{"id":"https://openalex.org/W2164529774","doi":"https://doi.org/10.1145/1651263.1651266","title":"Query processing of massive trajectory data based on mapreduce","display_name":"Query processing of massive trajectory data based on mapreduce","publication_year":2009,"publication_date":"2009-11-02","ids":{"openalex":"https://openalex.org/W2164529774","doi":"https://doi.org/10.1145/1651263.1651266","mag":"2164529774"},"language":"en","primary_location":{"id":"doi:10.1145/1651263.1651266","is_oa":false,"landing_page_url":"https://doi.org/10.1145/1651263.1651266","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Proceedings of the first international workshop on Cloud data 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/A5100612721","display_name":"Qiang Ma","orcid":"https://orcid.org/0000-0003-3430-9244"},"institutions":[{"id":"https://openalex.org/I24943067","display_name":"Fudan University","ror":"https://ror.org/013q1eq08","country_code":"CN","type":"education","lineage":["https://openalex.org/I24943067"]}],"countries":["CN"],"is_corresponding":true,"raw_author_name":"Qiang Ma","raw_affiliation_strings":["Fudan University, Shanghai, China"],"affiliations":[{"raw_affiliation_string":"Fudan University, Shanghai, China","institution_ids":["https://openalex.org/I24943067"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5072309548","display_name":"Bin Yang","orcid":"https://orcid.org/0000-0002-1658-1079"},"institutions":[{"id":"https://openalex.org/I24943067","display_name":"Fudan University","ror":"https://ror.org/013q1eq08","country_code":"CN","type":"education","lineage":["https://openalex.org/I24943067"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Bin Yang","raw_affiliation_strings":["Fudan University, Shanghai, China"],"affiliations":[{"raw_affiliation_string":"Fudan University, Shanghai, China","institution_ids":["https://openalex.org/I24943067"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5089931216","display_name":"Weining Qian","orcid":"https://orcid.org/0000-0002-4132-8630"},"institutions":[{"id":"https://openalex.org/I66867065","display_name":"East China Normal University","ror":"https://ror.org/02n96ep67","country_code":"CN","type":"education","lineage":["https://openalex.org/I66867065"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Weining Qian","raw_affiliation_strings":["East China Normal University, Shanghai, China"],"affiliations":[{"raw_affiliation_string":"East China Normal University, Shanghai, China","institution_ids":["https://openalex.org/I66867065"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5101511862","display_name":"Aoying Zhou","orcid":"https://orcid.org/0000-0002-4665-7302"},"institutions":[{"id":"https://openalex.org/I66867065","display_name":"East China Normal University","ror":"https://ror.org/02n96ep67","country_code":"CN","type":"education","lineage":["https://openalex.org/I66867065"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Aoying Zhou","raw_affiliation_strings":["East China Normal University, Shanghai, China"],"affiliations":[{"raw_affiliation_string":"East China Normal University, Shanghai, China","institution_ids":["https://openalex.org/I66867065"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":4,"corresponding_author_ids":["https://openalex.org/A5100612721"],"corresponding_institution_ids":["https://openalex.org/I24943067"],"apc_list":null,"apc_paid":null,"fwci":1.0574,"has_fulltext":false,"cited_by_count":80,"citation_normalized_percentile":{"value":0.78169395,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":89,"max":100},"biblio":{"volume":null,"issue":null,"first_page":"9","last_page":"16"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11106","display_name":"Data Management and Algorithms","score":1.0,"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":1.0,"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":0.9983999729156494,"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/T10538","display_name":"Data Mining Algorithms and Applications","score":0.9936000108718872,"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/computer-science","display_name":"Computer science","score":0.840599536895752},{"id":"https://openalex.org/keywords/trajectory","display_name":"Trajectory","score":0.7699917554855347},{"id":"https://openalex.org/keywords/scalability","display_name":"Scalability","score":0.7441385984420776},{"id":"https://openalex.org/keywords/search-engine-indexing","display_name":"Search engine indexing","score":0.5661880970001221},{"id":"https://openalex.org/keywords/big-data","display_name":"Big data","score":0.5590709447860718},{"id":"https://openalex.org/keywords/data-processing","display_name":"Data processing","score":0.5162177085876465},{"id":"https://openalex.org/keywords/software-deployment","display_name":"Software deployment","score":0.5044206380844116},{"id":"https://openalex.org/keywords/data-mining","display_name":"Data mining","score":0.47736215591430664},{"id":"https://openalex.org/keywords/parallel-processing","display_name":"Parallel processing","score":0.41354721784591675},{"id":"https://openalex.org/keywords/database","display_name":"Database","score":0.34049633145332336},{"id":"https://openalex.org/keywords/distributed-computing","display_name":"Distributed computing","score":0.32362574338912964},{"id":"https://openalex.org/keywords/parallel-computing","display_name":"Parallel computing","score":0.2911379337310791},{"id":"https://openalex.org/keywords/information-retrieval","display_name":"Information retrieval","score":0.20935648679733276},{"id":"https://openalex.org/keywords/operating-system","display_name":"Operating system","score":0.08248323202133179}],"concepts":[{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.840599536895752},{"id":"https://openalex.org/C13662910","wikidata":"https://www.wikidata.org/wiki/Q193139","display_name":"Trajectory","level":2,"score":0.7699917554855347},{"id":"https://openalex.org/C48044578","wikidata":"https://www.wikidata.org/wiki/Q727490","display_name":"Scalability","level":2,"score":0.7441385984420776},{"id":"https://openalex.org/C75165309","wikidata":"https://www.wikidata.org/wiki/Q2258979","display_name":"Search engine indexing","level":2,"score":0.5661880970001221},{"id":"https://openalex.org/C75684735","wikidata":"https://www.wikidata.org/wiki/Q858810","display_name":"Big data","level":2,"score":0.5590709447860718},{"id":"https://openalex.org/C138827492","wikidata":"https://www.wikidata.org/wiki/Q6661985","display_name":"Data processing","level":2,"score":0.5162177085876465},{"id":"https://openalex.org/C105339364","wikidata":"https://www.wikidata.org/wiki/Q2297740","display_name":"Software deployment","level":2,"score":0.5044206380844116},{"id":"https://openalex.org/C124101348","wikidata":"https://www.wikidata.org/wiki/Q172491","display_name":"Data mining","level":1,"score":0.47736215591430664},{"id":"https://openalex.org/C106515295","wikidata":"https://www.wikidata.org/wiki/Q26806595","display_name":"Parallel processing","level":2,"score":0.41354721784591675},{"id":"https://openalex.org/C77088390","wikidata":"https://www.wikidata.org/wiki/Q8513","display_name":"Database","level":1,"score":0.34049633145332336},{"id":"https://openalex.org/C120314980","wikidata":"https://www.wikidata.org/wiki/Q180634","display_name":"Distributed computing","level":1,"score":0.32362574338912964},{"id":"https://openalex.org/C173608175","wikidata":"https://www.wikidata.org/wiki/Q232661","display_name":"Parallel computing","level":1,"score":0.2911379337310791},{"id":"https://openalex.org/C23123220","wikidata":"https://www.wikidata.org/wiki/Q816826","display_name":"Information retrieval","level":1,"score":0.20935648679733276},{"id":"https://openalex.org/C111919701","wikidata":"https://www.wikidata.org/wiki/Q9135","display_name":"Operating system","level":1,"score":0.08248323202133179},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.0},{"id":"https://openalex.org/C1276947","wikidata":"https://www.wikidata.org/wiki/Q333","display_name":"Astronomy","level":1,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1145/1651263.1651266","is_oa":false,"landing_page_url":"https://doi.org/10.1145/1651263.1651266","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Proceedings of the first international workshop on Cloud data management","raw_type":"proceedings-article"}],"best_oa_location":null,"sustainable_development_goals":[{"score":0.47999998927116394,"id":"https://metadata.un.org/sdg/9","display_name":"Industry, innovation and infrastructure"}],"awards":[],"funders":[],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":20,"referenced_works":["https://openalex.org/W25442254","https://openalex.org/W81046823","https://openalex.org/W1486723877","https://openalex.org/W1553193704","https://openalex.org/W2003863309","https://openalex.org/W2011080525","https://openalex.org/W2098935637","https://openalex.org/W2100830825","https://openalex.org/W2100946521","https://openalex.org/W2116135393","https://openalex.org/W2118269922","https://openalex.org/W2119565742","https://openalex.org/W2150676586","https://openalex.org/W2154894831","https://openalex.org/W2158641899","https://openalex.org/W2166183959","https://openalex.org/W2173213060","https://openalex.org/W2624304035","https://openalex.org/W4238584892","https://openalex.org/W6675130837"],"related_works":["https://openalex.org/W2535205838","https://openalex.org/W1634769474","https://openalex.org/W2383074217","https://openalex.org/W2340056135","https://openalex.org/W2157926610","https://openalex.org/W209196921","https://openalex.org/W2971894545","https://openalex.org/W2323671895","https://openalex.org/W4297930914","https://openalex.org/W2576641194"],"abstract_inverted_index":{"With":[0],"the":[1,7,75,87,116,126],"development":[2],"of":[3,10,16,80,90,102,115,118,128],"positioning":[4],"technologies":[5,66],"and":[6,23,63,134],"boosting":[8],"deployment":[9],"inexpensive":[11],"location-aware":[12],"sensors,":[13],"large":[14],"volumes":[15],"trajectory":[17,28,53,59,119,130],"data":[18,29,54,60,120,131],"have":[19],"emerged.":[20],"However,":[21],"efficient":[22],"scalable":[24],"query":[25,50,64],"processing":[26,51,65,78,132],"over":[27,52],"remains":[30],"a":[31,36,46,96],"big":[32],"challenge.":[33],"We":[34,83],"explore":[35],"new":[37,47],"approach":[38],"to":[39],"this":[40,43,109],"target":[41],"in":[42,113],"paper,":[44],"presenting":[45],"framework":[48,110],"for":[49,99],"based":[55],"on":[56],"MapReduce.":[57],"Traditional":[58],"partitioning,":[61],"indexing,":[62],"are":[67],"extended":[68],"so":[69],"that":[70,86,108],"they":[71],"may":[72],"fully":[73],"utilize":[74],"highly":[76],"parallel":[77],"power":[79],"large-scale":[81],"clusters.":[82],"also":[84,124],"show":[85,107],"append-only":[88],"scheme":[89],"MapReduce":[91],"storage":[92],"model":[93],"can":[94],"be":[95],"nice":[97],"base":[98],"handling":[100],"updates":[101],"moving":[103],"objects.":[104],"Preliminary":[105],"experiments":[106],"scales":[111],"well":[112],"terms":[114],"size":[117],"set.":[121],"It":[122],"is":[123],"discussed":[125],"limitation":[127],"traditional":[129],"techniques":[133],"our":[135],"future":[136],"research":[137],"directions.":[138]},"counts_by_year":[{"year":2024,"cited_by_count":1},{"year":2023,"cited_by_count":3},{"year":2022,"cited_by_count":1},{"year":2021,"cited_by_count":3},{"year":2020,"cited_by_count":4},{"year":2019,"cited_by_count":9},{"year":2018,"cited_by_count":10},{"year":2017,"cited_by_count":12},{"year":2016,"cited_by_count":13},{"year":2015,"cited_by_count":10},{"year":2014,"cited_by_count":3},{"year":2013,"cited_by_count":8},{"year":2012,"cited_by_count":2}],"updated_date":"2025-11-06T03:46:38.306776","created_date":"2025-10-10T00:00:00"}
