{"id":"https://openalex.org/W2160534503","doi":"https://doi.org/10.1109/dmo.2009.5341894","title":"Incorporating great deluge approach with kempe chain neighbourhood structure for curriculum-based course timetabling problems","display_name":"Incorporating great deluge approach with kempe chain neighbourhood structure for curriculum-based course timetabling problems","publication_year":2009,"publication_date":"2009-10-01","ids":{"openalex":"https://openalex.org/W2160534503","doi":"https://doi.org/10.1109/dmo.2009.5341894","mag":"2160534503"},"language":"en","primary_location":{"id":"doi:10.1109/dmo.2009.5341894","is_oa":false,"landing_page_url":"https://doi.org/10.1109/dmo.2009.5341894","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2009 2nd Conference on Data Mining and Optimization","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/A5023536412","display_name":"Khalid Shaker","orcid":"https://orcid.org/0000-0001-9108-5553"},"institutions":[{"id":"https://openalex.org/I885383172","display_name":"National University of Malaysia","ror":"https://ror.org/00bw8d226","country_code":"MY","type":"education","lineage":["https://openalex.org/I885383172"]}],"countries":["MY"],"is_corresponding":false,"raw_author_name":"Khalid Shaker","raw_affiliation_strings":["Data Mining & Optimization Research Group, Center of Artificial Intelligence Technology, University Kebangsaan Malaysia, Bangi, Selangor Darul Ehsan, Malaysia"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Data Mining & Optimization Research Group, Center of Artificial Intelligence Technology, University Kebangsaan Malaysia, Bangi, Selangor Darul Ehsan, Malaysia","institution_ids":["https://openalex.org/I885383172"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5100702092","display_name":"Salwani Abdullah","orcid":"https://orcid.org/0000-0003-0037-841X"},"institutions":[{"id":"https://openalex.org/I885383172","display_name":"National University of Malaysia","ror":"https://ror.org/00bw8d226","country_code":"MY","type":"education","lineage":["https://openalex.org/I885383172"]}],"countries":["MY"],"is_corresponding":false,"raw_author_name":"Salwani Abdullah","raw_affiliation_strings":["Data Mining & Optimization Research Group, Center of Artificial Intelligence Technology, University Kebangsaan Malaysia, Bangi, Selangor Darul Ehsan, Malaysia"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Data Mining & Optimization Research Group, Center of Artificial Intelligence Technology, University Kebangsaan Malaysia, Bangi, Selangor Darul Ehsan, Malaysia","institution_ids":["https://openalex.org/I885383172"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":2,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":1.6658,"has_fulltext":false,"cited_by_count":14,"citation_normalized_percentile":{"value":0.86153966,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":89,"max":97},"biblio":{"volume":null,"issue":null,"first_page":"149","last_page":"153"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T12401","display_name":"Scheduling and Timetabling Solutions","score":1.0,"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":1.0,"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/T10567","display_name":"Vehicle Routing Optimization Methods","score":0.9681000113487244,"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/computer-science","display_name":"Computer science","score":0.6904498338699341},{"id":"https://openalex.org/keywords/neighbourhood","display_name":"Neighbourhood (mathematics)","score":0.6247879862785339},{"id":"https://openalex.org/keywords/course","display_name":"Course (navigation)","score":0.5948650240898132},{"id":"https://openalex.org/keywords/heuristic","display_name":"Heuristic","score":0.5120521187782288},{"id":"https://openalex.org/keywords/task","display_name":"Task (project management)","score":0.4558386504650116},{"id":"https://openalex.org/keywords/graph","display_name":"Graph","score":0.45066770911216736},{"id":"https://openalex.org/keywords/curriculum","display_name":"Curriculum","score":0.4385703206062317},{"id":"https://openalex.org/keywords/mathematical-optimization","display_name":"Mathematical optimization","score":0.4033639430999756},{"id":"https://openalex.org/keywords/operations-research","display_name":"Operations research","score":0.3776881694793701},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.37127578258514404},{"id":"https://openalex.org/keywords/theoretical-computer-science","display_name":"Theoretical computer science","score":0.32721465826034546},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.1778498888015747},{"id":"https://openalex.org/keywords/engineering","display_name":"Engineering","score":0.12145951390266418}],"concepts":[{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.6904498338699341},{"id":"https://openalex.org/C161677786","wikidata":"https://www.wikidata.org/wiki/Q2478475","display_name":"Neighbourhood (mathematics)","level":2,"score":0.6247879862785339},{"id":"https://openalex.org/C2777552389","wikidata":"https://www.wikidata.org/wiki/Q1962728","display_name":"Course (navigation)","level":2,"score":0.5948650240898132},{"id":"https://openalex.org/C173801870","wikidata":"https://www.wikidata.org/wiki/Q201413","display_name":"Heuristic","level":2,"score":0.5120521187782288},{"id":"https://openalex.org/C2780451532","wikidata":"https://www.wikidata.org/wiki/Q759676","display_name":"Task (project management)","level":2,"score":0.4558386504650116},{"id":"https://openalex.org/C132525143","wikidata":"https://www.wikidata.org/wiki/Q141488","display_name":"Graph","level":2,"score":0.45066770911216736},{"id":"https://openalex.org/C47177190","wikidata":"https://www.wikidata.org/wiki/Q207137","display_name":"Curriculum","level":2,"score":0.4385703206062317},{"id":"https://openalex.org/C126255220","wikidata":"https://www.wikidata.org/wiki/Q141495","display_name":"Mathematical optimization","level":1,"score":0.4033639430999756},{"id":"https://openalex.org/C42475967","wikidata":"https://www.wikidata.org/wiki/Q194292","display_name":"Operations research","level":1,"score":0.3776881694793701},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.37127578258514404},{"id":"https://openalex.org/C80444323","wikidata":"https://www.wikidata.org/wiki/Q2878974","display_name":"Theoretical computer science","level":1,"score":0.32721465826034546},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.1778498888015747},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.12145951390266418},{"id":"https://openalex.org/C15744967","wikidata":"https://www.wikidata.org/wiki/Q9418","display_name":"Psychology","level":0,"score":0.0},{"id":"https://openalex.org/C201995342","wikidata":"https://www.wikidata.org/wiki/Q682496","display_name":"Systems engineering","level":1,"score":0.0},{"id":"https://openalex.org/C134306372","wikidata":"https://www.wikidata.org/wiki/Q7754","display_name":"Mathematical analysis","level":1,"score":0.0},{"id":"https://openalex.org/C19417346","wikidata":"https://www.wikidata.org/wiki/Q7922","display_name":"Pedagogy","level":1,"score":0.0},{"id":"https://openalex.org/C146978453","wikidata":"https://www.wikidata.org/wiki/Q3798668","display_name":"Aerospace engineering","level":1,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/dmo.2009.5341894","is_oa":false,"landing_page_url":"https://doi.org/10.1109/dmo.2009.5341894","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2009 2nd Conference on Data Mining and Optimization","raw_type":"proceedings-article"}],"best_oa_location":null,"sustainable_development_goals":[{"display_name":"Sustainable cities and communities","score":0.5899999737739563,"id":"https://metadata.un.org/sdg/11"}],"awards":[],"funders":[],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":21,"referenced_works":["https://openalex.org/W62280645","https://openalex.org/W126878045","https://openalex.org/W1480541594","https://openalex.org/W1503005132","https://openalex.org/W1542447043","https://openalex.org/W1546012270","https://openalex.org/W1964072303","https://openalex.org/W1998069267","https://openalex.org/W2000686525","https://openalex.org/W2028480548","https://openalex.org/W2030910540","https://openalex.org/W2031012845","https://openalex.org/W2087215158","https://openalex.org/W2108432292","https://openalex.org/W2113588283","https://openalex.org/W2138029669","https://openalex.org/W4285719527","https://openalex.org/W6605186070","https://openalex.org/W6628761423","https://openalex.org/W6630206402","https://openalex.org/W6677084609"],"related_works":["https://openalex.org/W4318717247","https://openalex.org/W2267656092","https://openalex.org/W2317874921","https://openalex.org/W4393363920","https://openalex.org/W2736755255","https://openalex.org/W4362648715","https://openalex.org/W2009385780","https://openalex.org/W3082623308","https://openalex.org/W3120503679","https://openalex.org/W2359390960"],"abstract_inverted_index":{"Constructing":[0],"university":[1,144],"course":[2,28,103,145],"timetable":[3,76],"is":[4,31,58,62,70,84,98,136],"a":[5,10,47,67,74,89],"very":[6],"difficult":[7],"task":[8],"where":[9],"set":[11],"of":[12,27,41,49,122],"events":[13],"has":[14],"to":[15,32,72,127,138],"be":[16],"scheduled":[17],"in":[18,22,64,77,92,108,125],"timeslots":[19],"and":[20,37,81],"located":[21],"suitable":[23],"rooms.":[24],"The":[25,60,96],"objective":[26],"timetabling":[29,104,146],"problem":[30,61],"satisfy":[33],"the":[34,39,78,82,93,101,109,120,128,133,143],"hard":[35],"constraints":[36],"minimize":[38],"violation":[40],"soft":[42],"constraints.":[43],"In":[44],"this":[45],"paper,":[46],"hybridization":[48],"great":[50],"deluge":[51],"algorithm":[52],"with":[53],"kempe":[54],"chain":[55],"neighbourhood":[56],"structure":[57],"employed.":[59],"solved":[63],"two":[65],"steps:":[66],"graph-based":[68],"heuristic":[69],"used":[71],"construct":[73],"feasible":[75],"first":[79],"step,":[80],"improvement":[83],"carried":[85],"out":[86],"by":[87],"employing":[88],"hybrid":[90],"approach":[91,97,135],"second":[94],"step.":[95],"tested":[99],"on":[100],"curriculum-based":[102],"problems":[105],"as":[106],"described":[107],"2":[110],"<sup":[111],"xmlns:mml=\"http://www.w3.org/1998/Math/MathML\"":[112],"xmlns:xlink=\"http://www.w3.org/1999/xlink\">nd</sup>":[113],"International":[114],"Timetabling":[115],"Competition":[116],"(ITC2007).":[117],"We":[118],"present":[119],"result":[121],"our":[123],"technique":[124],"relation":[126],"competition":[129],"results":[130,141],"that":[131],"show":[132],"proposed":[134],"able":[137],"produce":[139],"promising":[140],"for":[142],"problem.":[147]},"counts_by_year":[{"year":2025,"cited_by_count":1},{"year":2021,"cited_by_count":1},{"year":2019,"cited_by_count":2},{"year":2016,"cited_by_count":2},{"year":2015,"cited_by_count":2},{"year":2013,"cited_by_count":2},{"year":2012,"cited_by_count":3}],"updated_date":"2026-06-11T09:08:48.828518","created_date":"2025-10-10T00:00:00"}
