{"id":"https://openalex.org/W3035308866","doi":"https://doi.org/10.24963/ijcai.2020/445","title":"Discovering Subsequence Patterns for Next POI Recommendation","display_name":"Discovering Subsequence Patterns for Next POI Recommendation","publication_year":2020,"publication_date":"2020-07-01","ids":{"openalex":"https://openalex.org/W3035308866","doi":"https://doi.org/10.24963/ijcai.2020/445","mag":"3035308866"},"language":"en","primary_location":{"id":"doi:10.24963/ijcai.2020/445","is_oa":true,"landing_page_url":"https://doi.org/10.24963/ijcai.2020/445","pdf_url":"https://www.ijcai.org/proceedings/2020/0445.pdf","source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Proceedings of the Twenty-Ninth International Joint Conference on Artificial Intelligence","raw_type":"proceedings-article"},"type":"article","indexed_in":["crossref"],"open_access":{"is_oa":true,"oa_status":"gold","oa_url":"https://www.ijcai.org/proceedings/2020/0445.pdf","any_repository_has_fulltext":null},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5078879815","display_name":"Kangzhi Zhao","orcid":null},"institutions":[{"id":"https://openalex.org/I99065089","display_name":"Tsinghua University","ror":"https://ror.org/03cve4549","country_code":"CN","type":"education","lineage":["https://openalex.org/I99065089"]}],"countries":["CN"],"is_corresponding":true,"raw_author_name":"Kangzhi Zhao","raw_affiliation_strings":["Tsinghua University"],"affiliations":[{"raw_affiliation_string":"Tsinghua University","institution_ids":["https://openalex.org/I99065089"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5100419741","display_name":"Yong Zhang","orcid":"https://orcid.org/0000-0001-8803-2055"},"institutions":[{"id":"https://openalex.org/I99065089","display_name":"Tsinghua University","ror":"https://ror.org/03cve4549","country_code":"CN","type":"education","lineage":["https://openalex.org/I99065089"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Yong Zhang","raw_affiliation_strings":["Tsinghua University"],"affiliations":[{"raw_affiliation_string":"Tsinghua University","institution_ids":["https://openalex.org/I99065089"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5088492734","display_name":"Hongzhi Yin","orcid":"https://orcid.org/0000-0003-1395-261X"},"institutions":[{"id":"https://openalex.org/I165143802","display_name":"University of Queensland","ror":"https://ror.org/00rqy9422","country_code":"AU","type":"education","lineage":["https://openalex.org/I165143802"]}],"countries":["AU"],"is_corresponding":false,"raw_author_name":"Hongzhi Yin","raw_affiliation_strings":["The University of Queensland"],"affiliations":[{"raw_affiliation_string":"The University of Queensland","institution_ids":["https://openalex.org/I165143802"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5100346150","display_name":"Jin Wang","orcid":"https://orcid.org/0000-0002-3172-6133"},"institutions":[{"id":"https://openalex.org/I161318765","display_name":"University of California, Los Angeles","ror":"https://ror.org/046rm7j60","country_code":"US","type":"education","lineage":["https://openalex.org/I161318765"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Jin Wang","raw_affiliation_strings":["University of California, Los Angeles"],"affiliations":[{"raw_affiliation_string":"University of California, Los Angeles","institution_ids":["https://openalex.org/I161318765"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5100603979","display_name":"Kai Zheng","orcid":"https://orcid.org/0000-0002-0217-3998"},"institutions":[{"id":"https://openalex.org/I150229711","display_name":"University of Electronic Science and Technology of China","ror":"https://ror.org/04qr3zq92","country_code":"CN","type":"education","lineage":["https://openalex.org/I150229711"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Kai Zheng","raw_affiliation_strings":["University of Electronic Science and Technology of China","University of Electronic science and technology of China"],"affiliations":[{"raw_affiliation_string":"University of Electronic Science and Technology of China","institution_ids":["https://openalex.org/I150229711"]},{"raw_affiliation_string":"University of Electronic science and technology of China","institution_ids":["https://openalex.org/I150229711"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5011384237","display_name":"Xiaofang Zhou","orcid":"https://orcid.org/0000-0001-6343-1455"},"institutions":[{"id":"https://openalex.org/I165143802","display_name":"University of Queensland","ror":"https://ror.org/00rqy9422","country_code":"AU","type":"education","lineage":["https://openalex.org/I165143802"]}],"countries":["AU"],"is_corresponding":false,"raw_author_name":"Xiaofang Zhou","raw_affiliation_strings":["The University of Queensland"],"affiliations":[{"raw_affiliation_string":"The University of Queensland","institution_ids":["https://openalex.org/I165143802"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5058043497","display_name":"Chunxiao Xing","orcid":"https://orcid.org/0000-0001-9390-3097"},"institutions":[{"id":"https://openalex.org/I99065089","display_name":"Tsinghua University","ror":"https://ror.org/03cve4549","country_code":"CN","type":"education","lineage":["https://openalex.org/I99065089"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Chunxiao Xing","raw_affiliation_strings":["Tsinghua University"],"affiliations":[{"raw_affiliation_string":"Tsinghua University","institution_ids":["https://openalex.org/I99065089"]}]}],"institutions":[],"countries_distinct_count":3,"institutions_distinct_count":7,"corresponding_author_ids":["https://openalex.org/A5078879815"],"corresponding_institution_ids":["https://openalex.org/I99065089"],"apc_list":null,"apc_paid":null,"fwci":27.8046,"has_fulltext":false,"cited_by_count":120,"citation_normalized_percentile":{"value":0.9962267,"is_in_top_1_percent":true,"is_in_top_10_percent":true},"cited_by_percentile_year":{"min":97,"max":100},"biblio":{"volume":null,"issue":null,"first_page":"3216","last_page":"3222"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11980","display_name":"Human Mobility and Location-Based Analysis","score":0.9998000264167786,"subfield":{"id":"https://openalex.org/subfields/3313","display_name":"Transportation"},"field":{"id":"https://openalex.org/fields/33","display_name":"Social Sciences"},"domain":{"id":"https://openalex.org/domains/2","display_name":"Social Sciences"}},"topics":[{"id":"https://openalex.org/T11980","display_name":"Human Mobility and Location-Based Analysis","score":0.9998000264167786,"subfield":{"id":"https://openalex.org/subfields/3313","display_name":"Transportation"},"field":{"id":"https://openalex.org/fields/33","display_name":"Social Sciences"},"domain":{"id":"https://openalex.org/domains/2","display_name":"Social Sciences"}},{"id":"https://openalex.org/T10203","display_name":"Recommender Systems and Techniques","score":0.9965999722480774,"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/T11106","display_name":"Data Management and Algorithms","score":0.9690999984741211,"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"}}],"keywords":[{"id":"https://openalex.org/keywords/subsequence","display_name":"Subsequence","score":0.9528185129165649},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.7969151735305786},{"id":"https://openalex.org/keywords/sequence","display_name":"Sequence (biology)","score":0.6290554404258728},{"id":"https://openalex.org/keywords/granularity","display_name":"Granularity","score":0.5616076588630676},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.5415613055229187},{"id":"https://openalex.org/keywords/state","display_name":"State (computer science)","score":0.4276938736438751},{"id":"https://openalex.org/keywords/data-mining","display_name":"Data mining","score":0.3906533718109131},{"id":"https://openalex.org/keywords/information-retrieval","display_name":"Information retrieval","score":0.3691476285457611},{"id":"https://openalex.org/keywords/machine-learning","display_name":"Machine learning","score":0.3644004464149475},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.09490323066711426}],"concepts":[{"id":"https://openalex.org/C137877099","wikidata":"https://www.wikidata.org/wiki/Q1332977","display_name":"Subsequence","level":3,"score":0.9528185129165649},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.7969151735305786},{"id":"https://openalex.org/C2778112365","wikidata":"https://www.wikidata.org/wiki/Q3511065","display_name":"Sequence (biology)","level":2,"score":0.6290554404258728},{"id":"https://openalex.org/C177774035","wikidata":"https://www.wikidata.org/wiki/Q1246948","display_name":"Granularity","level":2,"score":0.5616076588630676},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.5415613055229187},{"id":"https://openalex.org/C48103436","wikidata":"https://www.wikidata.org/wiki/Q599031","display_name":"State (computer science)","level":2,"score":0.4276938736438751},{"id":"https://openalex.org/C124101348","wikidata":"https://www.wikidata.org/wiki/Q172491","display_name":"Data mining","level":1,"score":0.3906533718109131},{"id":"https://openalex.org/C23123220","wikidata":"https://www.wikidata.org/wiki/Q816826","display_name":"Information retrieval","level":1,"score":0.3691476285457611},{"id":"https://openalex.org/C119857082","wikidata":"https://www.wikidata.org/wiki/Q2539","display_name":"Machine learning","level":1,"score":0.3644004464149475},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.09490323066711426},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.0},{"id":"https://openalex.org/C34388435","wikidata":"https://www.wikidata.org/wiki/Q2267362","display_name":"Bounded function","level":2,"score":0.0},{"id":"https://openalex.org/C86803240","wikidata":"https://www.wikidata.org/wiki/Q420","display_name":"Biology","level":0,"score":0.0},{"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/C54355233","wikidata":"https://www.wikidata.org/wiki/Q7162","display_name":"Genetics","level":1,"score":0.0},{"id":"https://openalex.org/C111919701","wikidata":"https://www.wikidata.org/wiki/Q9135","display_name":"Operating system","level":1,"score":0.0}],"mesh":[],"locations_count":2,"locations":[{"id":"doi:10.24963/ijcai.2020/445","is_oa":true,"landing_page_url":"https://doi.org/10.24963/ijcai.2020/445","pdf_url":"https://www.ijcai.org/proceedings/2020/0445.pdf","source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Proceedings of the Twenty-Ninth International Joint Conference on Artificial Intelligence","raw_type":"proceedings-article"},{"id":"pmh:oai:repository.ust.hk:1783.1-108044","is_oa":false,"landing_page_url":"http://repository.ust.hk/ir/Record/1783.1-108044","pdf_url":null,"source":{"id":"https://openalex.org/S4306401796","display_name":"Rare & Special e-Zone (The Hong Kong University of Science and Technology)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I200769079","host_organization_name":"Hong Kong University of Science and Technology","host_organization_lineage":["https://openalex.org/I200769079"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"","raw_type":"Conference paper"}],"best_oa_location":{"id":"doi:10.24963/ijcai.2020/445","is_oa":true,"landing_page_url":"https://doi.org/10.24963/ijcai.2020/445","pdf_url":"https://www.ijcai.org/proceedings/2020/0445.pdf","source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Proceedings of the Twenty-Ninth International Joint Conference on Artificial Intelligence","raw_type":"proceedings-article"},"sustainable_development_goals":[{"id":"https://metadata.un.org/sdg/16","score":0.7699999809265137,"display_name":"Peace, Justice and strong institutions"}],"awards":[{"id":"https://openalex.org/G1121271761","display_name":null,"funder_award_id":"Program","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"},{"id":"https://openalex.org/G2087396116","display_name":null,"funder_award_id":"China","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"},{"id":"https://openalex.org/G3085993365","display_name":null,"funder_award_id":"(Grant No.","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"},{"id":"https://openalex.org/G323530312","display_name":null,"funder_award_id":"6183201","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"},{"id":"https://openalex.org/G3561341673","display_name":null,"funder_award_id":"61836007","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"},{"id":"https://openalex.org/G3605299792","display_name":null,"funder_award_id":"61532018","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"},{"id":"https://openalex.org/G3634295602","display_name":null,"funder_award_id":"61832017","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"},{"id":"https://openalex.org/G3673659176","display_name":null,"funder_award_id":"B14044","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"},{"id":"https://openalex.org/G6896362766","display_name":null,"funder_award_id":"91646202","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"},{"id":"https://openalex.org/G7276332175","display_name":null,"funder_award_id":"190101","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"},{"id":"https://openalex.org/G7726157001","display_name":null,"funder_award_id":"Grant No.","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"},{"id":"https://openalex.org/G964926443","display_name":null,"funder_award_id":"61972069","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":true,"pdf":true},"content_urls":{"pdf":"https://content.openalex.org/works/W3035308866.pdf","grobid_xml":"https://content.openalex.org/works/W3035308866.grobid-xml"},"referenced_works_count":26,"referenced_works":["https://openalex.org/W1546409232","https://openalex.org/W1973749534","https://openalex.org/W2059512502","https://openalex.org/W2064675550","https://openalex.org/W2073013176","https://openalex.org/W2099257174","https://openalex.org/W2110953678","https://openalex.org/W2132827946","https://openalex.org/W2205235818","https://openalex.org/W2409027918","https://openalex.org/W2434565296","https://openalex.org/W2471486255","https://openalex.org/W2531384334","https://openalex.org/W2539781657","https://openalex.org/W2567312369","https://openalex.org/W2728796024","https://openalex.org/W2739805805","https://openalex.org/W2743289629","https://openalex.org/W2750303327","https://openalex.org/W2807855639","https://openalex.org/W2807894308","https://openalex.org/W2808425487","https://openalex.org/W2905432015","https://openalex.org/W2963735467","https://openalex.org/W3012782947","https://openalex.org/W4293714597"],"related_works":["https://openalex.org/W2931688134","https://openalex.org/W2377919138","https://openalex.org/W2378857091","https://openalex.org/W4230102134","https://openalex.org/W4256502920","https://openalex.org/W3029018717","https://openalex.org/W2354431794","https://openalex.org/W2616673942","https://openalex.org/W4287865815","https://openalex.org/W4307105233"],"abstract_inverted_index":{"Next":[0],"Point-of-Interest":[1],"(POI)":[2],"recommendation":[3],"plays":[4],"an":[5],"important":[6],"role":[7],"in":[8,18,121],"location-based":[9],"services.":[10],"State-of-the-art":[11],"methods":[12],"learn":[13,100],"the":[14,19,25,31,39,47,52,56,59,101,105,118,133],"POI-level":[15],"sequential":[16,87],"patterns":[17,27],"user's":[20,106],"check-in":[21,107],"sequence":[22],"but":[23,61],"ignore":[24],"subsequence":[26,81],"that":[28],"often":[29],"represent":[30],"socio-economic":[32],"activities":[33],"or":[34],"coherence":[35],"of":[36,38,58,82,104,135],"preference":[37],"users.":[40],"However,":[41],"it":[42],"is":[43],"challenging":[44],"to":[45,51,54,76,98,116],"integrate":[46,117],"semantic":[48,80],"subsequences":[49],"due":[50],"difficulty":[53],"predefine":[55],"granularity":[57],"complex":[60],"meaningful":[62],"subsequences.":[63],"In":[64],"this":[65],"paper,":[66],"we":[67],"propose":[68],"Adaptive":[69],"Sequence":[70],"Partitioner":[71],"with":[72],"Power-law":[73],"Attention":[74],"(ASPPA)":[75],"automatically":[77],"identify":[78],"each":[79],"POIs":[83],"and":[84,123],"discover":[85],"their":[86],"patterns.":[88],"Our":[89],"model":[90],"adopts":[91],"a":[92,112],"state-based":[93],"stacked":[94],"recurrent":[95],"neural":[96],"network":[97],"hierarchically":[99],"latent":[102],"structures":[103],"sequence.":[108],"We":[109],"also":[110],"design":[111],"power-law":[113],"attention":[114],"mechanism":[115],"domain":[119],"knowledge":[120],"spatial":[122],"temporal":[124],"contexts.":[125],"Extensive":[126],"experiments":[127],"on":[128],"two":[129],"real-world":[130],"datasets":[131],"demonstrate":[132],"effectiveness":[134],"our":[136],"model.":[137]},"counts_by_year":[{"year":2026,"cited_by_count":2},{"year":2025,"cited_by_count":8},{"year":2024,"cited_by_count":20},{"year":2023,"cited_by_count":28},{"year":2022,"cited_by_count":35},{"year":2021,"cited_by_count":22},{"year":2020,"cited_by_count":5}],"updated_date":"2026-04-13T07:58:08.660418","created_date":"2025-10-10T00:00:00"}