{"id":"https://openalex.org/W7142447007","doi":"https://doi.org/10.1016/j.asoc.2026.115082","title":"LumiCRS: Asymmetric contrastive prototype learning for long-tail conversational recommender systems","display_name":"LumiCRS: Asymmetric contrastive prototype learning for long-tail conversational recommender systems","publication_year":2026,"publication_date":"2026-03-28","ids":{"openalex":"https://openalex.org/W7142447007","doi":"https://doi.org/10.1016/j.asoc.2026.115082"},"language":"en","primary_location":{"id":"doi:10.1016/j.asoc.2026.115082","is_oa":false,"landing_page_url":"https://doi.org/10.1016/j.asoc.2026.115082","pdf_url":null,"source":{"id":"https://openalex.org/S140556538","display_name":"Applied Soft Computing","issn_l":"1568-4946","issn":["1568-4946","1872-9681"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310320990","host_organization_name":"Elsevier BV","host_organization_lineage":["https://openalex.org/P4310320990"],"host_organization_lineage_names":["Elsevier BV"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Applied Soft Computing","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/A5130846484","display_name":"Jinzhi Wang","orcid":null},"institutions":[{"id":"https://openalex.org/I87445476","display_name":"Xi'an Jiaotong University","ror":"https://ror.org/017zhmm22","country_code":"CN","type":"education","lineage":["https://openalex.org/I87445476"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Jinzhi Wang","raw_affiliation_strings":["Systems Engineering Institute, Xi\u2019an Jiaotong University, No. 28, Xianning West Road, Xi\u2019an, 710049, China"],"raw_orcid":"https://orcid.org/0009-0008-8964-7164","affiliations":[{"raw_affiliation_string":"Systems Engineering Institute, Xi\u2019an Jiaotong University, No. 28, Xianning West Road, Xi\u2019an, 710049, China","institution_ids":["https://openalex.org/I87445476"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5130843155","display_name":"Bin Li","orcid":null},"institutions":[{"id":"https://openalex.org/I4210145761","display_name":"Shenzhen Institutes of Advanced Technology","ror":"https://ror.org/04gh4er46","country_code":"CN","type":"facility","lineage":["https://openalex.org/I19820366","https://openalex.org/I4210145761"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Bin Li","raw_affiliation_strings":["Shenzhen Institute of Advanced Technology, Chinese Academy of Sciences, 1068 Xueyuan Avenue, Nanshan District, Shenzhen, 518055, China"],"raw_orcid":"https://orcid.org/0000-0002-6508-5071","affiliations":[{"raw_affiliation_string":"Shenzhen Institute of Advanced Technology, Chinese Academy of Sciences, 1068 Xueyuan Avenue, Nanshan District, Shenzhen, 518055, China","institution_ids":["https://openalex.org/I4210145761"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5031697262","display_name":"Qingke Peng","orcid":null},"institutions":[{"id":"https://openalex.org/I87445476","display_name":"Xi'an Jiaotong University","ror":"https://ror.org/017zhmm22","country_code":"CN","type":"education","lineage":["https://openalex.org/I87445476"]}],"countries":["CN"],"is_corresponding":true,"raw_author_name":"Qingke Peng","raw_affiliation_strings":["Systems Engineering Institute, Xi\u2019an Jiaotong University, No. 28, Xianning West Road, Xi\u2019an, 710049, China"],"raw_orcid":"https://orcid.org/0000-0002-5448-8529","affiliations":[{"raw_affiliation_string":"Systems Engineering Institute, Xi\u2019an Jiaotong University, No. 28, Xianning West Road, Xi\u2019an, 710049, China","institution_ids":["https://openalex.org/I87445476"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5130857134","display_name":"Haozhou Li","orcid":null},"institutions":[{"id":"https://openalex.org/I87445476","display_name":"Xi'an Jiaotong University","ror":"https://ror.org/017zhmm22","country_code":"CN","type":"education","lineage":["https://openalex.org/I87445476"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Haozhou Li","raw_affiliation_strings":["Systems Engineering Institute, Xi\u2019an Jiaotong University, No. 28, Xianning West Road, Xi\u2019an, 710049, China"],"raw_orcid":"https://orcid.org/0009-0001-0955-470X","affiliations":[{"raw_affiliation_string":"Systems Engineering Institute, Xi\u2019an Jiaotong University, No. 28, Xianning West Road, Xi\u2019an, 710049, China","institution_ids":["https://openalex.org/I87445476"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5018737818","display_name":"Zeyuan Zeng","orcid":"https://orcid.org/0009-0006-9801-4268"},"institutions":[{"id":"https://openalex.org/I87445476","display_name":"Xi'an Jiaotong University","ror":"https://ror.org/017zhmm22","country_code":"CN","type":"education","lineage":["https://openalex.org/I87445476"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Zeyuan Zeng","raw_affiliation_strings":["Systems Engineering Institute, Xi\u2019an Jiaotong University, No. 28, Xianning West Road, Xi\u2019an, 710049, China"],"raw_orcid":"https://orcid.org/0009-0006-9801-4268","affiliations":[{"raw_affiliation_string":"Systems Engineering Institute, Xi\u2019an Jiaotong University, No. 28, Xianning West Road, Xi\u2019an, 710049, China","institution_ids":["https://openalex.org/I87445476"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5063950760","display_name":"Ruimeng Li","orcid":null},"institutions":[{"id":"https://openalex.org/I87445476","display_name":"Xi'an Jiaotong University","ror":"https://ror.org/017zhmm22","country_code":"CN","type":"education","lineage":["https://openalex.org/I87445476"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Ruimeng Li","raw_affiliation_strings":["Systems Engineering Institute, Xi\u2019an Jiaotong University, No. 28, Xianning West Road, Xi\u2019an, 710049, China"],"raw_orcid":"https://orcid.org/0009-0002-4846-4384","affiliations":[{"raw_affiliation_string":"Systems Engineering Institute, Xi\u2019an Jiaotong University, No. 28, Xianning West Road, Xi\u2019an, 710049, China","institution_ids":["https://openalex.org/I87445476"]}]},{"author_position":"middle","author":{"id":null,"display_name":"Kaixuan Yang","orcid":"https://orcid.org/0009-0008-1213-0650"},"institutions":[{"id":"https://openalex.org/I87445476","display_name":"Xi'an Jiaotong University","ror":"https://ror.org/017zhmm22","country_code":"CN","type":"education","lineage":["https://openalex.org/I87445476"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Kaixuan Yang","raw_affiliation_strings":["State Key Laboratory of Multiphase Flow in Power Engineering, School of Energy and Power Engineering, Xi\u2019an Jiaotong University, No. 28, Xianning West Road, Xi\u2019an, 710049, China"],"raw_orcid":"https://orcid.org/0009-0008-1213-0650","affiliations":[{"raw_affiliation_string":"State Key Laboratory of Multiphase Flow in Power Engineering, School of Energy and Power Engineering, Xi\u2019an Jiaotong University, No. 28, Xianning West Road, Xi\u2019an, 710049, China","institution_ids":["https://openalex.org/I87445476"]}]},{"author_position":"middle","author":{"id":null,"display_name":"Jiangbo Zhang","orcid":"https://orcid.org/0009-0004-5956-836X"},"institutions":[{"id":"https://openalex.org/I87445476","display_name":"Xi'an Jiaotong University","ror":"https://ror.org/017zhmm22","country_code":"CN","type":"education","lineage":["https://openalex.org/I87445476"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Jiangbo Zhang","raw_affiliation_strings":["School of Electronic Science and Engineering, Xi\u2019an Jiaotong University, No. 28, Xianning West Road, Beilin District, Xi\u2019an, 710049, China"],"raw_orcid":"https://orcid.org/0009-0004-5956-836X","affiliations":[{"raw_affiliation_string":"School of Electronic Science and Engineering, Xi\u2019an Jiaotong University, No. 28, Xianning West Road, Beilin District, Xi\u2019an, 710049, China","institution_ids":["https://openalex.org/I87445476"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5130829979","display_name":"Biyi Zhou","orcid":null},"institutions":[{"id":"https://openalex.org/I87445476","display_name":"Xi'an Jiaotong University","ror":"https://ror.org/017zhmm22","country_code":"CN","type":"education","lineage":["https://openalex.org/I87445476"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Biyi Zhou","raw_affiliation_strings":["Systems Engineering Institute, Xi\u2019an Jiaotong University, No. 28, Xianning West Road, Xi\u2019an, 710049, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Systems Engineering Institute, Xi\u2019an Jiaotong University, No. 28, Xianning West Road, Xi\u2019an, 710049, China","institution_ids":["https://openalex.org/I87445476"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5130854578","display_name":"Yaoying Wang","orcid":null},"institutions":[{"id":"https://openalex.org/I87445476","display_name":"Xi'an Jiaotong University","ror":"https://ror.org/017zhmm22","country_code":"CN","type":"education","lineage":["https://openalex.org/I87445476"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Yaoying Wang","raw_affiliation_strings":["School of Software, Xi\u2019an Jiaotong University, No. 28, Xianning West Road, Beilin District, Xi\u2019an, 710049, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"School of Software, Xi\u2019an Jiaotong University, No. 28, Xianning West Road, Beilin District, Xi\u2019an, 710049, China","institution_ids":["https://openalex.org/I87445476"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":10,"corresponding_author_ids":["https://openalex.org/A5031697262"],"corresponding_institution_ids":["https://openalex.org/I87445476"],"apc_list":{"value":3350,"currency":"USD","value_usd":3350},"apc_paid":null,"fwci":0.0,"has_fulltext":false,"cited_by_count":0,"citation_normalized_percentile":{"value":0.46067387,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":null,"biblio":{"volume":"196","issue":null,"first_page":"115082","last_page":"115082"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10203","display_name":"Recommender Systems and Techniques","score":0.6093000173568726,"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":0.6093000173568726,"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/T10667","display_name":"Emotion and Mood Recognition","score":0.0746999979019165,"subfield":{"id":"https://openalex.org/subfields/3205","display_name":"Experimental and Cognitive Psychology"},"field":{"id":"https://openalex.org/fields/32","display_name":"Psychology"},"domain":{"id":"https://openalex.org/domains/2","display_name":"Social Sciences"}},{"id":"https://openalex.org/T10201","display_name":"Speech Recognition and Synthesis","score":0.0502999983727932,"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/recommender-system","display_name":"Recommender system","score":0.6624000072479248},{"id":"https://openalex.org/keywords/semantics","display_name":"Semantics (computer science)","score":0.24250000715255737}],"concepts":[{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.8533999919891357},{"id":"https://openalex.org/C557471498","wikidata":"https://www.wikidata.org/wiki/Q554950","display_name":"Recommender system","level":2,"score":0.6624000072479248},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.5228999853134155},{"id":"https://openalex.org/C204321447","wikidata":"https://www.wikidata.org/wiki/Q30642","display_name":"Natural language processing","level":1,"score":0.517799973487854},{"id":"https://openalex.org/C107457646","wikidata":"https://www.wikidata.org/wiki/Q207434","display_name":"Human\u2013computer interaction","level":1,"score":0.3549000024795532},{"id":"https://openalex.org/C23123220","wikidata":"https://www.wikidata.org/wiki/Q816826","display_name":"Information retrieval","level":1,"score":0.2971999943256378},{"id":"https://openalex.org/C119857082","wikidata":"https://www.wikidata.org/wiki/Q2539","display_name":"Machine learning","level":1,"score":0.2867000102996826},{"id":"https://openalex.org/C49774154","wikidata":"https://www.wikidata.org/wiki/Q131765","display_name":"Multimedia","level":1,"score":0.25609999895095825},{"id":"https://openalex.org/C184337299","wikidata":"https://www.wikidata.org/wiki/Q1437428","display_name":"Semantics (computer science)","level":2,"score":0.24250000715255737},{"id":"https://openalex.org/C28490314","wikidata":"https://www.wikidata.org/wiki/Q189436","display_name":"Speech recognition","level":1,"score":0.24210000038146973}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1016/j.asoc.2026.115082","is_oa":false,"landing_page_url":"https://doi.org/10.1016/j.asoc.2026.115082","pdf_url":null,"source":{"id":"https://openalex.org/S140556538","display_name":"Applied Soft Computing","issn_l":"1568-4946","issn":["1568-4946","1872-9681"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310320990","host_organization_name":"Elsevier BV","host_organization_lineage":["https://openalex.org/P4310320990"],"host_organization_lineage_names":["Elsevier BV"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Applied Soft Computing","raw_type":"journal-article"}],"best_oa_location":null,"sustainable_development_goals":[{"score":0.5768136382102966,"id":"https://metadata.un.org/sdg/4","display_name":"Quality Education"}],"awards":[{"id":"https://openalex.org/G996507653","display_name":"\u57fa\u4e8e\u6df1\u5ea6\u5b66\u4e60\u7684miRNA\u3001lncRNA\u548ccircRNA\u5173\u7cfb\u5206\u6790\u53ca\u5176\u4e0e\u4eba\u7c7b\u590d\u6742\u6027\u75be\u75c5\u5173\u8054\u6027\u7814\u7a76","funder_award_id":"61872288","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"}],"funders":[{"id":"https://openalex.org/F4320321001","display_name":"National Natural Science Foundation of China","ror":"https://ror.org/01h0zpd94"}],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":14,"referenced_works":["https://openalex.org/W2153225416","https://openalex.org/W2153578526","https://openalex.org/W3185784178","https://openalex.org/W4210880854","https://openalex.org/W4214849153","https://openalex.org/W4310019985","https://openalex.org/W4394585183","https://openalex.org/W4396799307","https://openalex.org/W4401544324","https://openalex.org/W4401836602","https://openalex.org/W4403997808","https://openalex.org/W4405045881","https://openalex.org/W4406089761","https://openalex.org/W4410289607"],"related_works":[],"abstract_inverted_index":null,"counts_by_year":[],"updated_date":"2026-06-19T15:47:20.252518","created_date":"2026-03-29T00:00:00"}