{"id":"https://openalex.org/W2897506066","doi":"https://doi.org/10.1177/0165551518808191","title":"An effective social recommendation method based on user reputation model and rating profile enhancement","display_name":"An effective social recommendation method based on user reputation model and rating profile enhancement","publication_year":2018,"publication_date":"2018-10-23","ids":{"openalex":"https://openalex.org/W2897506066","doi":"https://doi.org/10.1177/0165551518808191","mag":"2897506066"},"language":"en","primary_location":{"id":"doi:10.1177/0165551518808191","is_oa":false,"landing_page_url":"https://doi.org/10.1177/0165551518808191","pdf_url":null,"source":{"id":"https://openalex.org/S68913162","display_name":"Journal of Information Science","issn_l":"0165-5515","issn":["0165-5515","1741-6485"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310320017","host_organization_name":"SAGE Publishing","host_organization_lineage":["https://openalex.org/P4310320017"],"host_organization_lineage_names":["SAGE Publishing"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Journal of Information Science","raw_type":"journal-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/A5079645370","display_name":"Sajad Ahmadian","orcid":"https://orcid.org/0000-0002-3080-3192"},"institutions":[{"id":"https://openalex.org/I99861883","display_name":"University of Zanjan","ror":"https://ror.org/05e34ej29","country_code":"IR","type":"education","lineage":["https://openalex.org/I99861883"]}],"countries":["IR"],"is_corresponding":false,"raw_author_name":"Sajad Ahmadian","raw_affiliation_strings":["Department of Computer Engineering, University of Zanjan, Iran"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Computer Engineering, University of Zanjan, Iran","institution_ids":["https://openalex.org/I99861883"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5047882313","display_name":"Mohsen Afsharchi","orcid":"https://orcid.org/0000-0001-8329-9463"},"institutions":[{"id":"https://openalex.org/I99861883","display_name":"University of Zanjan","ror":"https://ror.org/05e34ej29","country_code":"IR","type":"education","lineage":["https://openalex.org/I99861883"]}],"countries":["IR"],"is_corresponding":false,"raw_author_name":"Mohsen Afsharchi","raw_affiliation_strings":["Department of Computer Engineering, University of Zanjan, Iran"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Computer Engineering, University of Zanjan, Iran","institution_ids":["https://openalex.org/I99861883"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5050165141","display_name":"Majid Meghdad\u0131","orcid":"https://orcid.org/0000-0003-4487-7296"},"institutions":[{"id":"https://openalex.org/I99861883","display_name":"University of Zanjan","ror":"https://ror.org/05e34ej29","country_code":"IR","type":"education","lineage":["https://openalex.org/I99861883"]}],"countries":["IR"],"is_corresponding":true,"raw_author_name":"Majid Meghdadi","raw_affiliation_strings":["Department of Computer Engineering, University of Zanjan, Iran"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Computer Engineering, University of Zanjan, Iran","institution_ids":["https://openalex.org/I99861883"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":3,"corresponding_author_ids":["https://openalex.org/A5050165141"],"corresponding_institution_ids":["https://openalex.org/I99861883"],"apc_list":null,"apc_paid":null,"fwci":10.2801,"has_fulltext":false,"cited_by_count":52,"citation_normalized_percentile":{"value":0.98221529,"is_in_top_1_percent":false,"is_in_top_10_percent":true},"cited_by_percentile_year":{"min":90,"max":99},"biblio":{"volume":"45","issue":"5","first_page":"607","last_page":"642"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10203","display_name":"Recommender Systems and Techniques","score":1.0,"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":1.0,"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/T11478","display_name":"Caching and Content Delivery","score":0.9919000267982483,"subfield":{"id":"https://openalex.org/subfields/1705","display_name":"Computer Networks and Communications"},"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/T13274","display_name":"Expert finding and Q&A systems","score":0.983299970626831,"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"}}],"keywords":[{"id":"https://openalex.org/keywords/novelty","display_name":"Novelty","score":0.8574908971786499},{"id":"https://openalex.org/keywords/recommender-system","display_name":"Recommender system","score":0.8357890844345093},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.8334208726882935},{"id":"https://openalex.org/keywords/reputation","display_name":"Reputation","score":0.8063904047012329},{"id":"https://openalex.org/keywords/reliability","display_name":"Reliability (semiconductor)","score":0.7483316659927368},{"id":"https://openalex.org/keywords/measure","display_name":"Measure (data warehouse)","score":0.4238867163658142},{"id":"https://openalex.org/keywords/diversity","display_name":"Diversity (politics)","score":0.4111790060997009},{"id":"https://openalex.org/keywords/data-mining","display_name":"Data mining","score":0.4055480659008026},{"id":"https://openalex.org/keywords/information-retrieval","display_name":"Information retrieval","score":0.3829898238182068},{"id":"https://openalex.org/keywords/machine-learning","display_name":"Machine learning","score":0.35974034667015076},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.3593578040599823}],"concepts":[{"id":"https://openalex.org/C2778738651","wikidata":"https://www.wikidata.org/wiki/Q16546687","display_name":"Novelty","level":2,"score":0.8574908971786499},{"id":"https://openalex.org/C557471498","wikidata":"https://www.wikidata.org/wiki/Q554950","display_name":"Recommender system","level":2,"score":0.8357890844345093},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.8334208726882935},{"id":"https://openalex.org/C48798503","wikidata":"https://www.wikidata.org/wiki/Q877546","display_name":"Reputation","level":2,"score":0.8063904047012329},{"id":"https://openalex.org/C43214815","wikidata":"https://www.wikidata.org/wiki/Q7310987","display_name":"Reliability (semiconductor)","level":3,"score":0.7483316659927368},{"id":"https://openalex.org/C2780009758","wikidata":"https://www.wikidata.org/wiki/Q6804172","display_name":"Measure (data warehouse)","level":2,"score":0.4238867163658142},{"id":"https://openalex.org/C2781316041","wikidata":"https://www.wikidata.org/wiki/Q1230584","display_name":"Diversity (politics)","level":2,"score":0.4111790060997009},{"id":"https://openalex.org/C124101348","wikidata":"https://www.wikidata.org/wiki/Q172491","display_name":"Data mining","level":1,"score":0.4055480659008026},{"id":"https://openalex.org/C23123220","wikidata":"https://www.wikidata.org/wiki/Q816826","display_name":"Information retrieval","level":1,"score":0.3829898238182068},{"id":"https://openalex.org/C119857082","wikidata":"https://www.wikidata.org/wiki/Q2539","display_name":"Machine learning","level":1,"score":0.35974034667015076},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.3593578040599823},{"id":"https://openalex.org/C144024400","wikidata":"https://www.wikidata.org/wiki/Q21201","display_name":"Sociology","level":0,"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/C27206212","wikidata":"https://www.wikidata.org/wiki/Q34178","display_name":"Theology","level":1,"score":0.0},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.0},{"id":"https://openalex.org/C163258240","wikidata":"https://www.wikidata.org/wiki/Q25342","display_name":"Power (physics)","level":2,"score":0.0},{"id":"https://openalex.org/C19165224","wikidata":"https://www.wikidata.org/wiki/Q23404","display_name":"Anthropology","level":1,"score":0.0},{"id":"https://openalex.org/C36289849","wikidata":"https://www.wikidata.org/wiki/Q34749","display_name":"Social science","level":1,"score":0.0},{"id":"https://openalex.org/C138885662","wikidata":"https://www.wikidata.org/wiki/Q5891","display_name":"Philosophy","level":0,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1177/0165551518808191","is_oa":false,"landing_page_url":"https://doi.org/10.1177/0165551518808191","pdf_url":null,"source":{"id":"https://openalex.org/S68913162","display_name":"Journal of Information Science","issn_l":"0165-5515","issn":["0165-5515","1741-6485"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310320017","host_organization_name":"SAGE Publishing","host_organization_lineage":["https://openalex.org/P4310320017"],"host_organization_lineage_names":["SAGE Publishing"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Journal of Information Science","raw_type":"journal-article"}],"best_oa_location":null,"sustainable_development_goals":[{"score":0.4099999964237213,"display_name":"Partnerships for the goals","id":"https://metadata.un.org/sdg/17"}],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":55,"referenced_works":["https://openalex.org/W178169250","https://openalex.org/W237298919","https://openalex.org/W238751520","https://openalex.org/W851180928","https://openalex.org/W1031643227","https://openalex.org/W1604906690","https://openalex.org/W1690919088","https://openalex.org/W1744598899","https://openalex.org/W1946400902","https://openalex.org/W1967465297","https://openalex.org/W1967787801","https://openalex.org/W1967843633","https://openalex.org/W1971040550","https://openalex.org/W1971498918","https://openalex.org/W1974366120","https://openalex.org/W1991885946","https://openalex.org/W2031206357","https://openalex.org/W2047250807","https://openalex.org/W2047432893","https://openalex.org/W2056451973","https://openalex.org/W2063577378","https://openalex.org/W2070205034","https://openalex.org/W2091698885","https://openalex.org/W2100096506","https://openalex.org/W2110693578","https://openalex.org/W2117346966","https://openalex.org/W2129110357","https://openalex.org/W2151020429","https://openalex.org/W2151205619","https://openalex.org/W2164998137","https://openalex.org/W2217442125","https://openalex.org/W2252652397","https://openalex.org/W2254094533","https://openalex.org/W2282239219","https://openalex.org/W2295594781","https://openalex.org/W2299883980","https://openalex.org/W2407783761","https://openalex.org/W2467676176","https://openalex.org/W2479868114","https://openalex.org/W2502682353","https://openalex.org/W2533705527","https://openalex.org/W2594253738","https://openalex.org/W2595589185","https://openalex.org/W2608239929","https://openalex.org/W2613037166","https://openalex.org/W2731109724","https://openalex.org/W2766504230","https://openalex.org/W2792123137","https://openalex.org/W2807874642","https://openalex.org/W2808955393","https://openalex.org/W2978725006","https://openalex.org/W3101530157","https://openalex.org/W3101913037","https://openalex.org/W4298359459","https://openalex.org/W6639055396"],"related_works":["https://openalex.org/W2381242807","https://openalex.org/W2751208925","https://openalex.org/W2347541121","https://openalex.org/W4288804799","https://openalex.org/W3089617106","https://openalex.org/W3032237421","https://openalex.org/W2080951048","https://openalex.org/W3011883280","https://openalex.org/W2390346111","https://openalex.org/W2369082698"],"abstract_inverted_index":{"Trust-aware":[0],"recommender":[1,75,205],"systems":[2,21,76,206],"are":[3,54,189],"advanced":[4],"approaches":[5],"which":[6],"have":[7,85,152],"been":[8],"developed":[9],"based":[10,124,225],"on":[11,125,226],"social":[12],"information":[13,42],"to":[14,18,62,72,99,143,174],"provide":[15],"relevant":[16],"suggestions":[17,61],"users.":[19,63],"These":[20],"can":[22,43,202],"alleviate":[23],"cold":[24,209],"start":[25,210],"and":[26,52,88,107,132,184,211,215,220],"data":[27,212],"sparsity":[28,213],"problems":[29,214],"in":[30,112,191],"recommendation":[31,240],"methods":[32],"through":[33],"trust":[34,41,89,108,133],"relations.":[35],"However,":[36],"the":[37,45,82,101,104,126,129,139,145,149,167,176,181,192,199,204,208,217,232],"lack":[38],"of":[39,47,81,103,110,128,138,148,161,187],"sufficient":[40],"reduce":[44],"efficiency":[46],"these":[48],"methods.":[49,241],"Moreover,":[50],"diversity":[51],"novelty":[53,183,219],"important":[55],"measures":[56,186],"for":[57],"providing":[58],"more":[59],"attractive":[60],"In":[64,91,179],"this":[65,165],"article,":[66],"a":[67,95,117,159],"reputation-based":[68],"approach":[69],"is":[70,122,142,172],"proposed":[71,140,168,193,200,233],"improve":[73,203],"trust-aware":[74],"by":[77,157],"enhancing":[78],"rating":[79,105,130,146,194],"profiles":[80,106,131,147],"users":[83,111,150],"who":[84,151],"insufficient":[86],"ratings":[87],"information.":[90],"particular,":[92],"we":[93],"use":[94],"user":[96,119,154,169],"reliability":[97,155,185,221],"measure":[98,156],"determine":[100],"effectiveness":[102],"networks":[109],"predicting":[113],"unseen":[114],"items.":[115],"Then,":[116],"novel":[118],"reputation":[120,170],"model":[121,171],"introduced":[123],"combination":[127],"networks.":[134],"The":[135],"main":[136],"idea":[137],"method":[141,201,234],"enhance":[144],"low":[153],"adding":[158],"number":[160],"virtual":[162,177],"ratings.":[163,178],"To":[164],"end,":[166],"used":[173],"predict":[175],"addition,":[180],"diversity,":[182,218],"items":[188],"considered":[190],"profile":[195],"enhancement":[196],"mechanism.":[197],"Therefore,":[198],"about":[207],"also":[216],"measures.":[222],"Experimental":[223],"results":[224],"three":[227],"real-world":[228],"datasets":[229],"show":[230],"that":[231],"achieves":[235],"higher":[236],"performance":[237],"than":[238],"other":[239]},"counts_by_year":[{"year":2025,"cited_by_count":4},{"year":2024,"cited_by_count":4},{"year":2023,"cited_by_count":10},{"year":2022,"cited_by_count":9},{"year":2021,"cited_by_count":14},{"year":2020,"cited_by_count":8},{"year":2019,"cited_by_count":2},{"year":2018,"cited_by_count":1}],"updated_date":"2026-05-21T06:26:12.895304","created_date":"2025-10-10T00:00:00"}
