{"id":"https://openalex.org/W1994961469","doi":"https://doi.org/10.1145/2187980.2188224","title":"Combining usage and content in an online music recommendation system for music in the long-tail","display_name":"Combining usage and content in an online music recommendation system for music in the long-tail","publication_year":2012,"publication_date":"2012-04-16","ids":{"openalex":"https://openalex.org/W1994961469","doi":"https://doi.org/10.1145/2187980.2188224","mag":"1994961469"},"language":"en","primary_location":{"id":"doi:10.1145/2187980.2188224","is_oa":false,"landing_page_url":"https://doi.org/10.1145/2187980.2188224","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Proceedings of the 21st International Conference on World Wide Web","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/A5069237044","display_name":"Marcos Aur\u00e9lio Domingues","orcid":"https://orcid.org/0000-0001-7195-0714"},"institutions":[{"id":"https://openalex.org/I4210166615","display_name":"INESC TEC","ror":"https://ror.org/05fa8ka61","country_code":"PT","type":"nonprofit","lineage":["https://openalex.org/I4210125590","https://openalex.org/I4210166615"]}],"countries":["PT"],"is_corresponding":true,"raw_author_name":"Marcos Aur\u00e9lio Domingues","raw_affiliation_strings":["INESC TEC, Porto, Portugal"],"affiliations":[{"raw_affiliation_string":"INESC TEC, Porto, Portugal","institution_ids":["https://openalex.org/I4210166615"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5015454019","display_name":"Fabien Gouyon","orcid":"https://orcid.org/0000-0001-7070-9937"},"institutions":[{"id":"https://openalex.org/I4210166615","display_name":"INESC TEC","ror":"https://ror.org/05fa8ka61","country_code":"PT","type":"nonprofit","lineage":["https://openalex.org/I4210125590","https://openalex.org/I4210166615"]}],"countries":["PT"],"is_corresponding":false,"raw_author_name":"Fabien Gouyon","raw_affiliation_strings":["INESC TEC, Porto, Portugal"],"affiliations":[{"raw_affiliation_string":"INESC TEC, Porto, Portugal","institution_ids":["https://openalex.org/I4210166615"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5029214477","display_name":"Al\u00ed\u00adpio Jorge","orcid":"https://orcid.org/0000-0002-5475-1382"},"institutions":[{"id":"https://openalex.org/I4210166615","display_name":"INESC TEC","ror":"https://ror.org/05fa8ka61","country_code":"PT","type":"nonprofit","lineage":["https://openalex.org/I4210125590","https://openalex.org/I4210166615"]},{"id":"https://openalex.org/I182534213","display_name":"Universidade do Porto","ror":"https://ror.org/043pwc612","country_code":"PT","type":"education","lineage":["https://openalex.org/I182534213"]}],"countries":["PT"],"is_corresponding":false,"raw_author_name":"Al\u00edpio M\u00e1rio Jorge","raw_affiliation_strings":["FCUP, University of Porto &amp; INESC TEC, Porto, Portugal","FCUP, University of Porto & INESC TEC, Porto, Portugal#TAB#"],"affiliations":[{"raw_affiliation_string":"FCUP, University of Porto &amp; INESC TEC, Porto, Portugal","institution_ids":["https://openalex.org/I4210166615","https://openalex.org/I182534213"]},{"raw_affiliation_string":"FCUP, University of Porto & INESC TEC, Porto, Portugal#TAB#","institution_ids":["https://openalex.org/I182534213"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5038312045","display_name":"Jos\u00e9 Paulo Leal","orcid":"https://orcid.org/0000-0002-8409-0300"},"institutions":[{"id":"https://openalex.org/I4210166615","display_name":"INESC TEC","ror":"https://ror.org/05fa8ka61","country_code":"PT","type":"nonprofit","lineage":["https://openalex.org/I4210125590","https://openalex.org/I4210166615"]},{"id":"https://openalex.org/I182534213","display_name":"Universidade do Porto","ror":"https://ror.org/043pwc612","country_code":"PT","type":"education","lineage":["https://openalex.org/I182534213"]}],"countries":["PT"],"is_corresponding":false,"raw_author_name":"Jos\u00e9 Paulo Leal","raw_affiliation_strings":["CRACS, INESC TEC, FCUP &amp; University of Porto, Porto, Portugal"],"affiliations":[{"raw_affiliation_string":"CRACS, INESC TEC, FCUP &amp; University of Porto, Porto, Portugal","institution_ids":["https://openalex.org/I4210166615","https://openalex.org/I182534213"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5075867525","display_name":"Jo\u00e3o Vinagre","orcid":"https://orcid.org/0000-0001-6219-3977"},"institutions":[{"id":"https://openalex.org/I4210166615","display_name":"INESC TEC","ror":"https://ror.org/05fa8ka61","country_code":"PT","type":"nonprofit","lineage":["https://openalex.org/I4210125590","https://openalex.org/I4210166615"]},{"id":"https://openalex.org/I182534213","display_name":"Universidade do Porto","ror":"https://ror.org/043pwc612","country_code":"PT","type":"education","lineage":["https://openalex.org/I182534213"]}],"countries":["PT"],"is_corresponding":false,"raw_author_name":"Jo\u00e3o Vinagre","raw_affiliation_strings":["FCUP, University of Porto &amp; INESC TEC, Porto, Portugal","FCUP, University of Porto & INESC TEC, Porto, Portugal#TAB#"],"affiliations":[{"raw_affiliation_string":"FCUP, University of Porto &amp; INESC TEC, Porto, Portugal","institution_ids":["https://openalex.org/I4210166615","https://openalex.org/I182534213"]},{"raw_affiliation_string":"FCUP, University of Porto & INESC TEC, Porto, Portugal#TAB#","institution_ids":["https://openalex.org/I182534213"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5110174337","display_name":"Lu\u00eds Lemos","orcid":null},"institutions":[{"id":"https://openalex.org/I4210166615","display_name":"INESC TEC","ror":"https://ror.org/05fa8ka61","country_code":"PT","type":"nonprofit","lineage":["https://openalex.org/I4210125590","https://openalex.org/I4210166615"]},{"id":"https://openalex.org/I182534213","display_name":"Universidade do Porto","ror":"https://ror.org/043pwc612","country_code":"PT","type":"education","lineage":["https://openalex.org/I182534213"]}],"countries":["PT"],"is_corresponding":false,"raw_author_name":"Lu\u00eds Lemos","raw_affiliation_strings":["University of Porto &amp; INESC TEC, Porto, Portugal","University of Porto and INESC TEC, Porto, Portugal#TAB#"],"affiliations":[{"raw_affiliation_string":"University of Porto &amp; INESC TEC, Porto, Portugal","institution_ids":["https://openalex.org/I4210166615","https://openalex.org/I182534213"]},{"raw_affiliation_string":"University of Porto and INESC TEC, Porto, Portugal#TAB#","institution_ids":["https://openalex.org/I182534213"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5079883919","display_name":"Mohamed Sordo","orcid":"https://orcid.org/0000-0002-4608-978X"},"institutions":[{"id":"https://openalex.org/I170486558","display_name":"Pompeu Fabra University","ror":"https://ror.org/04n0g0b29","country_code":"ES","type":"education","lineage":["https://openalex.org/I170486558"]}],"countries":["ES"],"is_corresponding":false,"raw_author_name":"Mohamed Sordo","raw_affiliation_strings":["Universitat Pompeu Fabra, Barcelona, Spain","Universitat Pompeu, Fabra, Barcelona, Spain#TAB#"],"affiliations":[{"raw_affiliation_string":"Universitat Pompeu Fabra, Barcelona, Spain","institution_ids":["https://openalex.org/I170486558"]},{"raw_affiliation_string":"Universitat Pompeu, Fabra, Barcelona, Spain#TAB#","institution_ids":["https://openalex.org/I170486558"]}]}],"institutions":[],"countries_distinct_count":2,"institutions_distinct_count":7,"corresponding_author_ids":["https://openalex.org/A5069237044"],"corresponding_institution_ids":["https://openalex.org/I4210166615"],"apc_list":null,"apc_paid":null,"fwci":1.2242,"has_fulltext":false,"cited_by_count":12,"citation_normalized_percentile":{"value":0.81781949,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":89,"max":97},"biblio":{"volume":null,"issue":null,"first_page":"925","last_page":"930"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11309","display_name":"Music and Audio Processing","score":0.9995999932289124,"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":0.9995999932289124,"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":0.9959999918937683,"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/T11165","display_name":"Image and Video Quality Assessment","score":0.991599977016449,"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/recommender-system","display_name":"Recommender system","score":0.8392404913902283},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.7896735668182373},{"id":"https://openalex.org/keywords/content","display_name":"Content (measure theory)","score":0.5438166260719299},{"id":"https://openalex.org/keywords/information-retrieval","display_name":"Information retrieval","score":0.4480191767215729},{"id":"https://openalex.org/keywords/world-wide-web","display_name":"World Wide Web","score":0.43421411514282227},{"id":"https://openalex.org/keywords/loyalty","display_name":"Loyalty","score":0.4292800724506378},{"id":"https://openalex.org/keywords/multimedia","display_name":"Multimedia","score":0.4177300035953522},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.07449790835380554}],"concepts":[{"id":"https://openalex.org/C557471498","wikidata":"https://www.wikidata.org/wiki/Q554950","display_name":"Recommender system","level":2,"score":0.8392404913902283},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.7896735668182373},{"id":"https://openalex.org/C2778152352","wikidata":"https://www.wikidata.org/wiki/Q5165061","display_name":"Content (measure theory)","level":2,"score":0.5438166260719299},{"id":"https://openalex.org/C23123220","wikidata":"https://www.wikidata.org/wiki/Q816826","display_name":"Information retrieval","level":1,"score":0.4480191767215729},{"id":"https://openalex.org/C136764020","wikidata":"https://www.wikidata.org/wiki/Q466","display_name":"World Wide Web","level":1,"score":0.43421411514282227},{"id":"https://openalex.org/C2776967331","wikidata":"https://www.wikidata.org/wiki/Q1132131","display_name":"Loyalty","level":2,"score":0.4292800724506378},{"id":"https://openalex.org/C49774154","wikidata":"https://www.wikidata.org/wiki/Q131765","display_name":"Multimedia","level":1,"score":0.4177300035953522},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.07449790835380554},{"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/C199539241","wikidata":"https://www.wikidata.org/wiki/Q7748","display_name":"Law","level":1,"score":0.0},{"id":"https://openalex.org/C17744445","wikidata":"https://www.wikidata.org/wiki/Q36442","display_name":"Political science","level":0,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1145/2187980.2188224","is_oa":false,"landing_page_url":"https://doi.org/10.1145/2187980.2188224","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Proceedings of the 21st International Conference on World Wide Web","raw_type":"proceedings-article"}],"best_oa_location":null,"sustainable_development_goals":[],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":7,"referenced_works":["https://openalex.org/W281665770","https://openalex.org/W1979955134","https://openalex.org/W2042281163","https://openalex.org/W2110228583","https://openalex.org/W2133824856","https://openalex.org/W2147152072","https://openalex.org/W2231488453"],"related_works":["https://openalex.org/W4390273403","https://openalex.org/W4386781444","https://openalex.org/W2150182025","https://openalex.org/W3092950680","https://openalex.org/W3197542405","https://openalex.org/W2056712470","https://openalex.org/W3125580266","https://openalex.org/W4288390103","https://openalex.org/W4317039510","https://openalex.org/W4238861846"],"abstract_inverted_index":{"In":[0],"this":[1],"paper":[2],"we":[3],"propose":[4],"a":[5,27],"hybrid":[6,70],"music":[7,29,41],"recommender":[8,71],"system,":[9],"which":[10],"combines":[11],"usage":[12,55],"and":[13,56,78,91],"content":[14,34,62],"data.":[15,63],"We":[16,43],"describe":[17],"an":[18],"online":[19],"evaluation":[20],"experiment":[21],"performed":[22],"in":[23,33],"real":[24],"time":[25],"on":[26,54,61],"commercial":[28],"web":[30],"site,":[31],"specialised":[32],"from":[35],"the":[36,50,57,68],"very":[37],"long":[38],"tail":[39],"of":[40],"content.":[42],"compare":[44],"it":[45],"against":[46],"two":[47],"stand-alone":[48],"recommenders,":[49],"first":[51],"system":[52],"based":[53,60],"second":[58],"one":[59],"The":[64],"results":[65],"show":[66],"that":[67],"proposed":[69],"shows":[72],"advantages":[73],"with":[74],"respect":[75],"to":[76],"usage-":[77],"content-based":[79],"systems,":[80],"namely,":[81],"higher":[82,87,92],"user":[83,88,93],"absolute":[84],"acceptance":[85],"rate,":[86],"activity":[89],"rate":[90],"loyalty.":[94]},"counts_by_year":[{"year":2021,"cited_by_count":2},{"year":2018,"cited_by_count":2},{"year":2017,"cited_by_count":2},{"year":2016,"cited_by_count":1},{"year":2015,"cited_by_count":3},{"year":2014,"cited_by_count":1},{"year":2013,"cited_by_count":1}],"updated_date":"2025-11-06T03:46:38.306776","created_date":"2025-10-10T00:00:00"}
