{"id":"https://openalex.org/W2965381393","doi":"https://doi.org/10.24963/ijcai.2019/538","title":"Feature Evolution Based Multi-Task Learning for Collaborative Filtering with Social Trust","display_name":"Feature Evolution Based Multi-Task Learning for Collaborative Filtering with Social Trust","publication_year":2019,"publication_date":"2019-07-28","ids":{"openalex":"https://openalex.org/W2965381393","doi":"https://doi.org/10.24963/ijcai.2019/538","mag":"2965381393"},"language":"en","primary_location":{"id":"doi:10.24963/ijcai.2019/538","is_oa":true,"landing_page_url":"https://doi.org/10.24963/ijcai.2019/538","pdf_url":"https://www.ijcai.org/proceedings/2019/0538.pdf","source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Proceedings of the Twenty-Eighth International Joint Conference on Artificial Intelligence","raw_type":"proceedings-article"},"type":"article","indexed_in":["crossref"],"open_access":{"is_oa":true,"oa_status":"gold","oa_url":"https://www.ijcai.org/proceedings/2019/0538.pdf","any_repository_has_fulltext":null},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5009975159","display_name":"Qitian Wu","orcid":null},"institutions":[{"id":"https://openalex.org/I183067930","display_name":"Shanghai Jiao Tong University","ror":"https://ror.org/0220qvk04","country_code":"CN","type":"education","lineage":["https://openalex.org/I183067930"]}],"countries":["CN"],"is_corresponding":true,"raw_author_name":"Qitian Wu","raw_affiliation_strings":["Shanghai Key Laboratory of Scalable Computing and Systems, Department of Computer Science and Engineering, Shanghai Jiao Tong University"],"affiliations":[{"raw_affiliation_string":"Shanghai Key Laboratory of Scalable Computing and Systems, Department of Computer Science and Engineering, Shanghai Jiao Tong University","institution_ids":["https://openalex.org/I183067930"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5101867733","display_name":"Lei Jiang","orcid":"https://orcid.org/0000-0002-7478-646X"},"institutions":[{"id":"https://openalex.org/I183067930","display_name":"Shanghai Jiao Tong University","ror":"https://ror.org/0220qvk04","country_code":"CN","type":"education","lineage":["https://openalex.org/I183067930"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Lei Jiang","raw_affiliation_strings":["Shanghai Key Laboratory of Scalable Computing and Systems, Department of Computer Science and Engineering, Shanghai Jiao Tong University"],"affiliations":[{"raw_affiliation_string":"Shanghai Key Laboratory of Scalable Computing and Systems, Department of Computer Science and Engineering, Shanghai Jiao Tong University","institution_ids":["https://openalex.org/I183067930"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5019439900","display_name":"Xiaofeng Gao","orcid":"https://orcid.org/0000-0003-1776-8799"},"institutions":[{"id":"https://openalex.org/I183067930","display_name":"Shanghai Jiao Tong University","ror":"https://ror.org/0220qvk04","country_code":"CN","type":"education","lineage":["https://openalex.org/I183067930"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Xiaofeng Gao","raw_affiliation_strings":["Shanghai Key Laboratory of Scalable Computing and Systems, Department of Computer Science and Engineering, Shanghai Jiao Tong University"],"affiliations":[{"raw_affiliation_string":"Shanghai Key Laboratory of Scalable Computing and Systems, Department of Computer Science and Engineering, Shanghai Jiao Tong University","institution_ids":["https://openalex.org/I183067930"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5079763362","display_name":"Xiaochun Yang","orcid":"https://orcid.org/0000-0002-6184-4771"},"institutions":[{"id":"https://openalex.org/I87182695","display_name":"Universidad del Noreste","ror":"https://ror.org/02ahky613","country_code":"MX","type":"education","lineage":["https://openalex.org/I87182695"]}],"countries":["MX"],"is_corresponding":false,"raw_author_name":"Xiaochun Yang","raw_affiliation_strings":["Northeastern University"],"affiliations":[{"raw_affiliation_string":"Northeastern University","institution_ids":["https://openalex.org/I87182695"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5100428808","display_name":"Guihai Chen","orcid":"https://orcid.org/0000-0002-6934-1685"},"institutions":[{"id":"https://openalex.org/I183067930","display_name":"Shanghai Jiao Tong University","ror":"https://ror.org/0220qvk04","country_code":"CN","type":"education","lineage":["https://openalex.org/I183067930"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Guihai Chen","raw_affiliation_strings":["Shanghai Key Laboratory of Scalable Computing and Systems, Department of Computer Science and Engineering, Shanghai Jiao Tong University"],"affiliations":[{"raw_affiliation_string":"Shanghai Key Laboratory of Scalable Computing and Systems, Department of Computer Science and Engineering, Shanghai Jiao Tong University","institution_ids":["https://openalex.org/I183067930"]}]}],"institutions":[],"countries_distinct_count":2,"institutions_distinct_count":5,"corresponding_author_ids":["https://openalex.org/A5009975159"],"corresponding_institution_ids":["https://openalex.org/I183067930"],"apc_list":null,"apc_paid":null,"fwci":4.932,"has_fulltext":false,"cited_by_count":19,"citation_normalized_percentile":{"value":0.95558917,"is_in_top_1_percent":false,"is_in_top_10_percent":true},"cited_by_percentile_year":{"min":96,"max":99},"biblio":{"volume":null,"issue":null,"first_page":"3877","last_page":"3883"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10203","display_name":"Recommender Systems and Techniques","score":0.9995999932289124,"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":0.9995999932289124,"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/T10764","display_name":"Privacy-Preserving Technologies in Data","score":0.9882000088691711,"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/T11273","display_name":"Advanced Graph Neural Networks","score":0.9843999743461609,"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/computer-science","display_name":"Computer science","score":0.7942095994949341},{"id":"https://openalex.org/keywords/collaborative-filtering","display_name":"Collaborative filtering","score":0.7486773729324341},{"id":"https://openalex.org/keywords/feature","display_name":"Feature (linguistics)","score":0.6142044067382812},{"id":"https://openalex.org/keywords/recommender-system","display_name":"Recommender system","score":0.5845410227775574},{"id":"https://openalex.org/keywords/task","display_name":"Task (project management)","score":0.5611269474029541},{"id":"https://openalex.org/keywords/similarity","display_name":"Similarity (geometry)","score":0.5117156505584717},{"id":"https://openalex.org/keywords/embedding","display_name":"Embedding","score":0.5059861540794373},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.4860153794288635},{"id":"https://openalex.org/keywords/probabilistic-logic","display_name":"Probabilistic logic","score":0.4688625931739807},{"id":"https://openalex.org/keywords/feature-vector","display_name":"Feature vector","score":0.46792080998420715},{"id":"https://openalex.org/keywords/machine-learning","display_name":"Machine learning","score":0.4445134401321411},{"id":"https://openalex.org/keywords/data-mining","display_name":"Data mining","score":0.3817538022994995},{"id":"https://openalex.org/keywords/engineering","display_name":"Engineering","score":0.09116682410240173}],"concepts":[{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.7942095994949341},{"id":"https://openalex.org/C21569690","wikidata":"https://www.wikidata.org/wiki/Q94702","display_name":"Collaborative filtering","level":3,"score":0.7486773729324341},{"id":"https://openalex.org/C2776401178","wikidata":"https://www.wikidata.org/wiki/Q12050496","display_name":"Feature (linguistics)","level":2,"score":0.6142044067382812},{"id":"https://openalex.org/C557471498","wikidata":"https://www.wikidata.org/wiki/Q554950","display_name":"Recommender system","level":2,"score":0.5845410227775574},{"id":"https://openalex.org/C2780451532","wikidata":"https://www.wikidata.org/wiki/Q759676","display_name":"Task (project management)","level":2,"score":0.5611269474029541},{"id":"https://openalex.org/C103278499","wikidata":"https://www.wikidata.org/wiki/Q254465","display_name":"Similarity (geometry)","level":3,"score":0.5117156505584717},{"id":"https://openalex.org/C41608201","wikidata":"https://www.wikidata.org/wiki/Q980509","display_name":"Embedding","level":2,"score":0.5059861540794373},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.4860153794288635},{"id":"https://openalex.org/C49937458","wikidata":"https://www.wikidata.org/wiki/Q2599292","display_name":"Probabilistic logic","level":2,"score":0.4688625931739807},{"id":"https://openalex.org/C83665646","wikidata":"https://www.wikidata.org/wiki/Q42139305","display_name":"Feature vector","level":2,"score":0.46792080998420715},{"id":"https://openalex.org/C119857082","wikidata":"https://www.wikidata.org/wiki/Q2539","display_name":"Machine learning","level":1,"score":0.4445134401321411},{"id":"https://openalex.org/C124101348","wikidata":"https://www.wikidata.org/wiki/Q172491","display_name":"Data mining","level":1,"score":0.3817538022994995},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.09116682410240173},{"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/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/C201995342","wikidata":"https://www.wikidata.org/wiki/Q682496","display_name":"Systems engineering","level":1,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.24963/ijcai.2019/538","is_oa":true,"landing_page_url":"https://doi.org/10.24963/ijcai.2019/538","pdf_url":"https://www.ijcai.org/proceedings/2019/0538.pdf","source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Proceedings of the Twenty-Eighth International Joint Conference on Artificial Intelligence","raw_type":"proceedings-article"}],"best_oa_location":{"id":"doi:10.24963/ijcai.2019/538","is_oa":true,"landing_page_url":"https://doi.org/10.24963/ijcai.2019/538","pdf_url":"https://www.ijcai.org/proceedings/2019/0538.pdf","source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Proceedings of the Twenty-Eighth International Joint Conference on Artificial Intelligence","raw_type":"proceedings-article"},"sustainable_development_goals":[],"awards":[{"id":"https://openalex.org/G1121271761","display_name":null,"funder_award_id":"Program","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"},{"id":"https://openalex.org/G2087396116","display_name":null,"funder_award_id":"China","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"},{"id":"https://openalex.org/G2376276132","display_name":null,"funder_award_id":"China","funder_id":"https://openalex.org/F4320335787","funder_display_name":"Fundamental Research Funds for the Central Universities"},{"id":"https://openalex.org/G3317480652","display_name":null,"funder_award_id":"Science","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"},{"id":"https://openalex.org/G3744313044","display_name":null,"funder_award_id":"Social","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"},{"id":"https://openalex.org/G4210069718","display_name":null,"funder_award_id":"61672353","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"},{"id":"https://openalex.org/G4844680021","display_name":null,"funder_award_id":"2018YFB1004703","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"},{"id":"https://openalex.org/G5010798040","display_name":null,"funder_award_id":"61872238","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"},{"id":"https://openalex.org/G5939423041","display_name":null,"funder_award_id":"Technology","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"},{"id":"https://openalex.org/G5994120800","display_name":null,"funder_award_id":"Natural","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"},{"id":"https://openalex.org/G7592317865","display_name":null,"funder_award_id":"N171602003","funder_id":"https://openalex.org/F4320335787","funder_display_name":"Fundamental Research Funds for the Central Universities"}],"funders":[{"id":"https://openalex.org/F4320316083","display_name":"Tencent","ror":"https://ror.org/00hhjss72"},{"id":"https://openalex.org/F4320321001","display_name":"National Natural Science Foundation of China","ror":"https://ror.org/01h0zpd94"},{"id":"https://openalex.org/F4320335787","display_name":"Fundamental Research Funds for the Central Universities","ror":null}],"has_content":{"grobid_xml":true,"pdf":true},"content_urls":{"pdf":"https://content.openalex.org/works/W2965381393.pdf","grobid_xml":"https://content.openalex.org/works/W2965381393.grobid-xml"},"referenced_works_count":29,"referenced_works":["https://openalex.org/W1503398984","https://openalex.org/W1529817821","https://openalex.org/W1871676304","https://openalex.org/W1886704267","https://openalex.org/W1994389483","https://openalex.org/W2087692915","https://openalex.org/W2093219534","https://openalex.org/W2130354913","https://openalex.org/W2133266261","https://openalex.org/W2137245235","https://openalex.org/W2187386544","https://openalex.org/W2217347858","https://openalex.org/W2244405900","https://openalex.org/W2302255633","https://openalex.org/W2605350416","https://openalex.org/W2626473670","https://openalex.org/W2772157149","https://openalex.org/W2788872664","https://openalex.org/W2798557793","https://openalex.org/W2893617175","https://openalex.org/W2900041539","https://openalex.org/W2908404712","https://openalex.org/W2962712142","https://openalex.org/W3012080480","https://openalex.org/W3100848837","https://openalex.org/W3104326162","https://openalex.org/W4211049957","https://openalex.org/W4241270777","https://openalex.org/W4252003911"],"related_works":["https://openalex.org/W2772628444","https://openalex.org/W2735929803","https://openalex.org/W4220714703","https://openalex.org/W1484355083","https://openalex.org/W3008845055","https://openalex.org/W2098758514","https://openalex.org/W4376854386","https://openalex.org/W2202724490","https://openalex.org/W3014393615","https://openalex.org/W2508671622"],"abstract_inverted_index":{"Social":[0],"recommendation":[1,73,167],"could":[2,157],"address":[3],"the":[4,30,42,63,89,114,127,132,139,144],"data":[5],"sparsity":[6],"and":[7,40,47,61,74,103,137,164],"cold-start":[8],"problems":[9],"for":[10,21,44,72,77,92,113],"collaborative":[11,70],"filtering":[12,71],"by":[13,134],"leveraging":[14],"user":[15,45,78],"trust":[16,31,49],"relationships":[17],"as":[18,33],"auxiliary":[19],"information":[20,163],"recommendation.":[22],"However,":[23],"most":[24],"existing":[25],"methods":[26],"tend":[27],"to":[28,68,95,108],"consider":[29],"relationship":[32],"preference":[34,46],"similarity":[35],"in":[36,99,126,138],"a":[37,51,82,100,106],"static":[38],"way":[39],"model":[41,146],"representations":[43],"social":[48,162],"via":[50],"common":[52],"feature":[53,84,115,149],"space.":[54],"In":[55],"this":[56],"paper,":[57],"we":[58,130,142],"propose":[59],"TrustEV":[60,156],"take":[62],"view":[64],"of":[65,161],"multi-task":[66],"learning":[67],"unite":[69],"network":[75],"embedding":[76,90],"trust.":[79],"We":[80],"design":[81],"special":[83],"evolution":[85,116,150],"unit":[86],"that":[87,155],"enables":[88],"vectors":[91],"two":[93,122],"tasks":[94],"exchange":[96],"their":[97],"features":[98],"probabilistic":[101],"manner,":[102],"further":[104],"harness":[105],"meta-controller":[107,133],"globally":[109],"explore":[110],"proper":[111],"settings":[112],"units.":[117,151],"The":[118],"training":[119],"process":[120],"contains":[121],"nested":[123],"loops,":[124],"where":[125],"outer":[128],"loop,":[129,141],"optimize":[131],"Bayesian":[135],"optimization,":[136],"inner":[140],"train":[143],"feedforward":[145],"with":[147],"given":[148],"Experiment":[152],"results":[153],"show":[154],"make":[158],"better":[159],"use":[160],"greatly":[165],"improve":[166],"MAE":[168],"over":[169],"state-of-the-art":[170],"approaches.":[171]},"counts_by_year":[{"year":2026,"cited_by_count":1},{"year":2023,"cited_by_count":4},{"year":2022,"cited_by_count":7},{"year":2021,"cited_by_count":4},{"year":2020,"cited_by_count":3}],"updated_date":"2026-04-10T15:06:20.359241","created_date":"2025-10-10T00:00:00"}
