://openalex.org/C126255220","wikidata":"https://www.wikidata.org/wiki/Q141495","display_name":"Mathematical optimization","level":1,"score":0.5483324527740479},{"id":"https://openalex.org/C94569963","wikidata":"https://www.wikidata.org/wiki/Q5165487","display_name":"Continuous knapsack problem","level":3,"score":0.5302291512489319},{"id":"https://openalex.org/C2777328355","wikidata":"https://www.wikidata.org/wiki/Q167377","display_name":"Pheromone","level":2,"score":0.44312146306037903},{"id":"https://openalex.org/C40128228","wikidata":"https://www.wikidata.org/wiki/Q460851","display_name":"Ant colony optimization algorithms","level":2,"score":0.42280903458595276},{"id":"https://openalex.org/C37307619","wikidata":"https://www.wikidata.org/wiki/Q1306230","display_name":"Cutting stock problem","level":3,"score":0.4124460518360138},{"id":"https://openalex.org/C80444323","wikidata":"https://www.wikidata.org/wiki/Q2878974","display_name":"Theoretical computer science","level":1,"score":0.3528021275997162},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.31669527292251587},{"id":"https://openalex.org/C137836250","wikidata":"https://www.wikidata.org/wiki/Q984063","display_name":"Optimization problem","level":2,"score":0.28746944665908813},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.276441752910614},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.0},{"id":"https://openalex.org/C86803240","wikidata":"https://www.wikidata.org/wiki/Q420","display_name":"Biology","level":0,"score":0.0},{"id":"https://openalex.org/C54355233","wikidata":"https://www.wikidata.org/wiki/Q7162","display_name":"Genetics","level":1,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1145/2739482.2764713","is_oa":false,"landing_page_url":"https://doi.org/10.1145/2739482.2764713","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/W1565321533","https://openalex.org/W2104515359","https://openalex.org/W2134788587","https://openalex.org/W3016885447"],"related_works":["https://openalex.org/W1483913682","https://openalex.org/W2005493932","https://openalex.org/W2354313438","https://openalex.org/W2087209118","https://openalex.org/W2376421450","https://openalex.org/W2889442766","https://openalex.org/W2993365626","https://openalex.org/W2257135682","https://openalex.org/W2135814502","https://openalex.org/W2089402478"],"abstract_inverted_index":{"This":[0],"paper":[1],"proposes":[2],"a":[3,32],"two-step":[4],"ants":[5],"algorithm":[6,17,48],"for":[7,51],"the":[8,13,16,36,43,57],"Multidimensional":[9],"Knapsack":[10],"Problem.":[11],"In":[12],"first":[14],"step,":[15],"uses":[18],"an":[19,46],"Anti-pheromone":[20],"to":[21,28,55],"detect":[22],"which":[23],"objects":[24],"are":[25],"less":[26],"suitable":[27],"be":[29],"part":[30],"of":[31],"near-optimal":[33],"solution":[34],"solving":[35],"opposite":[37],"problem.":[38,59],"From":[39],"this":[40],"information,":[41],"in":[42],"second":[44],"step":[45],"ant-based":[47],"continues":[49],"searching":[50],"better":[52],"solutions":[53],"trying":[54],"solve":[56],"real":[58]},"counts_by_year":[{"year":2017,"cited_by_count":1}],"updated_date":"2026-07-29T14:22:42.915294","created_date":"2025-10-10T00:00:00"}