{"id":"https://openalex.org/W4412377793","doi":"https://doi.org/10.1145/3726302.3730215","title":"Interest Changes: Considering User Interest Life Cycle in Recommendation System","display_name":"Interest Changes: Considering User Interest Life Cycle in Recommendation System","publication_year":2025,"publication_date":"2025-07-13","ids":{"openalex":"https://openalex.org/W4412377793","doi":"https://doi.org/10.1145/3726302.3730215"},"language":"en","primary_location":{"id":"doi:10.1145/3726302.3730215","doi":"https://doi.org/10.1145/3726302.3730215","is_oa":true,"landing_page_url":"https://doi.org/10.1145/3726302.3730215","pdf_url":"https://dl.acm.org/doi/pdf/10.1145/3726302.3730215","source":{"id":"https://openalex.org/S4363608773","display_name":"International ACM SIGIR Conference on Research and Development in Information Retrieval (SIGIR)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"listed_in":[],"host_organization":null,"host_organization_name":null,"host_organization_lineage":[],"host_organization_lineage_names":[],"type":"conference"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Proceedings of the 48th International ACM SIGIR Conference on Research and Development in Information Retrieval","raw_type":"proceedings-article"},"volume":null,"type":"conference-paper","indexed_in":["arxiv","crossref","datacite"],"open_access":{"is_oa":true,"oa_status":"bronze","oa_url":"https://dl.acm.org/doi/pdf/10.1145/3726302.3730215","any_repository_has_fulltext":true},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5004110079","display_name":"Yinjiang Cai","orcid":"https://orcid.org/0009-0003-8382-9809","observed_orcids":["https://orcid.org/0009-0003-8382-9809"]},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Yinjiang Cai","raw_affiliation_strings":["Hangzhou NetEase Entertainment Technology Co., Ltd, Hangzhou, China"],"raw_orcid":"https://orcid.org/0009-0003-8382-9809","affiliations":[{"raw_affiliation_string":"Hangzhou NetEase Entertainment Technology Co., Ltd, Hangzhou, China","institution_ids":[]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5118969333","display_name":"Jiangpan Hou","orcid":"https://orcid.org/0009-0007-3638-2396","observed_orcids":["https://orcid.org/0009-0007-3638-2396"]},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Jiangpan Hou","raw_affiliation_strings":["Hangzhou NetEase Entertainment Technology Co., Ltd, Hangzhou, China"],"raw_orcid":"https://orcid.org/0009-0007-3638-2396","affiliations":[{"raw_affiliation_string":"Hangzhou NetEase Entertainment Technology Co., Ltd, Hangzhou, China","institution_ids":[]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5051163326","display_name":"Yangping Zhu","orcid":"https://orcid.org/0009-0008-0046-5234","observed_orcids":["https://orcid.org/0009-0008-0046-5234"]},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Yangping Zhu","raw_affiliation_strings":["Hangzhou NetEase Entertainment Technology Co., Ltd, Hangzhou, China"],"raw_orcid":"https://orcid.org/0009-0008-0046-5234","affiliations":[{"raw_affiliation_string":"Hangzhou NetEase Entertainment Technology Co., Ltd, Hangzhou, China","institution_ids":[]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5114159810","display_name":"Yuan Nie","orcid":"https://orcid.org/0009-0005-8597-6110","observed_orcids":["https://orcid.org/0009-0005-8597-6110"]},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Yuan Nie","raw_affiliation_strings":["Hangzhou NetEase Entertainment Technology Co., Ltd, Hangzhou, China"],"raw_orcid":"https://orcid.org/0009-0005-8597-6110","affiliations":[{"raw_affiliation_string":"Hangzhou NetEase Entertainment Technology Co., Ltd, Hangzhou, China","institution_ids":[]}]}],"institutions":[],"countries_distinct_count":0,"institutions_distinct_count":0,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":0.0,"has_fulltext":true,"cited_by_count":0,"citation_normalized_percentile":{"value":0.14747659,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":null,"biblio":{"volume":null,"issue":null,"first_page":"2592","last_page":"2596"},"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/T10286","display_name":"Information Retrieval and Search Behavior","score":9.999999747378752e-05,"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/T12101","display_name":"Advanced Bandit Algorithms Research","score":0.0,"subfield":{"id":"https://openalex.org/subfields/1803","display_name":"Management Science and Operations Research"},"field":{"id":"https://openalex.org/fields/18","display_name":"Decision Sciences"},"domain":{"id":"https://openalex.org/domains/2","display_name":"Social Sciences"}}],"keywords":[{"id":"https://openalex.org/keywords/interest-modeling","display_name":"interest modeling","score":0.4449999928474426},{"id":"https://openalex.org/keywords/expert-networks","display_name":"expert networks","score":0.7450000047683716},{"id":"https://openalex.org/keywords/click-through-rate","display_name":"click-through rate","score":0.6779999732971191},{"id":"https://openalex.org/keywords/conversion-rate","display_name":"conversion rate","score":0.8479999899864197},{"id":"https://openalex.org/keywords/user-engagement","display_name":"user engagement","score":0.6330000162124634}],"concepts":[{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.6396610736846924}],"mesh":[],"locations_count":3,"locations":[{"id":"doi:10.1145/3726302.3730215","doi":"https://doi.org/10.1145/3726302.3730215","is_oa":true,"landing_page_url":"https://doi.org/10.1145/3726302.3730215","pdf_url":"https://dl.acm.org/doi/pdf/10.1145/3726302.3730215","source":{"id":"https://openalex.org/S4363608773","display_name":"International ACM SIGIR Conference on Research and Development in Information Retrieval (SIGIR)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"listed_in":[],"host_organization":null,"host_organization_name":null,"host_organization_lineage":[],"host_organization_lineage_names":[],"type":"conference"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Proceedings of the 48th International ACM SIGIR Conference on Research and Development in Information Retrieval","raw_type":"proceedings-article"},{"id":"pmh:oai:arXiv.org:2505.08471","doi":null,"is_oa":true,"landing_page_url":"http://arxiv.org/abs/2505.08471","pdf_url":"https://arxiv.org/pdf/2505.08471","source":{"id":"https://openalex.org/S4306400194","display_name":"arXiv (Cornell University)","issn_l":"2331-8422","issn":["2331-8422"],"is_oa":true,"is_in_doaj":false,"is_core":false,"listed_in":[],"host_organization":"https://openalex.org/I205783295","host_organization_name":"Cornell University","host_organization_lineage":["https://openalex.org/I205783295"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":null,"raw_type":"text"},{"id":"doi:10.48550/arxiv.2505.08471","doi":"https://doi.org/10.48550/arxiv.2505.08471","is_oa":true,"landing_page_url":"https://doi.org/10.48550/arxiv.2505.08471","pdf_url":null,"source":{"id":"https://openalex.org/S4306400194","display_name":"arXiv (Cornell University)","issn_l":"2331-8422","issn":["2331-8422"],"is_oa":true,"is_in_doaj":false,"is_core":false,"listed_in":[],"host_organization":"https://openalex.org/I205783295","host_organization_name":"Cornell University","host_organization_lineage":["https://openalex.org/I205783295"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":null,"is_accepted":false,"is_published":null,"raw_source_name":null,"raw_type":"article-journal"}],"best_oa_location":{"id":"doi:10.1145/3726302.3730215","doi":"https://doi.org/10.1145/3726302.3730215","is_oa":true,"landing_page_url":"https://doi.org/10.1145/3726302.3730215","pdf_url":"https://dl.acm.org/doi/pdf/10.1145/3726302.3730215","source":{"id":"https://openalex.org/S4363608773","display_name":"International ACM SIGIR Conference on Research and Development in Information Retrieval (SIGIR)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"listed_in":[],"host_organization":null,"host_organization_name":null,"host_organization_lineage":[],"host_organization_lineage_names":[],"type":"conference"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Proceedings of the 48th International ACM SIGIR Conference on Research and Development in Information Retrieval","raw_type":"proceedings-article"},"sustainable_development_goals":[],"sustainable_development_goals_aurora":[{"display_name":"Zero hunger","id":"https://metadata.un.org/sdg/2","score":0.4099999964237213}],"study_designs":[],"awards":[],"funders":[],"has_content":{"pdf":true,"grobid_xml":true},"content_urls":{"pdf":"https://content.openalex.org/works/W4412377793.pdf","grobid_xml":"https://content.openalex.org/works/W4412377793.grobid-xml"},"referenced_works_count":15,"referenced_works":["https://openalex.org/W2723293840","https://openalex.org/W2809290718","https://openalex.org/W2962745591","https://openalex.org/W2965898633","https://openalex.org/W2982902390","https://openalex.org/W2996331899","https://openalex.org/W3080642298","https://openalex.org/W3093519337","https://openalex.org/W3177318507","https://openalex.org/W4220698623","https://openalex.org/W4292419518","https://openalex.org/W4306317673","https://openalex.org/W4385562613","https://openalex.org/W4385568029","https://openalex.org/W4390576096"],"related_works":["https://openalex.org/W4391375266","https://openalex.org/W2899084033","https://openalex.org/W2748952813","https://openalex.org/W2390279801","https://openalex.org/W4391913857","https://openalex.org/W2358668433","https://openalex.org/W4396701345","https://openalex.org/W2376932109","https://openalex.org/W2001405890","https://openalex.org/W4396696052"],"abstract_inverted_index":{"In":[0,69,180],"recommendation":[1],"systems,":[2],"user":[3,15,40,67,117],"interests":[4,192],"are":[5,29],"always":[6],"in":[7,165,168,172],"a":[8,14,18,21,25],"state":[9],"of":[10,66,115,142,147,163,187,197],"constant":[11],"flux.":[12],"Typically,":[13],"interest":[16,35,41,88,118,148],"experiences":[17],"emergent":[19,189],"phase,":[20,23,27],"stable":[22,191],"and":[24,56,119,170,190],"declining":[26,198],"which":[28,83,176],"referred":[30],"to":[31,48,98,150],"as":[32],"the":[33,50,53,63,87,116,131,140,144,185,195,205],"''user":[34],"life-cycle''.":[36],"Recent":[37],"papers":[38],"on":[39,46,204],"modeling":[42],"have":[43],"primarily":[44],"focused":[45],"how":[47],"compute":[49],"correlation":[51],"between":[52],"target":[54],"item":[55],"user's":[57],"historical":[58,112],"behaviors,":[59],"without":[60],"thoroughly":[61],"considering":[62],"life-cycle":[64,89,149],"features":[65,90],"interest.":[68],"this":[70],"paper,":[71],"we":[72],"propose":[73],"an":[74],"effective":[75],"method":[76],"called":[77],"Deep":[78],"Interest":[79,107,126],"Life-cycle":[80,108,127],"Network":[81],"(DILN),":[82],"not":[84],"only":[85],"captures":[86],"efficiently,":[91],"but":[92],"can":[93],"also":[94],"be":[95],"easily":[96],"integrated":[97],"existing":[99],"ranking":[100],"models.":[101],"DILN":[102,159,182,200],"contains":[103],"two":[104],"key":[105],"components:":[106],"Encoder":[109],"Module":[110,129],"constructs":[111],"activity":[113],"histograms":[114],"then":[120],"encodes":[121],"them":[122],"into":[123,135],"dense":[124,133],"representation.":[125],"Fusion":[128],"injects":[130],"encoded":[132],"representation":[134],"multiple":[136],"expert":[137],"networks,":[138],"with":[139],"aim":[141],"enabling":[143],"specific":[145],"phase":[146],"activate":[151],"distinct":[152],"experts.":[153],"Online":[154],"A/B":[155],"testing":[156],"reveals":[157],"that":[158],"achieves":[160],"significant":[161],"improvements":[162],"+0.38%":[164],"CTR,":[166],"+1.04%":[167],"CVR":[169],"+0.25%":[171],"duration":[173],"per":[174],"user,":[175],"demonstrates":[177],"its":[178],"effectiveness.":[179],"addition,":[181],"inherently":[183],"increase":[184],"exposure":[186,196],"users'":[188],"while":[193],"decreasing":[194],"interests.":[199],"has":[201],"been":[202],"deployed":[203],"Lofter":[206],"App.":[207]},"counts_by_year":[],"updated_date":"2026-10-14T16:39:01.820549","created_date":"2025-10-10T00:00:00"}