{"id":"https://openalex.org/W4409581370","doi":"https://doi.org/10.1109/tsc.2025.3562352","title":"HGDRec:Next POI Recommendation Based on Hypergraph Neural Network and Diffusion Model","display_name":"HGDRec:Next POI Recommendation Based on Hypergraph Neural Network and Diffusion Model","publication_year":2025,"publication_date":"2025-04-18","ids":{"openalex":"https://openalex.org/W4409581370","doi":"https://doi.org/10.1109/tsc.2025.3562352"},"language":"en","primary_location":{"id":"doi:10.1109/tsc.2025.3562352","is_oa":false,"landing_page_url":"https://doi.org/10.1109/tsc.2025.3562352","pdf_url":null,"source":{"id":"https://openalex.org/S204223317","display_name":"IEEE Transactions on Services Computing","issn_l":"1939-1374","issn":["1939-1374","2372-0204"],"is_oa":false,"is_in_doaj":false,"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":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"IEEE Transactions on Services Computing","raw_type":"journal-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/A5074201645","display_name":"Yong\u2013Le Pan","orcid":"https://orcid.org/0009-0005-7152-026X"},"institutions":[{"id":"https://openalex.org/I158842170","display_name":"Chongqing University","ror":"https://ror.org/023rhb549","country_code":"CN","type":"education","lineage":["https://openalex.org/I158842170"]}],"countries":["CN"],"is_corresponding":true,"raw_author_name":"Yinchen Pan","raw_affiliation_strings":["School of Big Data and software engineering, Chongqing University, Chongqing, China","School of big data and software engineering, Chongqing University, Chongqing, China"],"affiliations":[{"raw_affiliation_string":"School of Big Data and software engineering, Chongqing University, Chongqing, China","institution_ids":["https://openalex.org/I158842170"]},{"raw_affiliation_string":"School of big data and software engineering, Chongqing University, Chongqing, China","institution_ids":["https://openalex.org/I158842170"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5024752776","display_name":"Jun Zeng","orcid":"https://orcid.org/0000-0003-3129-9052"},"institutions":[{"id":"https://openalex.org/I158842170","display_name":"Chongqing University","ror":"https://ror.org/023rhb549","country_code":"CN","type":"education","lineage":["https://openalex.org/I158842170"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Jun Zeng","raw_affiliation_strings":["School of Big Data and software engineering, Chongqing University, Chongqing, China","School of big data and software engineering, Chongqing University, Chongqing, China"],"affiliations":[{"raw_affiliation_string":"School of Big Data and software engineering, Chongqing University, Chongqing, China","institution_ids":["https://openalex.org/I158842170"]},{"raw_affiliation_string":"School of big data and software engineering, Chongqing University, Chongqing, China","institution_ids":["https://openalex.org/I158842170"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5100389369","display_name":"Ziwei Wang","orcid":null},"institutions":[{"id":"https://openalex.org/I168879160","display_name":"Zhejiang University of Science and Technology","ror":"https://ror.org/05mx0wr29","country_code":"CN","type":"education","lineage":["https://openalex.org/I168879160"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Ziwei Wang","raw_affiliation_strings":["College of Computer Science and Technology, Zhejiang University, Hangzhou, China"],"affiliations":[{"raw_affiliation_string":"College of Computer Science and Technology, Zhejiang University, Hangzhou, China","institution_ids":["https://openalex.org/I168879160"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5102842771","display_name":"Haoran Tang","orcid":"https://orcid.org/0000-0003-0700-8710"},"institutions":[{"id":"https://openalex.org/I14243506","display_name":"Hong Kong Polytechnic University","ror":"https://ror.org/0030zas98","country_code":"HK","type":"education","lineage":["https://openalex.org/I14243506"]}],"countries":["HK"],"is_corresponding":false,"raw_author_name":"Haoran Tang","raw_affiliation_strings":["Department of Computing, The Hong Kong Polytechnic University, Kowloon, Hong Kong","Department of Computing, Hong Kong Polytechnic University, Hung Hom, Kowloon, Hong Kong"],"affiliations":[{"raw_affiliation_string":"Department of Computing, The Hong Kong Polytechnic University, Kowloon, Hong Kong","institution_ids":["https://openalex.org/I14243506"]},{"raw_affiliation_string":"Department of Computing, Hong Kong Polytechnic University, Hung Hom, Kowloon, Hong Kong","institution_ids":["https://openalex.org/I14243506"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5024416196","display_name":"Junhao Wen","orcid":"https://orcid.org/0000-0002-6561-560X"},"institutions":[{"id":"https://openalex.org/I158842170","display_name":"Chongqing University","ror":"https://ror.org/023rhb549","country_code":"CN","type":"education","lineage":["https://openalex.org/I158842170"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Junhao Wen","raw_affiliation_strings":["School of Big Data and software engineering, Chongqing University, Chongqing, China","School of big data and software engineering, Chongqing University, Chongqing, China"],"affiliations":[{"raw_affiliation_string":"School of Big Data and software engineering, Chongqing University, Chongqing, China","institution_ids":["https://openalex.org/I158842170"]},{"raw_affiliation_string":"School of big data and software engineering, Chongqing University, Chongqing, China","institution_ids":["https://openalex.org/I158842170"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5002210013","display_name":"Min Gao","orcid":"https://orcid.org/0000-0003-0127-7477"},"institutions":[{"id":"https://openalex.org/I158842170","display_name":"Chongqing University","ror":"https://ror.org/023rhb549","country_code":"CN","type":"education","lineage":["https://openalex.org/I158842170"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Min Gao","raw_affiliation_strings":["School of Big Data and software engineering, Chongqing University, Chongqing, China","School of big data and software engineering, Chongqing University, Chongqing, China"],"affiliations":[{"raw_affiliation_string":"School of Big Data and software engineering, Chongqing University, Chongqing, China","institution_ids":["https://openalex.org/I158842170"]},{"raw_affiliation_string":"School of big data and software engineering, Chongqing University, Chongqing, China","institution_ids":["https://openalex.org/I158842170"]}]}],"institutions":[],"countries_distinct_count":2,"institutions_distinct_count":6,"corresponding_author_ids":["https://openalex.org/A5074201645"],"corresponding_institution_ids":["https://openalex.org/I158842170"],"apc_list":null,"apc_paid":null,"fwci":8.1739,"has_fulltext":false,"cited_by_count":6,"citation_normalized_percentile":{"value":0.97568648,"is_in_top_1_percent":false,"is_in_top_10_percent":true},"cited_by_percentile_year":{"min":97,"max":99},"biblio":{"volume":"18","issue":"3","first_page":"1445","last_page":"1458"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T12422","display_name":"Radiomics and Machine Learning in Medical Imaging","score":0.8422999978065491,"subfield":{"id":"https://openalex.org/subfields/2741","display_name":"Radiology, Nuclear Medicine and Imaging"},"field":{"id":"https://openalex.org/fields/27","display_name":"Medicine"},"domain":{"id":"https://openalex.org/domains/4","display_name":"Health Sciences"}},"topics":[{"id":"https://openalex.org/T12422","display_name":"Radiomics and Machine Learning in Medical Imaging","score":0.8422999978065491,"subfield":{"id":"https://openalex.org/subfields/2741","display_name":"Radiology, Nuclear Medicine and Imaging"},"field":{"id":"https://openalex.org/fields/27","display_name":"Medicine"},"domain":{"id":"https://openalex.org/domains/4","display_name":"Health Sciences"}},{"id":"https://openalex.org/T10203","display_name":"Recommender Systems and Techniques","score":0.8378999829292297,"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/T10824","display_name":"Image Retrieval and Classification Techniques","score":0.7631999850273132,"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/computer-science","display_name":"Computer science","score":0.8236786723136902},{"id":"https://openalex.org/keywords/hypergraph","display_name":"Hypergraph","score":0.526738166809082},{"id":"https://openalex.org/keywords/artificial-neural-network","display_name":"Artificial neural network","score":0.5243461728096008},{"id":"https://openalex.org/keywords/diffusion","display_name":"Diffusion","score":0.4184989333152771},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.3691200613975525},{"id":"https://openalex.org/keywords/data-mining","display_name":"Data mining","score":0.3414193093776703}],"concepts":[{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.8236786723136902},{"id":"https://openalex.org/C2781221856","wikidata":"https://www.wikidata.org/wiki/Q840247","display_name":"Hypergraph","level":2,"score":0.526738166809082},{"id":"https://openalex.org/C50644808","wikidata":"https://www.wikidata.org/wiki/Q192776","display_name":"Artificial neural network","level":2,"score":0.5243461728096008},{"id":"https://openalex.org/C69357855","wikidata":"https://www.wikidata.org/wiki/Q163214","display_name":"Diffusion","level":2,"score":0.4184989333152771},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.3691200613975525},{"id":"https://openalex.org/C124101348","wikidata":"https://www.wikidata.org/wiki/Q172491","display_name":"Data mining","level":1,"score":0.3414193093776703},{"id":"https://openalex.org/C97355855","wikidata":"https://www.wikidata.org/wiki/Q11473","display_name":"Thermodynamics","level":1,"score":0.0},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.0},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.0},{"id":"https://openalex.org/C118615104","wikidata":"https://www.wikidata.org/wiki/Q121416","display_name":"Discrete mathematics","level":1,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/tsc.2025.3562352","is_oa":false,"landing_page_url":"https://doi.org/10.1109/tsc.2025.3562352","pdf_url":null,"source":{"id":"https://openalex.org/S204223317","display_name":"IEEE Transactions on Services Computing","issn_l":"1939-1374","issn":["1939-1374","2372-0204"],"is_oa":false,"is_in_doaj":false,"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":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"IEEE Transactions on Services Computing","raw_type":"journal-article"}],"best_oa_location":null,"sustainable_development_goals":[],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":24,"referenced_works":["https://openalex.org/W2539781657","https://openalex.org/W2963367478","https://openalex.org/W2967815915","https://openalex.org/W2997646554","https://openalex.org/W3128267727","https://openalex.org/W4284668299","https://openalex.org/W4284679298","https://openalex.org/W4284686273","https://openalex.org/W4365792345","https://openalex.org/W4382239876","https://openalex.org/W4384644330","https://openalex.org/W4384895066","https://openalex.org/W4386746103","https://openalex.org/W4386858605","https://openalex.org/W4387344551","https://openalex.org/W4387846486","https://openalex.org/W4388915548","https://openalex.org/W4389722817","https://openalex.org/W4390412407","https://openalex.org/W4390872297","https://openalex.org/W4393140483","https://openalex.org/W4396757534","https://openalex.org/W4399617935","https://openalex.org/W6788990321"],"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":{"In":[0],"recent":[1],"years,":[2],"next":[3,88],"Point-of-Interest":[4],"(POI)":[5],"recommendation":[6],"is":[7,50],"essential":[8],"for":[9,86,96],"many":[10],"location-based":[11],"services,":[12],"aiming":[13],"to":[14,105,127,134],"predict":[15],"the":[16,45,87,148,159,164],"most":[17],"likely":[18],"POI":[19,89],"a":[20,81,107,142],"user":[21,48,67,111,130],"will":[22],"visit":[23],"next.":[24],"Current":[25],"research":[26],"employs":[27],"graph-based":[28],"and":[29,53],"sequential":[30],"methods,":[31],"which":[32],"have":[33,58],"significantly":[34],"improved":[35,149],"performance.":[36],"However,":[37],"there":[38],"are":[39],"still":[40],"limitations:":[41],"numerous":[42],"methods":[43],"overlook":[44],"fact":[46],"that":[47],"intent":[49,99,138],"constantly":[51],"changing":[52],"complex.":[54],"Furthermore,":[55],"prior":[56],"studies":[57],"seldom":[59],"addressed":[60],"spatiotemporal":[61,125],"correlations":[62],"while":[63],"considering":[64],"differences":[65],"in":[66],"behavior":[68,131],"patterns.":[69,132],"Additionally,":[70,133],"implicit":[71],"feedback":[72],"contains":[73],"noise.":[74],"To":[75],"address":[76],"these":[77],"issues,":[78],"we":[79,92,119,140],"propose":[80],"recommender":[82],"model":[83],"named":[84],"HGDRec":[85,162],"recommendation.":[90],"Specifically,":[91],"introduce":[93],"an":[94],"approach":[95],"extracting":[97],"trajectory":[98,103,137],"by":[100,114],"integrating":[101],"multi-dimensional":[102],"representations":[104],"achieve":[106],"multi-level":[108],"understanding":[109],"of":[110,161],"trajectories.":[112],"Then,":[113],"analyzing":[115],"users'":[116],"long":[117],"trajectories,":[118],"construct":[120],"global":[121],"hypergraph":[122],"structures":[123],"across":[124],"regions":[126],"comprehensively":[128],"capture":[129],"further":[135],"optimize":[136],"representation,":[139],"employ":[141],"feature":[143],"optimization":[144],"method":[145],"based":[146],"on":[147,154],"diffusion":[150],"model.":[151],"Extensive":[152],"experiments":[153],"three":[155],"real-world":[156],"datasets":[157],"validate":[158],"superiority":[160],"over":[163],"state-of-the-art":[165],"methods.":[166]},"counts_by_year":[{"year":2026,"cited_by_count":2},{"year":2025,"cited_by_count":4}],"updated_date":"2026-03-29T08:15:47.926485","created_date":"2025-10-10T00:00:00"}
