{"id":"https://openalex.org/W2884411102","doi":"https://doi.org/10.1145/3220199.3220209","title":"Trajectory Privacy Preserving for LBS in P2P Environment","display_name":"Trajectory Privacy Preserving for LBS in P2P Environment","publication_year":2018,"publication_date":"2018-04-28","ids":{"openalex":"https://openalex.org/W2884411102","doi":"https://doi.org/10.1145/3220199.3220209","mag":"2884411102"},"language":"en","primary_location":{"id":"doi:10.1145/3220199.3220209","is_oa":false,"landing_page_url":"https://doi.org/10.1145/3220199.3220209","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Proceedings of the 2018 International Conference on Big Data and Computing","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/A5112378670","display_name":"Nianhua Yang","orcid":null},"institutions":[{"id":"https://openalex.org/I905225518","display_name":"Shanghai University of International Business and Economics","ror":"https://ror.org/031t68441","country_code":"CN","type":"education","lineage":["https://openalex.org/I905225518"]}],"countries":["CN"],"is_corresponding":true,"raw_author_name":"Nianhua Yang","raw_affiliation_strings":["School of Statistics and Information, Shanghai University of International Business and Economics, Shanghai, China"],"affiliations":[{"raw_affiliation_string":"School of Statistics and Information, Shanghai University of International Business and Economics, Shanghai, China","institution_ids":["https://openalex.org/I905225518"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5100396217","display_name":"Liangliang Liu","orcid":"https://orcid.org/0000-0003-1189-7717"},"institutions":[{"id":"https://openalex.org/I905225518","display_name":"Shanghai University of International Business and Economics","ror":"https://ror.org/031t68441","country_code":"CN","type":"education","lineage":["https://openalex.org/I905225518"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Liangliang Liu","raw_affiliation_strings":["School of Statistics and Information, Shanghai University of International Business and Economics, Shanghai, China"],"affiliations":[{"raw_affiliation_string":"School of Statistics and Information, Shanghai University of International Business and Economics, Shanghai, China","institution_ids":["https://openalex.org/I905225518"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5106893358","display_name":"Zhilin Qian","orcid":null},"institutions":[{"id":"https://openalex.org/I905225518","display_name":"Shanghai University of International Business and Economics","ror":"https://ror.org/031t68441","country_code":"CN","type":"education","lineage":["https://openalex.org/I905225518"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Zhilin Qian","raw_affiliation_strings":["School of Statistics and Information, Shanghai University of International Business and Economics, Shanghai, China"],"affiliations":[{"raw_affiliation_string":"School of Statistics and Information, Shanghai University of International Business and Economics, Shanghai, China","institution_ids":["https://openalex.org/I905225518"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5100350165","display_name":"Qi Li","orcid":"https://orcid.org/0000-0001-8776-8730"},"institutions":[{"id":"https://openalex.org/I905225518","display_name":"Shanghai University of International Business and Economics","ror":"https://ror.org/031t68441","country_code":"CN","type":"education","lineage":["https://openalex.org/I905225518"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Qi Li","raw_affiliation_strings":["School of Statistics and Information, Shanghai University of International Business and Economics, Shanghai, China"],"affiliations":[{"raw_affiliation_string":"School of Statistics and Information, Shanghai University of International Business and Economics, Shanghai, China","institution_ids":["https://openalex.org/I905225518"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":4,"corresponding_author_ids":["https://openalex.org/A5112378670"],"corresponding_institution_ids":["https://openalex.org/I905225518"],"apc_list":null,"apc_paid":null,"fwci":0.0,"has_fulltext":false,"cited_by_count":0,"citation_normalized_percentile":{"value":0.07730896,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":null,"biblio":{"volume":null,"issue":null,"first_page":"134","last_page":"138"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10764","display_name":"Privacy-Preserving Technologies in Data","score":1.0,"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":1.0,"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/T11598","display_name":"Internet Traffic Analysis and Secure E-voting","score":0.996999979019165,"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":0.9879999756813049,"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"}}],"keywords":[{"id":"https://openalex.org/keywords/trajectory","display_name":"Trajectory","score":0.8344416618347168},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.7875736951828003},{"id":"https://openalex.org/keywords/privacy-protection","display_name":"Privacy protection","score":0.5806472301483154},{"id":"https://openalex.org/keywords/similarity","display_name":"Similarity (geometry)","score":0.573050856590271},{"id":"https://openalex.org/keywords/information-privacy","display_name":"Information privacy","score":0.5123203992843628},{"id":"https://openalex.org/keywords/location-based-service","display_name":"Location-based service","score":0.49899721145629883},{"id":"https://openalex.org/keywords/computer-security","display_name":"Computer security","score":0.48489218950271606},{"id":"https://openalex.org/keywords/location-data","display_name":"Location data","score":0.42016899585723877},{"id":"https://openalex.org/keywords/internet-privacy","display_name":"Internet privacy","score":0.38420724868774414},{"id":"https://openalex.org/keywords/computer-network","display_name":"Computer network","score":0.2851199805736542},{"id":"https://openalex.org/keywords/computer-vision","display_name":"Computer vision","score":0.17063778638839722},{"id":"https://openalex.org/keywords/image","display_name":"Image (mathematics)","score":0.07314857840538025}],"concepts":[{"id":"https://openalex.org/C13662910","wikidata":"https://www.wikidata.org/wiki/Q193139","display_name":"Trajectory","level":2,"score":0.8344416618347168},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.7875736951828003},{"id":"https://openalex.org/C3017597292","wikidata":"https://www.wikidata.org/wiki/Q25052250","display_name":"Privacy protection","level":2,"score":0.5806472301483154},{"id":"https://openalex.org/C103278499","wikidata":"https://www.wikidata.org/wiki/Q254465","display_name":"Similarity (geometry)","level":3,"score":0.573050856590271},{"id":"https://openalex.org/C123201435","wikidata":"https://www.wikidata.org/wiki/Q456632","display_name":"Information privacy","level":2,"score":0.5123203992843628},{"id":"https://openalex.org/C155292070","wikidata":"https://www.wikidata.org/wiki/Q1198122","display_name":"Location-based service","level":2,"score":0.49899721145629883},{"id":"https://openalex.org/C38652104","wikidata":"https://www.wikidata.org/wiki/Q3510521","display_name":"Computer security","level":1,"score":0.48489218950271606},{"id":"https://openalex.org/C2988186277","wikidata":"https://www.wikidata.org/wiki/Q5915793","display_name":"Location data","level":2,"score":0.42016899585723877},{"id":"https://openalex.org/C108827166","wikidata":"https://www.wikidata.org/wiki/Q175975","display_name":"Internet privacy","level":1,"score":0.38420724868774414},{"id":"https://openalex.org/C31258907","wikidata":"https://www.wikidata.org/wiki/Q1301371","display_name":"Computer network","level":1,"score":0.2851199805736542},{"id":"https://openalex.org/C31972630","wikidata":"https://www.wikidata.org/wiki/Q844240","display_name":"Computer vision","level":1,"score":0.17063778638839722},{"id":"https://openalex.org/C115961682","wikidata":"https://www.wikidata.org/wiki/Q860623","display_name":"Image (mathematics)","level":2,"score":0.07314857840538025},{"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:10.1145/3220199.3220209","is_oa":false,"landing_page_url":"https://doi.org/10.1145/3220199.3220209","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Proceedings of the 2018 International Conference on Big Data and Computing","raw_type":"proceedings-article"}],"best_oa_location":null,"sustainable_development_goals":[{"score":0.5699999928474426,"display_name":"Peace, Justice and strong institutions","id":"https://metadata.un.org/sdg/16"}],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":17,"referenced_works":["https://openalex.org/W1689932539","https://openalex.org/W1982406878","https://openalex.org/W2010362518","https://openalex.org/W2056773559","https://openalex.org/W2118204922","https://openalex.org/W2120765374","https://openalex.org/W2123210385","https://openalex.org/W2141854027","https://openalex.org/W2145317377","https://openalex.org/W2149944211","https://openalex.org/W2158723612","https://openalex.org/W2159890390","https://openalex.org/W2322553181","https://openalex.org/W2371665850","https://openalex.org/W2472977075","https://openalex.org/W2490096848","https://openalex.org/W2594020291"],"related_works":["https://openalex.org/W2973520705","https://openalex.org/W2116352395","https://openalex.org/W3022534164","https://openalex.org/W2530461896","https://openalex.org/W2362924331","https://openalex.org/W2088193720","https://openalex.org/W3133956786","https://openalex.org/W4378903754","https://openalex.org/W2386054155","https://openalex.org/W2527932845"],"abstract_inverted_index":{"This":[0,14,51],"paper":[1],"presents":[2],"a":[3],"trajectory":[4,33,49],"similarity":[5,34],"measurement":[6],"method":[7,15,52],"based":[8],"on":[9,31],"user's":[10,37],"local":[11],"anonymous":[12,28],"area.":[13],"can":[16,53],"protect":[17,48],"the":[18,32],"location":[19,38],"privacy":[20],"among":[21],"users":[22],"between":[23],"each":[24],"other":[25],"in":[26],"an":[27],"group.":[29],"Based":[30],"and":[35],"real":[36],"data,":[39],"some":[40,55],"users'":[41],"IDs":[42],"are":[43],"replaced":[44],"by":[45],"others":[46],"to":[47],"privacy.":[50],"resist":[54],"background":[56],"attacks.":[57]},"counts_by_year":[],"updated_date":"2025-11-06T03:46:38.306776","created_date":"2025-10-10T00:00:00"}