{"id":"https://openalex.org/W3021426487","doi":"https://doi.org/10.1109/access.2020.2990706","title":"Maximum Influential Location Selection With Differentially Private User Locations","display_name":"Maximum Influential Location Selection With Differentially Private User Locations","publication_year":2020,"publication_date":"2020-01-01","ids":{"openalex":"https://openalex.org/W3021426487","doi":"https://doi.org/10.1109/access.2020.2990706","mag":"3021426487"},"language":"en","primary_location":{"id":"doi:10.1109/access.2020.2990706","is_oa":true,"landing_page_url":"https://doi.org/10.1109/access.2020.2990706","pdf_url":"https://ieeexplore.ieee.org/ielx7/6287639/8948470/09079494.pdf","source":{"id":"https://openalex.org/S2485537415","display_name":"IEEE Access","issn_l":"2169-3536","issn":["2169-3536"],"is_oa":true,"is_in_doaj":true,"is_core":true,"host_organization":"https://openalex.org/P4310319808","host_organization_name":"Institute of Electrical and Electronics Engineers","host_organization_lineage":["https://openalex.org/P4310319808"],"host_organization_lineage_names":["Institute of Electrical and Electronics Engineers"],"type":"journal"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"IEEE Access","raw_type":"journal-article"},"type":"article","indexed_in":["crossref","doaj"],"open_access":{"is_oa":true,"oa_status":"gold","oa_url":"https://ieeexplore.ieee.org/ielx7/6287639/8948470/09079494.pdf","any_repository_has_fulltext":true},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5108044797","display_name":"Sehwa Park","orcid":"https://orcid.org/0000-0003-4885-8949"},"institutions":[{"id":"https://openalex.org/I148751991","display_name":"Sogang University","ror":"https://ror.org/056tn4839","country_code":"KR","type":"education","lineage":["https://openalex.org/I148751991"]}],"countries":["KR"],"is_corresponding":false,"raw_author_name":"Sehwa Park","raw_affiliation_strings":["Department of Computer Science and Engineering, Database Laboratory, Sogang University, Seoul, South Korea"],"raw_orcid":"https://orcid.org/0000-0003-4885-8949","affiliations":[{"raw_affiliation_string":"Department of Computer Science and Engineering, Database Laboratory, Sogang University, Seoul, South Korea","institution_ids":["https://openalex.org/I148751991"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5002006479","display_name":"Junkyu Lee","orcid":"https://orcid.org/0000-0003-1310-3263"},"institutions":[{"id":"https://openalex.org/I148751991","display_name":"Sogang University","ror":"https://ror.org/056tn4839","country_code":"KR","type":"education","lineage":["https://openalex.org/I148751991"]}],"countries":["KR"],"is_corresponding":false,"raw_author_name":"Junkyu Lee","raw_affiliation_strings":["Department of Computer Science and Engineering, Database Laboratory, Sogang University, Seoul, South Korea"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Computer Science and Engineering, Database Laboratory, Sogang University, Seoul, South Korea","institution_ids":["https://openalex.org/I148751991"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5090186230","display_name":"Seog Park","orcid":"https://orcid.org/0000-0002-4049-7950"},"institutions":[{"id":"https://openalex.org/I148751991","display_name":"Sogang University","ror":"https://ror.org/056tn4839","country_code":"KR","type":"education","lineage":["https://openalex.org/I148751991"]}],"countries":["KR"],"is_corresponding":false,"raw_author_name":"Seog Park","raw_affiliation_strings":["Department of Computer Science and Engineering, Database Laboratory, Sogang University, Seoul, South Korea"],"raw_orcid":"https://orcid.org/0000-0002-4049-7950","affiliations":[{"raw_affiliation_string":"Department of Computer Science and Engineering, Database Laboratory, Sogang University, Seoul, South Korea","institution_ids":["https://openalex.org/I148751991"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":1,"corresponding_author_ids":[],"corresponding_institution_ids":["https://openalex.org/I148751991"],"apc_list":{"value":1850,"currency":"USD","value_usd":1850},"apc_paid":{"value":1850,"currency":"USD","value_usd":1850},"fwci":0.297,"has_fulltext":true,"cited_by_count":2,"citation_normalized_percentile":{"value":0.51495151,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":94,"max":96},"biblio":{"volume":"8","issue":null,"first_page":"83728","last_page":"83744"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11106","display_name":"Data Management and Algorithms","score":0.9988999962806702,"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":0.9988999962806702,"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/T10326","display_name":"Indoor and Outdoor Localization Technologies","score":0.9929999709129333,"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/T12288","display_name":"Optimization and Search Problems","score":0.9929999709129333,"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"}}],"keywords":[{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.8194828629493713},{"id":"https://openalex.org/keywords/voronoi-diagram","display_name":"Voronoi diagram","score":0.7964497804641724},{"id":"https://openalex.org/keywords/pruning","display_name":"Pruning","score":0.6190618276596069},{"id":"https://openalex.org/keywords/query-optimization","display_name":"Query optimization","score":0.6145835518836975},{"id":"https://openalex.org/keywords/location-based-service","display_name":"Location-based service","score":0.5989251732826233},{"id":"https://openalex.org/keywords/selection","display_name":"Selection (genetic algorithm)","score":0.5826290249824524},{"id":"https://openalex.org/keywords/process","display_name":"Process (computing)","score":0.5426036715507507},{"id":"https://openalex.org/keywords/heuristic","display_name":"Heuristic","score":0.5131514668464661},{"id":"https://openalex.org/keywords/private-information-retrieval","display_name":"Private information retrieval","score":0.4886327385902405},{"id":"https://openalex.org/keywords/data-mining","display_name":"Data mining","score":0.42953407764434814},{"id":"https://openalex.org/keywords/mobile-device","display_name":"Mobile device","score":0.428911417722702},{"id":"https://openalex.org/keywords/information-retrieval","display_name":"Information retrieval","score":0.40596288442611694},{"id":"https://openalex.org/keywords/computer-network","display_name":"Computer network","score":0.21383407711982727},{"id":"https://openalex.org/keywords/computer-security","display_name":"Computer security","score":0.20186331868171692},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.17479223012924194},{"id":"https://openalex.org/keywords/world-wide-web","display_name":"World Wide Web","score":0.14957115054130554},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.08537444472312927}],"concepts":[{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.8194828629493713},{"id":"https://openalex.org/C24881265","wikidata":"https://www.wikidata.org/wiki/Q757267","display_name":"Voronoi diagram","level":2,"score":0.7964497804641724},{"id":"https://openalex.org/C108010975","wikidata":"https://www.wikidata.org/wiki/Q500094","display_name":"Pruning","level":2,"score":0.6190618276596069},{"id":"https://openalex.org/C157692150","wikidata":"https://www.wikidata.org/wiki/Q2919848","display_name":"Query optimization","level":2,"score":0.6145835518836975},{"id":"https://openalex.org/C155292070","wikidata":"https://www.wikidata.org/wiki/Q1198122","display_name":"Location-based service","level":2,"score":0.5989251732826233},{"id":"https://openalex.org/C81917197","wikidata":"https://www.wikidata.org/wiki/Q628760","display_name":"Selection (genetic algorithm)","level":2,"score":0.5826290249824524},{"id":"https://openalex.org/C98045186","wikidata":"https://www.wikidata.org/wiki/Q205663","display_name":"Process (computing)","level":2,"score":0.5426036715507507},{"id":"https://openalex.org/C173801870","wikidata":"https://www.wikidata.org/wiki/Q201413","display_name":"Heuristic","level":2,"score":0.5131514668464661},{"id":"https://openalex.org/C99221444","wikidata":"https://www.wikidata.org/wiki/Q1532069","display_name":"Private information retrieval","level":2,"score":0.4886327385902405},{"id":"https://openalex.org/C124101348","wikidata":"https://www.wikidata.org/wiki/Q172491","display_name":"Data mining","level":1,"score":0.42953407764434814},{"id":"https://openalex.org/C186967261","wikidata":"https://www.wikidata.org/wiki/Q5082128","display_name":"Mobile device","level":2,"score":0.428911417722702},{"id":"https://openalex.org/C23123220","wikidata":"https://www.wikidata.org/wiki/Q816826","display_name":"Information retrieval","level":1,"score":0.40596288442611694},{"id":"https://openalex.org/C31258907","wikidata":"https://www.wikidata.org/wiki/Q1301371","display_name":"Computer network","level":1,"score":0.21383407711982727},{"id":"https://openalex.org/C38652104","wikidata":"https://www.wikidata.org/wiki/Q3510521","display_name":"Computer security","level":1,"score":0.20186331868171692},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.17479223012924194},{"id":"https://openalex.org/C136764020","wikidata":"https://www.wikidata.org/wiki/Q466","display_name":"World Wide Web","level":1,"score":0.14957115054130554},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.08537444472312927},{"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/C6557445","wikidata":"https://www.wikidata.org/wiki/Q173113","display_name":"Agronomy","level":1,"score":0.0},{"id":"https://openalex.org/C2524010","wikidata":"https://www.wikidata.org/wiki/Q8087","display_name":"Geometry","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}],"mesh":[],"locations_count":2,"locations":[{"id":"doi:10.1109/access.2020.2990706","is_oa":true,"landing_page_url":"https://doi.org/10.1109/access.2020.2990706","pdf_url":"https://ieeexplore.ieee.org/ielx7/6287639/8948470/09079494.pdf","source":{"id":"https://openalex.org/S2485537415","display_name":"IEEE Access","issn_l":"2169-3536","issn":["2169-3536"],"is_oa":true,"is_in_doaj":true,"is_core":true,"host_organization":"https://openalex.org/P4310319808","host_organization_name":"Institute of Electrical and Electronics Engineers","host_organization_lineage":["https://openalex.org/P4310319808"],"host_organization_lineage_names":["Institute of Electrical and Electronics Engineers"],"type":"journal"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"IEEE Access","raw_type":"journal-article"},{"id":"pmh:oai:doaj.org/article:7ca8a9bf87e540b2a0f302df7be00857","is_oa":true,"landing_page_url":"https://doaj.org/article/7ca8a9bf87e540b2a0f302df7be00857","pdf_url":null,"source":{"id":"https://openalex.org/S4306401280","display_name":"DOAJ (DOAJ: Directory of Open Access Journals)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":null,"host_organization_name":null,"host_organization_lineage":[],"host_organization_lineage_names":[],"type":"repository"},"license":"cc-by-sa","license_id":"https://openalex.org/licenses/cc-by-sa","version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"IEEE Access, Vol 8, Pp 83728-83744 (2020)","raw_type":"article"}],"best_oa_location":{"id":"doi:10.1109/access.2020.2990706","is_oa":true,"landing_page_url":"https://doi.org/10.1109/access.2020.2990706","pdf_url":"https://ieeexplore.ieee.org/ielx7/6287639/8948470/09079494.pdf","source":{"id":"https://openalex.org/S2485537415","display_name":"IEEE Access","issn_l":"2169-3536","issn":["2169-3536"],"is_oa":true,"is_in_doaj":true,"is_core":true,"host_organization":"https://openalex.org/P4310319808","host_organization_name":"Institute of Electrical and Electronics Engineers","host_organization_lineage":["https://openalex.org/P4310319808"],"host_organization_lineage_names":["Institute of Electrical and Electronics Engineers"],"type":"journal"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"IEEE Access","raw_type":"journal-article"},"sustainable_development_goals":[{"score":0.4300000071525574,"display_name":"Peace, Justice and strong institutions","id":"https://metadata.un.org/sdg/16"}],"awards":[{"id":"https://openalex.org/G4935221096","display_name":null,"funder_award_id":"NRF-2019R1A2C1088126","funder_id":"https://openalex.org/F4320322120","funder_display_name":"National Research Foundation of Korea"},{"id":"https://openalex.org/G6316855684","display_name":null,"funder_award_id":"NRF-2017R1D1A1B03036252","funder_id":"https://openalex.org/F4320322120","funder_display_name":"National Research Foundation of Korea"}],"funders":[{"id":"https://openalex.org/F4320320671","display_name":"National Research Foundation","ror":"https://ror.org/05s0g1g46"},{"id":"https://openalex.org/F4320322120","display_name":"National Research Foundation of Korea","ror":"https://ror.org/013aysd81"},{"id":"https://openalex.org/F4320328359","display_name":"Ministry of Science and ICT, South Korea","ror":"https://ror.org/01wpjm123"}],"has_content":{"grobid_xml":true,"pdf":true},"content_urls":{"pdf":"https://content.openalex.org/works/W3021426487.pdf","grobid_xml":"https://content.openalex.org/works/W3021426487.grobid-xml"},"referenced_works_count":29,"referenced_works":["https://openalex.org/W1601184778","https://openalex.org/W1829285201","https://openalex.org/W1851312640","https://openalex.org/W1967005434","https://openalex.org/W1990111898","https://openalex.org/W2024021429","https://openalex.org/W2027595342","https://openalex.org/W2032150764","https://openalex.org/W2032444163","https://openalex.org/W2072540320","https://openalex.org/W2076287166","https://openalex.org/W2096870293","https://openalex.org/W2110953678","https://openalex.org/W2118269922","https://openalex.org/W2120652260","https://openalex.org/W2120767835","https://openalex.org/W2122290076","https://openalex.org/W2126840151","https://openalex.org/W2129765035","https://openalex.org/W2131824717","https://openalex.org/W2155019111","https://openalex.org/W2160152607","https://openalex.org/W2217200224","https://openalex.org/W2236011587","https://openalex.org/W4205228770","https://openalex.org/W4254260091","https://openalex.org/W6638641186","https://openalex.org/W6638957863","https://openalex.org/W6678307160"],"related_works":["https://openalex.org/W3020555194","https://openalex.org/W2793256277","https://openalex.org/W4360958759","https://openalex.org/W2348235448","https://openalex.org/W2116218375","https://openalex.org/W2389906634","https://openalex.org/W176898926","https://openalex.org/W288156810","https://openalex.org/W1562406979","https://openalex.org/W2962797788"],"abstract_inverted_index":{"The":[0,45],"widespread":[1],"use":[2],"of":[3,26,48],"mobile":[4],"devices":[5],"and":[6,104],"social":[7],"network":[8],"services":[9],"has":[10],"made":[11],"optimal":[12],"location":[13,30,36,46,61,91],"queries":[14],"an":[15],"important":[16],"research":[17],"topic.":[18],"Previous":[19],"studies":[20],"have":[21],"focused":[22],"on":[23],"the":[24],"problem":[25,84],"maximum":[27],"influential":[28],"(Max-inf)":[29],"selection,":[31],"that":[32,37],"is,":[33],"finding":[34],"a":[35,57,67,82,96,105],"can":[38],"attract":[39],"as":[40,43],"many":[41],"clients":[42],"possible.":[44],"information":[47],"each":[49],"client":[50,60,90],"should":[51,71],"be":[52,72],"collected":[53],"to":[54,74,100,110],"process":[55],"such":[56],"query.":[58],"However,":[59],"is":[62],"considered":[63],"sensitive":[64],"information.":[65,92],"Therefore,":[66],"privacy":[68],"protection":[69],"technique":[70,86,99],"applied":[73],"Max-inf":[75,83],"problems.":[76],"Motivated":[77],"by":[78],"this,":[79],"we":[80,94],"propose":[81],"query-processing":[85],"with":[87],"differentially":[88],"private":[89],"Furthermore,":[93],"present":[95],"Voronoi":[97,106],"region-based":[98],"guarantee":[101],"query":[102,112],"accuracy":[103],"envelope-based":[107],"pruning":[108],"heuristic":[109],"improve":[111],"performance.":[113]},"counts_by_year":[{"year":2022,"cited_by_count":2}],"updated_date":"2025-11-06T03:46:38.306776","created_date":"2025-10-10T00:00:00"}