{"id":"https://openalex.org/W3032926209","doi":"https://doi.org/10.3390/sym12060967","title":"Document Clustering Using K-Means with Term Weighting as Similarity-Based Constraints","display_name":"Document Clustering Using K-Means with Term Weighting as Similarity-Based Constraints","publication_year":2020,"publication_date":"2020-06-06","ids":{"openalex":"https://openalex.org/W3032926209","doi":"https://doi.org/10.3390/sym12060967","mag":"3032926209"},"language":"en","primary_location":{"id":"doi:10.3390/sym12060967","is_oa":true,"landing_page_url":"https://doi.org/10.3390/sym12060967","pdf_url":"https://www.mdpi.com/2073-8994/12/6/967/pdf?version=1593331649","source":{"id":"https://openalex.org/S190787756","display_name":"Symmetry","issn_l":"2073-8994","issn":["2073-8994"],"is_oa":true,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310310987","host_organization_name":"Multidisciplinary Digital Publishing Institute","host_organization_lineage":["https://openalex.org/P4310310987"],"host_organization_lineage_names":["Multidisciplinary Digital Publishing Institute"],"type":"journal"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Symmetry","raw_type":"journal-article"},"type":"article","indexed_in":["crossref","doaj"],"open_access":{"is_oa":true,"oa_status":"gold","oa_url":"https://www.mdpi.com/2073-8994/12/6/967/pdf?version=1593331649","any_repository_has_fulltext":true},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5069218608","display_name":"Uraiwan Buatoom","orcid":"https://orcid.org/0000-0002-5807-0947"},"institutions":[{"id":"https://openalex.org/I108108428","display_name":"Thammasat University","ror":"https://ror.org/002yp7f20","country_code":"TH","type":"education","lineage":["https://openalex.org/I108108428"]}],"countries":["TH"],"is_corresponding":false,"raw_author_name":"Uraiwan Buatoom","raw_affiliation_strings":["School of Information, Computer and Communication Technology (ICT), Sirindhorn International Institute of Technology, Thammasat University, 131 Moo 5, Tiwanon Road, Bangkadi, Pathumthani 12000, Thailand"],"raw_orcid":"https://orcid.org/0000-0002-5807-0947","affiliations":[{"raw_affiliation_string":"School of Information, Computer and Communication Technology (ICT), Sirindhorn International Institute of Technology, Thammasat University, 131 Moo 5, Tiwanon Road, Bangkadi, Pathumthani 12000, Thailand","institution_ids":["https://openalex.org/I108108428"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5068885712","display_name":"Waree Kongprawechnon","orcid":"https://orcid.org/0000-0002-2057-6352"},"institutions":[{"id":"https://openalex.org/I108108428","display_name":"Thammasat University","ror":"https://ror.org/002yp7f20","country_code":"TH","type":"education","lineage":["https://openalex.org/I108108428"]}],"countries":["TH"],"is_corresponding":false,"raw_author_name":"Waree Kongprawechnon","raw_affiliation_strings":["School of Information, Computer and Communication Technology (ICT), Sirindhorn International Institute of Technology, Thammasat University, 131 Moo 5, Tiwanon Road, Bangkadi, Pathumthani 12000, Thailand"],"raw_orcid":"https://orcid.org/0000-0002-2057-6352","affiliations":[{"raw_affiliation_string":"School of Information, Computer and Communication Technology (ICT), Sirindhorn International Institute of Technology, Thammasat University, 131 Moo 5, Tiwanon Road, Bangkadi, Pathumthani 12000, Thailand","institution_ids":["https://openalex.org/I108108428"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5083358892","display_name":"Thanaruk Theeramunkong","orcid":"https://orcid.org/0000-0003-0744-4213"},"institutions":[{"id":"https://openalex.org/I108108428","display_name":"Thammasat University","ror":"https://ror.org/002yp7f20","country_code":"TH","type":"education","lineage":["https://openalex.org/I108108428"]},{"id":"https://openalex.org/I4210132449","display_name":"The Royal College Of Anesthesiologists Of Thailand","ror":"https://ror.org/03e4r0p06","country_code":"TH","type":"education","lineage":["https://openalex.org/I4210132449"]},{"id":"https://openalex.org/I4387154341","display_name":"Office of the Royal Society","ror":"https://ror.org/04v9gtz82","country_code":null,"type":"government","lineage":["https://openalex.org/I4387154341"]}],"countries":["TH"],"is_corresponding":true,"raw_author_name":"Thanaruk Theeramunkong","raw_affiliation_strings":["School of Information, Computer and Communication Technology (ICT), Sirindhorn International Institute of Technology, Thammasat University, 131 Moo 5, Tiwanon Road, Bangkadi, Pathumthani 12000, Thailand","The Royal Society of Thailand, SananSuea Pa, Khet Dusit, Bangkok 10300, Thailand"],"raw_orcid":"https://orcid.org/0000-0003-0744-4213","affiliations":[{"raw_affiliation_string":"School of Information, Computer and Communication Technology (ICT), Sirindhorn International Institute of Technology, Thammasat University, 131 Moo 5, Tiwanon Road, Bangkadi, Pathumthani 12000, Thailand","institution_ids":["https://openalex.org/I108108428"]},{"raw_affiliation_string":"The Royal Society of Thailand, SananSuea Pa, Khet Dusit, Bangkok 10300, Thailand","institution_ids":["https://openalex.org/I4210132449","https://openalex.org/I4387154341"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":3,"corresponding_author_ids":["https://openalex.org/A5083358892"],"corresponding_institution_ids":["https://openalex.org/I108108428","https://openalex.org/I4210132449","https://openalex.org/I4387154341"],"apc_list":{"value":2000,"currency":"CHF","value_usd":2227},"apc_paid":{"value":2000,"currency":"CHF","value_usd":2227},"fwci":1.0724,"has_fulltext":false,"cited_by_count":13,"citation_normalized_percentile":{"value":0.8244786,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":90,"max":97},"biblio":{"volume":"12","issue":"6","first_page":"967","last_page":"967"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11550","display_name":"Text and Document Classification Technologies","score":0.9987999796867371,"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"}},"topics":[{"id":"https://openalex.org/T11550","display_name":"Text and Document Classification Technologies","score":0.9987999796867371,"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/T13083","display_name":"Advanced Text Analysis Techniques","score":0.9955000281333923,"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/T10637","display_name":"Advanced Clustering Algorithms Research","score":0.9952999949455261,"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/weighting","display_name":"Weighting","score":0.8081974983215332},{"id":"https://openalex.org/keywords/centroid","display_name":"Centroid","score":0.7457189559936523},{"id":"https://openalex.org/keywords/term","display_name":"Term (time)","score":0.7429830431938171},{"id":"https://openalex.org/keywords/similarity","display_name":"Similarity (geometry)","score":0.6370887756347656},{"id":"https://openalex.org/keywords/cluster-analysis","display_name":"Cluster analysis","score":0.5840624570846558},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.5251595377922058},{"id":"https://openalex.org/keywords/statistics","display_name":"Statistics","score":0.46347981691360474},{"id":"https://openalex.org/keywords/distribution","display_name":"Distribution (mathematics)","score":0.45890042185783386},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.43818947672843933},{"id":"https://openalex.org/keywords/k-means-clustering","display_name":"k-means clustering","score":0.4304264783859253},{"id":"https://openalex.org/keywords/standard-deviation","display_name":"Standard deviation","score":0.42300641536712646},{"id":"https://openalex.org/keywords/pattern-recognition","display_name":"Pattern recognition (psychology)","score":0.4044656455516815},{"id":"https://openalex.org/keywords/data-mining","display_name":"Data mining","score":0.38467827439308167},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.35149040818214417},{"id":"https://openalex.org/keywords/physics","display_name":"Physics","score":0.14071151614189148}],"concepts":[{"id":"https://openalex.org/C183115368","wikidata":"https://www.wikidata.org/wiki/Q856577","display_name":"Weighting","level":2,"score":0.8081974983215332},{"id":"https://openalex.org/C146599234","wikidata":"https://www.wikidata.org/wiki/Q511093","display_name":"Centroid","level":2,"score":0.7457189559936523},{"id":"https://openalex.org/C61797465","wikidata":"https://www.wikidata.org/wiki/Q1188986","display_name":"Term (time)","level":2,"score":0.7429830431938171},{"id":"https://openalex.org/C103278499","wikidata":"https://www.wikidata.org/wiki/Q254465","display_name":"Similarity (geometry)","level":3,"score":0.6370887756347656},{"id":"https://openalex.org/C73555534","wikidata":"https://www.wikidata.org/wiki/Q622825","display_name":"Cluster analysis","level":2,"score":0.5840624570846558},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.5251595377922058},{"id":"https://openalex.org/C105795698","wikidata":"https://www.wikidata.org/wiki/Q12483","display_name":"Statistics","level":1,"score":0.46347981691360474},{"id":"https://openalex.org/C110121322","wikidata":"https://www.wikidata.org/wiki/Q865811","display_name":"Distribution (mathematics)","level":2,"score":0.45890042185783386},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.43818947672843933},{"id":"https://openalex.org/C207968372","wikidata":"https://www.wikidata.org/wiki/Q310401","display_name":"k-means clustering","level":3,"score":0.4304264783859253},{"id":"https://openalex.org/C22679943","wikidata":"https://www.wikidata.org/wiki/Q159375","display_name":"Standard deviation","level":2,"score":0.42300641536712646},{"id":"https://openalex.org/C153180895","wikidata":"https://www.wikidata.org/wiki/Q7148389","display_name":"Pattern recognition (psychology)","level":2,"score":0.4044656455516815},{"id":"https://openalex.org/C124101348","wikidata":"https://www.wikidata.org/wiki/Q172491","display_name":"Data mining","level":1,"score":0.38467827439308167},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.35149040818214417},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.14071151614189148},{"id":"https://openalex.org/C115961682","wikidata":"https://www.wikidata.org/wiki/Q860623","display_name":"Image (mathematics)","level":2,"score":0.0},{"id":"https://openalex.org/C62520636","wikidata":"https://www.wikidata.org/wiki/Q944","display_name":"Quantum mechanics","level":1,"score":0.0},{"id":"https://openalex.org/C24890656","wikidata":"https://www.wikidata.org/wiki/Q82811","display_name":"Acoustics","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}],"mesh":[],"locations_count":3,"locations":[{"id":"doi:10.3390/sym12060967","is_oa":true,"landing_page_url":"https://doi.org/10.3390/sym12060967","pdf_url":"https://www.mdpi.com/2073-8994/12/6/967/pdf?version=1593331649","source":{"id":"https://openalex.org/S190787756","display_name":"Symmetry","issn_l":"2073-8994","issn":["2073-8994"],"is_oa":true,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310310987","host_organization_name":"Multidisciplinary Digital Publishing Institute","host_organization_lineage":["https://openalex.org/P4310310987"],"host_organization_lineage_names":["Multidisciplinary Digital Publishing Institute"],"type":"journal"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Symmetry","raw_type":"journal-article"},{"id":"pmh:oai:doaj.org/article:5631b2d183784499b84481d7549a7985","is_oa":true,"landing_page_url":"https://doaj.org/article/5631b2d183784499b84481d7549a7985","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":"Symmetry, Vol 12, Iss 6, p 967 (2020)","raw_type":"article"},{"id":"pmh:oai:mdpi.com:/2073-8994/12/6/967/","is_oa":true,"landing_page_url":"http://dx.doi.org/10.3390/sym12060967","pdf_url":null,"source":{"id":"https://openalex.org/S4306400947","display_name":"MDPI (MDPI AG)","issn_l":null,"issn":null,"is_oa":true,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I4210097602","host_organization_name":"Multidisciplinary Digital Publishing Institute (Switzerland)","host_organization_lineage":["https://openalex.org/I4210097602"],"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":"Symmetry","raw_type":"Text"}],"best_oa_location":{"id":"doi:10.3390/sym12060967","is_oa":true,"landing_page_url":"https://doi.org/10.3390/sym12060967","pdf_url":"https://www.mdpi.com/2073-8994/12/6/967/pdf?version=1593331649","source":{"id":"https://openalex.org/S190787756","display_name":"Symmetry","issn_l":"2073-8994","issn":["2073-8994"],"is_oa":true,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310310987","host_organization_name":"Multidisciplinary Digital Publishing Institute","host_organization_lineage":["https://openalex.org/P4310310987"],"host_organization_lineage_names":["Multidisciplinary Digital Publishing Institute"],"type":"journal"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Symmetry","raw_type":"journal-article"},"sustainable_development_goals":[{"score":0.6800000071525574,"display_name":"Peace, Justice and strong institutions","id":"https://metadata.un.org/sdg/16"}],"awards":[{"id":"https://openalex.org/G7682545538","display_name":null,"funder_award_id":"RTA6080013, RTA6280015","funder_id":"https://openalex.org/F4320322614","funder_display_name":"Thailand Research Fund"}],"funders":[{"id":"https://openalex.org/F4320322437","display_name":"National Science and Technology Development Agency","ror":"https://ror.org/04vy95b61"},{"id":"https://openalex.org/F4320322614","display_name":"Thailand Research Fund","ror":"https://ror.org/03gd1bh37"},{"id":"https://openalex.org/F4320322683","display_name":"Burapha University","ror":"https://ror.org/01ff74m36"},{"id":"https://openalex.org/F4320323439","display_name":"Thammasat University","ror":"https://ror.org/002yp7f20"},{"id":"https://openalex.org/F4320335051","display_name":"Sirindhorn International Institute of Technology, Thammasat University","ror":"https://ror.org/002yp7f20"}],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":55,"referenced_works":["https://openalex.org/W1452667323","https://openalex.org/W1490308602","https://openalex.org/W1492747439","https://openalex.org/W1563274564","https://openalex.org/W1596382552","https://openalex.org/W1965450189","https://openalex.org/W2000950075","https://openalex.org/W2007193508","https://openalex.org/W2007364060","https://openalex.org/W2007499122","https://openalex.org/W2048640004","https://openalex.org/W2049137142","https://openalex.org/W2066057900","https://openalex.org/W2077525424","https://openalex.org/W2086940304","https://openalex.org/W2095148636","https://openalex.org/W2096100960","https://openalex.org/W2097089247","https://openalex.org/W2102524069","https://openalex.org/W2104500038","https://openalex.org/W2105543877","https://openalex.org/W2107667794","https://openalex.org/W2111403774","https://openalex.org/W2112119668","https://openalex.org/W2115657355","https://openalex.org/W2131273899","https://openalex.org/W2134089414","https://openalex.org/W2139956879","https://openalex.org/W2140321362","https://openalex.org/W2150376021","https://openalex.org/W2153839362","https://openalex.org/W2164068772","https://openalex.org/W2171577765","https://openalex.org/W2223283584","https://openalex.org/W2236795637","https://openalex.org/W2280120565","https://openalex.org/W2294906672","https://openalex.org/W2461288959","https://openalex.org/W2467221854","https://openalex.org/W2479927430","https://openalex.org/W2808597956","https://openalex.org/W2883281397","https://openalex.org/W2885446435","https://openalex.org/W2911822711","https://openalex.org/W2921180372","https://openalex.org/W2978399804","https://openalex.org/W3000444237","https://openalex.org/W3014724735","https://openalex.org/W3015166974","https://openalex.org/W3136548793","https://openalex.org/W4285719527","https://openalex.org/W6604108467","https://openalex.org/W6633328910","https://openalex.org/W6675528751","https://openalex.org/W7015365012"],"related_works":["https://openalex.org/W2180954594","https://openalex.org/W2952821581","https://openalex.org/W4311618633","https://openalex.org/W2185776155","https://openalex.org/W2904779692","https://openalex.org/W4379648054","https://openalex.org/W2604976738","https://openalex.org/W2592235592","https://openalex.org/W2528614819","https://openalex.org/W2964024752"],"abstract_inverted_index":{"In":[0,120],"similarity-based":[1],"constrained":[2],"clustering,":[3],"there":[4],"have":[5],"been":[6],"various":[7],"approaches":[8],"on":[9],"how":[10],"to":[11,17,30,107,136,172],"define":[12],"the":[13,19,98,105,123,137,173,176,181,189],"similarity":[14],"between":[15],"documents":[16,23],"guide":[18],"grouping":[20],"of":[21,39,60,67,76,86,100,116,167,193],"similar":[22],"together.":[24],"This":[25],"paper":[26],"presents":[27],"an":[28],"approach":[29],"use":[31],"term-distribution":[32],"statistics":[33],"extracted":[34],"from":[35],"a":[36,68,71,77,80,87,165],"small":[37],"number":[38],"cue":[40],"instances":[41],"with":[42,97,188],"their":[43],"known":[44],"classes,":[45],"for":[46,54,111],"term":[47,56,69,78,88,93,178],"weightings":[48,94],"as":[49,161,163],"indirect":[50],"distance":[51],"constraint.":[52],"As":[53],"distribution-based":[55,177],"weighting,":[57],"three":[58,117],"types":[59],"term-oriented":[61],"standard":[62,118],"deviations":[63],"are":[64,95,132],"exploited:":[65],"distribution":[66,75,85],"in":[70,79],"collection":[72,166],"(SD),":[73],"average":[74,84],"class":[81],"(ACSD),":[82],"and":[83,109,113,128,134,149,159,186,196],"among":[89],"classes":[90],"(CSD).":[91],"These":[92],"explored":[96],"consideration":[99],"symmetry":[101,124],"concepts":[102],"by":[103],"varying":[104],"magnitude":[106],"positive":[108],"negative":[110],"promoting":[112],"demoting":[114],"effects":[115],"deviations.":[119],"k-means,":[121,185],"followed":[122],"concept,":[125],"both":[126],"seeded":[127,184],"unseeded":[129],"centroid":[130],"initializations":[131],"investigated":[133],"compared":[135],"centroid-based":[138,182],"classification.":[139],"Our":[140],"experiment":[141],"is":[142],"conducted":[143],"using":[144],"five":[145],"English":[146],"text":[147,152],"collections":[148],"one":[150],"Thai":[151,168],"collection,":[153],"i.e.,":[154],"Amazon,":[155],"DI,":[156],"WebKB1,":[157],"WebKB2,":[158],"20Newsgroup,":[160],"well":[162],"TR,":[164],"reform-related":[169],"opinions.":[170],"Compared":[171],"conventional":[174],"TFIDF,":[175],"weighting":[179],"improves":[180],"method,":[183],"k-means":[187],"error":[190],"reduction":[191],"rate":[192],"22.45%,":[194],"31.13%,":[195],"58.96%.":[197]},"counts_by_year":[{"year":2026,"cited_by_count":1},{"year":2025,"cited_by_count":3},{"year":2024,"cited_by_count":1},{"year":2023,"cited_by_count":3},{"year":2022,"cited_by_count":3},{"year":2021,"cited_by_count":2}],"updated_date":"2026-07-22T07:51:19.307946","created_date":"2025-10-10T00:00:00"}
