{"id":"https://openalex.org/W3036623632","doi":"https://doi.org/10.1109/access.2020.3004250","title":"A Privacy-Preserving Multi-Task Framework for Knowledge Graph Enhanced Recommendation","display_name":"A Privacy-Preserving Multi-Task Framework for Knowledge Graph Enhanced Recommendation","publication_year":2020,"publication_date":"2020-01-01","ids":{"openalex":"https://openalex.org/W3036623632","doi":"https://doi.org/10.1109/access.2020.3004250","mag":"3036623632"},"language":"en","primary_location":{"id":"doi:10.1109/access.2020.3004250","is_oa":true,"landing_page_url":"https://doi.org/10.1109/access.2020.3004250","pdf_url":"https://ieeexplore.ieee.org/ielx7/6287639/8948470/09122494.pdf","source":{"id":"https://openalex.org/S2485537415","display_name":"IEEE Access","issn_l":"2169-3536","issn":["2169-3536"],"is_oa":true,"is_in_doaj":true,"is_core":true,"host_organization":"https://openalex.org/P4310319808","host_organization_name":"Institute of Electrical and Electronics Engineers","host_organization_lineage":["https://openalex.org/P4310319808"],"host_organization_lineage_names":["Institute of Electrical and Electronics Engineers"],"type":"journal"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"IEEE Access","raw_type":"journal-article"},"type":"article","indexed_in":["crossref","doaj"],"open_access":{"is_oa":true,"oa_status":"gold","oa_url":"https://ieeexplore.ieee.org/ielx7/6287639/8948470/09122494.pdf","any_repository_has_fulltext":true},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5101538432","display_name":"Bin Yu","orcid":"https://orcid.org/0000-0003-3794-1069"},"institutions":[{"id":"https://openalex.org/I149594827","display_name":"Xidian University","ror":"https://ror.org/05s92vm98","country_code":"CN","type":"education","lineage":["https://openalex.org/I149594827"]}],"countries":["CN"],"is_corresponding":true,"raw_author_name":"Bin Yu","raw_affiliation_strings":["School of Computer Science and Technology, Xidian University, Xi\u2019an, China","School of Computer Science and Technology, Xidian University, Xi'an, China"],"affiliations":[{"raw_affiliation_string":"School of Computer Science and Technology, Xidian University, Xi\u2019an, China","institution_ids":["https://openalex.org/I149594827"]},{"raw_affiliation_string":"School of Computer Science and Technology, Xidian University, Xi'an, China","institution_ids":["https://openalex.org/I149594827"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5103117807","display_name":"Chenyu Zhou","orcid":"https://orcid.org/0000-0003-4273-8591"},"institutions":[{"id":"https://openalex.org/I149594827","display_name":"Xidian University","ror":"https://ror.org/05s92vm98","country_code":"CN","type":"education","lineage":["https://openalex.org/I149594827"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Chenyu Zhou","raw_affiliation_strings":["School of Computer Science and Technology, Xidian University, Xi\u2019an, China","School of Computer Science and Technology, Xidian University, Xi'an, China"],"affiliations":[{"raw_affiliation_string":"School of Computer Science and Technology, Xidian University, Xi\u2019an, China","institution_ids":["https://openalex.org/I149594827"]},{"raw_affiliation_string":"School of Computer Science and Technology, Xidian University, Xi'an, China","institution_ids":["https://openalex.org/I149594827"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5100374160","display_name":"Chen Zhang","orcid":"https://orcid.org/0000-0003-0939-4352"},"institutions":[{"id":"https://openalex.org/I149594827","display_name":"Xidian University","ror":"https://ror.org/05s92vm98","country_code":"CN","type":"education","lineage":["https://openalex.org/I149594827"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Chen Zhang","raw_affiliation_strings":["School of Computer Science and Technology, Xidian University, Xi\u2019an, China","School of Computer Science and Technology, Xidian University, Xi'an, China"],"affiliations":[{"raw_affiliation_string":"School of Computer Science and Technology, Xidian University, Xi\u2019an, China","institution_ids":["https://openalex.org/I149594827"]},{"raw_affiliation_string":"School of Computer Science and Technology, Xidian University, Xi'an, China","institution_ids":["https://openalex.org/I149594827"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5100449049","display_name":"Guodong Wang","orcid":"https://orcid.org/0009-0003-8642-396X"},"institutions":[{"id":"https://openalex.org/I149594827","display_name":"Xidian University","ror":"https://ror.org/05s92vm98","country_code":"CN","type":"education","lineage":["https://openalex.org/I149594827"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Guodong Wang","raw_affiliation_strings":["School of Computer Science and Technology, Xidian University, Xi\u2019an, China","School of Computer Science and Technology, Xidian University, Xi'an, China"],"affiliations":[{"raw_affiliation_string":"School of Computer Science and Technology, Xidian University, Xi\u2019an, China","institution_ids":["https://openalex.org/I149594827"]},{"raw_affiliation_string":"School of Computer Science and Technology, Xidian University, Xi'an, China","institution_ids":["https://openalex.org/I149594827"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5000192508","display_name":"Yiming Fan","orcid":"https://orcid.org/0000-0002-9640-7459"},"institutions":[{"id":"https://openalex.org/I149594827","display_name":"Xidian University","ror":"https://ror.org/05s92vm98","country_code":"CN","type":"education","lineage":["https://openalex.org/I149594827"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Yiming Fan","raw_affiliation_strings":["School of Computer Science and Technology, Xidian University, Xi\u2019an, China","School of Computer Science and Technology, Xidian University, Xi'an, China"],"affiliations":[{"raw_affiliation_string":"School of Computer Science and Technology, Xidian University, Xi\u2019an, China","institution_ids":["https://openalex.org/I149594827"]},{"raw_affiliation_string":"School of Computer Science and Technology, Xidian University, Xi'an, China","institution_ids":["https://openalex.org/I149594827"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":5,"corresponding_author_ids":["https://openalex.org/A5101538432"],"corresponding_institution_ids":["https://openalex.org/I149594827"],"apc_list":{"value":1850,"currency":"USD","value_usd":1850},"apc_paid":{"value":1850,"currency":"USD","value_usd":1850},"fwci":1.6461,"has_fulltext":true,"cited_by_count":17,"citation_normalized_percentile":{"value":0.87225947,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":91,"max":99},"biblio":{"volume":"8","issue":null,"first_page":"115717","last_page":"115727"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10764","display_name":"Privacy-Preserving Technologies in Data","score":0.9998999834060669,"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"}},"topics":[{"id":"https://openalex.org/T10764","display_name":"Privacy-Preserving Technologies in Data","score":0.9998999834060669,"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/T10203","display_name":"Recommender Systems and Techniques","score":0.9900000095367432,"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/T11612","display_name":"Stochastic Gradient Optimization Techniques","score":0.9495999813079834,"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":0.8814527988433838},{"id":"https://openalex.org/keywords/recommender-system","display_name":"Recommender system","score":0.6462836265563965},{"id":"https://openalex.org/keywords/scalability","display_name":"Scalability","score":0.6455057859420776},{"id":"https://openalex.org/keywords/collaborative-filtering","display_name":"Collaborative filtering","score":0.6288237571716309},{"id":"https://openalex.org/keywords/graph","display_name":"Graph","score":0.5954617857933044},{"id":"https://openalex.org/keywords/knowledge-graph","display_name":"Knowledge graph","score":0.5447964072227478},{"id":"https://openalex.org/keywords/generalization","display_name":"Generalization","score":0.5155013203620911},{"id":"https://openalex.org/keywords/task","display_name":"Task (project management)","score":0.5082247257232666},{"id":"https://openalex.org/keywords/machine-learning","display_name":"Machine learning","score":0.44592535495758057},{"id":"https://openalex.org/keywords/data-mining","display_name":"Data mining","score":0.37127843499183655},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.3542587459087372},{"id":"https://openalex.org/keywords/theoretical-computer-science","display_name":"Theoretical computer science","score":0.27334100008010864},{"id":"https://openalex.org/keywords/database","display_name":"Database","score":0.09810730814933777}],"concepts":[{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.8814527988433838},{"id":"https://openalex.org/C557471498","wikidata":"https://www.wikidata.org/wiki/Q554950","display_name":"Recommender system","level":2,"score":0.6462836265563965},{"id":"https://openalex.org/C48044578","wikidata":"https://www.wikidata.org/wiki/Q727490","display_name":"Scalability","level":2,"score":0.6455057859420776},{"id":"https://openalex.org/C21569690","wikidata":"https://www.wikidata.org/wiki/Q94702","display_name":"Collaborative filtering","level":3,"score":0.6288237571716309},{"id":"https://openalex.org/C132525143","wikidata":"https://www.wikidata.org/wiki/Q141488","display_name":"Graph","level":2,"score":0.5954617857933044},{"id":"https://openalex.org/C2987255567","wikidata":"https://www.wikidata.org/wiki/Q33002955","display_name":"Knowledge graph","level":2,"score":0.5447964072227478},{"id":"https://openalex.org/C177148314","wikidata":"https://www.wikidata.org/wiki/Q170084","display_name":"Generalization","level":2,"score":0.5155013203620911},{"id":"https://openalex.org/C2780451532","wikidata":"https://www.wikidata.org/wiki/Q759676","display_name":"Task (project management)","level":2,"score":0.5082247257232666},{"id":"https://openalex.org/C119857082","wikidata":"https://www.wikidata.org/wiki/Q2539","display_name":"Machine learning","level":1,"score":0.44592535495758057},{"id":"https://openalex.org/C124101348","wikidata":"https://www.wikidata.org/wiki/Q172491","display_name":"Data mining","level":1,"score":0.37127843499183655},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.3542587459087372},{"id":"https://openalex.org/C80444323","wikidata":"https://www.wikidata.org/wiki/Q2878974","display_name":"Theoretical computer science","level":1,"score":0.27334100008010864},{"id":"https://openalex.org/C77088390","wikidata":"https://www.wikidata.org/wiki/Q8513","display_name":"Database","level":1,"score":0.09810730814933777},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.0},{"id":"https://openalex.org/C134306372","wikidata":"https://www.wikidata.org/wiki/Q7754","display_name":"Mathematical analysis","level":1,"score":0.0},{"id":"https://openalex.org/C187736073","wikidata":"https://www.wikidata.org/wiki/Q2920921","display_name":"Management","level":1,"score":0.0},{"id":"https://openalex.org/C162324750","wikidata":"https://www.wikidata.org/wiki/Q8134","display_name":"Economics","level":0,"score":0.0}],"mesh":[],"locations_count":2,"locations":[{"id":"doi:10.1109/access.2020.3004250","is_oa":true,"landing_page_url":"https://doi.org/10.1109/access.2020.3004250","pdf_url":"https://ieeexplore.ieee.org/ielx7/6287639/8948470/09122494.pdf","source":{"id":"https://openalex.org/S2485537415","display_name":"IEEE Access","issn_l":"2169-3536","issn":["2169-3536"],"is_oa":true,"is_in_doaj":true,"is_core":true,"host_organization":"https://openalex.org/P4310319808","host_organization_name":"Institute of Electrical and Electronics Engineers","host_organization_lineage":["https://openalex.org/P4310319808"],"host_organization_lineage_names":["Institute of Electrical and Electronics Engineers"],"type":"journal"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"IEEE Access","raw_type":"journal-article"},{"id":"pmh:oai:doaj.org/article:49a742993b9848bebe6c5d3747c4c998","is_oa":true,"landing_page_url":"https://doaj.org/article/49a742993b9848bebe6c5d3747c4c998","pdf_url":null,"source":{"id":"https://openalex.org/S112646816","display_name":"SHILAP Revista de lepidopterolog\u00eda","issn_l":"0300-5267","issn":["0300-5267","2340-4078"],"is_oa":true,"is_in_doaj":true,"is_core":false,"host_organization":null,"host_organization_name":null,"host_organization_lineage":[],"host_organization_lineage_names":[],"type":"journal"},"license":"cc-by-sa","license_id":"https://openalex.org/licenses/cc-by-sa","version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"IEEE Access, Vol 8, Pp 115717-115727 (2020)","raw_type":"article"}],"best_oa_location":{"id":"doi:10.1109/access.2020.3004250","is_oa":true,"landing_page_url":"https://doi.org/10.1109/access.2020.3004250","pdf_url":"https://ieeexplore.ieee.org/ielx7/6287639/8948470/09122494.pdf","source":{"id":"https://openalex.org/S2485537415","display_name":"IEEE Access","issn_l":"2169-3536","issn":["2169-3536"],"is_oa":true,"is_in_doaj":true,"is_core":true,"host_organization":"https://openalex.org/P4310319808","host_organization_name":"Institute of Electrical and Electronics Engineers","host_organization_lineage":["https://openalex.org/P4310319808"],"host_organization_lineage_names":["Institute of Electrical and Electronics Engineers"],"type":"journal"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"IEEE Access","raw_type":"journal-article"},"sustainable_development_goals":[{"score":0.4099999964237213,"id":"https://metadata.un.org/sdg/17","display_name":"Partnerships for the goals"}],"awards":[{"id":"https://openalex.org/G947896515","display_name":null,"funder_award_id":"2019ZDLGY17-01","funder_id":"https://openalex.org/F4320336350","funder_display_name":"Key Research and Development Projects of Shaanxi Province"}],"funders":[{"id":"https://openalex.org/F4320336350","display_name":"Key Research and Development Projects of Shaanxi Province","ror":null}],"has_content":{"grobid_xml":true,"pdf":true},"content_urls":{"pdf":"https://content.openalex.org/works/W3036623632.pdf","grobid_xml":"https://content.openalex.org/works/W3036623632.grobid-xml"},"referenced_works_count":54,"referenced_works":["https://openalex.org/W1873763122","https://openalex.org/W1994063741","https://openalex.org/W2010187764","https://openalex.org/W2051101123","https://openalex.org/W2060036647","https://openalex.org/W2083287929","https://openalex.org/W2083726396","https://openalex.org/W2102148524","https://openalex.org/W2109426455","https://openalex.org/W2111649090","https://openalex.org/W2123147099","https://openalex.org/W2134167315","https://openalex.org/W2134479759","https://openalex.org/W2136114025","https://openalex.org/W2153579005","https://openalex.org/W2159024459","https://openalex.org/W2219888463","https://openalex.org/W2223290526","https://openalex.org/W2284973007","https://openalex.org/W2294904676","https://openalex.org/W2300469216","https://openalex.org/W2405664894","https://openalex.org/W2485260631","https://openalex.org/W2507062236","https://openalex.org/W2508667469","https://openalex.org/W2597505630","https://openalex.org/W2598406783","https://openalex.org/W2623026530","https://openalex.org/W2726499916","https://openalex.org/W2742912327","https://openalex.org/W2744151661","https://openalex.org/W2792839191","https://openalex.org/W2795820093","https://openalex.org/W2895178859","https://openalex.org/W2908399301","https://openalex.org/W2912351665","https://openalex.org/W2923964967","https://openalex.org/W2936420738","https://openalex.org/W2939581052","https://openalex.org/W2945623882","https://openalex.org/W2963869731","https://openalex.org/W2978791240","https://openalex.org/W3098087397","https://openalex.org/W3122751563","https://openalex.org/W4294170691","https://openalex.org/W4300886505","https://openalex.org/W4399718739","https://openalex.org/W6639246211","https://openalex.org/W6679975643","https://openalex.org/W6682691769","https://openalex.org/W6697139857","https://openalex.org/W6713446661","https://openalex.org/W6754879993","https://openalex.org/W6768906927"],"related_works":["https://openalex.org/W1484355083","https://openalex.org/W2772628444","https://openalex.org/W4220714703","https://openalex.org/W2735929803","https://openalex.org/W2170391450","https://openalex.org/W2098758514","https://openalex.org/W3008845055","https://openalex.org/W2041004656","https://openalex.org/W135044020","https://openalex.org/W4376854386"],"abstract_inverted_index":{"Multi-task":[0],"learning":[1,5],"(MTL)":[2],"is":[3,99,115],"a":[4,86],"paradigm":[6],"which":[7],"can":[8,43,134],"improve":[9,52,118],"generalization":[10],"performance":[11],"by":[12],"transferring":[13],"knowledge":[14,41,62,91,113],"among":[15],"multiple":[16],"tasks.":[17],"Traditional":[18],"collaborative":[19],"filtering":[20],"recommendation":[21,65,103],"methods":[22,60],"suffer":[23],"from":[24],"cold":[25],"start,":[26],"sparsity":[27],"and":[28,112],"scalability":[29],"problems.":[30],"The":[31],"latest":[32],"research":[33],"has":[34],"shown":[35],"that":[36,130],"applying":[37],"side":[38],"information":[39,73],"of":[40,55,69,74,109,121,140,153],"graph":[42,63,92,114],"not":[44,135],"only":[45,136],"solve":[46,80],"the":[47,53,71,102,107,119,131,138,150,154],"problems":[48],"above,":[49],"but":[50,144],"also":[51,145],"accuracy":[54,120,152],"recommendation.":[56,94,122],"However,":[57],"existing":[58],"multi-task":[59,88],"for":[61,90],"enhanced":[64,93],"expose":[66],"obvious":[67],"issues":[68],"disclosing":[70],"private":[72],"training":[75,142],"samples.":[76],"In":[77,95],"order":[78],"to":[79,105,117],"these":[81],"problems,":[82],"we":[83],"put":[84],"forward":[85],"privacy-preserving":[87],"framework":[89],"specific,":[96],"Laplacian":[97],"noise":[98],"added":[100],"into":[101],"module":[104],"guarantee":[106],"privacy":[108,139],"sensitive":[110,141],"data":[111],"utilized":[116],"Extensive":[123],"experimental":[124],"results":[125],"on":[126,149],"three":[127],"datasets":[128],"demonstrate":[129],"proposed":[132],"method":[133],"preserve":[137],"data,":[143],"have":[146],"little":[147],"effect":[148],"prediction":[151],"model.":[155]},"counts_by_year":[{"year":2026,"cited_by_count":1},{"year":2025,"cited_by_count":1},{"year":2024,"cited_by_count":3},{"year":2023,"cited_by_count":4},{"year":2022,"cited_by_count":5},{"year":2021,"cited_by_count":3}],"updated_date":"2026-03-14T08:43:22.919905","created_date":"2025-10-10T00:00:00"}