{"id":"https://openalex.org/W2019405505","doi":"https://doi.org/10.1049/iet-com.2009.0733","title":"iTARS: trust-aware recommender system using implicit trust networks","display_name":"iTARS: trust-aware recommender system using implicit trust networks","publication_year":2010,"publication_date":"2010-09-20","ids":{"openalex":"https://openalex.org/W2019405505","doi":"https://doi.org/10.1049/iet-com.2009.0733","mag":"2019405505"},"language":"en","primary_location":{"id":"doi:10.1049/iet-com.2009.0733","is_oa":false,"landing_page_url":"https://doi.org/10.1049/iet-com.2009.0733","pdf_url":null,"source":{"id":"https://openalex.org/S85427048","display_name":"IET Communications","issn_l":"1751-8628","issn":["1751-8628","1751-8636"],"is_oa":false,"is_in_doaj":true,"is_core":true,"host_organization":"https://openalex.org/P4310311714","host_organization_name":"Institution of Engineering and Technology","host_organization_lineage":["https://openalex.org/P4310311714"],"host_organization_lineage_names":["Institution of Engineering and Technology"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"IET Communications","raw_type":"journal-article"},"type":"article","indexed_in":["crossref","doaj"],"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/A5078791542","display_name":"Wei Yuan","orcid":"https://orcid.org/0000-0002-2709-6773"},"institutions":[{"id":"https://openalex.org/I35928602","display_name":"Kyung Hee University","ror":"https://ror.org/01zqcg218","country_code":"KR","type":"education","lineage":["https://openalex.org/I35928602"]}],"countries":["KR"],"is_corresponding":false,"raw_author_name":"W. Yuan","raw_affiliation_strings":["Department of Computer Engineering, Kyung Hee University, Korea","Department of Computer Engineering Kyung Hee University, Korea#TAB#"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Computer Engineering, Kyung Hee University, Korea","institution_ids":["https://openalex.org/I35928602"]},{"raw_affiliation_string":"Department of Computer Engineering Kyung Hee University, Korea#TAB#","institution_ids":["https://openalex.org/I35928602"]}]},{"author_position":"middle","author":{"id":null,"display_name":"L. Shu","orcid":null},"institutions":[{"id":"https://openalex.org/I98285908","display_name":"The University of Osaka","ror":"https://ror.org/035t8zc32","country_code":"JP","type":"education","lineage":["https://openalex.org/I98285908"]}],"countries":["JP"],"is_corresponding":false,"raw_author_name":"L. Shu","raw_affiliation_strings":["Department of Multimedia Engineering, Osaka University, Japan"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Multimedia Engineering, Osaka University, Japan","institution_ids":["https://openalex.org/I98285908"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5102824651","display_name":"Han\u2010Chieh Chao","orcid":"https://orcid.org/0000-0003-3222-1708"},"institutions":[{"id":"https://openalex.org/I75430998","display_name":"National Ilan University","ror":"https://ror.org/01npf0s58","country_code":"TW","type":"education","lineage":["https://openalex.org/I75430998"]}],"countries":["TW"],"is_corresponding":false,"raw_author_name":"H.-C. Chao","raw_affiliation_strings":["Institute of Computer Sciences, National Ilan University, Taiwan"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Institute of Computer Sciences, National Ilan University, Taiwan","institution_ids":["https://openalex.org/I75430998"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5003852858","display_name":"Donghai Guan","orcid":"https://orcid.org/0000-0002-8448-9020"},"institutions":[{"id":"https://openalex.org/I35928602","display_name":"Kyung Hee University","ror":"https://ror.org/01zqcg218","country_code":"KR","type":"education","lineage":["https://openalex.org/I35928602"]}],"countries":["KR"],"is_corresponding":false,"raw_author_name":"D. Guan","raw_affiliation_strings":["Department of Computer Engineering, Kyung Hee University, Korea","Department of Computer Engineering Kyung Hee University, Korea#TAB#"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Computer Engineering, Kyung Hee University, Korea","institution_ids":["https://openalex.org/I35928602"]},{"raw_affiliation_string":"Department of Computer Engineering Kyung Hee University, Korea#TAB#","institution_ids":["https://openalex.org/I35928602"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5051772016","display_name":"Y.-K. Lee","orcid":null},"institutions":[{"id":"https://openalex.org/I35928602","display_name":"Kyung Hee University","ror":"https://ror.org/01zqcg218","country_code":"KR","type":"education","lineage":["https://openalex.org/I35928602"]}],"countries":["KR"],"is_corresponding":false,"raw_author_name":"Y.-K. Lee","raw_affiliation_strings":["Department of Computer Engineering, Kyung Hee University, Korea","Department of Computer Engineering Kyung Hee University, Korea#TAB#"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Computer Engineering, Kyung Hee University, Korea","institution_ids":["https://openalex.org/I35928602"]},{"raw_affiliation_string":"Department of Computer Engineering Kyung Hee University, Korea#TAB#","institution_ids":["https://openalex.org/I35928602"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5048891246","display_name":"Seunghyung Lee","orcid":"https://orcid.org/0000-0003-0914-9613"},"institutions":[{"id":"https://openalex.org/I35928602","display_name":"Kyung Hee University","ror":"https://ror.org/01zqcg218","country_code":"KR","type":"education","lineage":["https://openalex.org/I35928602"]}],"countries":["KR"],"is_corresponding":false,"raw_author_name":"S. Lee","raw_affiliation_strings":["Department of Computer Engineering, Kyung Hee University, Korea","Department of Computer Engineering Kyung Hee University, Korea#TAB#"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Computer Engineering, Kyung Hee University, Korea","institution_ids":["https://openalex.org/I35928602"]},{"raw_affiliation_string":"Department of Computer Engineering Kyung Hee University, Korea#TAB#","institution_ids":["https://openalex.org/I35928602"]}]}],"institutions":[],"countries_distinct_count":3,"institutions_distinct_count":6,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":{"value":2000,"currency":"EUR","value_usd":2200},"apc_paid":null,"fwci":6.4226,"has_fulltext":false,"cited_by_count":56,"citation_normalized_percentile":{"value":0.96436083,"is_in_top_1_percent":false,"is_in_top_10_percent":true},"cited_by_percentile_year":{"min":89,"max":99},"biblio":{"volume":"4","issue":"14","first_page":"1709","last_page":"1721"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10203","display_name":"Recommender Systems and Techniques","score":0.9980000257492065,"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"}},"topics":[{"id":"https://openalex.org/T10203","display_name":"Recommender Systems and Techniques","score":0.9980000257492065,"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/T11273","display_name":"Advanced Graph Neural Networks","score":0.9977999925613403,"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/T10927","display_name":"Access Control and Trust","score":0.9932000041007996,"subfield":{"id":"https://openalex.org/subfields/3312","display_name":"Sociology and Political Science"},"field":{"id":"https://openalex.org/fields/33","display_name":"Social Sciences"},"domain":{"id":"https://openalex.org/domains/2","display_name":"Social Sciences"}}],"keywords":[{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.8059183359146118},{"id":"https://openalex.org/keywords/recommender-system","display_name":"Recommender system","score":0.7848050594329834},{"id":"https://openalex.org/keywords/similarity","display_name":"Similarity (geometry)","score":0.7108286619186401},{"id":"https://openalex.org/keywords/set","display_name":"Set (abstract data type)","score":0.55323326587677},{"id":"https://openalex.org/keywords/path","display_name":"Path (computing)","score":0.5046831369400024},{"id":"https://openalex.org/keywords/data-mining","display_name":"Data mining","score":0.4206656217575073},{"id":"https://openalex.org/keywords/network-topology","display_name":"Network topology","score":0.4111037254333496},{"id":"https://openalex.org/keywords/theoretical-computer-science","display_name":"Theoretical computer science","score":0.366360604763031},{"id":"https://openalex.org/keywords/information-retrieval","display_name":"Information retrieval","score":0.32895684242248535},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.3080410361289978},{"id":"https://openalex.org/keywords/computer-network","display_name":"Computer network","score":0.11473613977432251}],"concepts":[{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.8059183359146118},{"id":"https://openalex.org/C557471498","wikidata":"https://www.wikidata.org/wiki/Q554950","display_name":"Recommender system","level":2,"score":0.7848050594329834},{"id":"https://openalex.org/C103278499","wikidata":"https://www.wikidata.org/wiki/Q254465","display_name":"Similarity (geometry)","level":3,"score":0.7108286619186401},{"id":"https://openalex.org/C177264268","wikidata":"https://www.wikidata.org/wiki/Q1514741","display_name":"Set (abstract data type)","level":2,"score":0.55323326587677},{"id":"https://openalex.org/C2777735758","wikidata":"https://www.wikidata.org/wiki/Q817765","display_name":"Path (computing)","level":2,"score":0.5046831369400024},{"id":"https://openalex.org/C124101348","wikidata":"https://www.wikidata.org/wiki/Q172491","display_name":"Data mining","level":1,"score":0.4206656217575073},{"id":"https://openalex.org/C199845137","wikidata":"https://www.wikidata.org/wiki/Q145490","display_name":"Network topology","level":2,"score":0.4111037254333496},{"id":"https://openalex.org/C80444323","wikidata":"https://www.wikidata.org/wiki/Q2878974","display_name":"Theoretical computer science","level":1,"score":0.366360604763031},{"id":"https://openalex.org/C23123220","wikidata":"https://www.wikidata.org/wiki/Q816826","display_name":"Information retrieval","level":1,"score":0.32895684242248535},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.3080410361289978},{"id":"https://openalex.org/C31258907","wikidata":"https://www.wikidata.org/wiki/Q1301371","display_name":"Computer network","level":1,"score":0.11473613977432251},{"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/C199360897","wikidata":"https://www.wikidata.org/wiki/Q9143","display_name":"Programming language","level":1,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1049/iet-com.2009.0733","is_oa":false,"landing_page_url":"https://doi.org/10.1049/iet-com.2009.0733","pdf_url":null,"source":{"id":"https://openalex.org/S85427048","display_name":"IET Communications","issn_l":"1751-8628","issn":["1751-8628","1751-8636"],"is_oa":false,"is_in_doaj":true,"is_core":true,"host_organization":"https://openalex.org/P4310311714","host_organization_name":"Institution of Engineering and Technology","host_organization_lineage":["https://openalex.org/P4310311714"],"host_organization_lineage_names":["Institution of Engineering and Technology"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"IET Communications","raw_type":"journal-article"}],"best_oa_location":null,"sustainable_development_goals":[{"id":"https://metadata.un.org/sdg/17","display_name":"Partnerships for the goals","score":0.49000000953674316}],"awards":[],"funders":[],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":20,"referenced_works":["https://openalex.org/W120301130","https://openalex.org/W1500383076","https://openalex.org/W1632591701","https://openalex.org/W1975522802","https://openalex.org/W1979426401","https://openalex.org/W1995213405","https://openalex.org/W1999653836","https://openalex.org/W2104085672","https://openalex.org/W2112090702","https://openalex.org/W2133266261","https://openalex.org/W2147824439","https://openalex.org/W2149808604","https://openalex.org/W2164361866","https://openalex.org/W2167032986","https://openalex.org/W2344568314","https://openalex.org/W2474311773","https://openalex.org/W2481776149","https://openalex.org/W4240831507","https://openalex.org/W6682042974","https://openalex.org/W6721125383"],"related_works":["https://openalex.org/W4390273403","https://openalex.org/W4386781444","https://openalex.org/W4246980185","https://openalex.org/W2150182025","https://openalex.org/W3092950680","https://openalex.org/W3197542405","https://openalex.org/W3125580266","https://openalex.org/W44246808","https://openalex.org/W4317039510","https://openalex.org/W4238861846"],"abstract_inverted_index":{"Trust-aware":[0],"recommender":[1],"system":[2],"(TARS)":[3],"suggests":[4],"the":[5,9,12,22,32,45,50,57,61,71,80,85,103,107,111,114,123,128,139,148],"worthwhile":[6],"information":[7,66],"to":[8,30,43,69,146],"users":[10],"on":[11,102],"basis":[13],"of":[14,18,55,91,98,106,119,127],"trust.":[15],"Existing":[16],"works":[17,151],"TARS":[19,47,150],"suffers":[20],"from":[21],"problem":[23],"that":[24,79,137],"they":[25],"need":[26],"extra":[27],"user":[28,64],"efforts":[29],"label":[31],"trust":[33,52,82,109,116,129],"statements.":[34],"The":[35,94],"authors":[36,112],"propose":[37],"a":[38],"novel":[39],"model":[40],"named":[41],"iTARS":[42,99,120,143],"improve":[44,147],"existing":[46,149],"by":[48],"using":[49,56],"implicit":[51,72,81,108],"networks:":[53],"instead":[54],"effort-consuming":[58],"explicit":[59],"trust,":[60],"easy":[62],"available":[63],"similarity":[65],"is":[67,89,100,144],"used":[68],"generate":[70],"trusts":[73],"for":[74],"TARS.":[75],"Further":[76],"analysis":[77],"shows":[78],"network":[83],"has":[84],"small-world":[86],"topology,":[87],"which":[88],"independent":[90],"its":[92],"dynamics.":[93],"rating":[95,154,160],"prediction":[96,155,161],"mechanism":[97],"based":[101],"small":[104],"worldness":[105],"network:":[110],"set":[113],"maximum":[115],"propagation":[117],"distance":[118],"approximately":[121],"equals":[122],"average":[124],"path":[125],"length":[126],"network&apos;s":[130],"corresponding":[131],"random":[132],"network.":[133],"Experimental":[134],"results":[135],"show":[136],"with":[138,152],"same":[140],"computational":[141],"complexity,":[142],"able":[145],"higher":[153],"accuracy":[156],"and":[157],"slightly":[158],"worse":[159],"coverage.":[162]},"counts_by_year":[{"year":2025,"cited_by_count":1},{"year":2023,"cited_by_count":1},{"year":2022,"cited_by_count":5},{"year":2021,"cited_by_count":5},{"year":2020,"cited_by_count":1},{"year":2019,"cited_by_count":1},{"year":2018,"cited_by_count":5},{"year":2017,"cited_by_count":2},{"year":2016,"cited_by_count":8},{"year":2015,"cited_by_count":9},{"year":2014,"cited_by_count":9},{"year":2013,"cited_by_count":3},{"year":2012,"cited_by_count":5}],"updated_date":"2026-06-11T09:08:48.828518","created_date":"2025-10-10T00:00:00"}
