{"id":"https://openalex.org/W2762073793","doi":"https://doi.org/10.1145/3139958.3139996","title":"Querying Massive Trajectories by Path on the Cloud","display_name":"Querying Massive Trajectories by Path on the Cloud","publication_year":2017,"publication_date":"2017-11-07","ids":{"openalex":"https://openalex.org/W2762073793","doi":"https://doi.org/10.1145/3139958.3139996","mag":"2762073793"},"language":"en","primary_location":{"id":"doi:10.1145/3139958.3139996","is_oa":false,"landing_page_url":"https://doi.org/10.1145/3139958.3139996","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Proceedings of the 25th ACM SIGSPATIAL International Conference on Advances in Geographic Information Systems","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/A5109067573","display_name":"Ruiyuan Li","orcid":"https://orcid.org/0000-0002-6481-0657"},"institutions":[{"id":"https://openalex.org/I149594827","display_name":"Xidian University","ror":"https://ror.org/05s92vm98","country_code":"CN","type":"education","lineage":["https://openalex.org/I149594827"]}],"countries":["CN"],"is_corresponding":true,"raw_author_name":"Ruiyuan Li","raw_affiliation_strings":["School of Computer Science and Technology, Xidian University, China and Urban Computing Group, Microsoft Research, Beijing, China"],"affiliations":[{"raw_affiliation_string":"School of Computer Science and Technology, Xidian University, China and Urban Computing Group, Microsoft Research, Beijing, China","institution_ids":["https://openalex.org/I149594827"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5006117974","display_name":"Sijie Ruan","orcid":"https://orcid.org/0000-0002-4520-7174"},"institutions":[{"id":"https://openalex.org/I149594827","display_name":"Xidian University","ror":"https://ror.org/05s92vm98","country_code":"CN","type":"education","lineage":["https://openalex.org/I149594827"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Sijie Ruan","raw_affiliation_strings":["School of Computer Science and Technology, Xidian University, China and Urban Computing Group, Microsoft Research, Beijing, China"],"affiliations":[{"raw_affiliation_string":"School of Computer Science and Technology, Xidian University, China and Urban Computing Group, Microsoft Research, Beijing, China","institution_ids":["https://openalex.org/I149594827"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5060363706","display_name":"Jie Bao","orcid":"https://orcid.org/0000-0002-5642-1993"},"institutions":[{"id":"https://openalex.org/I4210113369","display_name":"Microsoft Research Asia (China)","ror":"https://ror.org/0300m5276","country_code":"CN","type":"company","lineage":["https://openalex.org/I1290206253","https://openalex.org/I4210113369"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Jie Bao","raw_affiliation_strings":["Urban Computing Group, Microsoft Research, Beijing, China"],"affiliations":[{"raw_affiliation_string":"Urban Computing Group, Microsoft Research, Beijing, China","institution_ids":["https://openalex.org/I4210113369"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5112386727","display_name":"Yanhua Li","orcid":null},"institutions":[{"id":"https://openalex.org/I107077323","display_name":"Worcester Polytechnic Institute","ror":"https://ror.org/05ejpqr48","country_code":"US","type":"education","lineage":["https://openalex.org/I107077323"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Yanhua Li","raw_affiliation_strings":["Worcester Polytechnic Institute, Worcester, US"],"affiliations":[{"raw_affiliation_string":"Worcester Polytechnic Institute, Worcester, US","institution_ids":["https://openalex.org/I107077323"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5073986937","display_name":"Yingcai Wu","orcid":"https://orcid.org/0000-0002-1119-3237"},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Yingcai Wu","raw_affiliation_strings":["College of Computer Science, Zhejiang Univeristy, Hangzhou, China"],"affiliations":[{"raw_affiliation_string":"College of Computer Science, Zhejiang Univeristy, Hangzhou, China","institution_ids":[]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5100681023","display_name":"Yu Zheng","orcid":"https://orcid.org/0000-0002-5224-4344"},"institutions":[{"id":"https://openalex.org/I4210145761","display_name":"Shenzhen Institutes of Advanced Technology","ror":"https://ror.org/04gh4er46","country_code":"CN","type":"facility","lineage":["https://openalex.org/I19820366","https://openalex.org/I4210145761"]},{"id":"https://openalex.org/I149594827","display_name":"Xidian University","ror":"https://ror.org/05s92vm98","country_code":"CN","type":"education","lineage":["https://openalex.org/I149594827"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Yu Zheng","raw_affiliation_strings":["School of Computer Science and Technology, Xidian University, China and Urban Computing Group, Microsoft Research, Beijing, China and Shenzhen Institutes of Advanced Technology, Chinese Academy of Sciences, China"],"affiliations":[{"raw_affiliation_string":"School of Computer Science and Technology, Xidian University, China and Urban Computing Group, Microsoft Research, Beijing, China and Shenzhen Institutes of Advanced Technology, Chinese Academy of Sciences, China","institution_ids":["https://openalex.org/I4210145761","https://openalex.org/I149594827"]}]}],"institutions":[],"countries_distinct_count":2,"institutions_distinct_count":6,"corresponding_author_ids":["https://openalex.org/A5109067573"],"corresponding_institution_ids":["https://openalex.org/I149594827"],"apc_list":null,"apc_paid":null,"fwci":1.1095,"has_fulltext":false,"cited_by_count":10,"citation_normalized_percentile":{"value":0.79369351,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":90,"max":97},"biblio":{"volume":null,"issue":null,"first_page":"1","last_page":"4"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11106","display_name":"Data Management and Algorithms","score":0.9998999834060669,"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":0.9998999834060669,"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/T10317","display_name":"Advanced Database Systems and Queries","score":0.9965999722480774,"subfield":{"id":"https://openalex.org/subfields/1705","display_name":"Computer Networks and Communications"},"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/T11344","display_name":"Traffic Prediction and Management Techniques","score":0.9947999715805054,"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"}}],"keywords":[{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.8283001184463501},{"id":"https://openalex.org/keywords/search-engine-indexing","display_name":"Search engine indexing","score":0.7437213659286499},{"id":"https://openalex.org/keywords/cloud-computing","display_name":"Cloud computing","score":0.6691577434539795},{"id":"https://openalex.org/keywords/bottleneck","display_name":"Bottleneck","score":0.6681392788887024},{"id":"https://openalex.org/keywords/path","display_name":"Path (computing)","score":0.5567220449447632},{"id":"https://openalex.org/keywords/data-mining","display_name":"Data mining","score":0.4651649296283722},{"id":"https://openalex.org/keywords/table","display_name":"Table (database)","score":0.4536834955215454},{"id":"https://openalex.org/keywords/trajectory","display_name":"Trajectory","score":0.435791552066803},{"id":"https://openalex.org/keywords/real-time-computing","display_name":"Real-time computing","score":0.3781193196773529},{"id":"https://openalex.org/keywords/database","display_name":"Database","score":0.37736791372299194},{"id":"https://openalex.org/keywords/distributed-computing","display_name":"Distributed computing","score":0.36752140522003174},{"id":"https://openalex.org/keywords/information-retrieval","display_name":"Information retrieval","score":0.2081482708454132},{"id":"https://openalex.org/keywords/computer-network","display_name":"Computer network","score":0.19680795073509216},{"id":"https://openalex.org/keywords/operating-system","display_name":"Operating system","score":0.14834648370742798},{"id":"https://openalex.org/keywords/embedded-system","display_name":"Embedded system","score":0.10884502530097961}],"concepts":[{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.8283001184463501},{"id":"https://openalex.org/C75165309","wikidata":"https://www.wikidata.org/wiki/Q2258979","display_name":"Search engine indexing","level":2,"score":0.7437213659286499},{"id":"https://openalex.org/C79974875","wikidata":"https://www.wikidata.org/wiki/Q483639","display_name":"Cloud computing","level":2,"score":0.6691577434539795},{"id":"https://openalex.org/C2780513914","wikidata":"https://www.wikidata.org/wiki/Q18210350","display_name":"Bottleneck","level":2,"score":0.6681392788887024},{"id":"https://openalex.org/C2777735758","wikidata":"https://www.wikidata.org/wiki/Q817765","display_name":"Path (computing)","level":2,"score":0.5567220449447632},{"id":"https://openalex.org/C124101348","wikidata":"https://www.wikidata.org/wiki/Q172491","display_name":"Data mining","level":1,"score":0.4651649296283722},{"id":"https://openalex.org/C45235069","wikidata":"https://www.wikidata.org/wiki/Q278425","display_name":"Table (database)","level":2,"score":0.4536834955215454},{"id":"https://openalex.org/C13662910","wikidata":"https://www.wikidata.org/wiki/Q193139","display_name":"Trajectory","level":2,"score":0.435791552066803},{"id":"https://openalex.org/C79403827","wikidata":"https://www.wikidata.org/wiki/Q3988","display_name":"Real-time computing","level":1,"score":0.3781193196773529},{"id":"https://openalex.org/C77088390","wikidata":"https://www.wikidata.org/wiki/Q8513","display_name":"Database","level":1,"score":0.37736791372299194},{"id":"https://openalex.org/C120314980","wikidata":"https://www.wikidata.org/wiki/Q180634","display_name":"Distributed computing","level":1,"score":0.36752140522003174},{"id":"https://openalex.org/C23123220","wikidata":"https://www.wikidata.org/wiki/Q816826","display_name":"Information retrieval","level":1,"score":0.2081482708454132},{"id":"https://openalex.org/C31258907","wikidata":"https://www.wikidata.org/wiki/Q1301371","display_name":"Computer network","level":1,"score":0.19680795073509216},{"id":"https://openalex.org/C111919701","wikidata":"https://www.wikidata.org/wiki/Q9135","display_name":"Operating system","level":1,"score":0.14834648370742798},{"id":"https://openalex.org/C149635348","wikidata":"https://www.wikidata.org/wiki/Q193040","display_name":"Embedded system","level":1,"score":0.10884502530097961},{"id":"https://openalex.org/C1276947","wikidata":"https://www.wikidata.org/wiki/Q333","display_name":"Astronomy","level":1,"score":0.0},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1145/3139958.3139996","is_oa":false,"landing_page_url":"https://doi.org/10.1145/3139958.3139996","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Proceedings of the 25th ACM SIGSPATIAL International Conference on Advances in Geographic Information Systems","raw_type":"proceedings-article"}],"best_oa_location":null,"sustainable_development_goals":[{"display_name":"Sustainable cities and communities","id":"https://metadata.un.org/sdg/11","score":0.7900000214576721}],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":11,"referenced_works":["https://openalex.org/W1701831467","https://openalex.org/W1999110238","https://openalex.org/W2116949673","https://openalex.org/W2121252285","https://openalex.org/W2144475703","https://openalex.org/W2530386080","https://openalex.org/W2547992514","https://openalex.org/W2565449182","https://openalex.org/W2573698050","https://openalex.org/W2614809091","https://openalex.org/W2778453516"],"related_works":["https://openalex.org/W2595172197","https://openalex.org/W2084856301","https://openalex.org/W2127970246","https://openalex.org/W2885125400","https://openalex.org/W1989889224","https://openalex.org/W4382618745","https://openalex.org/W1973775000","https://openalex.org/W2748922771","https://openalex.org/W1987128138","https://openalex.org/W2743976221"],"abstract_inverted_index":{"A":[0],"path":[1,35,45,75,86,146],"query":[2,46,87,142],"aims":[3],"to":[4,100,133,151],"find":[5],"the":[6,58,96,102,120,156,161],"trajectories":[7,103],"that":[8],"pass":[9],"a":[10,18,84,169],"given":[11],"sequence":[12],"of":[13,111,163],"connected":[14],"road":[15],"segments":[16],"within":[17],"time":[19],"period.":[20],"It":[21],"is":[22],"very":[23],"useful":[24],"in":[25],"many":[26],"urban":[27],"applications,":[28],"e.g.,":[29],"1)":[30,61,115],"traffic":[31,39],"modeling,":[32],"2)":[33,66,141],"frequent":[34],"mining,":[36],"and":[37,71,82,122,140,154],"3)":[38,72],"anomaly":[40],"detection.":[41],"Existing":[42],"solutions":[43],"for":[44,57],"are":[47,54],"implemented":[48],"based":[49,90,167],"on":[50,91,168],"single":[51],"machines,":[52],"which":[53,118,144],"not":[55],"efficient":[56],"following":[59],"tasks:":[60],"indexing":[62],"large-scale":[63],"historical":[64],"data;":[65],"handling":[67],"real-time":[68,137],"trajectory":[69,138],"updates;":[70,139],"processing":[73,88],"concurrent":[74],"queries.":[76],"In":[77],"this":[78],"paper,":[79],"we":[80],"design":[81],"implement":[83],"cloud-based":[85],"framework":[89],"Microsoft":[92],"Azure.":[93],"We":[94,159],"modify":[95],"suffix":[97,123],"tree":[98],"structure":[99],"index":[101,124],"using":[104,148],"Azure":[105,149],"Table.":[106],"The":[107],"proposed":[108,165],"system":[109,166],"consists":[110],"two":[112],"main":[113],"parts:":[114],"backend":[116],"processing,":[117,143],"performs":[119],"pre-processing":[121],"building":[125],"with":[126],"distributed":[127],"computing":[128],"platform":[129],"(i.e.,":[130],"Storm)":[131],"used":[132],"efficiently":[134],"handle":[135],"massive":[136],"answers":[145],"queries":[147],"Storm":[150],"improve":[152],"efficiency":[153],"overcome":[155],"I/O":[157],"bottleneck.":[158],"evaluate":[160],"performance":[162],"our":[164],"real":[170],"taxi":[171],"dataset":[172],"from":[173],"Guiyang,":[174],"China.":[175]},"counts_by_year":[{"year":2025,"cited_by_count":1},{"year":2024,"cited_by_count":1},{"year":2021,"cited_by_count":2},{"year":2019,"cited_by_count":2},{"year":2018,"cited_by_count":3},{"year":2017,"cited_by_count":1}],"updated_date":"2025-11-06T03:46:38.306776","created_date":"2025-10-10T00:00:00"}
