{"id":"https://openalex.org/W3170681138","doi":"https://doi.org/10.1080/24751839.2021.1935644","title":"An SHO-based approach to timetable scheduling: a case study","display_name":"An SHO-based approach to timetable scheduling: a case study","publication_year":2021,"publication_date":"2021-06-08","ids":{"openalex":"https://openalex.org/W3170681138","doi":"https://doi.org/10.1080/24751839.2021.1935644","mag":"3170681138"},"language":"en","primary_location":{"id":"doi:10.1080/24751839.2021.1935644","is_oa":true,"landing_page_url":"https://doi.org/10.1080/24751839.2021.1935644","pdf_url":"https://www.tandfonline.com/doi/epdf/10.1080/24751839.2021.1935644?needAccess=true&role=button","source":{"id":"https://openalex.org/S4210226961","display_name":"Journal of Information and Telecommunication","issn_l":"2475-1839","issn":["2475-1839","2475-1847"],"is_oa":true,"is_in_doaj":true,"is_core":true,"host_organization":"https://openalex.org/P4310320547","host_organization_name":"Taylor & Francis","host_organization_lineage":["https://openalex.org/P4310320547"],"host_organization_lineage_names":["Taylor & Francis"],"type":"journal"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Journal of Information and Telecommunication","raw_type":"journal-article"},"type":"article","indexed_in":["crossref","doaj"],"open_access":{"is_oa":true,"oa_status":"gold","oa_url":"https://www.tandfonline.com/doi/epdf/10.1080/24751839.2021.1935644?needAccess=true&role=button","any_repository_has_fulltext":true},"authorships":[{"author_position":"first","author":{"id":null,"display_name":"Van Du Nguyen","orcid":null},"institutions":[{"id":"https://openalex.org/I79775147","display_name":"Nong Lam University Ho Chi Minh City","ror":"https://ror.org/03030f487","country_code":"VN","type":"education","lineage":["https://openalex.org/I79775147"]}],"countries":["VN"],"is_corresponding":true,"raw_author_name":"Van Du Nguyen","raw_affiliation_strings":["Faculty of Information Technology, Nong Lam University, Ho Chi Minh City, Vietnam"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Faculty of Information Technology, Nong Lam University, Ho Chi Minh City, Vietnam","institution_ids":["https://openalex.org/I79775147"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5015967711","display_name":"Tram Nguyen","orcid":null},"institutions":[{"id":"https://openalex.org/I142208455","display_name":"VSB - Technical University of Ostrava","ror":"https://ror.org/05x8mcb75","country_code":"CZ","type":"education","lineage":["https://openalex.org/I142208455"]},{"id":"https://openalex.org/I79775147","display_name":"Nong Lam University Ho Chi Minh City","ror":"https://ror.org/03030f487","country_code":"VN","type":"education","lineage":["https://openalex.org/I79775147"]}],"countries":["CZ","VN"],"is_corresponding":false,"raw_author_name":"Tram Nguyen","raw_affiliation_strings":["Faculty of Electrical Engineering and Computer Science, Department of Computer Science, V\u0160B -- Technical University of Ostrava, Ostrava, Czech Republic","Faculty of Information Technology, Nong Lam University, Ho Chi Minh City, Vietnam"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Faculty of Electrical Engineering and Computer Science, Department of Computer Science, V\u0160B -- Technical University of Ostrava, Ostrava, Czech Republic","institution_ids":["https://openalex.org/I142208455"]},{"raw_affiliation_string":"Faculty of Information Technology, Nong Lam University, Ho Chi Minh City, Vietnam","institution_ids":["https://openalex.org/I79775147"]}]}],"institutions":[],"countries_distinct_count":2,"institutions_distinct_count":2,"corresponding_author_ids":[],"corresponding_institution_ids":["https://openalex.org/I79775147"],"apc_list":{"value":925,"currency":"GBP","value_usd":1134},"apc_paid":{"value":925,"currency":"GBP","value_usd":1134},"fwci":0.1791,"has_fulltext":true,"cited_by_count":3,"citation_normalized_percentile":{"value":0.52979612,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":90,"max":98},"biblio":{"volume":"5","issue":"4","first_page":"421","last_page":"439"},"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/T10100","display_name":"Metaheuristic Optimization Algorithms Research","score":0.9890999794006348,"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/T11596","display_name":"Constraint Satisfaction and Optimization","score":0.9775999784469604,"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/hyena","display_name":"Hyena","score":0.8332293033599854},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.694598913192749},{"id":"https://openalex.org/keywords/metaheuristic","display_name":"Metaheuristic","score":0.6140832901000977},{"id":"https://openalex.org/keywords/scheduling","display_name":"Scheduling (production processes)","score":0.5621340274810791},{"id":"https://openalex.org/keywords/mathematical-optimization","display_name":"Mathematical optimization","score":0.48098647594451904},{"id":"https://openalex.org/keywords/swarm-behaviour","display_name":"Swarm behaviour","score":0.4622032642364502},{"id":"https://openalex.org/keywords/particle-swarm-optimization","display_name":"Particle swarm optimization","score":0.4434342384338379},{"id":"https://openalex.org/keywords/operations-research","display_name":"Operations research","score":0.4061340093612671},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.3478226065635681},{"id":"https://openalex.org/keywords/machine-learning","display_name":"Machine learning","score":0.3346850275993347},{"id":"https://openalex.org/keywords/engineering","display_name":"Engineering","score":0.16212105751037598},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.11041417717933655}],"concepts":[{"id":"https://openalex.org/C2779682765","wikidata":"https://www.wikidata.org/wiki/Q42046","display_name":"Hyena","level":2,"score":0.8332293033599854},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.694598913192749},{"id":"https://openalex.org/C109718341","wikidata":"https://www.wikidata.org/wiki/Q1385229","display_name":"Metaheuristic","level":2,"score":0.6140832901000977},{"id":"https://openalex.org/C206729178","wikidata":"https://www.wikidata.org/wiki/Q2271896","display_name":"Scheduling (production processes)","level":2,"score":0.5621340274810791},{"id":"https://openalex.org/C126255220","wikidata":"https://www.wikidata.org/wiki/Q141495","display_name":"Mathematical optimization","level":1,"score":0.48098647594451904},{"id":"https://openalex.org/C181335050","wikidata":"https://www.wikidata.org/wiki/Q14915018","display_name":"Swarm behaviour","level":2,"score":0.4622032642364502},{"id":"https://openalex.org/C85617194","wikidata":"https://www.wikidata.org/wiki/Q2072794","display_name":"Particle swarm optimization","level":2,"score":0.4434342384338379},{"id":"https://openalex.org/C42475967","wikidata":"https://www.wikidata.org/wiki/Q194292","display_name":"Operations research","level":1,"score":0.4061340093612671},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.3478226065635681},{"id":"https://openalex.org/C119857082","wikidata":"https://www.wikidata.org/wiki/Q2539","display_name":"Machine learning","level":1,"score":0.3346850275993347},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.16212105751037598},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.11041417717933655},{"id":"https://openalex.org/C86803240","wikidata":"https://www.wikidata.org/wiki/Q420","display_name":"Biology","level":0,"score":0.0},{"id":"https://openalex.org/C18903297","wikidata":"https://www.wikidata.org/wiki/Q7150","display_name":"Ecology","level":1,"score":0.0}],"mesh":[],"locations_count":3,"locations":[{"id":"doi:10.1080/24751839.2021.1935644","is_oa":true,"landing_page_url":"https://doi.org/10.1080/24751839.2021.1935644","pdf_url":"https://www.tandfonline.com/doi/epdf/10.1080/24751839.2021.1935644?needAccess=true&role=button","source":{"id":"https://openalex.org/S4210226961","display_name":"Journal of Information and Telecommunication","issn_l":"2475-1839","issn":["2475-1839","2475-1847"],"is_oa":true,"is_in_doaj":true,"is_core":true,"host_organization":"https://openalex.org/P4310320547","host_organization_name":"Taylor & Francis","host_organization_lineage":["https://openalex.org/P4310320547"],"host_organization_lineage_names":["Taylor & Francis"],"type":"journal"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Journal of Information and Telecommunication","raw_type":"journal-article"},{"id":"pmh:oai:doaj.org/article:df00f828994c4a6986b4d82cbcdd82e1","is_oa":true,"landing_page_url":"https://doaj.org/article/df00f828994c4a6986b4d82cbcdd82e1","pdf_url":null,"source":{"id":"https://openalex.org/S4306401280","display_name":"DOAJ (DOAJ: Directory of Open Access Journals)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":null,"host_organization_name":null,"host_organization_lineage":[],"host_organization_lineage_names":[],"type":"repository"},"license":"cc-by-sa","license_id":"https://openalex.org/licenses/cc-by-sa","version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"Journal of Information and Telecommunication, Vol 5, Iss 4, Pp 421-439 (2021)","raw_type":"article"},{"id":"pmh:oai:dspace.vsb.cz:10084/146146","is_oa":true,"landing_page_url":"http://hdl.handle.net/10084/146146","pdf_url":null,"source":{"id":"https://openalex.org/S4306401668","display_name":"DSpace V\u0160B-TUO (V\u0160B-TUO)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I142208455","host_organization_name":"VSB - Technical University of Ostrava","host_organization_lineage":["https://openalex.org/I142208455"],"host_organization_lineage_names":[],"type":"repository"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"","raw_type":"article"}],"best_oa_location":{"id":"doi:10.1080/24751839.2021.1935644","is_oa":true,"landing_page_url":"https://doi.org/10.1080/24751839.2021.1935644","pdf_url":"https://www.tandfonline.com/doi/epdf/10.1080/24751839.2021.1935644?needAccess=true&role=button","source":{"id":"https://openalex.org/S4210226961","display_name":"Journal of Information and Telecommunication","issn_l":"2475-1839","issn":["2475-1839","2475-1847"],"is_oa":true,"is_in_doaj":true,"is_core":true,"host_organization":"https://openalex.org/P4310320547","host_organization_name":"Taylor & Francis","host_organization_lineage":["https://openalex.org/P4310320547"],"host_organization_lineage_names":["Taylor & Francis"],"type":"journal"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Journal of Information and Telecommunication","raw_type":"journal-article"},"sustainable_development_goals":[],"awards":[],"funders":[],"has_content":{"grobid_xml":true,"pdf":true},"content_urls":{"pdf":"https://content.openalex.org/works/W3170681138.pdf","grobid_xml":"https://content.openalex.org/works/W3170681138.grobid-xml"},"referenced_works_count":56,"referenced_works":["https://openalex.org/W45231677","https://openalex.org/W92177461","https://openalex.org/W114122396","https://openalex.org/W1523741643","https://openalex.org/W1573676079","https://openalex.org/W1729729687","https://openalex.org/W1931542971","https://openalex.org/W1943076864","https://openalex.org/W1972397315","https://openalex.org/W1976744965","https://openalex.org/W2000032817","https://openalex.org/W2017385842","https://openalex.org/W2069909052","https://openalex.org/W2071446276","https://openalex.org/W2073613058","https://openalex.org/W2080968408","https://openalex.org/W2097958041","https://openalex.org/W2105317877","https://openalex.org/W2117094871","https://openalex.org/W2122324577","https://openalex.org/W2131077880","https://openalex.org/W2137360482","https://openalex.org/W2151554678","https://openalex.org/W2152195021","https://openalex.org/W2152512538","https://openalex.org/W2160842460","https://openalex.org/W2303404993","https://openalex.org/W2308166154","https://openalex.org/W2520383694","https://openalex.org/W2567289819","https://openalex.org/W2617638177","https://openalex.org/W2767089459","https://openalex.org/W2775104899","https://openalex.org/W2792199826","https://openalex.org/W2803120113","https://openalex.org/W2811038530","https://openalex.org/W2888115718","https://openalex.org/W2902503129","https://openalex.org/W2902925785","https://openalex.org/W2904929067","https://openalex.org/W2915325419","https://openalex.org/W2921069127","https://openalex.org/W2921107625","https://openalex.org/W2921758242","https://openalex.org/W2935102017","https://openalex.org/W2945341027","https://openalex.org/W2963103847","https://openalex.org/W2972382809","https://openalex.org/W2973021727","https://openalex.org/W3009947049","https://openalex.org/W3046839407","https://openalex.org/W3098395929","https://openalex.org/W3107633288","https://openalex.org/W4285719527","https://openalex.org/W4292083457","https://openalex.org/W4292122152"],"related_works":["https://openalex.org/W3132608317","https://openalex.org/W2047488144","https://openalex.org/W1548792696","https://openalex.org/W4205111863","https://openalex.org/W3111223368","https://openalex.org/W2039577038","https://openalex.org/W3032441764","https://openalex.org/W2274669152","https://openalex.org/W2263131762","https://openalex.org/W2010453505"],"abstract_inverted_index":{"University":[0],"timetable":[1,77],"scheduling,":[2],"which":[3,90],"is":[4,19,24,91],"a":[5,80,101,126],"typical":[6],"problem":[7,130],"that":[8],"all":[9],"universities":[10],"around":[11],"the":[12,25,29,44,94,112,116,122,137,140],"world":[13],"have":[14,49,135],"to":[15,52,75,110,145],"face":[16],"every":[17],"semester,":[18],"an":[20,73],"NP-hard":[21],"problem.":[22],"It":[23],"task":[26],"of":[27,64,97,103,115,139],"allocating":[28],"right":[30],"timeslots":[31],"and":[32,67,105],"classrooms":[33],"for":[34],"various":[35],"courses":[36],"by":[37,93],"taking":[38],"into":[39],"account":[40],"predefined":[41],"constraints.":[42],"In":[43],"current":[45],"literature,":[46],"many":[47],"approaches":[48],"been":[50],"proposed":[51,117,123,141],"find":[53],"feasible":[54,156],"timetables.":[55,157],"Among":[56],"others,":[57],"swarm-based":[58,83],"algorithms":[59,107],"are":[60],"promising":[61],"candidates":[62],"because":[63],"their":[65],"effectiveness":[66],"flexibility.":[68],"This":[69],"paper":[70],"investigates":[71],"proposing":[72],"approach":[74],"university":[76,128],"scheduling":[78],"using":[79],"recent":[81],"novel":[82],"algorithm":[84,149,153],"named":[85],"Spotted":[86],"Hyena":[87],"Optimizer":[88],"(SHO)":[89],"inspired":[92],"hunting":[95],"behaviour":[96],"spotted":[98],"hyenas.":[99],"Then,":[100],"combination":[102],"SA":[104],"SHO":[106],"also":[108,120],"investigated":[109],"improve":[111],"overall":[113],"performance":[114],"method.":[118],"We":[119],"illustrate":[121],"method":[124,142],"on":[125],"real-world":[127],"timetabling":[129],"in":[131,143,154],"Vietnam.":[132],"Experimental":[133],"results":[134],"indicated":[136],"efficiency":[138],"comparison":[144],"other":[146],"competitive":[147],"metaheuristic":[148],"such":[150],"as":[151],"PSO":[152],"finding":[155]},"counts_by_year":[{"year":2026,"cited_by_count":1},{"year":2025,"cited_by_count":1},{"year":2024,"cited_by_count":1}],"updated_date":"2026-05-06T08:25:59.206177","created_date":"2021-06-22T00:00:00"}