{"id":"https://openalex.org/W2893769554","doi":"https://doi.org/10.4314/njt.v37i4.25","title":"Improved leave scheduling algorithm for improved service delivery in the Nigerian university system","display_name":"Improved leave scheduling algorithm for improved service delivery in the Nigerian university system","publication_year":2018,"publication_date":"2018-11-15","ids":{"openalex":"https://openalex.org/W2893769554","doi":"https://doi.org/10.4314/njt.v37i4.25","mag":"2893769554"},"language":"en","primary_location":{"id":"doi:10.4314/njt.v37i4.25","doi":"https://doi.org/10.4314/njt.v37i4.25","is_oa":true,"landing_page_url":"https://doi.org/10.4314/njt.v37i4.25","pdf_url":"https://www.ajol.info/index.php/njt/article/download/179729/169086","source":{"id":"https://openalex.org/S2764753315","display_name":"Nigerian Journal of Technology","issn_l":"0331-8443","issn":["0331-8443","2467-8821"],"is_oa":true,"is_in_doaj":true,"is_core":false,"listed_in":["doaj","jpps-2"],"host_organization":"https://openalex.org/P4310311022","host_organization_name":"University of Nigeria","host_organization_lineage":["https://openalex.org/P4310311022"],"host_organization_lineage_names":["University of Nigeria"],"type":"journal"},"license":"cc-by-nc-nd","license_id":"https://openalex.org/licenses/cc-by-nc-nd","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Nigerian Journal of Technology","raw_type":"journal-article"},"volume":null,"type":"article","indexed_in":["crossref","doaj"],"open_access":{"is_oa":true,"oa_status":"gold","oa_url":"https://www.ajol.info/index.php/njt/article/download/179729/169086","any_repository_has_fulltext":false},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5048601176","display_name":"Bliss Utibe-Abasi Stephen","orcid":"https://orcid.org/0000-0002-2535-4492","observed_orcids":["https://orcid.org/0000-0002-2535-4492"]},"institutions":[{"id":"https://openalex.org/I16443873","display_name":"Federal University of Technology Owerri","ror":"https://ror.org/05xzf9508","country_code":"NG","type":"education","lineage":["https://openalex.org/I16443873"]}],"countries":["NG"],"is_corresponding":false,"raw_author_name":"B.U. Stephen","raw_affiliation_strings":["DEPT. OF ELECTRICAL/ELECTRONIC ENGR., FED. UNIV. OF TECHNOLOGY, OWERRI, IMO STATE, NIGERIA"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"DEPT. OF ELECTRICAL/ELECTRONIC ENGR., FED. UNIV. OF TECHNOLOGY, OWERRI, IMO STATE, NIGERIA","institution_ids":["https://openalex.org/I16443873"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5108613719","display_name":"G. A. Chukwudebe","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I16443873","display_name":"Federal University of Technology Owerri","ror":"https://ror.org/05xzf9508","country_code":"NG","type":"education","lineage":["https://openalex.org/I16443873"]}],"countries":["NG"],"is_corresponding":false,"raw_author_name":"G.A. Chukwudebe","raw_affiliation_strings":["DEPT. OF ELECTRICAL/ELECTRONIC ENGR., FED. UNIV. OF TECHNOLOGY, OWERRI, IMO STATE, NIGERIA"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"DEPT. OF ELECTRICAL/ELECTRONIC ENGR., FED. UNIV. OF TECHNOLOGY, OWERRI, IMO STATE, NIGERIA","institution_ids":["https://openalex.org/I16443873"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5060205379","display_name":"Damian O. Dike","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I16443873","display_name":"Federal University of Technology Owerri","ror":"https://ror.org/05xzf9508","country_code":"NG","type":"education","lineage":["https://openalex.org/I16443873"]}],"countries":["NG"],"is_corresponding":false,"raw_author_name":"D.O. Dike","raw_affiliation_strings":["DEPT. OF ELECTRICAL/ELECTRONIC ENGR., FED. UNIV. OF TECHNOLOGY, OWERRI, IMO STATE, NIGERIA"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"DEPT. OF ELECTRICAL/ELECTRONIC ENGR., FED. UNIV. OF TECHNOLOGY, OWERRI, IMO STATE, NIGERIA","institution_ids":["https://openalex.org/I16443873"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5111174003","display_name":"Nkwachukwu Chukwuchekwa","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I11892038","display_name":"University of Nigeria","ror":"https://ror.org/01sn1yx84","country_code":"NG","type":"education","lineage":["https://openalex.org/I11892038"]},{"id":"https://openalex.org/I16443873","display_name":"Federal University of Technology Owerri","ror":"https://ror.org/05xzf9508","country_code":"NG","type":"education","lineage":["https://openalex.org/I16443873"]}],"countries":["NG"],"is_corresponding":false,"raw_author_name":"N Chukwuchekwa","raw_affiliation_strings":["Copyright\u00a9 Faculty of Engineering , University of Nigeria , Nsukka ,","DEPT. OF ELECTRICAL/ELECTRONIC ENGR., FED. UNIV. OF TECHNOLOGY, OWERRI, IMO STATE, NIGERIA"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Copyright\u00a9 Faculty of Engineering , University of Nigeria , Nsukka ,","institution_ids":["https://openalex.org/I11892038"]},{"raw_affiliation_string":"DEPT. OF ELECTRICAL/ELECTRONIC ENGR., FED. UNIV. OF TECHNOLOGY, OWERRI, IMO STATE, NIGERIA","institution_ids":["https://openalex.org/I16443873"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":2,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":{"value":185,"currency":"USD","value_usd":185},"apc_paid":{"value":185,"currency":"USD","value_usd":185},"fwci":0.0,"has_fulltext":true,"cited_by_count":1,"citation_normalized_percentile":{"value":0.1087207,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":89,"max":93},"biblio":{"volume":"37","issue":"4","first_page":"1039","last_page":"1039"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T12401","display_name":"Scheduling and Timetabling Solutions","score":0.9409000277519226,"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":0.9409000277519226,"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/T13812","display_name":"AI and HR Technologies","score":0.032099999487400055,"subfield":{"id":"https://openalex.org/subfields/1407","display_name":"Organizational Behavior and Human Resource 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"}},{"id":"https://openalex.org/T11773","display_name":"Healthcare Operations and Scheduling Optimization","score":0.017999999225139618,"subfield":{"id":"https://openalex.org/subfields/3604","display_name":"Emergency Medical Services"},"field":{"id":"https://openalex.org/fields/36","display_name":"Health Professions"},"domain":{"id":"https://openalex.org/domains/4","display_name":"Health Sciences"}}],"keywords":[{"id":"https://openalex.org/keywords/leave-management","display_name":"leave management","score":0.972000002861023},{"id":"https://openalex.org/keywords/workforce-planning","display_name":"workforce planning","score":0.8349999785423279},{"id":"https://openalex.org/keywords/university-faculty","display_name":"university faculty","score":0.7689999938011169},{"id":"https://openalex.org/keywords/service-delivery","display_name":"service delivery","score":0.9279999732971191},{"id":"https://openalex.org/keywords/nigerian-universities","display_name":"Nigerian universities","score":0.5809999704360962}],"concepts":[{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.5181832909584045},{"id":"https://openalex.org/C107645774","wikidata":"https://www.wikidata.org/wiki/Q5467169","display_name":"Human resources","level":2,"score":0.4484880864620209},{"id":"https://openalex.org/C177212765","wikidata":"https://www.wikidata.org/wiki/Q627335","display_name":"Workflow","level":2,"score":0.4383270740509033},{"id":"https://openalex.org/C164226766","wikidata":"https://www.wikidata.org/wiki/Q7293202","display_name":"Rank (graph theory)","level":2,"score":0.4242584705352783},{"id":"https://openalex.org/C206729178","wikidata":"https://www.wikidata.org/wiki/Q2271896","display_name":"Scheduling (production processes)","level":2,"score":0.41250935196876526},{"id":"https://openalex.org/C42475967","wikidata":"https://www.wikidata.org/wiki/Q194292","display_name":"Operations research","level":1,"score":0.32206961512565613},{"id":"https://openalex.org/C21547014","wikidata":"https://www.wikidata.org/wiki/Q1423657","display_name":"Operations management","level":1,"score":0.3199186623096466},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.2955741286277771},{"id":"https://openalex.org/C77088390","wikidata":"https://www.wikidata.org/wiki/Q8513","display_name":"Database","level":1,"score":0.20802554488182068},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.12688562273979187},{"id":"https://openalex.org/C187736073","wikidata":"https://www.wikidata.org/wiki/Q2920921","display_name":"Management","level":1,"score":0.09028205275535583},{"id":"https://openalex.org/C162324750","wikidata":"https://www.wikidata.org/wiki/Q8134","display_name":"Economics","level":0,"score":0.0},{"id":"https://openalex.org/C114614502","wikidata":"https://www.wikidata.org/wiki/Q76592","display_name":"Combinatorics","level":1,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.4314/njt.v37i4.25","doi":"https://doi.org/10.4314/njt.v37i4.25","is_oa":true,"landing_page_url":"https://doi.org/10.4314/njt.v37i4.25","pdf_url":"https://www.ajol.info/index.php/njt/article/download/179729/169086","source":{"id":"https://openalex.org/S2764753315","display_name":"Nigerian Journal of Technology","issn_l":"0331-8443","issn":["0331-8443","2467-8821"],"is_oa":true,"is_in_doaj":true,"is_core":false,"listed_in":["doaj","jpps-2"],"host_organization":"https://openalex.org/P4310311022","host_organization_name":"University of Nigeria","host_organization_lineage":["https://openalex.org/P4310311022"],"host_organization_lineage_names":["University of Nigeria"],"type":"journal"},"license":"cc-by-nc-nd","license_id":"https://openalex.org/licenses/cc-by-nc-nd","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Nigerian Journal of Technology","raw_type":"journal-article"}],"best_oa_location":{"id":"doi:10.4314/njt.v37i4.25","doi":"https://doi.org/10.4314/njt.v37i4.25","is_oa":true,"landing_page_url":"https://doi.org/10.4314/njt.v37i4.25","pdf_url":"https://www.ajol.info/index.php/njt/article/download/179729/169086","source":{"id":"https://openalex.org/S2764753315","display_name":"Nigerian Journal of Technology","issn_l":"0331-8443","issn":["0331-8443","2467-8821"],"is_oa":true,"is_in_doaj":true,"is_core":false,"listed_in":["doaj","jpps-2"],"host_organization":"https://openalex.org/P4310311022","host_organization_name":"University of Nigeria","host_organization_lineage":["https://openalex.org/P4310311022"],"host_organization_lineage_names":["University of Nigeria"],"type":"journal"},"license":"cc-by-nc-nd","license_id":"https://openalex.org/licenses/cc-by-nc-nd","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Nigerian Journal of Technology","raw_type":"journal-article"},"sustainable_development_goals":[],"study_designs":[],"awards":[],"funders":[],"has_content":{"pdf":true,"grobid_xml":true},"content_urls":{"pdf":"https://content.openalex.org/works/W2893769554.pdf","grobid_xml":"https://content.openalex.org/works/W2893769554.grobid-xml"},"referenced_works_count":2,"referenced_works":["https://openalex.org/W2727218073","https://openalex.org/W2786766352"],"related_works":["https://openalex.org/W2786766352","https://openalex.org/W3085056008","https://openalex.org/W4220714639","https://openalex.org/W7221623945","https://openalex.org/W3170772198","https://openalex.org/W1982846225","https://openalex.org/W4384433855","https://openalex.org/W4254710788","https://openalex.org/W7035119510","https://openalex.org/W2734071444"],"abstract_inverted_index":{"This":[0,29],"work":[1,160],"presents":[2],"a":[3,38,45,170],"leave":[4,8,30,58,63,83,207],"management":[5,31],"solution":[6,32],"where":[7],"requests":[9,59],"by":[10,24,73,182,193,220,239],"University":[11,217],"academic":[12,89,167,218],"staff":[13,22,39,46,71,90,106,168,180,191,219,230,235],"are":[14],"processed":[15],"with":[16,37,224],"service":[17,129,214],"delivery":[18,130,215],"centered":[19],"yardsticks":[20],"like":[21],"mix":[23,72,181,192,231,238],"rank":[25,74,194],"and":[26,44,60,75,94,121,184,189],"lecturer-to-student":[27],"ratio.":[28,77],"is":[33,53,131],"intended":[34],"to":[35,87,107,119],"interface":[36],"database,":[40],"course":[41],"registration":[42],"system":[43,111],"appraisal":[47],"system.":[48],"In":[49,78,97],"working":[50],"mechanism,":[51],"it":[52,120],"an":[54],"algorithm":[55,135,154,205],"that":[56,177],"assesses":[57],"schedules":[61,206],"the":[62,79,110,125,196,200,222,225,233],"requested":[64],"for":[65,91,208],"periods":[66,209],"having":[67],"least":[68,211,226],"impact":[69,212],"on":[70,124,213],"lecturer-to-students":[76],"Nigerian":[80],"university":[81],"system,":[82],"can":[84],"be":[85],"managed":[86],"avail":[88],"training,":[92],"research":[93],"even":[95],"rest.":[96],"pursuance":[98],"of":[99,151,163,166,176,187,198,210,216],"these,":[100],"human":[101],"resource":[102],"planners":[103],"may":[104],"overcommit":[105],"it,":[108],"leaving":[109],"understaffed":[112],"at":[113],"key":[114],"moments,":[115],"or":[116],"under":[117],"commit":[118],"lose":[122],"out":[123],"benefits.":[126],"Either":[127],"way,":[128],"adversely":[132],"affected.":[133],"The":[134,153,159,204],"was":[136,155],"developed":[137],"following":[138],"iterative":[139],"incremental":[140],"process":[141],"model,":[142],"in":[143,169,228],"three":[144],"increments,":[145],"each":[146],"executing":[147],"their":[148],"corresponding":[149],"set":[150],"requirements.":[152],"implemented":[156],"using":[157],"MATLAB.":[158],"features":[161],"generation":[162],"sample":[164],"data":[165,178],"particular":[171],"engineering":[172,201],"degree":[173],"program,":[174],"sorting":[175],"into":[179],"rank,":[183,240],"then":[185],"computation":[186],"available":[188,229],"recommended":[190,234],"given":[195],"number":[197],"students":[199],"program":[202],"has.":[203],"picking":[221],"year":[223],"shortfall":[227],"considering":[232],"mix.Keywords:":[236],"Staff":[237],"Leave":[241],"management,":[242],"Lecturer-to-students":[243],"ratio,":[244],"Human":[245],"Resource":[246],"Planning":[247]},"counts_by_year":[{"year":2022,"cited_by_count":1}],"updated_date":"2026-10-30T12:39:25.321706","created_date":"2018-10-05T00:00:00"}