{"id":"https://openalex.org/W4323349060","doi":"https://doi.org/10.56553/popets-2023-0065","title":"SoK: Differentially Private Publication of Trajectory Data","display_name":"SoK: Differentially Private Publication of Trajectory Data","publication_year":2023,"publication_date":"2023-03-07","ids":{"openalex":"https://openalex.org/W4323349060","doi":"https://doi.org/10.56553/popets-2023-0065"},"language":"en","primary_location":{"id":"doi:10.56553/popets-2023-0065","is_oa":true,"landing_page_url":"https://doi.org/10.56553/popets-2023-0065","pdf_url":"https://petsymposium.org/popets/2023/popets-2023-0065.pdf","source":{"id":"https://openalex.org/S4210183172","display_name":"Proceedings on Privacy Enhancing Technologies","issn_l":"2299-0984","issn":["2299-0984"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310320322","host_organization_name":"De Gruyter Open","host_organization_lineage":["https://openalex.org/P4310320322","https://openalex.org/P4310313990"],"host_organization_lineage_names":["De Gruyter Open","De Gruyter"],"type":"journal"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Proceedings on Privacy Enhancing Technologies","raw_type":"journal-article"},"type":"article","indexed_in":["crossref"],"open_access":{"is_oa":true,"oa_status":"hybrid","oa_url":"https://petsymposium.org/popets/2023/popets-2023-0065.pdf","any_repository_has_fulltext":true},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5072088182","display_name":"\u00c0lex Miranda-Pascual","orcid":"https://orcid.org/0000-0002-1622-993X"},"institutions":[{"id":"https://openalex.org/I102335020","display_name":"Karlsruhe Institute of Technology","ror":"https://ror.org/04t3en479","country_code":"DE","type":"education","lineage":["https://openalex.org/I102335020","https://openalex.org/I1305996414"]},{"id":"https://openalex.org/I9617848","display_name":"Universitat Polit\u00e8cnica de Catalunya","ror":"https://ror.org/03mb6wj31","country_code":"ES","type":"education","lineage":["https://openalex.org/I9617848"]}],"countries":["DE","ES"],"is_corresponding":false,"raw_author_name":"\u00c0lex Miranda-Pascual","raw_affiliation_strings":["Universitat Polit\u00e8cnica de Catalunya and Karlsruhe Institute of Technology"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Universitat Polit\u00e8cnica de Catalunya and Karlsruhe Institute of Technology","institution_ids":["https://openalex.org/I102335020","https://openalex.org/I9617848"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5051716995","display_name":"Patricia Guerra-Balboa","orcid":"https://orcid.org/0009-0003-3035-8230"},"institutions":[{"id":"https://openalex.org/I102335020","display_name":"Karlsruhe Institute of Technology","ror":"https://ror.org/04t3en479","country_code":"DE","type":"education","lineage":["https://openalex.org/I102335020","https://openalex.org/I1305996414"]}],"countries":["DE"],"is_corresponding":false,"raw_author_name":"Patricia Guerra-Balboa","raw_affiliation_strings":["Karlsruhe Institute of Technology","Karlsruhe Institute of Technology Karlsruhe, Germany"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Karlsruhe Institute of Technology","institution_ids":["https://openalex.org/I102335020"]},{"raw_affiliation_string":"Karlsruhe Institute of Technology Karlsruhe, Germany","institution_ids":["https://openalex.org/I102335020"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5090886324","display_name":"Javier Parra\u2010Arnau","orcid":"https://orcid.org/0000-0002-1772-1088"},"institutions":[{"id":"https://openalex.org/I102335020","display_name":"Karlsruhe Institute of Technology","ror":"https://ror.org/04t3en479","country_code":"DE","type":"education","lineage":["https://openalex.org/I102335020","https://openalex.org/I1305996414"]},{"id":"https://openalex.org/I9617848","display_name":"Universitat Polit\u00e8cnica de Catalunya","ror":"https://ror.org/03mb6wj31","country_code":"ES","type":"education","lineage":["https://openalex.org/I9617848"]}],"countries":["DE","ES"],"is_corresponding":false,"raw_author_name":"Javier Parra-Arnau","raw_affiliation_strings":["Universitat Polit\u00e8cnica de Catalunya and Karlsruhe Institute of Technology"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Universitat Polit\u00e8cnica de Catalunya and Karlsruhe Institute of Technology","institution_ids":["https://openalex.org/I102335020","https://openalex.org/I9617848"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5071199124","display_name":"Jordi Forn\u00e9","orcid":"https://orcid.org/0000-0002-8401-3292"},"institutions":[{"id":"https://openalex.org/I9617848","display_name":"Universitat Polit\u00e8cnica de Catalunya","ror":"https://ror.org/03mb6wj31","country_code":"ES","type":"education","lineage":["https://openalex.org/I9617848"]}],"countries":["ES"],"is_corresponding":false,"raw_author_name":"Jordi Forn\u00e9","raw_affiliation_strings":["Universitat Polit\u00e8cnica de Catalunya"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Universitat Polit\u00e8cnica de Catalunya","institution_ids":["https://openalex.org/I9617848"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5053465128","display_name":"Thorsten Strufe","orcid":"https://orcid.org/0000-0002-8723-9692"},"institutions":[{"id":"https://openalex.org/I102335020","display_name":"Karlsruhe Institute of Technology","ror":"https://ror.org/04t3en479","country_code":"DE","type":"education","lineage":["https://openalex.org/I102335020","https://openalex.org/I1305996414"]}],"countries":["DE"],"is_corresponding":false,"raw_author_name":"Thorsten Strufe","raw_affiliation_strings":["Karlsruhe Institute of Technology","Karlsruhe Institute of Technology Karlsruhe, Germany"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Karlsruhe Institute of Technology","institution_ids":["https://openalex.org/I102335020"]},{"raw_affiliation_string":"Karlsruhe Institute of Technology Karlsruhe, Germany","institution_ids":["https://openalex.org/I102335020"]}]}],"institutions":[],"countries_distinct_count":2,"institutions_distinct_count":2,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":3.6484,"has_fulltext":true,"cited_by_count":23,"citation_normalized_percentile":{"value":0.93901526,"is_in_top_1_percent":false,"is_in_top_10_percent":true},"cited_by_percentile_year":{"min":96,"max":99},"biblio":{"volume":"2023","issue":"2","first_page":"496","last_page":"516"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10764","display_name":"Privacy-Preserving Technologies in Data","score":0.9993000030517578,"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":0.9993000030517578,"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/T11106","display_name":"Data Management and Algorithms","score":0.9944000244140625,"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/T11719","display_name":"Data Quality and Management","score":0.9789000153541565,"subfield":{"id":"https://openalex.org/subfields/1803","display_name":"Management Science and Operations Research"},"field":{"id":"https://openalex.org/fields/18","display_name":"Decision Sciences"},"domain":{"id":"https://openalex.org/domains/2","display_name":"Social Sciences"}}],"keywords":[{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.741613507270813},{"id":"https://openalex.org/keywords/trajectory","display_name":"Trajectory","score":0.7325935363769531},{"id":"https://openalex.org/keywords/granularity","display_name":"Granularity","score":0.6986818909645081},{"id":"https://openalex.org/keywords/context","display_name":"Context (archaeology)","score":0.6125348806381226},{"id":"https://openalex.org/keywords/data-science","display_name":"Data science","score":0.5234995484352112},{"id":"https://openalex.org/keywords/masking","display_name":"Masking (illustration)","score":0.518680214881897},{"id":"https://openalex.org/keywords/private-information-retrieval","display_name":"Private information retrieval","score":0.4302530288696289},{"id":"https://openalex.org/keywords/state","display_name":"State (computer science)","score":0.41582149267196655},{"id":"https://openalex.org/keywords/data-mining","display_name":"Data mining","score":0.3550550043582916},{"id":"https://openalex.org/keywords/computer-security","display_name":"Computer security","score":0.21485286951065063},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.10506734251976013}],"concepts":[{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.741613507270813},{"id":"https://openalex.org/C13662910","wikidata":"https://www.wikidata.org/wiki/Q193139","display_name":"Trajectory","level":2,"score":0.7325935363769531},{"id":"https://openalex.org/C177774035","wikidata":"https://www.wikidata.org/wiki/Q1246948","display_name":"Granularity","level":2,"score":0.6986818909645081},{"id":"https://openalex.org/C2779343474","wikidata":"https://www.wikidata.org/wiki/Q3109175","display_name":"Context (archaeology)","level":2,"score":0.6125348806381226},{"id":"https://openalex.org/C2522767166","wikidata":"https://www.wikidata.org/wiki/Q2374463","display_name":"Data science","level":1,"score":0.5234995484352112},{"id":"https://openalex.org/C2777402240","wikidata":"https://www.wikidata.org/wiki/Q6783436","display_name":"Masking (illustration)","level":2,"score":0.518680214881897},{"id":"https://openalex.org/C99221444","wikidata":"https://www.wikidata.org/wiki/Q1532069","display_name":"Private information retrieval","level":2,"score":0.4302530288696289},{"id":"https://openalex.org/C48103436","wikidata":"https://www.wikidata.org/wiki/Q599031","display_name":"State (computer science)","level":2,"score":0.41582149267196655},{"id":"https://openalex.org/C124101348","wikidata":"https://www.wikidata.org/wiki/Q172491","display_name":"Data mining","level":1,"score":0.3550550043582916},{"id":"https://openalex.org/C38652104","wikidata":"https://www.wikidata.org/wiki/Q3510521","display_name":"Computer security","level":1,"score":0.21485286951065063},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.10506734251976013},{"id":"https://openalex.org/C1276947","wikidata":"https://www.wikidata.org/wiki/Q333","display_name":"Astronomy","level":1,"score":0.0},{"id":"https://openalex.org/C111919701","wikidata":"https://www.wikidata.org/wiki/Q9135","display_name":"Operating system","level":1,"score":0.0},{"id":"https://openalex.org/C86803240","wikidata":"https://www.wikidata.org/wiki/Q420","display_name":"Biology","level":0,"score":0.0},{"id":"https://openalex.org/C151730666","wikidata":"https://www.wikidata.org/wiki/Q7205","display_name":"Paleontology","level":1,"score":0.0},{"id":"https://openalex.org/C153349607","wikidata":"https://www.wikidata.org/wiki/Q36649","display_name":"Visual arts","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},{"id":"https://openalex.org/C142362112","wikidata":"https://www.wikidata.org/wiki/Q735","display_name":"Art","level":0,"score":0.0}],"mesh":[],"locations_count":2,"locations":[{"id":"doi:10.56553/popets-2023-0065","is_oa":true,"landing_page_url":"https://doi.org/10.56553/popets-2023-0065","pdf_url":"https://petsymposium.org/popets/2023/popets-2023-0065.pdf","source":{"id":"https://openalex.org/S4210183172","display_name":"Proceedings on Privacy Enhancing Technologies","issn_l":"2299-0984","issn":["2299-0984"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310320322","host_organization_name":"De Gruyter Open","host_organization_lineage":["https://openalex.org/P4310320322","https://openalex.org/P4310313990"],"host_organization_lineage_names":["De Gruyter Open","De Gruyter"],"type":"journal"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Proceedings on Privacy Enhancing Technologies","raw_type":"journal-article"},{"id":"pmh:oai:upcommons.upc.edu:2117/387563","is_oa":true,"landing_page_url":"https://hdl.handle.net/2117/387563","pdf_url":"https://upcommons.upc.edu/bitstreams/8dcf320e-068d-4126-bbb5-97553fd3dc75/download","source":{"id":"https://openalex.org/S4377196262","display_name":"UPCommons institutional repository (Universitat Polit\u00e8cnica de Catalunya)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I9617848","host_organization_name":"Universitat Polit\u00e8cnica de Catalunya","host_organization_lineage":["https://openalex.org/I9617848"],"host_organization_lineage_names":[],"type":"repository"},"license":"cc-by-nc-nd","license_id":"https://openalex.org/licenses/cc-by-nc-nd","version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":null,"raw_type":"Article"}],"best_oa_location":{"id":"doi:10.56553/popets-2023-0065","is_oa":true,"landing_page_url":"https://doi.org/10.56553/popets-2023-0065","pdf_url":"https://petsymposium.org/popets/2023/popets-2023-0065.pdf","source":{"id":"https://openalex.org/S4210183172","display_name":"Proceedings on Privacy Enhancing Technologies","issn_l":"2299-0984","issn":["2299-0984"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310320322","host_organization_name":"De Gruyter Open","host_organization_lineage":["https://openalex.org/P4310320322","https://openalex.org/P4310313990"],"host_organization_lineage_names":["De Gruyter Open","De Gruyter"],"type":"journal"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Proceedings on Privacy Enhancing Technologies","raw_type":"journal-article"},"sustainable_development_goals":[{"id":"https://metadata.un.org/sdg/9","display_name":"Industry, innovation and infrastructure","score":0.6299999952316284}],"awards":[{"id":"https://openalex.org/G1314256473","display_name":null,"funder_award_id":"ID 390696704","funder_id":"https://openalex.org/F4320321114","funder_display_name":"Bundesministerium f\u00fcr Bildung und Forschung"},{"id":"https://openalex.org/G1407243695","display_name":null,"funder_award_id":"EXC 2050/1","funder_id":"https://openalex.org/F4320321114","funder_display_name":"Bundesministerium f\u00fcr Bildung und Forschung"},{"id":"https://openalex.org/G1643949827","display_name":null,"funder_award_id":"AEI/10.13039/501100011033","funder_id":"https://openalex.org/F4320335598","funder_display_name":"Agencia Estatal de Investigaci\u00f3n"},{"id":"https://openalex.org/G1704675987","display_name":null,"funder_award_id":"PID2020-113795RB-C31","funder_id":"https://openalex.org/F4320322930","funder_display_name":"Ministerio de Ciencia e Innovaci\u00f3n"},{"id":"https://openalex.org/G1835212953","display_name":"Junior Leader la Caixa Postdoctoral Fellowship Programme: Shaping the new generation of leaders in research","funder_award_id":"847648","funder_id":"https://openalex.org/F4320320300","funder_display_name":"European Commission"},{"id":"https://openalex.org/G2262748287","display_name":null,"funder_award_id":"501100011033","funder_id":"https://openalex.org/F4320335598","funder_display_name":"Agencia Estatal de Investigaci\u00f3n"},{"id":"https://openalex.org/G2309174360","display_name":null,"funder_award_id":"10.13039","funder_id":"https://openalex.org/F4320322930","funder_display_name":"Ministerio de Ciencia e Innovaci\u00f3n"},{"id":"https://openalex.org/G2601397997","display_name":null,"funder_award_id":"10.13039/501100011033","funder_id":"https://openalex.org/F4320320300","funder_display_name":"European Commission"},{"id":"https://openalex.org/G300979063","display_name":null,"funder_award_id":"10.13039/501100011033","funder_id":"https://openalex.org/F4320335598","funder_display_name":"Agencia Estatal de Investigaci\u00f3n"},{"id":"https://openalex.org/G3480869486","display_name":null,"funder_award_id":"13039","funder_id":"https://openalex.org/F4320335598","funder_display_name":"Agencia Estatal de Investigaci\u00f3n"},{"id":"https://openalex.org/G3681454997","display_name":null,"funder_award_id":"13039/501100011033","funder_id":"https://openalex.org/F4320320300","funder_display_name":"European Commission"},{"id":"https://openalex.org/G4017095837","display_name":null,"funder_award_id":"AEI/10.13039/501100011033","funder_id":"https://openalex.org/F4320322930","funder_display_name":"Ministerio de Ciencia e Innovaci\u00f3n"},{"id":"https://openalex.org/G4042783231","display_name":null,"funder_award_id":"501100011033","funder_id":"https://openalex.org/F4320320300","funder_display_name":"European Commission"},{"id":"https://openalex.org/G4493332189","display_name":null,"funder_award_id":"847648","funder_id":"https://openalex.org/F4320322930","funder_display_name":"Ministerio de Ciencia e Innovaci\u00f3n"},{"id":"https://openalex.org/G4729953269","display_name":null,"funder_award_id":"LCF/BQ/PR20/11770009","funder_id":"https://openalex.org/F4320320300","funder_display_name":"European Commission"},{"id":"https://openalex.org/G4937468798","display_name":null,"funder_award_id":"H2020","funder_id":"https://openalex.org/F4320320300","funder_display_name":"European Commission"},{"id":"https://openalex.org/G5080475149","display_name":null,"funder_award_id":"10.13039","funder_id":"https://openalex.org/F4320335598","funder_display_name":"Agencia Estatal de Investigaci\u00f3n"},{"id":"https://openalex.org/G5421974903","display_name":null,"funder_award_id":"501100011033","funder_id":"https://openalex.org/F4320322930","funder_display_name":"Ministerio de Ciencia e Innovaci\u00f3n"},{"id":"https://openalex.org/G5550858994","display_name":null,"funder_award_id":"AEI/10","funder_id":"https://openalex.org/F4320322930","funder_display_name":"Ministerio de Ciencia e Innovaci\u00f3n"},{"id":"https://openalex.org/G5628759018","display_name":null,"funder_award_id":"390696704","funder_id":"https://openalex.org/F4320321114","funder_display_name":"Bundesministerium f\u00fcr Bildung und Forschung"},{"id":"https://openalex.org/G5805502524","display_name":null,"funder_award_id":"PID2020","funder_id":"https://openalex.org/F4320322930","funder_display_name":"Ministerio de Ciencia e Innovaci\u00f3n"},{"id":"https://openalex.org/G6343838365","display_name":null,"funder_award_id":"847648","funder_id":"https://openalex.org/F4320332999","funder_display_name":"Horizon 2020 Framework Programme"},{"id":"https://openalex.org/G6589649124","display_name":null,"funder_award_id":"PID2020-","funder_id":"https://openalex.org/F4320322930","funder_display_name":"Ministerio de Ciencia e Innovaci\u00f3n"},{"id":"https://openalex.org/G6823456974","display_name":null,"funder_award_id":"AEI/10.13039/501100011033","funder_id":"https://openalex.org/F4320320300","funder_display_name":"European Commission"},{"id":"https://openalex.org/G683931746","display_name":null,"funder_award_id":"H2020","funder_id":"https://openalex.org/F4320335598","funder_display_name":"Agencia Estatal de Investigaci\u00f3n"},{"id":"https://openalex.org/G7084143925","display_name":null,"funder_award_id":"AEI/10","funder_id":"https://openalex.org/F4320335598","funder_display_name":"Agencia Estatal de Investigaci\u00f3n"},{"id":"https://openalex.org/G7266728691","display_name":null,"funder_award_id":"13039/501100011033","funder_id":"https://openalex.org/F4320335598","funder_display_name":"Agencia Estatal de Investigaci\u00f3n"},{"id":"https://openalex.org/G7535663061","display_name":null,"funder_award_id":"AEI/10.","funder_id":"https://openalex.org/F4320335598","funder_display_name":"Agencia Estatal de Investigaci\u00f3n"},{"id":"https://openalex.org/G7643708868","display_name":null,"funder_award_id":"10.13039/501100011033","funder_id":"https://openalex.org/F4320322930","funder_display_name":"Ministerio de Ciencia e Innovaci\u00f3n"},{"id":"https://openalex.org/G8055432103","display_name":null,"funder_award_id":"13039/501100011033","funder_id":"https://openalex.org/F4320322930","funder_display_name":"Ministerio de Ciencia e Innovaci\u00f3n"},{"id":"https://openalex.org/G8272095671","display_name":null,"funder_award_id":"PID2020-113795RB-C31","funder_id":"https://openalex.org/F4320335598","funder_display_name":"Agencia Estatal de Investigaci\u00f3n"},{"id":"https://openalex.org/G8738726056","display_name":null,"funder_award_id":"16KIS1393K","funder_id":"https://openalex.org/F4320321114","funder_display_name":"Bundesministerium f\u00fcr Bildung und Forschung"},{"id":"https://openalex.org/G8853601691","display_name":null,"funder_award_id":"/AEI/10.13039/501100011033","funder_id":"https://openalex.org/F4320322930","funder_display_name":"Ministerio de Ciencia e Innovaci\u00f3n"}],"funders":[{"id":"https://openalex.org/F4320320300","display_name":"European Commission","ror":"https://ror.org/00k4n6c32"},{"id":"https://openalex.org/F4320321114","display_name":"Bundesministerium f\u00fcr Bildung und Forschung","ror":"https://ror.org/04pz7b180"},{"id":"https://openalex.org/F4320322930","display_name":"Ministerio de Ciencia e Innovaci\u00f3n","ror":"https://ror.org/034900433"},{"id":"https://openalex.org/F4320330256","display_name":"Fundaci\u00f3n Bancaria Caixa d'Estalvis i Pensions de Barcelona","ror":null},{"id":"https://openalex.org/F4320332999","display_name":"Horizon 2020 Framework Programme","ror":"https://ror.org/00k4n6c32"},{"id":"https://openalex.org/F4320335598","display_name":"Agencia Estatal de Investigaci\u00f3n","ror":null}],"has_content":{"pdf":true,"grobid_xml":false},"content_urls":{"pdf":"https://content.openalex.org/works/W4323349060.pdf"},"referenced_works_count":107,"referenced_works":["https://openalex.org/W2345771","https://openalex.org/W56293434","https://openalex.org/W116902681","https://openalex.org/W889496518","https://openalex.org/W1473189865","https://openalex.org/W1526112345","https://openalex.org/W1548435287","https://openalex.org/W1588905725","https://openalex.org/W1593517648","https://openalex.org/W1606251440","https://openalex.org/W1637387994","https://openalex.org/W1801564529","https://openalex.org/W1841789789","https://openalex.org/W1938572101","https://openalex.org/W1966554111","https://openalex.org/W1976007851","https://openalex.org/W1987228002","https://openalex.org/W1994292329","https://openalex.org/W2010362518","https://openalex.org/W2022330695","https://openalex.org/W2054922243","https://openalex.org/W2056773559","https://openalex.org/W2060041315","https://openalex.org/W2061204737","https://openalex.org/W2078101615","https://openalex.org/W2085472312","https://openalex.org/W2091921805","https://openalex.org/W2108215372","https://openalex.org/W2110953678","https://openalex.org/W2113839561","https://openalex.org/W2115240023","https://openalex.org/W2115911119","https://openalex.org/W2118371392","https://openalex.org/W2119047901","https://openalex.org/W2119067110","https://openalex.org/W2133819144","https://openalex.org/W2134479759","https://openalex.org/W2136114025","https://openalex.org/W2142291269","https://openalex.org/W2142406320","https://openalex.org/W2142922715","https://openalex.org/W2143325592","https://openalex.org/W2147880780","https://openalex.org/W2158037536","https://openalex.org/W2158790265","https://openalex.org/W2159541603","https://openalex.org/W2169082916","https://openalex.org/W2184844513","https://openalex.org/W2231773762","https://openalex.org/W2250447163","https://openalex.org/W2251664932","https://openalex.org/W2280777305","https://openalex.org/W2478460150","https://openalex.org/W2533657018","https://openalex.org/W2539944395","https://openalex.org/W2560610000","https://openalex.org/W2578791853","https://openalex.org/W2595094219","https://openalex.org/W2613582136","https://openalex.org/W2784047283","https://openalex.org/W2798860017","https://openalex.org/W2801558821","https://openalex.org/W2890836728","https://openalex.org/W2894526320","https://openalex.org/W2894692710","https://openalex.org/W2894779347","https://openalex.org/W2895224869","https://openalex.org/W2898288652","https://openalex.org/W2899018715","https://openalex.org/W2944356133","https://openalex.org/W2951096868","https://openalex.org/W2955813252","https://openalex.org/W2962727778","https://openalex.org/W2964151798","https://openalex.org/W2966587580","https://openalex.org/W2972274494","https://openalex.org/W2992243196","https://openalex.org/W2995900199","https://openalex.org/W2997708143","https://openalex.org/W3003710153","https://openalex.org/W3015896759","https://openalex.org/W3018824936","https://openalex.org/W3035053747","https://openalex.org/W3038085494","https://openalex.org/W3038954512","https://openalex.org/W3090906250","https://openalex.org/W3092538966","https://openalex.org/W3120066636","https://openalex.org/W3126813212","https://openalex.org/W3159696394","https://openalex.org/W3169553602","https://openalex.org/W3170604354","https://openalex.org/W3175236521","https://openalex.org/W3179408988","https://openalex.org/W3193117508","https://openalex.org/W3196794077","https://openalex.org/W3217016897","https://openalex.org/W4206720847","https://openalex.org/W4225831302","https://openalex.org/W4241186228","https://openalex.org/W4285667145","https://openalex.org/W4295107295","https://openalex.org/W4297174827","https://openalex.org/W4299734264","https://openalex.org/W4302047290","https://openalex.org/W4306885655","https://openalex.org/W4308641900"],"related_works":["https://openalex.org/W2931688134","https://openalex.org/W2377919138","https://openalex.org/W2378857091","https://openalex.org/W4256502920","https://openalex.org/W103652678","https://openalex.org/W2999756192","https://openalex.org/W4226090359","https://openalex.org/W4382701072","https://openalex.org/W2011624601","https://openalex.org/W2354431794"],"abstract_inverted_index":{"Trajectory":[0],"analysis":[1],"holds":[2],"many":[3],"promises,":[4],"from":[5,104],"improvements":[6],"in":[7,153],"traffic":[8],"management":[9],"to":[10,28,54,64,70,78],"routing":[11],"advice":[12],"or":[13],"infrastructure":[14],"development.":[15],"However,":[16],"learning":[17],"users'":[18],"paths":[19],"is":[20,25],"extremely":[21],"privacy-invasive.":[22],"Therefore,":[23],"there":[24],"a":[26,80],"necessity":[27],"protect":[29],"trajectories":[30],"such":[31],"that":[32],"we":[33,115],"preserve":[34],"the":[35,117,122,126,134,137,147,154],"global":[36],"properties,":[37,102],"useful":[38],"for":[39,89],"analysis,":[40],"while":[41],"specific":[42],"and":[43,67,86,94,106,131,142,145],"private":[44,96],"information":[45],"of":[46,73,108,136,150,156],"individuals":[47],"remains":[48],"inaccessible.":[49],"Trajectories,":[50],"however,":[51],"are":[52,58],"difficult":[53],"protect,":[55],"since":[56],"they":[57],"sequential,":[59],"highly":[60],"dimensional,":[61],"correlated,":[62],"bound":[63],"geophysical":[65],"restrictions,":[66],"easily":[68],"mapped":[69],"semantic":[71],"points":[72],"interest.":[74],"This":[75],"paper":[76],"aims":[77],"establish":[79],"systematic":[81],"framework":[82],"on":[83,133,139],"protective":[84],"masking":[85],"synthetic-generation":[87],"measures":[88],"trajectory":[90],"databases":[91],"with":[92],"syntactic":[93],"differentially":[95],"(DP)":[97],"guarantees,":[98],"including":[99],"also":[100],"utility":[101,118],"derived":[103],"ideas":[105],"limitations":[107,149],"existing":[109],"proposals.":[110],"To":[111],"reach":[112],"this":[113],"goal,":[114],"systematize":[116],"metrics":[119],"used":[120],"throughout":[121],"literature,":[123],"deeply":[124],"analyze":[125],"DP":[127,151],"granularity":[128],"notions,":[129],"explore":[130],"elaborate":[132],"state":[135],"art":[138],"privacy-enhancing":[140],"mechanisms":[141],"their":[143],"problems,":[144],"expose":[146],"main":[148],"notions":[152],"context":[155],"trajectories.":[157]},"counts_by_year":[{"year":2026,"cited_by_count":3},{"year":2025,"cited_by_count":7},{"year":2024,"cited_by_count":10},{"year":2023,"cited_by_count":3}],"updated_date":"2026-05-21T06:26:12.895304","created_date":"2025-10-10T00:00:00"}
