{"id":"https://openalex.org/W4411552228","doi":"https://doi.org/10.1109/cscwd64889.2025.11033345","title":"DAGCL: Diversified Recommendation with Graph-Augmented Contrastive Learning","display_name":"DAGCL: Diversified Recommendation with Graph-Augmented Contrastive Learning","publication_year":2025,"publication_date":"2025-05-05","ids":{"openalex":"https://openalex.org/W4411552228","doi":"https://doi.org/10.1109/cscwd64889.2025.11033345"},"language":"en","primary_location":{"id":"doi:10.1109/cscwd64889.2025.11033345","is_oa":false,"landing_page_url":"https://doi.org/10.1109/cscwd64889.2025.11033345","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2025 28th International Conference on Computer Supported Cooperative Work in Design (CSCWD)","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/A5113880732","display_name":"Hui Xia","orcid":null},"institutions":[{"id":"https://openalex.org/I152269853","display_name":"Qilu University of Technology","ror":"https://ror.org/04hyzq608","country_code":"CN","type":"education","lineage":["https://openalex.org/I152269853"]},{"id":"https://openalex.org/I4210142748","display_name":"Shandong Academy of Sciences","ror":"https://ror.org/04y8d6y55","country_code":"CN","type":"education","lineage":["https://openalex.org/I4210142748"]}],"countries":["CN"],"is_corresponding":true,"raw_author_name":"Haozhi Xia","raw_affiliation_strings":["Qilu University of Technology (Shandong Academy of Sciences),Key Laboratory of Computing Power Network and Information Security, Ministry of Education, Shandong Computer Science Center (National Supercomputer Center in Jinan),Jinan,China"],"affiliations":[{"raw_affiliation_string":"Qilu University of Technology (Shandong Academy of Sciences),Key Laboratory of Computing Power Network and Information Security, Ministry of Education, Shandong Computer Science Center (National Supercomputer Center in Jinan),Jinan,China","institution_ids":["https://openalex.org/I152269853","https://openalex.org/I4210142748"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5100433323","display_name":"Zhenyu Yang","orcid":"https://orcid.org/0000-0002-0773-0298"},"institutions":[{"id":"https://openalex.org/I4210142748","display_name":"Shandong Academy of Sciences","ror":"https://ror.org/04y8d6y55","country_code":"CN","type":"education","lineage":["https://openalex.org/I4210142748"]},{"id":"https://openalex.org/I152269853","display_name":"Qilu University of Technology","ror":"https://ror.org/04hyzq608","country_code":"CN","type":"education","lineage":["https://openalex.org/I152269853"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Zhenyu Yang","raw_affiliation_strings":["Qilu University of Technology (Shandong Academy of Sciences),Key Laboratory of Computing Power Network and Information Security, Ministry of Education, Shandong Computer Science Center (National Supercomputer Center in Jinan),Jinan,China"],"affiliations":[{"raw_affiliation_string":"Qilu University of Technology (Shandong Academy of Sciences),Key Laboratory of Computing Power Network and Information Security, Ministry of Education, Shandong Computer Science Center (National Supercomputer Center in Jinan),Jinan,China","institution_ids":["https://openalex.org/I152269853","https://openalex.org/I4210142748"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5100373619","display_name":"Ziyu Chen","orcid":"https://orcid.org/0000-0001-5562-7554"},"institutions":[{"id":"https://openalex.org/I152269853","display_name":"Qilu University of Technology","ror":"https://ror.org/04hyzq608","country_code":"CN","type":"education","lineage":["https://openalex.org/I152269853"]},{"id":"https://openalex.org/I4210142748","display_name":"Shandong Academy of Sciences","ror":"https://ror.org/04y8d6y55","country_code":"CN","type":"education","lineage":["https://openalex.org/I4210142748"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Ziyu Chen","raw_affiliation_strings":["Qilu University of Technology (Shandong Academy of Sciences),Key Laboratory of Computing Power Network and Information Security, Ministry of Education, Shandong Computer Science Center (National Supercomputer Center in Jinan),Jinan,China"],"affiliations":[{"raw_affiliation_string":"Qilu University of Technology (Shandong Academy of Sciences),Key Laboratory of Computing Power Network and Information Security, Ministry of Education, Shandong Computer Science Center (National Supercomputer Center in Jinan),Jinan,China","institution_ids":["https://openalex.org/I152269853","https://openalex.org/I4210142748"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5100334502","display_name":"Xiaoyang Wang","orcid":"https://orcid.org/0000-0001-9717-8160"},"institutions":[{"id":"https://openalex.org/I152269853","display_name":"Qilu University of Technology","ror":"https://ror.org/04hyzq608","country_code":"CN","type":"education","lineage":["https://openalex.org/I152269853"]},{"id":"https://openalex.org/I4210142748","display_name":"Shandong Academy of Sciences","ror":"https://ror.org/04y8d6y55","country_code":"CN","type":"education","lineage":["https://openalex.org/I4210142748"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Xiaoyang Wang","raw_affiliation_strings":["Qilu University of Technology (Shandong Academy of Sciences),Key Laboratory of Computing Power Network and Information Security, Ministry of Education, Shandong Computer Science Center (National Supercomputer Center in Jinan),Jinan,China"],"affiliations":[{"raw_affiliation_string":"Qilu University of Technology (Shandong Academy of Sciences),Key Laboratory of Computing Power Network and Information Security, Ministry of Education, Shandong Computer Science Center (National Supercomputer Center in Jinan),Jinan,China","institution_ids":["https://openalex.org/I152269853","https://openalex.org/I4210142748"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5110726886","display_name":"Xueli Chang","orcid":null},"institutions":[{"id":"https://openalex.org/I4210142748","display_name":"Shandong Academy of Sciences","ror":"https://ror.org/04y8d6y55","country_code":"CN","type":"education","lineage":["https://openalex.org/I4210142748"]},{"id":"https://openalex.org/I152269853","display_name":"Qilu University of Technology","ror":"https://ror.org/04hyzq608","country_code":"CN","type":"education","lineage":["https://openalex.org/I152269853"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Xueli Chang","raw_affiliation_strings":["Qilu University of Technology (Shandong Academy of Sciences),Key Laboratory of Computing Power Network and Information Security, Ministry of Education, Shandong Computer Science Center (National Supercomputer Center in Jinan),Jinan,China"],"affiliations":[{"raw_affiliation_string":"Qilu University of Technology (Shandong Academy of Sciences),Key Laboratory of Computing Power Network and Information Security, Ministry of Education, Shandong Computer Science Center (National Supercomputer Center in Jinan),Jinan,China","institution_ids":["https://openalex.org/I152269853","https://openalex.org/I4210142748"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":5,"corresponding_author_ids":["https://openalex.org/A5113880732"],"corresponding_institution_ids":["https://openalex.org/I152269853","https://openalex.org/I4210142748"],"apc_list":null,"apc_paid":null,"fwci":0.0,"has_fulltext":false,"cited_by_count":0,"citation_normalized_percentile":{"value":0.23708278,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":null,"biblio":{"volume":null,"issue":null,"first_page":"1690","last_page":"1697"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10203","display_name":"Recommender Systems and Techniques","score":0.9984999895095825,"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":0.9984999895095825,"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":0.9925000071525574,"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/T13702","display_name":"Machine Learning in Healthcare","score":0.9373000264167786,"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":0.7648231983184814},{"id":"https://openalex.org/keywords/graph","display_name":"Graph","score":0.5038015246391296},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.41438916325569153},{"id":"https://openalex.org/keywords/natural-language-processing","display_name":"Natural language processing","score":0.41177067160606384},{"id":"https://openalex.org/keywords/information-retrieval","display_name":"Information retrieval","score":0.3225695490837097},{"id":"https://openalex.org/keywords/theoretical-computer-science","display_name":"Theoretical computer science","score":0.3032844662666321}],"concepts":[{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.7648231983184814},{"id":"https://openalex.org/C132525143","wikidata":"https://www.wikidata.org/wiki/Q141488","display_name":"Graph","level":2,"score":0.5038015246391296},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.41438916325569153},{"id":"https://openalex.org/C204321447","wikidata":"https://www.wikidata.org/wiki/Q30642","display_name":"Natural language processing","level":1,"score":0.41177067160606384},{"id":"https://openalex.org/C23123220","wikidata":"https://www.wikidata.org/wiki/Q816826","display_name":"Information retrieval","level":1,"score":0.3225695490837097},{"id":"https://openalex.org/C80444323","wikidata":"https://www.wikidata.org/wiki/Q2878974","display_name":"Theoretical computer science","level":1,"score":0.3032844662666321}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/cscwd64889.2025.11033345","is_oa":false,"landing_page_url":"https://doi.org/10.1109/cscwd64889.2025.11033345","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2025 28th International Conference on Computer Supported Cooperative Work in Design (CSCWD)","raw_type":"proceedings-article"}],"best_oa_location":null,"sustainable_development_goals":[],"awards":[{"id":"https://openalex.org/G7279914323","display_name":null,"funder_award_id":"ZR2023MF093","funder_id":"https://openalex.org/F4320324174","funder_display_name":"Natural Science Foundation of Shandong Province"}],"funders":[{"id":"https://openalex.org/F4320324174","display_name":"Natural Science Foundation of Shandong Province","ror":null}],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":29,"referenced_works":["https://openalex.org/W2604639157","https://openalex.org/W2605350416","https://openalex.org/W2793585241","https://openalex.org/W2964015378","https://openalex.org/W2972801466","https://openalex.org/W2997672513","https://openalex.org/W2997878072","https://openalex.org/W2998431760","https://openalex.org/W3035739162","https://openalex.org/W3045200674","https://openalex.org/W3094605801","https://openalex.org/W3134509497","https://openalex.org/W3152663991","https://openalex.org/W4284666445","https://openalex.org/W4290943719","https://openalex.org/W4309795480","https://openalex.org/W4327671700","https://openalex.org/W4379539462","https://openalex.org/W4385562640","https://openalex.org/W4385565364","https://openalex.org/W4385567536","https://openalex.org/W4387848742","https://openalex.org/W6631190155","https://openalex.org/W6680830989","https://openalex.org/W6689251992","https://openalex.org/W6751707208","https://openalex.org/W6778102432","https://openalex.org/W6850270101","https://openalex.org/W6863042553"],"related_works":["https://openalex.org/W3188962172","https://openalex.org/W2772917594","https://openalex.org/W4312825515","https://openalex.org/W4306742369","https://openalex.org/W4303457083","https://openalex.org/W2131146434","https://openalex.org/W2951359407","https://openalex.org/W4376623224","https://openalex.org/W4387849428","https://openalex.org/W3204019825"],"abstract_inverted_index":{"In":[0,92],"personalized":[1],"recommendation":[2,59,85,110,167,191],"systems,":[3],"Graph":[4,101],"Neural":[5],"Networks":[6],"(GNNs)":[7],"have":[8],"gained":[9],"attention":[10],"for":[11],"their":[12],"ability":[13],"to":[14,26,41,61,108,152,164],"effectively":[15],"model":[16],"complex":[17],"user-item":[18,38,176],"interactions.":[19],"The":[20,205],"core":[21],"concept":[22],"of":[23,51,80],"GNNs":[24],"is":[25,207],"leverage":[27],"ample":[28],"and":[29,87,124,145,173,201],"high-quality":[30],"training":[31],"data,":[32],"recursively":[33],"performing":[34],"message":[35],"passing":[36],"along":[37],"interaction":[39,53,149],"edges":[40],"progressively":[42],"refine":[43],"embedding":[44,115],"representations.":[45],"However,":[46],"the":[47,73,78,89,114,166],"highly":[48],"imbalanced":[49],"nature":[50],"user":[52,90],"data":[54,170],"often":[55],"leads":[56],"traditional":[57],"GNN-based":[58],"systems":[60],"experience":[62],"information":[63],"redundancy,":[64],"concentrating":[65],"recommendations":[66],"on":[67,140,179,209],"a":[68,97,120,134,146],"few":[69],"popular":[70,82],"items.":[71],"Additionally,":[72],"long-tail":[74,147],"problem":[75],"further":[76],"limits":[77],"visibility":[79],"less":[81],"items,":[83],"reducing":[84],"diversity":[86,111,188],"impairing":[88],"experience.":[91],"this":[93],"paper,":[94],"we":[95,127],"propose":[96],"novel":[98],"Diversity":[99],"Augmented":[100],"Contrastive":[102],"Learning":[103],"method":[104],"(DAGCL),":[105],"which":[106],"aims":[107],"increase":[109],"by":[112],"improving":[113],"generation":[116],"process,":[117,168],"while":[118,189],"maintaining":[119],"balance":[121,196],"between":[122,197],"accuracy":[123],"diversity.":[125],"Specifically,":[126],"design":[128],"two":[129,180,199],"graph":[130],"augmentation":[131,150],"methods,":[132],"including":[133],"diversified":[135,154],"subset":[136],"selection":[137],"module":[138],"based":[139],"Deterministic":[141],"Point":[142],"Process":[143],"(DPP)":[144],"item":[148],"module,":[151],"generate":[153],"embeddings.":[155],"Moreover,":[156],"DAGCL":[157,185],"incorporates":[158],"contrastive":[159],"learning,":[160],"leveraging":[161],"augmented":[162],"views":[163],"optimize":[165],"alleviate":[169],"sparsity":[171],"issue":[172],"capture":[174],"potential":[175],"relationships.":[177],"Experiments":[178],"real-world":[181],"datasets":[182],"demonstrate":[183],"that":[184],"significantly":[186],"improves":[187],"preserving":[190],"accuracy,":[192],"achieving":[193],"an":[194],"effective":[195],"these":[198],"aspects":[200],"validating":[202],"its":[203],"effectiveness.":[204],"code":[206],"available":[208],"https://github.com/XiaHaoZhi/DAGCL.":[210]},"counts_by_year":[],"updated_date":"2025-11-06T03:46:38.306776","created_date":"2025-10-10T00:00:00"}