{"id":"https://openalex.org/W2158501731","doi":"https://doi.org/10.1109/rivf.2006.1696421","title":"Generating complete university course timetables by using local search methods","display_name":"Generating complete university course timetables by using local search methods","publication_year":2006,"publication_date":"2006-09-22","ids":{"openalex":"https://openalex.org/W2158501731","doi":"https://doi.org/10.1109/rivf.2006.1696421","mag":"2158501731"},"language":"en","primary_location":{"id":"doi:10.1109/rivf.2006.1696421","is_oa":false,"landing_page_url":"https://doi.org/10.1109/rivf.2006.1696421","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2006 International Conference onResearch, Innovation and Vision for the Future","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/A5059729965","display_name":"Duong Tuan Anh","orcid":"https://orcid.org/0000-0003-3340-7117"},"institutions":[{"id":"https://openalex.org/I47265099","display_name":"Ho Chi Minh City University of Technology","ror":"https://ror.org/04qva2324","country_code":"VN","type":"education","lineage":["https://openalex.org/I123565023","https://openalex.org/I47265099"]}],"countries":["VN"],"is_corresponding":true,"raw_author_name":"Duong Tuan Anh","raw_affiliation_strings":["HCM City University of Technology, Vietnam"],"affiliations":[{"raw_affiliation_string":"HCM City University of Technology, Vietnam","institution_ids":["https://openalex.org/I47265099"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5002611366","display_name":"Vo Hoang Tam","orcid":null},"institutions":[{"id":"https://openalex.org/I47265099","display_name":"Ho Chi Minh City University of Technology","ror":"https://ror.org/04qva2324","country_code":"VN","type":"education","lineage":["https://openalex.org/I123565023","https://openalex.org/I47265099"]}],"countries":["VN"],"is_corresponding":false,"raw_author_name":"Vo Hoang Tam","raw_affiliation_strings":["HCM City University of Technology, Vietnam"],"affiliations":[{"raw_affiliation_string":"HCM City University of Technology, Vietnam","institution_ids":["https://openalex.org/I47265099"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5051219382","display_name":"Quoc Viet Hung Nguyen","orcid":"https://orcid.org/0000-0002-9687-1315"},"institutions":[{"id":"https://openalex.org/I47265099","display_name":"Ho Chi Minh City University of Technology","ror":"https://ror.org/04qva2324","country_code":"VN","type":"education","lineage":["https://openalex.org/I123565023","https://openalex.org/I47265099"]}],"countries":["VN"],"is_corresponding":false,"raw_author_name":"Nguyen Quoc Viet Hung","raw_affiliation_strings":["HCM City University of Technology, Vietnam"],"affiliations":[{"raw_affiliation_string":"HCM City University of Technology, Vietnam","institution_ids":["https://openalex.org/I47265099"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":3,"corresponding_author_ids":["https://openalex.org/A5059729965"],"corresponding_institution_ids":["https://openalex.org/I47265099"],"apc_list":null,"apc_paid":null,"fwci":0.4212,"has_fulltext":false,"cited_by_count":6,"citation_normalized_percentile":{"value":0.70143117,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":89,"max":97},"biblio":{"volume":"1408","issue":null,"first_page":"67","last_page":"74"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T12401","display_name":"Scheduling and Timetabling Solutions","score":0.9998999834060669,"subfield":{"id":"https://openalex.org/subfields/1803","display_name":"Management Science and Operations Research"},"field":{"id":"https://openalex.org/fields/18","display_name":"Decision Sciences"},"domain":{"id":"https://openalex.org/domains/2","display_name":"Social Sciences"}},"topics":[{"id":"https://openalex.org/T12401","display_name":"Scheduling and Timetabling Solutions","score":0.9998999834060669,"subfield":{"id":"https://openalex.org/subfields/1803","display_name":"Management Science and Operations Research"},"field":{"id":"https://openalex.org/fields/18","display_name":"Decision Sciences"},"domain":{"id":"https://openalex.org/domains/2","display_name":"Social Sciences"}},{"id":"https://openalex.org/T11596","display_name":"Constraint Satisfaction and Optimization","score":0.9790999889373779,"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/T10567","display_name":"Vehicle Routing Optimization Methods","score":0.9294999837875366,"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"}}],"keywords":[{"id":"https://openalex.org/keywords/tabu-search","display_name":"Tabu search","score":0.8533987998962402},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.6676716208457947},{"id":"https://openalex.org/keywords/mathematical-optimization","display_name":"Mathematical optimization","score":0.6612223386764526},{"id":"https://openalex.org/keywords/set","display_name":"Set (abstract data type)","score":0.5991993546485901},{"id":"https://openalex.org/keywords/local-search","display_name":"Local search (optimization)","score":0.5823398232460022},{"id":"https://openalex.org/keywords/guided-local-search","display_name":"Guided Local Search","score":0.5777803659439087},{"id":"https://openalex.org/keywords/scale","display_name":"Scale (ratio)","score":0.47996950149536133},{"id":"https://openalex.org/keywords/quality","display_name":"Quality (philosophy)","score":0.4345484673976898},{"id":"https://openalex.org/keywords/course","display_name":"Course (navigation)","score":0.41978034377098083},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.36578208208084106},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.21244433522224426},{"id":"https://openalex.org/keywords/engineering","display_name":"Engineering","score":0.08766317367553711}],"concepts":[{"id":"https://openalex.org/C123370116","wikidata":"https://www.wikidata.org/wiki/Q1424540","display_name":"Tabu search","level":2,"score":0.8533987998962402},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.6676716208457947},{"id":"https://openalex.org/C126255220","wikidata":"https://www.wikidata.org/wiki/Q141495","display_name":"Mathematical optimization","level":1,"score":0.6612223386764526},{"id":"https://openalex.org/C177264268","wikidata":"https://www.wikidata.org/wiki/Q1514741","display_name":"Set (abstract data type)","level":2,"score":0.5991993546485901},{"id":"https://openalex.org/C135320971","wikidata":"https://www.wikidata.org/wiki/Q1868524","display_name":"Local search (optimization)","level":2,"score":0.5823398232460022},{"id":"https://openalex.org/C90189156","wikidata":"https://www.wikidata.org/wiki/Q5615481","display_name":"Guided Local Search","level":3,"score":0.5777803659439087},{"id":"https://openalex.org/C2778755073","wikidata":"https://www.wikidata.org/wiki/Q10858537","display_name":"Scale (ratio)","level":2,"score":0.47996950149536133},{"id":"https://openalex.org/C2779530757","wikidata":"https://www.wikidata.org/wiki/Q1207505","display_name":"Quality (philosophy)","level":2,"score":0.4345484673976898},{"id":"https://openalex.org/C2777552389","wikidata":"https://www.wikidata.org/wiki/Q1962728","display_name":"Course (navigation)","level":2,"score":0.41978034377098083},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.36578208208084106},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.21244433522224426},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.08766317367553711},{"id":"https://openalex.org/C199360897","wikidata":"https://www.wikidata.org/wiki/Q9143","display_name":"Programming language","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},{"id":"https://openalex.org/C146978453","wikidata":"https://www.wikidata.org/wiki/Q3798668","display_name":"Aerospace engineering","level":1,"score":0.0},{"id":"https://openalex.org/C62520636","wikidata":"https://www.wikidata.org/wiki/Q944","display_name":"Quantum mechanics","level":1,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/rivf.2006.1696421","is_oa":false,"landing_page_url":"https://doi.org/10.1109/rivf.2006.1696421","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2006 International Conference onResearch, Innovation and Vision for the Future","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":27,"referenced_works":["https://openalex.org/W18004407","https://openalex.org/W125178576","https://openalex.org/W191935719","https://openalex.org/W1536678045","https://openalex.org/W1558512881","https://openalex.org/W1597583991","https://openalex.org/W1601081952","https://openalex.org/W1883366561","https://openalex.org/W2015097024","https://openalex.org/W2032876227","https://openalex.org/W2086961057","https://openalex.org/W2099942580","https://openalex.org/W2109135347","https://openalex.org/W2121766240","https://openalex.org/W2339500526","https://openalex.org/W2399362491","https://openalex.org/W2552712687","https://openalex.org/W2784763367","https://openalex.org/W4212899374","https://openalex.org/W4285719527","https://openalex.org/W6600759232","https://openalex.org/W6605109351","https://openalex.org/W6607814840","https://openalex.org/W6632047029","https://openalex.org/W6633405515","https://openalex.org/W6639360379","https://openalex.org/W6748273000"],"related_works":["https://openalex.org/W1987877777","https://openalex.org/W2370323645","https://openalex.org/W4247343174","https://openalex.org/W2168643831","https://openalex.org/W4243772339","https://openalex.org/W1559717033","https://openalex.org/W1533229056","https://openalex.org/W1979763505","https://openalex.org/W2519041592","https://openalex.org/W1555693598"],"abstract_inverted_index":{"The":[0,37],"course":[1],"timetabling":[2,31],"problem":[3,32],"of":[4,41,84],"large-scale":[5],"size":[6],"in":[7],"realistic":[8],"applications":[9],"is":[10],"considered":[11],"very":[12],"hard":[13,55],"and":[14,57,91],"cannot":[15],"be":[16],"solved":[17],"by":[18],"exact":[19],"methods.":[20,36],"In":[21],"this":[22,30],"paper,":[23],"we":[24],"present":[25],"a":[26,62],"solution":[27,38,51],"method":[28,39,65,86],"for":[29],"using":[33,61],"local":[34,63],"search":[35],"consists":[40],"two":[42],"phases:":[43],"the":[44,58,75,85,92],"first":[45],"phase":[46,60],"to":[47,69],"provide":[48],"an":[49],"initial":[50],"that":[52],"satisfies":[53],"all":[54],"constraints":[56,77],"second":[59],"repair":[64],"with":[66],"tabu":[67],"mechanism":[68],"produce":[70],"high":[71],"quality":[72],"solution,":[73],"taking":[74],"soft":[76],"into":[78],"account.":[79],"We":[80],"perform":[81],"preliminary":[82],"experiments":[83],"on":[87],"real":[88],"data":[89],"set":[90],"results":[93],"are":[94],"quite":[95],"promising.":[96]},"counts_by_year":[{"year":2015,"cited_by_count":3},{"year":2014,"cited_by_count":1},{"year":2012,"cited_by_count":1}],"updated_date":"2025-11-06T03:46:38.306776","created_date":"2025-10-10T00:00:00"}