{"id":"https://openalex.org/W4406610621","doi":"https://doi.org/10.1109/access.2025.3531394","title":"Hypergraph User Embeddings and Session Contrastive Learning for POI Recommendation","display_name":"Hypergraph User Embeddings and Session Contrastive Learning for POI Recommendation","publication_year":2025,"publication_date":"2025-01-01","ids":{"openalex":"https://openalex.org/W4406610621","doi":"https://doi.org/10.1109/access.2025.3531394"},"language":"en","primary_location":{"id":"doi:10.1109/access.2025.3531394","is_oa":true,"landing_page_url":"https://doi.org/10.1109/access.2025.3531394","pdf_url":null,"source":{"id":"https://openalex.org/S2485537415","display_name":"IEEE Access","issn_l":"2169-3536","issn":["2169-3536"],"is_oa":true,"is_in_doaj":true,"is_core":true,"host_organization":"https://openalex.org/P4310319808","host_organization_name":"Institute of Electrical and Electronics Engineers","host_organization_lineage":["https://openalex.org/P4310319808"],"host_organization_lineage_names":["Institute of Electrical and Electronics Engineers"],"type":"journal"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"IEEE Access","raw_type":"journal-article"},"type":"article","indexed_in":["crossref","doaj"],"open_access":{"is_oa":true,"oa_status":"gold","oa_url":"https://doi.org/10.1109/access.2025.3531394","any_repository_has_fulltext":true},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5100456399","display_name":"Yan Zhang","orcid":"https://orcid.org/0000-0003-2479-7555"},"institutions":[{"id":"https://openalex.org/I21945476","display_name":"Shanghai Normal University","ror":"https://ror.org/01cxqmw89","country_code":"CN","type":"education","lineage":["https://openalex.org/I21945476"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Yan Zhang","raw_affiliation_strings":["College of Information, Mechanical and Electrical Engineering, Shanghai Normal University, Shanghai, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"College of Information, Mechanical and Electrical Engineering, Shanghai Normal University, Shanghai, China","institution_ids":["https://openalex.org/I21945476"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5100705178","display_name":"Bin Wang","orcid":"https://orcid.org/0000-0003-4054-6385"},"institutions":[{"id":"https://openalex.org/I21945476","display_name":"Shanghai Normal University","ror":"https://ror.org/01cxqmw89","country_code":"CN","type":"education","lineage":["https://openalex.org/I21945476"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Bin Wang","raw_affiliation_strings":["College of Information, Mechanical and Electrical Engineering, Shanghai Normal University, Shanghai, China"],"raw_orcid":"https://orcid.org/0000-0003-4054-6385","affiliations":[{"raw_affiliation_string":"College of Information, Mechanical and Electrical Engineering, Shanghai Normal University, Shanghai, China","institution_ids":["https://openalex.org/I21945476"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5100690624","display_name":"Qian Zhang","orcid":"https://orcid.org/0000-0003-0760-9241"},"institutions":[{"id":"https://openalex.org/I21945476","display_name":"Shanghai Normal University","ror":"https://ror.org/01cxqmw89","country_code":"CN","type":"education","lineage":["https://openalex.org/I21945476"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Qian Zhang","raw_affiliation_strings":["College of Information, Mechanical and Electrical Engineering, Shanghai Normal University, Shanghai, China"],"raw_orcid":"https://orcid.org/0000-0003-0760-9241","affiliations":[{"raw_affiliation_string":"College of Information, Mechanical and Electrical Engineering, Shanghai Normal University, Shanghai, China","institution_ids":["https://openalex.org/I21945476"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5016762821","display_name":"Sulei Zhu","orcid":null},"institutions":[{"id":"https://openalex.org/I21945476","display_name":"Shanghai Normal University","ror":"https://ror.org/01cxqmw89","country_code":"CN","type":"education","lineage":["https://openalex.org/I21945476"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Sulei Zhu","raw_affiliation_strings":["College of Information, Mechanical and Electrical Engineering, Shanghai Normal University, Shanghai, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"College of Information, Mechanical and Electrical Engineering, Shanghai Normal University, Shanghai, China","institution_ids":["https://openalex.org/I21945476"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5100694241","display_name":"Yan Ma","orcid":"https://orcid.org/0000-0001-9243-8322"},"institutions":[{"id":"https://openalex.org/I21945476","display_name":"Shanghai Normal University","ror":"https://ror.org/01cxqmw89","country_code":"CN","type":"education","lineage":["https://openalex.org/I21945476"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Yan Ma","raw_affiliation_strings":["College of Information, Mechanical and Electrical Engineering, Shanghai Normal University, Shanghai, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"College of Information, Mechanical and Electrical Engineering, Shanghai Normal University, Shanghai, China","institution_ids":["https://openalex.org/I21945476"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":1,"corresponding_author_ids":[],"corresponding_institution_ids":["https://openalex.org/I21945476"],"apc_list":{"value":2075,"currency":"USD","value_usd":2075},"apc_paid":{"value":2075,"currency":"USD","value_usd":2075},"fwci":3.5698,"has_fulltext":false,"cited_by_count":2,"citation_normalized_percentile":{"value":0.91710052,"is_in_top_1_percent":false,"is_in_top_10_percent":true},"cited_by_percentile_year":{"min":91,"max":97},"biblio":{"volume":"13","issue":null,"first_page":"17983","last_page":"17995"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10203","display_name":"Recommender Systems and Techniques","score":0.9988999962806702,"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":0.9988999962806702,"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/T11273","display_name":"Advanced Graph Neural Networks","score":0.9939000010490417,"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"}},{"id":"https://openalex.org/T10028","display_name":"Topic Modeling","score":0.9807000160217285,"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/session","display_name":"Session (web analytics)","score":0.8160477876663208},{"id":"https://openalex.org/keywords/hypergraph","display_name":"Hypergraph","score":0.7924011945724487},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.7833184003829956},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.40113258361816406},{"id":"https://openalex.org/keywords/information-retrieval","display_name":"Information retrieval","score":0.37767717242240906},{"id":"https://openalex.org/keywords/theoretical-computer-science","display_name":"Theoretical computer science","score":0.3661283850669861},{"id":"https://openalex.org/keywords/world-wide-web","display_name":"World Wide Web","score":0.2586241364479065},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.11315655708312988},{"id":"https://openalex.org/keywords/combinatorics","display_name":"Combinatorics","score":0.09931597113609314}],"concepts":[{"id":"https://openalex.org/C2779182362","wikidata":"https://www.wikidata.org/wiki/Q17126187","display_name":"Session (web analytics)","level":2,"score":0.8160477876663208},{"id":"https://openalex.org/C2781221856","wikidata":"https://www.wikidata.org/wiki/Q840247","display_name":"Hypergraph","level":2,"score":0.7924011945724487},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.7833184003829956},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.40113258361816406},{"id":"https://openalex.org/C23123220","wikidata":"https://www.wikidata.org/wiki/Q816826","display_name":"Information retrieval","level":1,"score":0.37767717242240906},{"id":"https://openalex.org/C80444323","wikidata":"https://www.wikidata.org/wiki/Q2878974","display_name":"Theoretical computer science","level":1,"score":0.3661283850669861},{"id":"https://openalex.org/C136764020","wikidata":"https://www.wikidata.org/wiki/Q466","display_name":"World Wide Web","level":1,"score":0.2586241364479065},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.11315655708312988},{"id":"https://openalex.org/C114614502","wikidata":"https://www.wikidata.org/wiki/Q76592","display_name":"Combinatorics","level":1,"score":0.09931597113609314}],"mesh":[],"locations_count":2,"locations":[{"id":"doi:10.1109/access.2025.3531394","is_oa":true,"landing_page_url":"https://doi.org/10.1109/access.2025.3531394","pdf_url":null,"source":{"id":"https://openalex.org/S2485537415","display_name":"IEEE Access","issn_l":"2169-3536","issn":["2169-3536"],"is_oa":true,"is_in_doaj":true,"is_core":true,"host_organization":"https://openalex.org/P4310319808","host_organization_name":"Institute of Electrical and Electronics Engineers","host_organization_lineage":["https://openalex.org/P4310319808"],"host_organization_lineage_names":["Institute of Electrical and Electronics Engineers"],"type":"journal"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"IEEE Access","raw_type":"journal-article"},{"id":"pmh:oai:doaj.org/article:233d6d2a5fed4855b137a8d0b73c7dfc","is_oa":true,"landing_page_url":"https://doaj.org/article/233d6d2a5fed4855b137a8d0b73c7dfc","pdf_url":null,"source":{"id":"https://openalex.org/S4306401280","display_name":"DOAJ (DOAJ: Directory of Open Access Journals)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":null,"host_organization_name":null,"host_organization_lineage":[],"host_organization_lineage_names":[],"type":"repository"},"license":"cc-by-sa","license_id":"https://openalex.org/licenses/cc-by-sa","version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"IEEE Access, Vol 13, Pp 17983-17995 (2025)","raw_type":"article"}],"best_oa_location":{"id":"doi:10.1109/access.2025.3531394","is_oa":true,"landing_page_url":"https://doi.org/10.1109/access.2025.3531394","pdf_url":null,"source":{"id":"https://openalex.org/S2485537415","display_name":"IEEE Access","issn_l":"2169-3536","issn":["2169-3536"],"is_oa":true,"is_in_doaj":true,"is_core":true,"host_organization":"https://openalex.org/P4310319808","host_organization_name":"Institute of Electrical and Electronics Engineers","host_organization_lineage":["https://openalex.org/P4310319808"],"host_organization_lineage_names":["Institute of Electrical and Electronics Engineers"],"type":"journal"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"IEEE Access","raw_type":"journal-article"},"sustainable_development_goals":[],"awards":[{"id":"https://openalex.org/G2700380103","display_name":null,"funder_award_id":"62301320","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":46,"referenced_works":["https://openalex.org/W2044672016","https://openalex.org/W2071702404","https://openalex.org/W2112008792","https://openalex.org/W2117587045","https://openalex.org/W2119541122","https://openalex.org/W2171279286","https://openalex.org/W2408538552","https://openalex.org/W2539781657","https://openalex.org/W2612465529","https://openalex.org/W2762735242","https://openalex.org/W2788114581","https://openalex.org/W2808425487","https://openalex.org/W2842511635","https://openalex.org/W2892880750","https://openalex.org/W2907639449","https://openalex.org/W2913696439","https://openalex.org/W2957988017","https://openalex.org/W2962756421","https://openalex.org/W2964015378","https://openalex.org/W2965898633","https://openalex.org/W2997646554","https://openalex.org/W2998167534","https://openalex.org/W3018197885","https://openalex.org/W3034646226","https://openalex.org/W3040157551","https://openalex.org/W3093261329","https://openalex.org/W3093741743","https://openalex.org/W3128267727","https://openalex.org/W3155496675","https://openalex.org/W3173365306","https://openalex.org/W3211468413","https://openalex.org/W4213140222","https://openalex.org/W4284668299","https://openalex.org/W4284686273","https://openalex.org/W4284701295","https://openalex.org/W4290943973","https://openalex.org/W4365792345","https://openalex.org/W4384895066","https://openalex.org/W4385245566","https://openalex.org/W4385636751","https://openalex.org/W4387374535","https://openalex.org/W4387848920","https://openalex.org/W4392843879","https://openalex.org/W6632885370","https://openalex.org/W6762490134","https://openalex.org/W6850938549"],"related_works":["https://openalex.org/W4376608589","https://openalex.org/W1537073411","https://openalex.org/W1948107826","https://openalex.org/W3138003926","https://openalex.org/W1630514295","https://openalex.org/W4300037846","https://openalex.org/W4288275998","https://openalex.org/W2963081352","https://openalex.org/W4376608938","https://openalex.org/W2472555608"],"abstract_inverted_index":{"Internet":[0],"technologies":[1],"have":[2],"enabled":[3],"location-based":[4],"social":[5],"networks":[6],"(LBSNs)":[7],"to":[8,34,66,88,101,172,194,210],"provide":[9],"users":[10,62,134,156,171],"with":[11],"a":[12,25,116,148],"variety":[13],"of":[14,30,93,108,170],"services.":[15],"In":[16],"this":[17,31,161],"context,":[18],"next":[19,50,129],"Point-of-Interest":[20],"(POI)":[21],"recommendation":[22],"has":[23],"become":[24],"key":[26],"task.":[27],"The":[28],"goal":[29],"task":[32],"is":[33],"mine":[35,68],"users\u2019":[36,214],"travel":[37,105,176,215],"behavior":[38,106],"preferences":[39,177],"based":[40],"on":[41,160,219],"their":[42,175],"historical":[43],"check-in":[44],"session":[45,204],"sequences":[46],"and":[47,63,72,123,137,157,163,178,206],"recommend":[48],"the":[49,59,77,91,103,138,152,181,189],"POI.":[51],"However,":[52],"existing":[53,97,227],"methods":[54],"are":[55],"insufficient":[56],"in":[57],"capturing":[58],"interactions":[60],"between":[61,82,155,185,200],"POIs,":[64],"fail":[65],"fully":[67,179],"personalized":[69,168],"user":[70],"preferences,":[71],"do":[73],"not":[74],"adequately":[75],"reveal":[76],"complex,":[78],"high-order":[79,182],"collaborative":[80,183],"signals":[81,184],"users,":[83,186,201],"which":[84],"makes":[85],"it":[86],"difficult":[87],"effectively":[89],"alleviate":[90],"problem":[92],"data":[94,190],"sparsity.":[95],"Moreover,":[96],"approaches":[98],"also":[99],"struggle":[100],"distinguish":[102,196],"different":[104],"patterns":[107],"users.":[109],"To":[110],"address":[111],"these":[112,145],"issues,":[113],"we":[114,166,202],"propose":[115],"novel":[117],"method":[118],"called":[119],"Hypergraph":[120],"User":[121],"Embedding":[122],"Session":[124],"Contrastive":[125],"Learning":[126],"(HUE-SCL)":[127],"for":[128],"POI":[130,164],"recommendation.":[131],"We":[132],"model":[133],"as":[135,142],"hyperedges":[136],"POIs":[139],"they":[140],"visit":[141],"nodes":[143],"within":[144],"hyperedges,":[146],"constructing":[147],"hypergraph":[149,162],"that":[150,224],"reveals":[151],"interaction":[153],"relationships":[154],"POIs.":[158],"Based":[159],"embeddings,":[165],"perform":[167],"embedding":[169],"better":[173,195],"capture":[174,213],"exploit":[180],"thus":[187],"alleviating":[188],"sparsity":[191],"problem.":[192],"Additionally,":[193],"behavioral":[197],"pattern":[198],"differences":[199],"introduce":[203],"enhancement":[205],"contrastive":[207],"learning":[208],"techniques":[209],"more":[211],"accurately":[212],"preferences.":[216],"Extensive":[217],"experiments":[218],"two":[220],"real-world":[221],"datasets":[222],"show":[223],"HUE-SCL":[225],"outperforms":[226],"state-of-the-art":[228],"baseline":[229],"methods.":[230]},"counts_by_year":[{"year":2026,"cited_by_count":1},{"year":2025,"cited_by_count":1}],"updated_date":"2026-08-21T09:56:20.448147","created_date":"2025-10-10T00:00:00"}