{"id":"https://openalex.org/W2397921141","doi":null,"title":"Location-aware online learning for top-k hashtag recommendation","display_name":"Location-aware online learning for top-k hashtag recommendation","publication_year":2015,"publication_date":"2015-01-01","ids":{"openalex":"https://openalex.org/W2397921141","mag":"2397921141"},"language":"en","primary_location":{"id":"mag:2397921141","doi":null,"is_oa":false,"landing_page_url":"http://ceur-ws.org/Vol-1405/paper-06.pdf","pdf_url":null,"source":{"id":"https://openalex.org/S7407086088","display_name":"ACM Conference on Recommender Systems (RecSys)","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":null,"is_accepted":false,"is_published":false,"raw_source_name":"Conference on Recommender Systems","raw_type":null},"volume":null,"type":"conference-paper","is_traditional":true,"indexed_in":[],"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/A5039678992","display_name":"R\u00f3bert P\u00e1lovics","orcid":"https://orcid.org/0000-0003-0202-7760","observed_orcids":["https://orcid.org/0000-0003-0202-7760"]},"institutions":[{"id":"https://openalex.org/I7597260","display_name":"Hungarian Academy of Sciences","ror":"https://ror.org/02ks8qq67","country_code":"HU","type":"government","lineage":["https://openalex.org/I7597260"]}],"countries":["HU"],"is_corresponding":false,"raw_author_name":"R\u00f3bert P\u00e1lovics","raw_affiliation_strings":["Hungarian Academy of Sciences, Budapest, Hungary"],"raw_orcid":"https://orcid.org/0000-0003-0202-7760","affiliations":[{"raw_affiliation_string":"Hungarian Academy of Sciences, Budapest, Hungary","institution_ids":["https://openalex.org/I7597260"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5025559073","display_name":"P\u00e9ter Szalai","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I7597260","display_name":"Hungarian Academy of Sciences","ror":"https://ror.org/02ks8qq67","country_code":"HU","type":"government","lineage":["https://openalex.org/I7597260"]}],"countries":["HU"],"is_corresponding":false,"raw_author_name":"P\u00e9ter Szalai","raw_affiliation_strings":["Hungarian Academy of Sciences, Budapest, Hungary"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Hungarian Academy of Sciences, Budapest, Hungary","institution_ids":["https://openalex.org/I7597260"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5102890948","display_name":"Levente Kocsis","orcid":"https://orcid.org/0000-0002-8700-5060","observed_orcids":["https://orcid.org/0000-0002-8700-5060"]},"institutions":[{"id":"https://openalex.org/I227486990","display_name":"University of Szeged","ror":"https://ror.org/01pnej532","country_code":"HU","type":"education","lineage":["https://openalex.org/I227486990"]}],"countries":["HU"],"is_corresponding":false,"raw_author_name":"Levente Kocsis","raw_affiliation_strings":["University of Szeged, Szeged, Hungary"],"raw_orcid":"https://orcid.org/0000-0002-8700-5060","affiliations":[{"raw_affiliation_string":"University of Szeged, Szeged, Hungary","institution_ids":["https://openalex.org/I227486990"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5066878323","display_name":"J\u00falia Pap","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I7597260","display_name":"Hungarian Academy of Sciences","ror":"https://ror.org/02ks8qq67","country_code":"HU","type":"government","lineage":["https://openalex.org/I7597260"]}],"countries":["HU"],"is_corresponding":false,"raw_author_name":"J\u00falia Pap","raw_affiliation_strings":["Hungarian Academy of Sciences"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Hungarian Academy of Sciences","institution_ids":["https://openalex.org/I7597260"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5036940095","display_name":"Erzs\u00e9bet Frig\u00f3","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I7597260","display_name":"Hungarian Academy of Sciences","ror":"https://ror.org/02ks8qq67","country_code":"HU","type":"government","lineage":["https://openalex.org/I7597260"]}],"countries":["HU"],"is_corresponding":false,"raw_author_name":"Erzs\u00e9bet Frig\u00f3","raw_affiliation_strings":["Hungarian Academy of Sciences, Budapest, Hungary"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Hungarian Academy of Sciences, Budapest, Hungary","institution_ids":["https://openalex.org/I7597260"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5021452458","display_name":"Andr\u00e1s A. Bencz\u00far","orcid":"https://orcid.org/0000-0002-9392-0986","observed_orcids":["https://orcid.org/0000-0002-9392-0986"]},"institutions":[{"id":"https://openalex.org/I106118109","display_name":"E\u00f6tv\u00f6s Lor\u00e1nd University","ror":"https://ror.org/01jsq2704","country_code":"HU","type":"education","lineage":["https://openalex.org/I106118109"]}],"countries":["HU"],"is_corresponding":false,"raw_author_name":"Andr\u00e1s A. Bencz\u00far","raw_affiliation_strings":["E\u00f6tv\u00f6s Lor\u00e1nd University, Budapest, Hungary"],"raw_orcid":"https://orcid.org/0000-0002-9392-0986","affiliations":[{"raw_affiliation_string":"E\u00f6tv\u00f6s Lor\u00e1nd University, Budapest, Hungary","institution_ids":["https://openalex.org/I106118109"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":3,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":0.4848,"has_fulltext":false,"cited_by_count":4,"citation_normalized_percentile":{"value":0.62955316,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":88,"max":93},"biblio":{"volume":null,"issue":null,"first_page":"36","last_page":"39"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10203","display_name":"Recommender Systems and Techniques","score":0.9994999766349792,"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":0.9994999766349792,"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":9.999999747378752e-05,"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"}},{"id":"https://openalex.org/T10286","display_name":"Information Retrieval and Search Behavior","score":0.0,"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"}}],"keywords":[{"id":"https://openalex.org/keywords/hashtag-recommendation","display_name":"hashtag recommendation","score":0.847000002861023},{"id":"https://openalex.org/keywords/top-k-recommendation","display_name":"top-k recommendation","score":0.8230000138282776},{"id":"https://openalex.org/keywords/location-based-recommendation","display_name":"location-based recommendation","score":0.8769999742507935},{"id":"https://openalex.org/keywords/e-learning","display_name":"online learning","score":0.8069999814033508},{"id":"https://openalex.org/keywords/geotagged-tweets","display_name":"geo-tagged tweets","score":0.859000027179718},{"id":"https://openalex.org/keywords/twitter","display_name":"Twitter","score":0.9390000104904175},{"id":"https://openalex.org/keywords/collaborative-filtering","display_name":"collaborative filtering","score":0.7929999828338623}],"concepts":[{"id":"https://openalex.org/C22041718","wikidata":"https://www.wikidata.org/wiki/Q638949","display_name":"Geolocation","level":2,"score":0.9391586780548096},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.8594036102294922},{"id":"https://openalex.org/C2780586970","wikidata":"https://www.wikidata.org/wiki/Q1357284","display_name":"Popularity","level":2,"score":0.7716445922851562},{"id":"https://openalex.org/C158154518","wikidata":"https://www.wikidata.org/wiki/Q7310970","display_name":"Relevance (law)","level":2,"score":0.6031064391136169},{"id":"https://openalex.org/C53605480","wikidata":"https://www.wikidata.org/wiki/Q852595","display_name":"Geotagging","level":2,"score":0.55325847864151},{"id":"https://openalex.org/C23123220","wikidata":"https://www.wikidata.org/wiki/Q816826","display_name":"Information retrieval","level":1,"score":0.5224224925041199},{"id":"https://openalex.org/C557471498","wikidata":"https://www.wikidata.org/wiki/Q554950","display_name":"Recommender system","level":2,"score":0.42244064807891846},{"id":"https://openalex.org/C136764020","wikidata":"https://www.wikidata.org/wiki/Q466","display_name":"World Wide Web","level":1,"score":0.40858253836631775},{"id":"https://openalex.org/C2522767166","wikidata":"https://www.wikidata.org/wiki/Q2374463","display_name":"Data science","level":1,"score":0.3250121772289276},{"id":"https://openalex.org/C199539241","wikidata":"https://www.wikidata.org/wiki/Q7748","display_name":"Law","level":1,"score":0.0},{"id":"https://openalex.org/C15744967","wikidata":"https://www.wikidata.org/wiki/Q9418","display_name":"Psychology","level":0,"score":0.0},{"id":"https://openalex.org/C17744445","wikidata":"https://www.wikidata.org/wiki/Q36442","display_name":"Political science","level":0,"score":0.0},{"id":"https://openalex.org/C77805123","wikidata":"https://www.wikidata.org/wiki/Q161272","display_name":"Social psychology","level":1,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"mag:2397921141","doi":null,"is_oa":false,"landing_page_url":"http://ceur-ws.org/Vol-1405/paper-06.pdf","pdf_url":null,"source":{"id":"https://openalex.org/S7407086088","display_name":"ACM Conference on Recommender Systems (RecSys)","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":null,"is_accepted":false,"is_published":false,"raw_source_name":"Conference on Recommender Systems","raw_type":null}],"best_oa_location":null,"sustainable_development_goals":[],"study_designs":[],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":14,"referenced_works":["https://openalex.org/W1565664369","https://openalex.org/W1589260910","https://openalex.org/W1964340569","https://openalex.org/W1972309850","https://openalex.org/W1972436494","https://openalex.org/W1987748449","https://openalex.org/W2001575213","https://openalex.org/W2018277822","https://openalex.org/W2044734026","https://openalex.org/W2054560962","https://openalex.org/W2061737399","https://openalex.org/W2084538642","https://openalex.org/W2102980673","https://openalex.org/W2167978925"],"related_works":["https://openalex.org/W2427824256","https://openalex.org/W3008617772","https://openalex.org/W2085733363","https://openalex.org/W2577593886","https://openalex.org/W2149510050","https://openalex.org/W2050099642","https://openalex.org/W2478104332","https://openalex.org/W4307225987","https://openalex.org/W2398982571","https://openalex.org/W7097705983"],"abstract_inverted_index":{"In":[0],"this":[1],"paper":[2],"we":[3,77],"investigate":[4],"the":[5,20,28,38,42],"problem":[6],"of":[7,22,30,41],"recommending":[8],"Twitter":[9],"hashtags":[10],"for":[11],"users":[12],"with":[13,37],"known":[14],"GPS":[15],"location,":[16],"learning":[17],"online":[18],"from":[19],"stream":[21],"geo-tagged":[23],"tweets.":[24],"Our":[25],"method":[26],"learns":[27],"relevance":[29],"regions":[31],"in":[32,45,65],"a":[33,66,87],"geographical":[34],"hierarchy,":[35],"combined":[36],"local":[39],"popularity":[40],"hashtag.":[43],"Unlike":[44],"typical":[46],"collaborative":[47],"ltering":[48],"settings,":[49],"trends":[50],"and":[51],"geolocation":[52],"turns":[53],"out":[54],"to":[55],"be":[56],"more":[57],"important":[58],"than":[59],"personalized":[60],"user":[61],"preferences.":[62],"We":[63,85],"evaluate":[64],"time-aware":[67,88],"setting,":[68],"where":[69],"evaluation":[70],"is":[71],"cumbersome":[72],"by":[73],"traditional":[74],"measures,":[75],"since":[76],"have":[78],"dierent":[79,83],"top":[80],"recommendations":[81],"at":[82],"times.":[84],"describe":[86],"framework":[89],"based":[90],"on":[91],"individual":[92],"item":[93],"discounted":[94],"gain.":[95]},"counts_by_year":[{"year":2022,"cited_by_count":1},{"year":2020,"cited_by_count":1},{"year":2018,"cited_by_count":1},{"year":2015,"cited_by_count":1}],"updated_date":"2026-11-04T10:54:05.112534","created_date":"2016-06-24T00:00:00"}
