{"id":"https://openalex.org/W7162572237","doi":"https://doi.org/10.48550/arxiv.2605.27103","title":"MuChator: Enabling Active Music Discovery via Conversational Music LLMs in Douyin Music","display_name":"MuChator: Enabling Active Music Discovery via Conversational Music LLMs in Douyin Music","publication_year":2026,"publication_date":"2026-05-26","ids":{"openalex":"https://openalex.org/W7162572237","doi":"https://doi.org/10.48550/arxiv.2605.27103"},"language":null,"primary_location":{"id":"doi:10.48550/arxiv.2605.27103","is_oa":true,"landing_page_url":"https://doi.org/10.48550/arxiv.2605.27103","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,"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":false,"raw_source_name":null,"raw_type":"Preprint"},"type":"preprint","indexed_in":["datacite"],"open_access":{"is_oa":true,"oa_status":"green","oa_url":"https://doi.org/10.48550/arxiv.2605.27103","any_repository_has_fulltext":true},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5137091464","display_name":"Jiahao Liang","orcid":null},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Liang, Jiahao","raw_affiliation_strings":[],"raw_orcid":null,"affiliations":[]},{"author_position":"middle","author":{"id":"https://openalex.org/A5137096697","display_name":"Linzhi Huang","orcid":null},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Huang, Linzhi","raw_affiliation_strings":[],"raw_orcid":null,"affiliations":[]},{"author_position":"middle","author":{"id":"https://openalex.org/A5137091083","display_name":"Xuannan Liu","orcid":null},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Liu, Xuannan","raw_affiliation_strings":[],"raw_orcid":null,"affiliations":[]},{"author_position":"middle","author":{"id":"https://openalex.org/A5137141622","display_name":"Xukai Wang","orcid":null},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Wang, Xukai","raw_affiliation_strings":[],"raw_orcid":null,"affiliations":[]},{"author_position":"middle","author":{"id":"https://openalex.org/A5101296400","display_name":"Xuanpu Luo","orcid":null},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Luo, Xuanpu","raw_affiliation_strings":[],"raw_orcid":null,"affiliations":[]},{"author_position":"middle","author":{"id":"https://openalex.org/A5137131229","display_name":"Yongchun Zhu","orcid":null},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Zhu, Yongchun","raw_affiliation_strings":[],"raw_orcid":null,"affiliations":[]},{"author_position":"middle","author":{"id":"https://openalex.org/A5137187293","display_name":"Jingwu Chen","orcid":null},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Chen, Jingwu","raw_affiliation_strings":[],"raw_orcid":null,"affiliations":[]},{"author_position":"middle","author":{"id":"https://openalex.org/A5137117781","display_name":"Feng Zhang","orcid":null},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Zhang, Feng","raw_affiliation_strings":[],"raw_orcid":null,"affiliations":[]},{"author_position":"last","author":{"id":"https://openalex.org/A5137124297","display_name":"Xiao Yang","orcid":"https://orcid.org/0000-0002-1452-9824"},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Yang, Xiao","raw_affiliation_strings":[],"raw_orcid":null,"affiliations":[]}],"institutions":[],"countries_distinct_count":0,"institutions_distinct_count":0,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":null,"has_fulltext":false,"cited_by_count":0,"citation_normalized_percentile":null,"cited_by_percentile_year":null,"biblio":{"volume":null,"issue":null,"first_page":null,"last_page":null},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11309","display_name":"Music and Audio Processing","score":0.9348000288009644,"subfield":{"id":"https://openalex.org/subfields/1711","display_name":"Signal Processing"},"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/T11309","display_name":"Music and Audio Processing","score":0.9348000288009644,"subfield":{"id":"https://openalex.org/subfields/1711","display_name":"Signal Processing"},"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":0.009200000204145908,"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/T11349","display_name":"Music Technology and Sound Studies","score":0.007799999788403511,"subfield":{"id":"https://openalex.org/subfields/1707","display_name":"Computer Vision and Pattern Recognition"},"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/situational-ethics","display_name":"Situational ethics","score":0.6481000185012817},{"id":"https://openalex.org/keywords/pipeline","display_name":"Pipeline (software)","score":0.5764999985694885},{"id":"https://openalex.org/keywords/natural","display_name":"Natural (archaeology)","score":0.4519999921321869},{"id":"https://openalex.org/keywords/key","display_name":"Key (lock)","score":0.43779999017715454},{"id":"https://openalex.org/keywords/active-listening","display_name":"Active listening","score":0.4259999990463257},{"id":"https://openalex.org/keywords/preference","display_name":"Preference","score":0.3815000057220459}],"concepts":[{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.6804999709129333},{"id":"https://openalex.org/C9114305","wikidata":"https://www.wikidata.org/wiki/Q1428317","display_name":"Situational ethics","level":2,"score":0.6481000185012817},{"id":"https://openalex.org/C43521106","wikidata":"https://www.wikidata.org/wiki/Q2165493","display_name":"Pipeline (software)","level":2,"score":0.5764999985694885},{"id":"https://openalex.org/C2776608160","wikidata":"https://www.wikidata.org/wiki/Q4785462","display_name":"Natural (archaeology)","level":2,"score":0.4519999921321869},{"id":"https://openalex.org/C26517878","wikidata":"https://www.wikidata.org/wiki/Q228039","display_name":"Key (lock)","level":2,"score":0.43779999017715454},{"id":"https://openalex.org/C177291462","wikidata":"https://www.wikidata.org/wiki/Q423038","display_name":"Active listening","level":2,"score":0.4259999990463257},{"id":"https://openalex.org/C107457646","wikidata":"https://www.wikidata.org/wiki/Q207434","display_name":"Human\u2013computer interaction","level":1,"score":0.41429999470710754},{"id":"https://openalex.org/C2781249084","wikidata":"https://www.wikidata.org/wiki/Q908656","display_name":"Preference","level":2,"score":0.3815000057220459},{"id":"https://openalex.org/C73520026","wikidata":"https://www.wikidata.org/wiki/Q7229091","display_name":"Pop music automation","level":4,"score":0.3813000023365021},{"id":"https://openalex.org/C49774154","wikidata":"https://www.wikidata.org/wiki/Q131765","display_name":"Multimedia","level":1,"score":0.3781999945640564},{"id":"https://openalex.org/C165696696","wikidata":"https://www.wikidata.org/wiki/Q11287","display_name":"Exploit","level":2,"score":0.3483000099658966},{"id":"https://openalex.org/C136764020","wikidata":"https://www.wikidata.org/wiki/Q466","display_name":"World Wide Web","level":1,"score":0.33649998903274536},{"id":"https://openalex.org/C77618280","wikidata":"https://www.wikidata.org/wiki/Q1155772","display_name":"Scheme (mathematics)","level":2,"score":0.3280999958515167},{"id":"https://openalex.org/C195324797","wikidata":"https://www.wikidata.org/wiki/Q33742","display_name":"Natural language","level":2,"score":0.31610000133514404},{"id":"https://openalex.org/C183003079","wikidata":"https://www.wikidata.org/wiki/Q1000371","display_name":"Personalization","level":2,"score":0.3009999990463257},{"id":"https://openalex.org/C190954187","wikidata":"https://www.wikidata.org/wiki/Q5270587","display_name":"Dialog system","level":3,"score":0.2773999869823456}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.48550/arxiv.2605.27103","is_oa":true,"landing_page_url":"https://doi.org/10.48550/arxiv.2605.27103","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,"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":"Preprint"}],"best_oa_location":{"id":"doi:10.48550/arxiv.2605.27103","is_oa":true,"landing_page_url":"https://doi.org/10.48550/arxiv.2605.27103","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,"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":false,"raw_source_name":null,"raw_type":"Preprint"},"sustainable_development_goals":[{"id":"https://metadata.un.org/sdg/4","score":0.839268684387207,"display_name":"Quality Education"}],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":0,"referenced_works":[],"related_works":[],"abstract_inverted_index":{"Douyin":[0,226],"Music,":[1],"a":[2,138],"large-scale":[3],"platform":[4],"with":[5,173,183,231],"millions":[6],"of":[7,96,103,234],"daily":[8],"users,":[9],"adopts":[10],"an":[11,113,166],"immersive,":[12],"feed-based":[13],"discovery":[14,66,88],"paradigm,":[15],"where":[16,49],"users":[17,33,50,119],"passively":[18],"explore":[19],"music":[20,28,65,87,124,145,148,152,207],"through":[21,54,165],"continuous":[22],"recommendations.":[23],"While":[24,77],"effective":[25],"for":[26,41],"passive":[27],"discovery,":[29],"this":[30],"paradigm":[31],"restricts":[32],"to":[34,120,170],"recommendation":[35,208],"results":[36],"and":[37,70,100,150,175,179,193,196],"provides":[38],"limited":[39,90],"support":[40],"explicitly":[42],"specifying":[43],"listening":[44],"intents.":[45],"Unlike":[46],"conventional":[47],"search,":[48],"express":[51,122],"well-defined":[52],"intents":[53,125],"explicit":[55],"queries":[56],"such":[57,217],"as":[58,218],"specific":[59],"songs":[60],"or":[61,74],"artists,":[62],"real-world":[63],"active":[64,174,236],"is":[67,197],"often":[68],"situational":[69,123,176],"colloquial,":[71],"involving":[72],"vague":[73],"underspecified":[75],"requests.":[76],"LLMs":[78,172],"enable":[79],"natural":[80,127],"language":[81],"interaction,":[82],"their":[83],"direct":[84],"use":[85],"in":[86,126,238],"remains":[89],"by":[91],"insufficient":[92],"music-domain":[93],"knowledge,":[94,146,149],"lack":[95],"music-query":[97],"collaborative":[98],"reasoning,":[99],"shallow":[101],"understanding":[102],"personalized":[104,151,191],"preferences.":[105],"To":[106],"address":[107],"these":[108],"challenges,":[109],"we":[110],"introduce":[111],"MuChator,":[112],"interactive":[114],"MusicLLM-based":[115],"framework":[116],"that":[117,141,211],"enables":[118],"actively":[121],"language.":[128],"MuChator":[129,212],"incorporates":[130],"three":[131],"key":[132],"components:":[133],"(1)":[134],"Music":[135,227],"Knowledge":[136],"Pre-training,":[137],"three-stage":[139],"scheme":[140],"incrementally":[142],"injects":[143],"objective":[144],"subjective":[147],"preferences":[153],"into":[154],"LLMs;":[155],"(2)":[156],"Context-aware":[157],"Instruction":[158],"Tuning,":[159],"which":[160,186],"constructs":[161],"high-quality":[162],"user-query-music":[163],"triplets":[164],"automated":[167],"synthesis":[168],"pipeline":[169],"align":[171],"user":[177,235],"intents;":[178],"(3)":[180],"Preference":[181],"Alignment":[182],"Hybrid":[184],"RM,":[185],"jointly":[187],"models":[188],"intent":[189],"relevance,":[190],"preferences,":[192],"basic":[194],"constraints,":[195],"optimized":[198],"using":[199],"GRPO-based":[200],"reinforcement":[201],"learning.":[202],"Extensive":[203],"evaluations":[204],"on":[205,225],"industrial":[206],"datasets":[209],"demonstrate":[210],"outperforms":[213],"leading":[214],"proprietary":[215],"models,":[216],"Gemini-3-Pro.":[219],"The":[220],"model":[221],"has":[222],"been":[223],"deployed":[224],"App":[228],"within":[229],"ByteDance,":[230],"46.49\\%":[232],"improvement":[233],"days":[237],"online":[239],"A/B":[240],"test.":[241]},"counts_by_year":[],"updated_date":"2026-07-28T07:46:37.118299","created_date":"2026-05-28T00:00:00"}
