{"id":"https://openalex.org/W2130039975","doi":"https://doi.org/10.1145/2351476.2351486","title":"CMOA","display_name":"CMOA","publication_year":2012,"publication_date":"2012-01-01","ids":{"openalex":"https://openalex.org/W2130039975","doi":"https://doi.org/10.1145/2351476.2351486","mag":"2130039975"},"language":"en","primary_location":{"id":"doi:10.1145/2351476.2351486","is_oa":false,"landing_page_url":"https://doi.org/10.1145/2351476.2351486","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Proceedings of the 16th International Database Engineering &amp; Applications Sysmposium on - IDEAS '12","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/A5027492788","display_name":"Tsubasa Takahashi","orcid":"https://orcid.org/0000-0002-0646-0222"},"institutions":[{"id":"https://openalex.org/I118347220","display_name":"NEC (Japan)","ror":"https://ror.org/04jndar25","country_code":"JP","type":"company","lineage":["https://openalex.org/I118347220"]}],"countries":["JP"],"is_corresponding":true,"raw_author_name":"Tsubasa Takahashi","raw_affiliation_strings":["Knowledge Discovery Research Laboratories, NEC Corporation, Kawasaki, Kanagawa, Japan"],"affiliations":[{"raw_affiliation_string":"Knowledge Discovery Research Laboratories, NEC Corporation, Kawasaki, Kanagawa, Japan","institution_ids":["https://openalex.org/I118347220"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5110484821","display_name":"Shinya Miyakawa","orcid":null},"institutions":[{"id":"https://openalex.org/I118347220","display_name":"NEC (Japan)","ror":"https://ror.org/04jndar25","country_code":"JP","type":"company","lineage":["https://openalex.org/I118347220"]}],"countries":["JP"],"is_corresponding":false,"raw_author_name":"Shinya Miyakawa","raw_affiliation_strings":["Knowledge Discovery Research Laboratories, NEC Corporation, Kawasaki, Kanagawa, Japan"],"affiliations":[{"raw_affiliation_string":"Knowledge Discovery Research Laboratories, NEC Corporation, Kawasaki, Kanagawa, Japan","institution_ids":["https://openalex.org/I118347220"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":2,"corresponding_author_ids":["https://openalex.org/A5027492788"],"corresponding_institution_ids":["https://openalex.org/I118347220"],"apc_list":null,"apc_paid":null,"fwci":0.8563,"has_fulltext":false,"cited_by_count":7,"citation_normalized_percentile":{"value":0.79905417,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":89,"max":96},"biblio":{"volume":null,"issue":null,"first_page":"81","last_page":"90"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10764","display_name":"Privacy-Preserving Technologies in Data","score":0.9998999834060669,"subfield":{"id":"https://openalex.org/subfields/1702","display_name":"Artificial Intelligence"},"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/T10764","display_name":"Privacy-Preserving Technologies in Data","score":0.9998999834060669,"subfield":{"id":"https://openalex.org/subfields/1702","display_name":"Artificial Intelligence"},"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/T10761","display_name":"Vehicular Ad Hoc Networks (VANETs)","score":0.9934999942779541,"subfield":{"id":"https://openalex.org/subfields/2208","display_name":"Electrical and Electronic Engineering"},"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":0.9901000261306763,"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"}}],"keywords":[{"id":"https://openalex.org/keywords/trajectory","display_name":"Trajectory","score":0.9090545177459717},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.7975195646286011},{"id":"https://openalex.org/keywords/data-stream-mining","display_name":"Data stream mining","score":0.636560320854187},{"id":"https://openalex.org/keywords/trace","display_name":"TRACE (psycholinguistics)","score":0.567077100276947},{"id":"https://openalex.org/keywords/data-stream","display_name":"Data stream","score":0.5662806630134583},{"id":"https://openalex.org/keywords/real-time-computing","display_name":"Real-time computing","score":0.5133511424064636},{"id":"https://openalex.org/keywords/streams","display_name":"STREAMS","score":0.5118824243545532},{"id":"https://openalex.org/keywords/crowds","display_name":"Crowds","score":0.51029372215271},{"id":"https://openalex.org/keywords/data-mining","display_name":"Data mining","score":0.4007830321788788},{"id":"https://openalex.org/keywords/computer-security","display_name":"Computer security","score":0.26619088649749756},{"id":"https://openalex.org/keywords/computer-network","display_name":"Computer network","score":0.20110902190208435},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.15838080644607544}],"concepts":[{"id":"https://openalex.org/C13662910","wikidata":"https://www.wikidata.org/wiki/Q193139","display_name":"Trajectory","level":2,"score":0.9090545177459717},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.7975195646286011},{"id":"https://openalex.org/C89198739","wikidata":"https://www.wikidata.org/wiki/Q3079880","display_name":"Data stream mining","level":2,"score":0.636560320854187},{"id":"https://openalex.org/C75291252","wikidata":"https://www.wikidata.org/wiki/Q1315756","display_name":"TRACE (psycholinguistics)","level":2,"score":0.567077100276947},{"id":"https://openalex.org/C2778484313","wikidata":"https://www.wikidata.org/wiki/Q1172540","display_name":"Data stream","level":2,"score":0.5662806630134583},{"id":"https://openalex.org/C79403827","wikidata":"https://www.wikidata.org/wiki/Q3988","display_name":"Real-time computing","level":1,"score":0.5133511424064636},{"id":"https://openalex.org/C42090638","wikidata":"https://www.wikidata.org/wiki/Q4048907","display_name":"STREAMS","level":2,"score":0.5118824243545532},{"id":"https://openalex.org/C2777852691","wikidata":"https://www.wikidata.org/wiki/Q13430821","display_name":"Crowds","level":2,"score":0.51029372215271},{"id":"https://openalex.org/C124101348","wikidata":"https://www.wikidata.org/wiki/Q172491","display_name":"Data mining","level":1,"score":0.4007830321788788},{"id":"https://openalex.org/C38652104","wikidata":"https://www.wikidata.org/wiki/Q3510521","display_name":"Computer security","level":1,"score":0.26619088649749756},{"id":"https://openalex.org/C31258907","wikidata":"https://www.wikidata.org/wiki/Q1301371","display_name":"Computer network","level":1,"score":0.20110902190208435},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.15838080644607544},{"id":"https://openalex.org/C41895202","wikidata":"https://www.wikidata.org/wiki/Q8162","display_name":"Linguistics","level":1,"score":0.0},{"id":"https://openalex.org/C1276947","wikidata":"https://www.wikidata.org/wiki/Q333","display_name":"Astronomy","level":1,"score":0.0},{"id":"https://openalex.org/C138885662","wikidata":"https://www.wikidata.org/wiki/Q5891","display_name":"Philosophy","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}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1145/2351476.2351486","is_oa":false,"landing_page_url":"https://doi.org/10.1145/2351476.2351486","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Proceedings of the 16th International Database Engineering &amp; Applications Sysmposium on - IDEAS '12","raw_type":"proceedings-article"}],"best_oa_location":null,"sustainable_development_goals":[{"score":0.6499999761581421,"display_name":"Peace, Justice and strong institutions","id":"https://metadata.un.org/sdg/16"}],"awards":[],"funders":[],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":14,"referenced_works":["https://openalex.org/W1964444089","https://openalex.org/W2010362518","https://openalex.org/W2035311901","https://openalex.org/W2056773559","https://openalex.org/W2068014765","https://openalex.org/W2096558825","https://openalex.org/W2107885921","https://openalex.org/W2116179650","https://openalex.org/W2126818112","https://openalex.org/W2132678785","https://openalex.org/W2134167315","https://openalex.org/W2136114025","https://openalex.org/W2159024459","https://openalex.org/W2251664932"],"related_works":["https://openalex.org/W4288026155","https://openalex.org/W4389449520","https://openalex.org/W127192698","https://openalex.org/W2570600173","https://openalex.org/W2893008024","https://openalex.org/W2743735673","https://openalex.org/W2360131081","https://openalex.org/W2985941356","https://openalex.org/W4361801939","https://openalex.org/W2802243998"],"abstract_inverted_index":{"This":[0],"paper":[1],"proposes":[2],"a":[3,8,37,54,61,64,85,139,172,205],"continuous":[4,120,149],"anonymization":[5,127,169],"method":[6,176,199],"for":[7,101,118,171],"trajectory":[9,33,65,70,97,123,126,155,173,179,188],"stream.":[10,66,174],"In":[11,163],"today's":[12],"mobile":[13],"environment,":[14],"positions":[15],"of":[16,29,39,56,76,81,96,122,153],"moving":[17],"objects":[18],"are":[19,129,145],"frequently":[20],"sensed":[21],"and":[22,31,50,184],"collected.":[23],"For":[24],"real-time":[25],"movement":[26],"pattern":[27],"analyses":[28],"people":[30],"automobiles,":[32],"streams":[34,42,71,180,189],"have":[35,104],"attracted":[36],"lot":[38],"attention.":[40],"Trajectory":[41],"lead":[43],"to":[44,91,190],"sensitive":[45],"locations,":[46],"such":[47],"as":[48],"homes":[49],"personal":[51],"hospitals.":[52],"Additionally,":[53],"set":[55],"spatio-temporal":[57],"data":[58],"might":[59],"identify":[60,92],"user":[62],"from":[63,94],"Therefore,":[67],"publishing":[68,121],"original":[69],"may":[72],"cause":[73],"critical":[74],"breaches":[75],"privacy.":[77],"To":[78],"protect":[79],"privacy":[80,115],"users,":[82],"we":[83,166],"need":[84],"mechanism":[86],"which":[87],"makes":[88],"it":[89],"difficult":[90],"users":[93],"crowds":[95],"streams.":[98],"Several":[99],"techniques":[100],"anonymizing":[102],"trajectories":[103,108,137],"been":[105],"proposed.":[106],"Anonymized":[107],"can":[109],"be":[110],"published":[111],"without":[112],"concerning":[113],"about":[114],"issues.":[116],"However,":[117],"the":[119,135,142,148,151,192,202],"streams,":[124],"existing":[125,143],"methods":[128,144],"not":[130],"suitable":[131],"because":[132],"they":[133],"anonymize":[134],"overall":[136],"at":[138,204],"time.":[140],"If":[141],"applied":[146],"in":[147],"publishing,":[150],"resolution":[152,203],"anonymized":[154,187],"is":[156,161],"hugely":[157],"degraded":[158],"or":[159],"trace-ability":[160],"lost.":[162],"this":[164],"paper,":[165],"propose":[167],"an":[168],"technique":[170],"The":[175,194],"continuously":[177],"anonymizes":[178],"one":[181],"by":[182],"one,":[183],"dynamically":[185],"reforms":[186],"improve":[191],"resolution.":[193],"experiments":[195],"showed":[196],"that":[197],"our":[198],"could":[200],"keep":[201],"constant":[206],"level.":[207]},"counts_by_year":[{"year":2020,"cited_by_count":2},{"year":2019,"cited_by_count":2},{"year":2016,"cited_by_count":1},{"year":2014,"cited_by_count":1},{"year":2013,"cited_by_count":1}],"updated_date":"2025-11-06T03:46:38.306776","created_date":"2016-06-24T00:00:00"}
