{"id":"https://openalex.org/W3081788389","doi":"https://doi.org/10.1109/tkde.2020.3020185","title":"Distributed Multimodal Path Queries","display_name":"Distributed Multimodal Path Queries","publication_year":2020,"publication_date":"2020-01-01","ids":{"openalex":"https://openalex.org/W3081788389","doi":"https://doi.org/10.1109/tkde.2020.3020185","mag":"3081788389"},"language":"en","primary_location":{"id":"doi:10.1109/tkde.2020.3020185","is_oa":false,"landing_page_url":"https://doi.org/10.1109/tkde.2020.3020185","pdf_url":null,"source":{"id":"https://openalex.org/S30698027","display_name":"IEEE Transactions on Knowledge and Data Engineering","issn_l":"1041-4347","issn":["1041-4347","1558-2191","2326-3865"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310320439","host_organization_name":"IEEE Computer Society","host_organization_lineage":["https://openalex.org/P4310320439","https://openalex.org/P4310319808"],"host_organization_lineage_names":["IEEE Computer Society","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 Knowledge and Data Engineering","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/A5100633553","display_name":"Yawen Li","orcid":"https://orcid.org/0000-0003-2662-3444"},"institutions":[{"id":"https://openalex.org/I139759216","display_name":"Beijing University of Posts and Telecommunications","ror":"https://ror.org/04w9fbh59","country_code":"CN","type":"education","lineage":["https://openalex.org/I139759216"]}],"countries":["CN"],"is_corresponding":true,"raw_author_name":"Yawen Li","raw_affiliation_strings":["School of Economics and Management, Beijing University of Posts and Telecommunications, Beijing, China"],"affiliations":[{"raw_affiliation_string":"School of Economics and Management, Beijing University of Posts and Telecommunications, Beijing, China","institution_ids":["https://openalex.org/I139759216"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5014346487","display_name":"Ye Yuan","orcid":"https://orcid.org/0000-0002-0247-9866"},"institutions":[{"id":"https://openalex.org/I125839683","display_name":"Beijing Institute of Technology","ror":"https://ror.org/01skt4w74","country_code":"CN","type":"education","lineage":["https://openalex.org/I125839683","https://openalex.org/I890469752"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Ye Yuan","raw_affiliation_strings":["School of Computer Science and Technology, Beijing Institute of Technology, Beijing, China"],"affiliations":[{"raw_affiliation_string":"School of Computer Science and Technology, Beijing Institute of Technology, Beijing, China","institution_ids":["https://openalex.org/I125839683"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5100776817","display_name":"Yishu Wang","orcid":"https://orcid.org/0000-0003-3373-7060"},"institutions":[{"id":"https://openalex.org/I9224756","display_name":"Northeastern University","ror":"https://ror.org/03awzbc87","country_code":"CN","type":"education","lineage":["https://openalex.org/I9224756"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Yishu Wang","raw_affiliation_strings":["School of Computer Science and Engineering, Northeastern University, Shenyang, Liaoning, China"],"affiliations":[{"raw_affiliation_string":"School of Computer Science and Engineering, Northeastern University, Shenyang, Liaoning, China","institution_ids":["https://openalex.org/I9224756"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5026993561","display_name":"Xiang Lian","orcid":"https://orcid.org/0000-0001-7681-3807"},"institutions":[{"id":"https://openalex.org/I149910238","display_name":"Kent State University","ror":"https://ror.org/049pfb863","country_code":"US","type":"education","lineage":["https://openalex.org/I149910238"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Xiang Lian","raw_affiliation_strings":["Department of Computer Science, Kent State University, Kent, OH, USA"],"affiliations":[{"raw_affiliation_string":"Department of Computer Science, Kent State University, Kent, OH, USA","institution_ids":["https://openalex.org/I149910238"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5101638544","display_name":"Yuliang Ma","orcid":"https://orcid.org/0000-0003-1892-5549"},"institutions":[{"id":"https://openalex.org/I9224756","display_name":"Northeastern University","ror":"https://ror.org/03awzbc87","country_code":"CN","type":"education","lineage":["https://openalex.org/I9224756"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Yuliang Ma","raw_affiliation_strings":["School of Business Administration, Northeastern University, Shenyang, Liaoning, China"],"affiliations":[{"raw_affiliation_string":"School of Business Administration, Northeastern University, Shenyang, Liaoning, China","institution_ids":["https://openalex.org/I9224756"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5054991337","display_name":"Guoren Wang","orcid":"https://orcid.org/0000-0002-0181-8379"},"institutions":[{"id":"https://openalex.org/I125839683","display_name":"Beijing Institute of Technology","ror":"https://ror.org/01skt4w74","country_code":"CN","type":"education","lineage":["https://openalex.org/I125839683","https://openalex.org/I890469752"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Guoren Wang","raw_affiliation_strings":["School of Computer Science and Technology, Beijing Institute of Technology, Beijing, China"],"affiliations":[{"raw_affiliation_string":"School of Computer Science and Technology, Beijing Institute of Technology, Beijing, China","institution_ids":["https://openalex.org/I125839683"]}]}],"institutions":[],"countries_distinct_count":2,"institutions_distinct_count":6,"corresponding_author_ids":["https://openalex.org/A5100633553"],"corresponding_institution_ids":["https://openalex.org/I139759216"],"apc_list":null,"apc_paid":null,"fwci":3.1822,"has_fulltext":false,"cited_by_count":29,"citation_normalized_percentile":{"value":0.92692561,"is_in_top_1_percent":false,"is_in_top_10_percent":true},"cited_by_percentile_year":{"min":95,"max":100},"biblio":{"volume":null,"issue":null,"first_page":"1","last_page":"1"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11106","display_name":"Data Management and Algorithms","score":0.9998000264167786,"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"}},"topics":[{"id":"https://openalex.org/T11106","display_name":"Data Management and Algorithms","score":0.9998000264167786,"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"}},{"id":"https://openalex.org/T12292","display_name":"Graph Theory and Algorithms","score":0.998199999332428,"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"}},{"id":"https://openalex.org/T12016","display_name":"Web Data Mining and Analysis","score":0.9955000281333923,"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/notation","display_name":"Notation","score":0.7855451703071594},{"id":"https://openalex.org/keywords/scalability","display_name":"Scalability","score":0.6567543745040894},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.5904918909072876},{"id":"https://openalex.org/keywords/mathematical-notation","display_name":"Mathematical notation","score":0.48165905475616455},{"id":"https://openalex.org/keywords/path","display_name":"Path (computing)","score":0.4730224609375},{"id":"https://openalex.org/keywords/theoretical-computer-science","display_name":"Theoretical computer science","score":0.39262744784355164},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.25194376707077026},{"id":"https://openalex.org/keywords/programming-language","display_name":"Programming language","score":0.12984344363212585},{"id":"https://openalex.org/keywords/database","display_name":"Database","score":0.09410455822944641}],"concepts":[{"id":"https://openalex.org/C45357846","wikidata":"https://www.wikidata.org/wiki/Q2001982","display_name":"Notation","level":2,"score":0.7855451703071594},{"id":"https://openalex.org/C48044578","wikidata":"https://www.wikidata.org/wiki/Q727490","display_name":"Scalability","level":2,"score":0.6567543745040894},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.5904918909072876},{"id":"https://openalex.org/C24457124","wikidata":"https://www.wikidata.org/wiki/Q1140046","display_name":"Mathematical notation","level":3,"score":0.48165905475616455},{"id":"https://openalex.org/C2777735758","wikidata":"https://www.wikidata.org/wiki/Q817765","display_name":"Path (computing)","level":2,"score":0.4730224609375},{"id":"https://openalex.org/C80444323","wikidata":"https://www.wikidata.org/wiki/Q2878974","display_name":"Theoretical computer science","level":1,"score":0.39262744784355164},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.25194376707077026},{"id":"https://openalex.org/C199360897","wikidata":"https://www.wikidata.org/wiki/Q9143","display_name":"Programming language","level":1,"score":0.12984344363212585},{"id":"https://openalex.org/C77088390","wikidata":"https://www.wikidata.org/wiki/Q8513","display_name":"Database","level":1,"score":0.09410455822944641},{"id":"https://openalex.org/C94375191","wikidata":"https://www.wikidata.org/wiki/Q11205","display_name":"Arithmetic","level":1,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/tkde.2020.3020185","is_oa":false,"landing_page_url":"https://doi.org/10.1109/tkde.2020.3020185","pdf_url":null,"source":{"id":"https://openalex.org/S30698027","display_name":"IEEE Transactions on Knowledge and Data Engineering","issn_l":"1041-4347","issn":["1041-4347","1558-2191","2326-3865"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310320439","host_organization_name":"IEEE Computer Society","host_organization_lineage":["https://openalex.org/P4310320439","https://openalex.org/P4310319808"],"host_organization_lineage_names":["IEEE Computer Society","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 Knowledge and Data Engineering","raw_type":"journal-article"}],"best_oa_location":null,"sustainable_development_goals":[{"id":"https://metadata.un.org/sdg/9","display_name":"Industry, innovation and infrastructure","score":0.4300000071525574}],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":39,"referenced_works":["https://openalex.org/W1489358540","https://openalex.org/W1491427870","https://openalex.org/W1501254937","https://openalex.org/W1533159348","https://openalex.org/W1592025499","https://openalex.org/W1920501755","https://openalex.org/W1964915778","https://openalex.org/W1969970763","https://openalex.org/W1986603225","https://openalex.org/W1996936086","https://openalex.org/W1999446611","https://openalex.org/W2006023152","https://openalex.org/W2011824721","https://openalex.org/W2021134775","https://openalex.org/W2041916017","https://openalex.org/W2054801208","https://openalex.org/W2058120476","https://openalex.org/W2065426758","https://openalex.org/W2095006601","https://openalex.org/W2096544401","https://openalex.org/W2102319056","https://openalex.org/W2104317982","https://openalex.org/W2148831787","https://openalex.org/W2170616854","https://openalex.org/W2266577329","https://openalex.org/W2341705115","https://openalex.org/W2487614805","https://openalex.org/W2535715905","https://openalex.org/W2564443285","https://openalex.org/W2588514192","https://openalex.org/W2734926732","https://openalex.org/W2752573522","https://openalex.org/W2908735009","https://openalex.org/W3032745867","https://openalex.org/W4249486448","https://openalex.org/W6603201521","https://openalex.org/W6628546715","https://openalex.org/W6712483284","https://openalex.org/W6741235582"],"related_works":["https://openalex.org/W2393607213","https://openalex.org/W2495832077","https://openalex.org/W1968256718","https://openalex.org/W98357545","https://openalex.org/W977407476","https://openalex.org/W3167735904","https://openalex.org/W4280602899","https://openalex.org/W4226263710","https://openalex.org/W179667934","https://openalex.org/W2201687976"],"abstract_inverted_index":{"Multimodal":[0],"path":[1,17,56,90],"queries":[2],"over":[3,93],"transportation":[4,29,59,95],"networks":[5,41,60],"are":[6,42,61,197],"receiving":[7],"increasing":[8],"attention":[9],"due":[10],"to":[11,26,53,100],"their":[12],"widespread":[13],"applications.":[14],"A":[15],"multimodal":[16,22,55,89,114],"query":[18,108],"consists":[19],"of":[20,130,155,161,175],"finding":[21],"journeys":[23],"from":[24],"source":[25],"destination":[27],"in":[28,83],"networks,":[30],"including":[31],"unrestricted":[32],"walking,":[33],"driving,":[34],"cycling,":[35],"and":[36,64,136,158,179,188],"schedule-based":[37],"public":[38],"transportation.":[39],"Transportation":[40],"generally":[43],"continent-sized.":[44],"This":[45,70],"characteristic":[46],"highlights":[47],"the":[48,122,125,146,153,159,166,172,181,195],"need":[49],"for":[50,73,78],"parallel":[51,75,102,184],"computing":[52,76],"accelerate":[54],"queries.":[57],"Meanwhile,":[58],"often":[62],"fragmented":[63,135],"distributively":[65],"stored":[66],"on":[67,111,199],"different":[68],"machines.":[69],"situation":[71],"calls":[72],"exploiting":[74],"power":[77],"these":[79],"distributed":[80,113],"systems.":[81],"Therefore,":[82],"this":[84],"paper,":[85],"we":[86,119,191],"study":[87],"<i>distributed":[88],"(DMP)":[91],"queries</i>":[92],"large":[94,200],"networks.":[96],"We":[97],"develop":[98],"algorithms":[99,123,196],"explore":[101],"computation.":[103],"When":[104],"evaluating":[105],"a":[106,112],"DMP":[107],"<inline-formula><tex-math":[109,116,132,156,162,176],"notation=\"LaTeX\">$Q$</tex-math></inline-formula>":[110,157],"graph":[115],"notation=\"LaTeX\">$Gmult$</tex-math></inline-formula>":[117,133,163,177],",":[118],"show":[120],"that":[121,194],"possess":[124],"following":[126],"performance":[127],"guarantees,":[128],"irrespective":[129],"how":[131],"is":[134,141,150,169,183],"distributed:":[137],"(1)":[138],"each":[139],"machine":[140],"visited":[142],"only":[143],"once;":[144],"(2)":[145],"total":[147],"network":[148],"traffic":[149],"determined":[151],"by":[152,171],"size":[154],"fragmentation":[160],";":[164,178],"(3)":[165],"response":[167],"time":[168],"decided":[170],"largest":[173],"fragment":[174],"(4)":[180],"algorithm":[182],"scalable.":[185],"Using":[186],"real-life":[187],"synthetic":[189],"data,":[190],"experimentally":[192],"verify":[193],"scalable":[198],"graphs.":[201]},"counts_by_year":[{"year":2026,"cited_by_count":3},{"year":2025,"cited_by_count":2},{"year":2024,"cited_by_count":3},{"year":2023,"cited_by_count":10},{"year":2022,"cited_by_count":11}],"updated_date":"2026-02-25T23:00:34.991745","created_date":"2025-10-10T00:00:00"}
