{"id":"https://openalex.org/W1973177902","doi":"https://doi.org/10.9708/jksci.2013.18.1.177","title":"Assessing Classification Accuracy using Cohen's kappa in Data Mining","display_name":"Assessing Classification Accuracy using Cohen's kappa in Data Mining","publication_year":2013,"publication_date":"2013-01-31","ids":{"openalex":"https://openalex.org/W1973177902","doi":"https://doi.org/10.9708/jksci.2013.18.1.177","mag":"1973177902"},"language":"en","primary_location":{"id":"doi:10.9708/jksci.2013.18.1.177","doi":"https://doi.org/10.9708/jksci.2013.18.1.177","is_oa":true,"landing_page_url":"https://doi.org/10.9708/jksci.2013.18.1.177","pdf_url":"http://koreascience.or.kr:80/article/JAKO201306735655420.pdf","source":{"id":"https://openalex.org/S2913924626","display_name":"Journal of the Korea Society of Computer and Information","issn_l":"1598-849X","issn":["1598-849X","2383-9945"],"is_oa":false,"is_in_doaj":false,"is_core":false,"listed_in":["kci-registered"],"host_organization":"https://openalex.org/P4322632795","host_organization_name":"Korean Society of Computer Information","host_organization_lineage":["https://openalex.org/P4322632795"],"host_organization_lineage_names":["Korean Society of Computer Information"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Journal of the Korea Society of Computer and Information","raw_type":"journal-article"},"volume":null,"type":"article","is_traditional":true,"indexed_in":["crossref"],"open_access":{"is_oa":true,"oa_status":"bronze","oa_url":"http://koreascience.or.kr:80/article/JAKO201306735655420.pdf","any_repository_has_fulltext":false},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5044194637","display_name":"Yonghwan Um","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I4210117332","display_name":"Sungkyul University","ror":"https://ror.org/02dzzka09","country_code":"KR","type":"education","lineage":["https://openalex.org/I4210117332"]}],"countries":["KR"],"is_corresponding":true,"raw_author_name":"Yonghwan Um","raw_affiliation_strings":["\uc131\uacb0\ub300\ud559\uad50 \uc0b0\uc5c5\uacbd\uc601\uacf5\ud559\ubd80 ( Division of Industrial and Management Engineering , Sungkyul University) Biostatistics , \ud1b5\uacc4\ud559\uc11d\uc0ac. 1995"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"\uc131\uacb0\ub300\ud559\uad50 \uc0b0\uc5c5\uacbd\uc601\uacf5\ud559\ubd80 ( Division of Industrial and Management Engineering , Sungkyul University) Biostatistics , \ud1b5\uacc4\ud559\uc11d\uc0ac. 1995","institution_ids":["https://openalex.org/I4210117332"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":1,"corresponding_author_ids":["https://openalex.org/A5044194637"],"corresponding_institution_ids":["https://openalex.org/I4210117332"],"apc_list":null,"apc_paid":null,"fwci":0.0,"has_fulltext":true,"cited_by_count":3,"citation_normalized_percentile":{"value":0.08575712,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":88,"max":95},"biblio":{"volume":"18","issue":"1","first_page":"177","last_page":"183"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T13309","display_name":"Reliability and Agreement in Measurement","score":0.548799991607666,"subfield":{"id":"https://openalex.org/subfields/1804","display_name":"Statistics, Probability and Uncertainty"},"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/T13309","display_name":"Reliability and Agreement in Measurement","score":0.548799991607666,"subfield":{"id":"https://openalex.org/subfields/1804","display_name":"Statistics, Probability and Uncertainty"},"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/T13373","display_name":"Data Mining and Machine Learning Applications","score":0.3718000054359436,"subfield":{"id":"https://openalex.org/subfields/1710","display_name":"Information Systems"},"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/T12535","display_name":"Machine Learning and Data Classification","score":0.026900000870227814,"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/cohen-s-kappa","display_name":"Cohen's kappa","score":0.996999979019165},{"id":"https://openalex.org/keywords/weighted-kappa","display_name":"weighted kappa","score":0.9990000128746033},{"id":"https://openalex.org/keywords/classification-accuracy","display_name":"classification accuracy","score":0.9139999747276306},{"id":"https://openalex.org/keywords/ordinal-data","display_name":"ordinal data","score":0.9139999747276306},{"id":"https://openalex.org/keywords/nominal-data","display_name":"nominal data","score":0.9710000157356262},{"id":"https://openalex.org/keywords/linear-weights","display_name":"linear weights","score":0.8109999895095825}],"concepts":[{"id":"https://openalex.org/C2778724333","wikidata":"https://www.wikidata.org/wiki/Q14401","display_name":"Kappa","level":2,"score":0.9629123210906982},{"id":"https://openalex.org/C163864269","wikidata":"https://www.wikidata.org/wiki/Q1107106","display_name":"Cohen's kappa","level":2,"score":0.7165663838386536},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.6205391883850098},{"id":"https://openalex.org/C58489278","wikidata":"https://www.wikidata.org/wiki/Q1172284","display_name":"Data set","level":2,"score":0.5903943181037903},{"id":"https://openalex.org/C79103008","wikidata":"https://www.wikidata.org/wiki/Q3320409","display_name":"Kappa number","level":4,"score":0.5348393321037292},{"id":"https://openalex.org/C85461838","wikidata":"https://www.wikidata.org/wiki/Q7100785","display_name":"Ordinal data","level":2,"score":0.4827127158641815},{"id":"https://openalex.org/C105795698","wikidata":"https://www.wikidata.org/wiki/Q12483","display_name":"Statistics","level":1,"score":0.42000287771224976},{"id":"https://openalex.org/C153180895","wikidata":"https://www.wikidata.org/wiki/Q7148389","display_name":"Pattern recognition (psychology)","level":2,"score":0.39734792709350586},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.27454888820648193},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.16124361753463745},{"id":"https://openalex.org/C2524010","wikidata":"https://www.wikidata.org/wiki/Q8087","display_name":"Geometry","level":1,"score":0.05215492844581604},{"id":"https://openalex.org/C99148416","wikidata":"https://www.wikidata.org/wiki/Q1755609","display_name":"Kraft paper","level":2,"score":0.0},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.0},{"id":"https://openalex.org/C106486073","wikidata":"https://www.wikidata.org/wiki/Q304698","display_name":"Kraft process","level":3,"score":0.0},{"id":"https://openalex.org/C528095902","wikidata":"https://www.wikidata.org/wiki/Q2283886","display_name":"Pulp and paper industry","level":1,"score":0.0}],"mesh":[],"locations_count":2,"locations":[{"id":"doi:10.9708/jksci.2013.18.1.177","doi":"https://doi.org/10.9708/jksci.2013.18.1.177","is_oa":true,"landing_page_url":"https://doi.org/10.9708/jksci.2013.18.1.177","pdf_url":"http://koreascience.or.kr:80/article/JAKO201306735655420.pdf","source":{"id":"https://openalex.org/S2913924626","display_name":"Journal of the Korea Society of Computer and Information","issn_l":"1598-849X","issn":["1598-849X","2383-9945"],"is_oa":false,"is_in_doaj":false,"is_core":false,"listed_in":["kci-registered"],"host_organization":"https://openalex.org/P4322632795","host_organization_name":"Korean Society of Computer Information","host_organization_lineage":["https://openalex.org/P4322632795"],"host_organization_lineage_names":["Korean Society of Computer Information"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Journal of the Korea Society of Computer and Information","raw_type":"journal-article"},{"id":"mag:2291331221","doi":null,"is_oa":false,"landing_page_url":"http://scholar.ndsl.kr/schDetail.do?cn=JAKO201306735655420","pdf_url":null,"source":{"id":"https://openalex.org/S2913924626","display_name":"Journal of the Korea Society of Computer and Information","issn_l":"1598-849X","issn":["1598-849X","2383-9945"],"is_oa":false,"is_in_doaj":false,"is_core":false,"listed_in":["kci-registered"],"host_organization":"https://openalex.org/P4322632795","host_organization_name":"Korean Society of Computer Information","host_organization_lineage":["https://openalex.org/P4322632795"],"host_organization_lineage_names":["Korean Society of Computer Information"],"type":"journal"},"license":null,"license_id":null,"version":null,"is_accepted":false,"is_published":false,"raw_source_name":"\u97d3\u570b\ucef4\ud4e8\ud130\u60c5\u5831\u5b78\u6703\uf941\u6587\u8a8c = Journal of the Korea Society of Computer and Information","raw_type":null}],"best_oa_location":{"id":"doi:10.9708/jksci.2013.18.1.177","doi":"https://doi.org/10.9708/jksci.2013.18.1.177","is_oa":true,"landing_page_url":"https://doi.org/10.9708/jksci.2013.18.1.177","pdf_url":"http://koreascience.or.kr:80/article/JAKO201306735655420.pdf","source":{"id":"https://openalex.org/S2913924626","display_name":"Journal of the Korea Society of Computer and Information","issn_l":"1598-849X","issn":["1598-849X","2383-9945"],"is_oa":false,"is_in_doaj":false,"is_core":false,"listed_in":["kci-registered"],"host_organization":"https://openalex.org/P4322632795","host_organization_name":"Korean Society of Computer Information","host_organization_lineage":["https://openalex.org/P4322632795"],"host_organization_lineage_names":["Korean Society of Computer Information"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Journal of the Korea Society of Computer and Information","raw_type":"journal-article"},"sustainable_development_goals":[],"study_designs":[],"awards":[],"funders":[],"has_content":{"grobid_xml":true,"pdf":true},"content_urls":{"pdf":"https://content.openalex.org/works/W1973177902.pdf","grobid_xml":"https://content.openalex.org/works/W1973177902.grobid-xml"},"referenced_works_count":7,"referenced_works":["https://openalex.org/W1964100346","https://openalex.org/W1970543122","https://openalex.org/W2037789405","https://openalex.org/W2053154970","https://openalex.org/W2154027576","https://openalex.org/W2164777277","https://openalex.org/W2236964516"],"related_works":["https://openalex.org/W2291331221","https://openalex.org/W2064236088","https://openalex.org/W2102033929","https://openalex.org/W4316038467","https://openalex.org/W2507906577","https://openalex.org/W4229619036","https://openalex.org/W3016211942","https://openalex.org/W7062600681","https://openalex.org/W2271016566","https://openalex.org/W2047528057"],"abstract_inverted_index":{"\ubcf8":[0],"\ub17c\ubb38\uc5d0\uc11c\ub294":[1],"\ub370\uc774\ud130":[2],"\ub9c8\uc774\ub2dd\uc5d0\uc11c":[3],"\ubd84\ub958":[4],"\uc791\uc5c5\uc744":[5],"\uc2e4\uc2dc\ud560":[6],"\ub54c":[7],"\uadf8":[8],"\ubd84\ub958\uc815\ud655\ub3c4\uc744":[9,26,41],"\uce21\uc815\ud558\uae30":[10],"\uc704\ud574":[11],"Cohen\uc758":[12],"kappa":[13,16,19,44,50,66,69,77,80,94,121,156,159],"\uacc4\uc218\uc640":[14,67],"weighted":[15,43,49,68,79,120,147,158],"\uacc4\uc218\ub97c":[17,70],"\uc81c\uc548\ud558\uc600\ub2e4.":[18],"\uacc4\uc218\ub294":[20],"\uc6b0\uc5f0\uc5d0":[21],"\uc758\ud574":[22,39],"\uc0dd\uae30\ub294":[23],"\ubd84\ub958\ub97c":[24],"\ubcf4\uc815\ud558\uc5ec":[25],"\uce21\uc815\ud558\uba70":[27],"\uba85\ubaa9\ucc99\ub3c4\uc640":[28],"\uc21c\uc11c\ucc99\ub3c4\uc758":[29,34],"\ub370\uc774\ud130\uc5d0":[30,64],"\ub300\ud574":[31,65],"\uc0ac\uc6a9\ub41c\ub2e4.":[32,48],"\ud2b9\ud788":[33],"\ub370\uc774\ud130\uc5d0\uc11c\ub294":[35],"\uc624\ubd84\ub958\uc758":[36],"\ud06c\uae30\ub97c":[37],"\uac00\uc911\uce58\uc5d0":[38],"\uc815\ub7c9\ud654\ud558\uc5ec":[40],"\uce21\uc815\ud558\ub294":[42],"\uacc4\uc218\uac00":[45],"\ub354":[46],"\uc720\uc6a9\ud558\uac8c":[47],"\uacc4\uc218":[51],"\uacc4\uc0b0\uc744":[52],"\uc704\ud574\uc11c\ub294":[53],"2\uac00\uc9c0":[54],"\uac00\uc911\uce58(\uc77c\ucc28\ud615":[55],"\uac00\uc911\uce58,":[56],"\uc774\ucc28\ud615":[57],"\uac00\uc911\uce58)\ub97c":[58],"\uc0ac\uc6a9\ud558\uc600\ub2e4..":[59],"\ub610\ud55c":[60],"\uc2e4\uc81c":[61],"\ub370\uc774\ud130\uc778":[62],"\uc9c0\ubc29\uac04":[63],"\uacc4\uc0b0\ud558\uc5ec":[71],"\ube44\uad50\ud558\uc600\ub2e4.":[72],"In":[73],"this":[74],"paper,":[75],"Cohen's":[76,93],"and":[78,104,153,157],"are":[81],"applied":[82],"to":[83,102],"measuring":[84],"classification":[85,89,125,130],"accuracy":[86,126],"when":[87],"performing":[88],"in":[90],"data":[91,109,164],"minig.":[92],"compensates":[95],"for":[96,107,116,144,150],"classifications":[97],"that":[98],"may":[99],"be":[100],"due":[101],"chance":[103],"is":[105,134],"used":[106,137,161],"the":[108,117,124,129,151],"with":[110],"nominal":[111],"or":[112],"ordinal":[113,118],"scales.":[114],"Especially,":[115],"data,":[119],"which":[122],"measures":[123],"by":[127],"quantifying":[128],"errors":[131],"as":[132],"weights":[133,139],"used.":[135],"We":[136],"two":[138],"(linear":[140],"weight,":[141],"quadratic":[142],"weight)":[143],"calculations":[145],"of":[146,155],"kappa.":[148],"Also":[149],"calculation":[152],"comparison":[154],"we":[160],"a":[162],"real":[163],"set,":[165],"fat-liver":[166],"data.":[167]},"counts_by_year":[{"year":2025,"cited_by_count":2},{"year":2024,"cited_by_count":1}],"updated_date":"2026-11-04T10:54:05.112534","created_date":"2016-06-24T00:00:00"}