{"id":"https://openalex.org/W3112800826","doi":"https://doi.org/10.1109/iisa50023.2020.9284379","title":"Prediction of pain in knee osteoarthritis patients using machine learning: Data from Osteoarthritis Initiative","display_name":"Prediction of pain in knee osteoarthritis patients using machine learning: Data from Osteoarthritis Initiative","publication_year":2020,"publication_date":"2020-07-15","ids":{"openalex":"https://openalex.org/W3112800826","doi":"https://doi.org/10.1109/iisa50023.2020.9284379","mag":"3112800826"},"language":"en","primary_location":{"id":"doi:10.1109/iisa50023.2020.9284379","is_oa":false,"landing_page_url":"https://doi.org/10.1109/iisa50023.2020.9284379","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2020 11th International Conference on Information, Intelligence, Systems and Applications (IISA","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/A5057441023","display_name":"Antonios Alexos","orcid":"https://orcid.org/0009-0001-2167-0041"},"institutions":[{"id":"https://openalex.org/I204250578","display_name":"University of California, Irvine","ror":"https://ror.org/04gyf1771","country_code":"US","type":"education","lineage":["https://openalex.org/I204250578"]}],"countries":["US"],"is_corresponding":true,"raw_author_name":"Antonios Alexos","raw_affiliation_strings":["University of California Irvine,Department of Computer Science,Irvine,USA","Department of Computer Science, University of California Irvine, Irvine, USA"],"affiliations":[{"raw_affiliation_string":"University of California Irvine,Department of Computer Science,Irvine,USA","institution_ids":["https://openalex.org/I204250578"]},{"raw_affiliation_string":"Department of Computer Science, University of California Irvine, Irvine, USA","institution_ids":["https://openalex.org/I204250578"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5046515624","display_name":"Christos Kokkotis","orcid":"https://orcid.org/0000-0003-2972-3117"},"institutions":[{"id":"https://openalex.org/I4210134249","display_name":"Centre for Research and Technology Hellas","ror":"https://ror.org/03bndpq63","country_code":"GR","type":"facility","lineage":["https://openalex.org/I4210134249"]}],"countries":["GR"],"is_corresponding":false,"raw_author_name":"Christos Kokkotis","raw_affiliation_strings":["Institute of Bio-Economy and Agri-Technology,Center for Research and Technology Hellas,Volos,Greece","Center for Research and Technology Hellas, Institute of Bio-Economy and Agri-Technology, Volos, Greece"],"affiliations":[{"raw_affiliation_string":"Institute of Bio-Economy and Agri-Technology,Center for Research and Technology Hellas,Volos,Greece","institution_ids":["https://openalex.org/I4210134249"]},{"raw_affiliation_string":"Center for Research and Technology Hellas, Institute of Bio-Economy and Agri-Technology, Volos, Greece","institution_ids":["https://openalex.org/I4210134249"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5077526481","display_name":"Serafeim Moustakidis","orcid":"https://orcid.org/0000-0002-1090-2177"},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Serafeim Moustakidis","raw_affiliation_strings":["AIDEAS O\u00dc Narva mnt 5,Tallinn,Harju maakond,Estonia"],"affiliations":[{"raw_affiliation_string":"AIDEAS O\u00dc Narva mnt 5,Tallinn,Harju maakond,Estonia","institution_ids":[]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5037965915","display_name":"Elpiniki I. Papageorgiou","orcid":"https://orcid.org/0000-0003-2498-9661"},"institutions":[{"id":"https://openalex.org/I145722265","display_name":"University of Thessaly","ror":"https://ror.org/04v4g9h31","country_code":"GR","type":"education","lineage":["https://openalex.org/I145722265"]}],"countries":["GR"],"is_corresponding":false,"raw_author_name":"Elpiniki Papageorgiou","raw_affiliation_strings":["University of Thessaly,Faculty of Technology,Energy Systems Department,Geopolis Campus,Larissa,Greece,41500"],"affiliations":[{"raw_affiliation_string":"University of Thessaly,Faculty of Technology,Energy Systems Department,Geopolis Campus,Larissa,Greece,41500","institution_ids":["https://openalex.org/I145722265"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5090799919","display_name":"Dimitrios Tsaopoulos","orcid":"https://orcid.org/0000-0001-7355-0511"},"institutions":[{"id":"https://openalex.org/I204250578","display_name":"University of California, Irvine","ror":"https://ror.org/04gyf1771","country_code":"US","type":"education","lineage":["https://openalex.org/I204250578"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Dimitrios Tsaopoulos","raw_affiliation_strings":["University of California Irvine,Department of Computer Science,Irvine,USA","Department of Computer Science, University of California Irvine, Irvine, USA"],"affiliations":[{"raw_affiliation_string":"University of California Irvine,Department of Computer Science,Irvine,USA","institution_ids":["https://openalex.org/I204250578"]},{"raw_affiliation_string":"Department of Computer Science, University of California Irvine, Irvine, USA","institution_ids":["https://openalex.org/I204250578"]}]}],"institutions":[],"countries_distinct_count":2,"institutions_distinct_count":5,"corresponding_author_ids":["https://openalex.org/A5057441023"],"corresponding_institution_ids":["https://openalex.org/I204250578"],"apc_list":null,"apc_paid":null,"fwci":1.4039,"has_fulltext":false,"cited_by_count":15,"citation_normalized_percentile":{"value":0.82708578,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":93,"max":98},"biblio":{"volume":null,"issue":null,"first_page":"1","last_page":"7"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10105","display_name":"Osteoarthritis Treatment and Mechanisms","score":0.9972000122070312,"subfield":{"id":"https://openalex.org/subfields/2745","display_name":"Rheumatology"},"field":{"id":"https://openalex.org/fields/27","display_name":"Medicine"},"domain":{"id":"https://openalex.org/domains/4","display_name":"Health Sciences"}},"topics":[{"id":"https://openalex.org/T10105","display_name":"Osteoarthritis Treatment and Mechanisms","score":0.9972000122070312,"subfield":{"id":"https://openalex.org/subfields/2745","display_name":"Rheumatology"},"field":{"id":"https://openalex.org/fields/27","display_name":"Medicine"},"domain":{"id":"https://openalex.org/domains/4","display_name":"Health Sciences"}},{"id":"https://openalex.org/T10200","display_name":"Rheumatoid Arthritis Research and Therapies","score":0.9455999732017517,"subfield":{"id":"https://openalex.org/subfields/2745","display_name":"Rheumatology"},"field":{"id":"https://openalex.org/fields/27","display_name":"Medicine"},"domain":{"id":"https://openalex.org/domains/4","display_name":"Health Sciences"}},{"id":"https://openalex.org/T12647","display_name":"Traditional Chinese Medicine Studies","score":0.9351000189781189,"subfield":{"id":"https://openalex.org/subfields/2707","display_name":"Complementary and alternative medicine"},"field":{"id":"https://openalex.org/fields/27","display_name":"Medicine"},"domain":{"id":"https://openalex.org/domains/4","display_name":"Health Sciences"}}],"keywords":[{"id":"https://openalex.org/keywords/osteoarthritis","display_name":"Osteoarthritis","score":0.8756288290023804},{"id":"https://openalex.org/keywords/leverage","display_name":"Leverage (statistics)","score":0.6512995958328247},{"id":"https://openalex.org/keywords/machine-learning","display_name":"Machine learning","score":0.5672250390052795},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.5009171962738037},{"id":"https://openalex.org/keywords/feature","display_name":"Feature (linguistics)","score":0.4939931035041809},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.45091208815574646},{"id":"https://openalex.org/keywords/medicine","display_name":"Medicine","score":0.4340105354785919},{"id":"https://openalex.org/keywords/disease","display_name":"Disease","score":0.4152454733848572},{"id":"https://openalex.org/keywords/physical-therapy","display_name":"Physical therapy","score":0.40954387187957764},{"id":"https://openalex.org/keywords/physical-medicine-and-rehabilitation","display_name":"Physical medicine and rehabilitation","score":0.3880283832550049},{"id":"https://openalex.org/keywords/alternative-medicine","display_name":"Alternative medicine","score":0.13446548581123352},{"id":"https://openalex.org/keywords/internal-medicine","display_name":"Internal medicine","score":0.11790841817855835}],"concepts":[{"id":"https://openalex.org/C2776164576","wikidata":"https://www.wikidata.org/wiki/Q62736","display_name":"Osteoarthritis","level":3,"score":0.8756288290023804},{"id":"https://openalex.org/C153083717","wikidata":"https://www.wikidata.org/wiki/Q6535263","display_name":"Leverage (statistics)","level":2,"score":0.6512995958328247},{"id":"https://openalex.org/C119857082","wikidata":"https://www.wikidata.org/wiki/Q2539","display_name":"Machine learning","level":1,"score":0.5672250390052795},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.5009171962738037},{"id":"https://openalex.org/C2776401178","wikidata":"https://www.wikidata.org/wiki/Q12050496","display_name":"Feature (linguistics)","level":2,"score":0.4939931035041809},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.45091208815574646},{"id":"https://openalex.org/C71924100","wikidata":"https://www.wikidata.org/wiki/Q11190","display_name":"Medicine","level":0,"score":0.4340105354785919},{"id":"https://openalex.org/C2779134260","wikidata":"https://www.wikidata.org/wiki/Q12136","display_name":"Disease","level":2,"score":0.4152454733848572},{"id":"https://openalex.org/C1862650","wikidata":"https://www.wikidata.org/wiki/Q186005","display_name":"Physical therapy","level":1,"score":0.40954387187957764},{"id":"https://openalex.org/C99508421","wikidata":"https://www.wikidata.org/wiki/Q2678675","display_name":"Physical medicine and rehabilitation","level":1,"score":0.3880283832550049},{"id":"https://openalex.org/C204787440","wikidata":"https://www.wikidata.org/wiki/Q188504","display_name":"Alternative medicine","level":2,"score":0.13446548581123352},{"id":"https://openalex.org/C126322002","wikidata":"https://www.wikidata.org/wiki/Q11180","display_name":"Internal medicine","level":1,"score":0.11790841817855835},{"id":"https://openalex.org/C138885662","wikidata":"https://www.wikidata.org/wiki/Q5891","display_name":"Philosophy","level":0,"score":0.0},{"id":"https://openalex.org/C41895202","wikidata":"https://www.wikidata.org/wiki/Q8162","display_name":"Linguistics","level":1,"score":0.0},{"id":"https://openalex.org/C142724271","wikidata":"https://www.wikidata.org/wiki/Q7208","display_name":"Pathology","level":1,"score":0.0}],"mesh":[],"locations_count":2,"locations":[{"id":"doi:10.1109/iisa50023.2020.9284379","is_oa":false,"landing_page_url":"https://doi.org/10.1109/iisa50023.2020.9284379","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2020 11th International Conference on Information, Intelligence, Systems and Applications (IISA","raw_type":"proceedings-article"},{"id":"pmh:oai:ir.lib.uth.gr:11615/70436","is_oa":false,"landing_page_url":"http://hdl.handle.net/11615/70436","pdf_url":null,"source":{"id":"https://openalex.org/S4306400243","display_name":"University of Thessaly Institutional Repository (University of Thessaly)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I145722265","host_organization_name":"University of Thessaly","host_organization_lineage":["https://openalex.org/I145722265"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"11th International Conference on Information, Intelligence, Systems and Applications, IISA 2020","raw_type":"conferenceItem"}],"best_oa_location":null,"sustainable_development_goals":[],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":32,"referenced_works":["https://openalex.org/W74920699","https://openalex.org/W179179905","https://openalex.org/W612972800","https://openalex.org/W1497158395","https://openalex.org/W1835894943","https://openalex.org/W1984208669","https://openalex.org/W1995386082","https://openalex.org/W2030122595","https://openalex.org/W2080184650","https://openalex.org/W2119821739","https://openalex.org/W2122111042","https://openalex.org/W2149706766","https://openalex.org/W2295598076","https://openalex.org/W2611499204","https://openalex.org/W2747777164","https://openalex.org/W2751949480","https://openalex.org/W2768348081","https://openalex.org/W2886199651","https://openalex.org/W2891381594","https://openalex.org/W2902433159","https://openalex.org/W2911964244","https://openalex.org/W2933814040","https://openalex.org/W2947395823","https://openalex.org/W3021286010","https://openalex.org/W3028355634","https://openalex.org/W3102476541","https://openalex.org/W4236137412","https://openalex.org/W4239510810","https://openalex.org/W6607259140","https://openalex.org/W6638742470","https://openalex.org/W6745609711","https://openalex.org/W6778492597"],"related_works":["https://openalex.org/W650762618","https://openalex.org/W4242815383","https://openalex.org/W2579996474","https://openalex.org/W4386590483","https://openalex.org/W2346491184","https://openalex.org/W2169904250","https://openalex.org/W4388075929","https://openalex.org/W1902427662","https://openalex.org/W4308331486","https://openalex.org/W2491935629"],"abstract_inverted_index":{"Knee":[0],"Osteoarthritis(KOA)":[1],"is":[2,18,31],"a":[3,8,34,59,79,110],"serious":[4],"disease":[5],"that":[6,37,56],"causes":[7],"variety":[9],"of":[10,28,42,97,113],"symptoms,":[11],"such":[12],"as":[13],"severe":[14],"pain":[15,43,81,123],"and":[16,71,100],"it":[17],"mostly":[19],"observed":[20],"in":[21,44,121],"the":[22,40,66],"elder":[23],"people.":[24],"The":[25,115],"main":[26],"goal":[27],"this":[29],"study":[30],"to":[32,54,76,103],"build":[33],"prognostic":[35],"tool":[36],"will":[38,84],"predict":[39],"progression":[41,124],"KOA":[45,132],"patients":[46],"using":[47],"data":[48],"collected":[49],"at":[50,125],"baseline.":[51],"In":[52],"order":[53],"do":[55],"we":[57],"leverage":[58],"feature":[60,98],"importance":[61],"voting":[62],"system":[63],"for":[64],"identifying":[65,122],"most":[67],"important":[68],"risk":[69],"factors":[70],"various":[72],"machine":[73],"learning":[74],"algorithms":[75],"classify,":[77],"whether":[78],"patient's":[80],"with":[82,108],"KOA,":[83],"stabilize,":[85],"increase":[86],"or":[87],"decrease.":[88],"These":[89],"models":[90],"have":[91,105],"been":[92,106],"implemented":[93],"on":[94],"different":[95],"combinations":[96],"subsets,":[99],"results":[101],"up":[102],"84.3%":[104],"achieved":[107],"only":[109],"small":[111],"amount":[112],"features.":[114],"proposed":[116],"methodology":[117],"demonstrated":[118],"unique":[119],"potential":[120],"an":[126],"early":[127],"stage":[128],"therefore":[129],"improving":[130],"future":[131],"prevention":[133],"efforts.":[134]},"counts_by_year":[{"year":2025,"cited_by_count":2},{"year":2024,"cited_by_count":5},{"year":2023,"cited_by_count":3},{"year":2022,"cited_by_count":3},{"year":2021,"cited_by_count":2}],"updated_date":"2026-03-20T23:20:44.827607","created_date":"2020-12-21T00:00:00"}