{"id":"https://openalex.org/W4387846311","doi":"https://doi.org/10.1145/3583780.3614958","title":"Mask- and Contrast-Enhanced Spatio-Temporal Learning for Urban Flow Prediction","display_name":"Mask- and Contrast-Enhanced Spatio-Temporal Learning for Urban Flow Prediction","publication_year":2023,"publication_date":"2023-10-21","ids":{"openalex":"https://openalex.org/W4387846311","doi":"https://doi.org/10.1145/3583780.3614958"},"language":"en","primary_location":{"id":"doi:10.1145/3583780.3614958","is_oa":false,"landing_page_url":"https://doi.org/10.1145/3583780.3614958","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Proceedings of the 32nd ACM International Conference on Information and Knowledge Management","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/A5040099809","display_name":"Xu Zhang","orcid":"https://orcid.org/0000-0002-4143-0715"},"institutions":[{"id":"https://openalex.org/I152269853","display_name":"Qilu University of Technology","ror":"https://ror.org/04hyzq608","country_code":"CN","type":"education","lineage":["https://openalex.org/I152269853"]},{"id":"https://openalex.org/I154099455","display_name":"Shandong University","ror":"https://ror.org/0207yh398","country_code":"CN","type":"education","lineage":["https://openalex.org/I154099455"]},{"id":"https://openalex.org/I4210142748","display_name":"Shandong Academy of Sciences","ror":"https://ror.org/04y8d6y55","country_code":"CN","type":"education","lineage":["https://openalex.org/I4210142748"]}],"countries":["CN"],"is_corresponding":true,"raw_author_name":"Xu Zhang","raw_affiliation_strings":["Key Laboratory of Computing Power Network and Information Security, Ministry of Education, Shandong Computer Science Center, Qilu University of Technology (Shandong Academy of Sciences) & Shandong Provincial Key Laboratory of Computer Networks, Shandong Fundamental Research Center for Computer Science, Jinan, China","School of Software, Shandong University, Jinan, China"],"affiliations":[{"raw_affiliation_string":"Key Laboratory of Computing Power Network and Information Security, Ministry of Education, Shandong Computer Science Center, Qilu University of Technology (Shandong Academy of Sciences) & Shandong Provincial Key Laboratory of Computer Networks, Shandong Fundamental Research Center for Computer Science, Jinan, China","institution_ids":["https://openalex.org/I152269853","https://openalex.org/I4210142748"]},{"raw_affiliation_string":"School of Software, Shandong University, Jinan, China","institution_ids":["https://openalex.org/I154099455"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5040047825","display_name":"Yongshun Gong","orcid":"https://orcid.org/0000-0003-3948-4471"},"institutions":[{"id":"https://openalex.org/I154099455","display_name":"Shandong University","ror":"https://ror.org/0207yh398","country_code":"CN","type":"education","lineage":["https://openalex.org/I154099455"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Yongshun Gong","raw_affiliation_strings":["School of Software, Shandong University, Jinan, China"],"affiliations":[{"raw_affiliation_string":"School of Software, Shandong University, Jinan, China","institution_ids":["https://openalex.org/I154099455"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5100375447","display_name":"Xinxin Zhang","orcid":"https://orcid.org/0000-0001-6069-5391"},"institutions":[{"id":"https://openalex.org/I152269853","display_name":"Qilu University of Technology","ror":"https://ror.org/04hyzq608","country_code":"CN","type":"education","lineage":["https://openalex.org/I152269853"]},{"id":"https://openalex.org/I154099455","display_name":"Shandong University","ror":"https://ror.org/0207yh398","country_code":"CN","type":"education","lineage":["https://openalex.org/I154099455"]},{"id":"https://openalex.org/I4210142748","display_name":"Shandong Academy of Sciences","ror":"https://ror.org/04y8d6y55","country_code":"CN","type":"education","lineage":["https://openalex.org/I4210142748"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Xinxin Zhang","raw_affiliation_strings":["Key Laboratory of Computing Power Network and Information Security, Ministry of Education, Shandong Computer Science Center, Qilu University of Technology (Shandong Academy of Sciences) & Shandong Provincial Key Laboratory of Computer Networks, Shandong Fundamental Research Center for Computer Science, Jinan, China","School of Software, Shandong University, Jinan, China"],"affiliations":[{"raw_affiliation_string":"Key Laboratory of Computing Power Network and Information Security, Ministry of Education, Shandong Computer Science Center, Qilu University of Technology (Shandong Academy of Sciences) & Shandong Provincial Key Laboratory of Computer Networks, Shandong Fundamental Research Center for Computer Science, Jinan, China","institution_ids":["https://openalex.org/I152269853","https://openalex.org/I4210142748"]},{"raw_affiliation_string":"School of Software, Shandong University, Jinan, China","institution_ids":["https://openalex.org/I154099455"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5101416812","display_name":"Xiaoming Wu","orcid":"https://orcid.org/0000-0003-0268-0217"},"institutions":[{"id":"https://openalex.org/I152269853","display_name":"Qilu University of Technology","ror":"https://ror.org/04hyzq608","country_code":"CN","type":"education","lineage":["https://openalex.org/I152269853"]},{"id":"https://openalex.org/I4210142748","display_name":"Shandong Academy of Sciences","ror":"https://ror.org/04y8d6y55","country_code":"CN","type":"education","lineage":["https://openalex.org/I4210142748"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Xiaoming Wu","raw_affiliation_strings":["Key Laboratory of Computing Power Network and Information Security, Ministry of Education, Shandong Computer Science Center, Qilu University of Technology (Shandong Academy of Sciences) & Shandong Provincial Key Laboratory of Computer Networks, Shandong Fundamental Research Center for Computer Science, Jinan, China"],"affiliations":[{"raw_affiliation_string":"Key Laboratory of Computing Power Network and Information Security, Ministry of Education, Shandong Computer Science Center, Qilu University of Technology (Shandong Academy of Sciences) & Shandong Provincial Key Laboratory of Computer Networks, Shandong Fundamental Research Center for Computer Science, Jinan, China","institution_ids":["https://openalex.org/I152269853","https://openalex.org/I4210142748"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5100438525","display_name":"Chengqi Zhang","orcid":"https://orcid.org/0000-0001-5715-7154"},"institutions":[{"id":"https://openalex.org/I114017466","display_name":"University of Technology Sydney","ror":"https://ror.org/03f0f6041","country_code":"AU","type":"education","lineage":["https://openalex.org/I114017466"]}],"countries":["AU"],"is_corresponding":false,"raw_author_name":"Chengqi Zhang","raw_affiliation_strings":["Centre for Artificial inteligence, Facuty of Engineering and informalion Technology, Universily of Technology Sydney, Sydney, NSW, Australia"],"affiliations":[{"raw_affiliation_string":"Centre for Artificial inteligence, Facuty of Engineering and informalion Technology, Universily of Technology Sydney, Sydney, NSW, Australia","institution_ids":["https://openalex.org/I114017466"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5100748278","display_name":"Xiangjun Dong","orcid":"https://orcid.org/0000-0002-5364-5844"},"institutions":[{"id":"https://openalex.org/I152269853","display_name":"Qilu University of Technology","ror":"https://ror.org/04hyzq608","country_code":"CN","type":"education","lineage":["https://openalex.org/I152269853"]},{"id":"https://openalex.org/I4210142748","display_name":"Shandong Academy of Sciences","ror":"https://ror.org/04y8d6y55","country_code":"CN","type":"education","lineage":["https://openalex.org/I4210142748"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Xiangjun Dong","raw_affiliation_strings":["Key Laboratory of Computing Power Network and Information Security, Ministry of Education, Shandong Computer Science Center, Qilu University of Technology (Shandong Academy of Sciences) & Shandong Provincial Key Laboratory of Computer Networks, Shandong Fundamental Research Center for Computer Science, Jinan, China"],"affiliations":[{"raw_affiliation_string":"Key Laboratory of Computing Power Network and Information Security, Ministry of Education, Shandong Computer Science Center, Qilu University of Technology (Shandong Academy of Sciences) & Shandong Provincial Key Laboratory of Computer Networks, Shandong Fundamental Research Center for Computer Science, Jinan, China","institution_ids":["https://openalex.org/I152269853","https://openalex.org/I4210142748"]}]}],"institutions":[],"countries_distinct_count":2,"institutions_distinct_count":6,"corresponding_author_ids":["https://openalex.org/A5040099809"],"corresponding_institution_ids":["https://openalex.org/I152269853","https://openalex.org/I154099455","https://openalex.org/I4210142748"],"apc_list":null,"apc_paid":null,"fwci":2.5776,"has_fulltext":false,"cited_by_count":17,"citation_normalized_percentile":{"value":0.88732005,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":98,"max":99},"biblio":{"volume":null,"issue":null,"first_page":"3298","last_page":"3307"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11344","display_name":"Traffic Prediction and Management Techniques","score":0.9998999834060669,"subfield":{"id":"https://openalex.org/subfields/2215","display_name":"Building and Construction"},"field":{"id":"https://openalex.org/fields/22","display_name":"Engineering"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},"topics":[{"id":"https://openalex.org/T11344","display_name":"Traffic Prediction and Management Techniques","score":0.9998999834060669,"subfield":{"id":"https://openalex.org/subfields/2215","display_name":"Building and Construction"},"field":{"id":"https://openalex.org/fields/22","display_name":"Engineering"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T11980","display_name":"Human Mobility and Location-Based Analysis","score":0.9965999722480774,"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/T10370","display_name":"Traffic and Road Safety","score":0.9894999861717224,"subfield":{"id":"https://openalex.org/subfields/2213","display_name":"Safety, Risk, Reliability and Quality"},"field":{"id":"https://openalex.org/fields/22","display_name":"Engineering"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}}],"keywords":[{"id":"https://openalex.org/keywords/timestamp","display_name":"Timestamp","score":0.7643269300460815},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.7626255750656128},{"id":"https://openalex.org/keywords/contrast","display_name":"Contrast (vision)","score":0.6164105534553528},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.5202768445014954},{"id":"https://openalex.org/keywords/task","display_name":"Task (project management)","score":0.5177478194236755},{"id":"https://openalex.org/keywords/graph","display_name":"Graph","score":0.47229960560798645},{"id":"https://openalex.org/keywords/machine-learning","display_name":"Machine learning","score":0.4494544565677643},{"id":"https://openalex.org/keywords/real-time-computing","display_name":"Real-time computing","score":0.12350654602050781},{"id":"https://openalex.org/keywords/engineering","display_name":"Engineering","score":0.08035698533058167}],"concepts":[{"id":"https://openalex.org/C113954288","wikidata":"https://www.wikidata.org/wiki/Q186885","display_name":"Timestamp","level":2,"score":0.7643269300460815},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.7626255750656128},{"id":"https://openalex.org/C2776502983","wikidata":"https://www.wikidata.org/wiki/Q690182","display_name":"Contrast (vision)","level":2,"score":0.6164105534553528},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.5202768445014954},{"id":"https://openalex.org/C2780451532","wikidata":"https://www.wikidata.org/wiki/Q759676","display_name":"Task (project management)","level":2,"score":0.5177478194236755},{"id":"https://openalex.org/C132525143","wikidata":"https://www.wikidata.org/wiki/Q141488","display_name":"Graph","level":2,"score":0.47229960560798645},{"id":"https://openalex.org/C119857082","wikidata":"https://www.wikidata.org/wiki/Q2539","display_name":"Machine learning","level":1,"score":0.4494544565677643},{"id":"https://openalex.org/C79403827","wikidata":"https://www.wikidata.org/wiki/Q3988","display_name":"Real-time computing","level":1,"score":0.12350654602050781},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.08035698533058167},{"id":"https://openalex.org/C201995342","wikidata":"https://www.wikidata.org/wiki/Q682496","display_name":"Systems engineering","level":1,"score":0.0},{"id":"https://openalex.org/C80444323","wikidata":"https://www.wikidata.org/wiki/Q2878974","display_name":"Theoretical computer science","level":1,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1145/3583780.3614958","is_oa":false,"landing_page_url":"https://doi.org/10.1145/3583780.3614958","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Proceedings of the 32nd ACM International Conference on Information and Knowledge Management","raw_type":"proceedings-article"}],"best_oa_location":null,"sustainable_development_goals":[{"display_name":"Sustainable cities and communities","score":0.8399999737739563,"id":"https://metadata.un.org/sdg/11"}],"awards":[{"id":"https://openalex.org/G1513142188","display_name":null,"funder_award_id":"2021JC02009","funder_id":"https://openalex.org/F4320328720","funder_display_name":"Qilu University of Technology"},{"id":"https://openalex.org/G1823081814","display_name":null,"funder_award_id":"62076143","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/G2802911279","display_name":null,"funder_award_id":"Young","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"},{"id":"https://openalex.org/G3317480652","display_name":null,"funder_award_id":"Science","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"},{"id":"https://openalex.org/G4020255992","display_name":null,"funder_award_id":"Project","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"},{"id":"https://openalex.org/G4134567087","display_name":null,"funder_award_id":"2021JC02009","funder_id":"https://openalex.org/F4320324887","funder_display_name":"Shandong Academy of Sciences"},{"id":"https://openalex.org/G4524378006","display_name":null,"funder_award_id":"ZR2021QF034","funder_id":"https://openalex.org/F4320324174","funder_display_name":"Natural Science Foundation of Shandong Province"},{"id":"https://openalex.org/G5365102051","display_name":null,"funder_award_id":"62076143,62202270","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"},{"id":"https://openalex.org/G5460562889","display_name":null,"funder_award_id":"2021JC02009","funder_id":"https://openalex.org/F4320324174","funder_display_name":"Natural Science Foundation of Shandong Province"},{"id":"https://openalex.org/G5939423041","display_name":null,"funder_award_id":"Technology","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"},{"id":"https://openalex.org/G5994120800","display_name":null,"funder_award_id":"Natural","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"},{"id":"https://openalex.org/G6604316187","display_name":null,"funder_award_id":"62202270","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"},{"id":"https://openalex.org/G896283265","display_name":null,"funder_award_id":"2022HWYQ-044","funder_id":"https://openalex.org/F4320335581","funder_display_name":"Young Scientists Fund"}],"funders":[{"id":"https://openalex.org/F4320321001","display_name":"National Natural Science Foundation of China","ror":"https://ror.org/01h0zpd94"},{"id":"https://openalex.org/F4320324174","display_name":"Natural Science Foundation of Shandong Province","ror":null},{"id":"https://openalex.org/F4320324887","display_name":"Shandong Academy of Sciences","ror":"https://ror.org/04y8d6y55"},{"id":"https://openalex.org/F4320326189","display_name":"Taishan Scholar Project of Shandong Province","ror":null},{"id":"https://openalex.org/F4320328720","display_name":"Qilu University of Technology","ror":"https://ror.org/04hyzq608"},{"id":"https://openalex.org/F4320335581","display_name":"Young Scientists Fund","ror":null}],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":26,"referenced_works":["https://openalex.org/W2096733369","https://openalex.org/W2160507653","https://openalex.org/W2546465629","https://openalex.org/W2575671312","https://openalex.org/W2793820729","https://openalex.org/W2799087757","https://openalex.org/W2895799837","https://openalex.org/W2907941610","https://openalex.org/W2964319113","https://openalex.org/W2964700958","https://openalex.org/W2991205212","https://openalex.org/W2996879655","https://openalex.org/W3004943365","https://openalex.org/W3015553263","https://openalex.org/W3033920763","https://openalex.org/W3040607188","https://openalex.org/W3091014027","https://openalex.org/W3106257603","https://openalex.org/W3109597949","https://openalex.org/W3131379668","https://openalex.org/W3156643091","https://openalex.org/W4213088607","https://openalex.org/W4292973033","https://openalex.org/W4313156423","https://openalex.org/W4320481403","https://openalex.org/W6604190760"],"related_works":["https://openalex.org/W2060561905","https://openalex.org/W1417711376","https://openalex.org/W1986883493","https://openalex.org/W2469862403","https://openalex.org/W2166378262","https://openalex.org/W4379524643","https://openalex.org/W2035891203","https://openalex.org/W2367807705","https://openalex.org/W2011027677","https://openalex.org/W3029152356"],"abstract_inverted_index":{"As":[0],"a":[1,63,81,97,123],"critical":[2],"mission":[3],"of":[4,28,39,106,119],"intelligent":[5],"transportation":[6],"systems,":[7],"urban":[8,156],"flow":[9,147,157],"prediction":[10],"(UFP)":[11],"benefits":[12],"in":[13,42],"many":[14],"city":[15,77],"services":[16],"including":[17],"trip":[18],"planning,":[19],"congestion":[20],"control,":[21],"and":[22,45,69,92,95],"public":[23],"safety.":[24],"Despite":[25],"the":[26,40,90,104,110,129,146],"achievements":[27],"previous":[29],"studies,":[30],"limited":[31],"efforts":[32],"have":[33,137],"been":[34],"observed":[35],"on":[36,154],"simultaneous":[37],"investigation":[38],"heterogeneity":[41],"both":[43],"space":[44],"time":[46],"aspects.":[47],"That":[48],"is,":[49],"regional":[50],"correlations":[51,88,118],"would":[52],"be":[53],"variable":[54],"at":[55],"different":[56],"timestamps.":[57],"In":[58],"this":[59],"paper,":[60],"we":[61,121],"propose":[62],"spatio-temporal":[64,74,143],"learning":[65,126],"framework":[66],"with":[67,128,149,165],"mask":[68],"contrast":[70],"enhancements":[71],"to":[72,85,102,140],"capture":[73,141],"variabilities":[75],"among":[76],"regions.":[78],"We":[79],"devise":[80],"mask-enhanced":[82],"pre-training":[83],"task":[84,127],"learn":[86],"latent":[87,142],"across":[89],"spatial":[91],"temporal":[93],"dimensions,":[94],"then":[96],"graph-based":[98],"method":[99,162],"is":[100],"developed":[101],"extract":[103],"significance":[105],"regions":[107],"by":[108],"using":[109],"inter-regional":[111],"attention":[112],"weights.":[113],"To":[114],"further":[115],"acquire":[116],"contrastive":[117,125],"regions,":[120],"elaborate":[122],"pre-trained":[124],"global-local":[130],"cross-attention":[131],"mechanism.":[132],"Thereafter,":[133],"two":[134],"well-trained":[135],"encoders":[136],"strong":[138],"capability":[139],"representations":[144],"for":[145],"forecasting":[148],"time-varying.":[150],"Extensive":[151],"experiments":[152],"conducted":[153],"real-world":[155],"datasets":[158],"demonstrate":[159],"that":[160],"our":[161],"compares":[163],"favorably":[164],"other":[166],"state-of-the-art":[167],"models.":[168]},"counts_by_year":[{"year":2025,"cited_by_count":6},{"year":2024,"cited_by_count":11}],"updated_date":"2026-04-18T07:56:08.524223","created_date":"2025-10-10T00:00:00"}