{"id":"https://openalex.org/W4285147738","doi":"https://doi.org/10.1109/access.2022.3180046","title":"Hall of Mirrors: A Novel Strategy to Address Locality in Geocoded-Based PoI Private Queries","display_name":"Hall of Mirrors: A Novel Strategy to Address Locality in Geocoded-Based PoI Private Queries","publication_year":2022,"publication_date":"2022-01-01","ids":{"openalex":"https://openalex.org/W4285147738","doi":"https://doi.org/10.1109/access.2022.3180046"},"language":"en","primary_location":{"id":"doi:10.1109/access.2022.3180046","is_oa":true,"landing_page_url":"https://doi.org/10.1109/access.2022.3180046","pdf_url":"https://ieeexplore.ieee.org/ielx7/6287639/6514899/09787498.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/ielx7/6287639/6514899/09787498.pdf","any_repository_has_fulltext":false},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5059058856","display_name":"Pedro M. Wightman","orcid":"https://orcid.org/0000-0002-7641-2090"},"institutions":[{"id":"https://openalex.org/I90803817","display_name":"Universidad del Rosario","ror":"https://ror.org/0108mwc04","country_code":"CO","type":"education","lineage":["https://openalex.org/I90803817"]}],"countries":["CO"],"is_corresponding":true,"raw_author_name":"Pedro Wightman","raw_affiliation_strings":["School of Engineering, Science and Technology, Universidad del Rosario, Bogot&#x00E1;, Colombia","Schools of Engineering, Science and Technology, Universidad del Rosario, Bogota D.C. 111711 Colombia"],"raw_orcid":"https://orcid.org/0000-0002-7641-2090","affiliations":[{"raw_affiliation_string":"School of Engineering, Science and Technology, Universidad del Rosario, Bogot&#x00E1;, Colombia","institution_ids":["https://openalex.org/I90803817"]},{"raw_affiliation_string":"Schools of Engineering, Science and Technology, Universidad del Rosario, Bogota D.C. 111711 Colombia","institution_ids":["https://openalex.org/I90803817"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5022548675","display_name":"Mayra Zurbar\u00e1n","orcid":"https://orcid.org/0000-0003-1231-3859"},"institutions":[{"id":"https://openalex.org/I4210118689","display_name":"Joint Research Centre","ror":"https://ror.org/02qezmz13","country_code":"IT","type":"government","lineage":["https://openalex.org/I1320481043","https://openalex.org/I2800387288","https://openalex.org/I4210118689","https://openalex.org/I4210161702"]}],"countries":["IT"],"is_corresponding":false,"raw_author_name":"Mayra Zurbaran","raw_affiliation_strings":["Seidor, Ispra, Italy","Seidor, Ispra, VA 21027 Italy"],"raw_orcid":"https://orcid.org/0000-0003-1231-3859","affiliations":[{"raw_affiliation_string":"Seidor, Ispra, Italy","institution_ids":["https://openalex.org/I4210118689"]},{"raw_affiliation_string":"Seidor, Ispra, VA 21027 Italy","institution_ids":[]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5101817480","display_name":"Augusto Salazar","orcid":"https://orcid.org/0000-0002-1063-7561"},"institutions":[{"id":"https://openalex.org/I142879360","display_name":"Universidad del Norte","ror":"https://ror.org/031e6xm45","country_code":"CO","type":"education","lineage":["https://openalex.org/I142879360"]}],"countries":["CO"],"is_corresponding":false,"raw_author_name":"Augusto Salazar","raw_affiliation_strings":["Department of Systems Engineering, Universidad del Norte, Barranquilla, Colombia","Department of Systems Engineering, Universidad del Norte, Barranquilla, ATL 081007 Colombia"],"raw_orcid":"https://orcid.org/0000-0002-1063-7561","affiliations":[{"raw_affiliation_string":"Department of Systems Engineering, Universidad del Norte, Barranquilla, Colombia","institution_ids":["https://openalex.org/I142879360"]},{"raw_affiliation_string":"Department of Systems Engineering, Universidad del Norte, Barranquilla, ATL 081007 Colombia","institution_ids":["https://openalex.org/I142879360"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5001871388","display_name":"Lorena Garcia","orcid":"https://orcid.org/0000-0001-6678-0845"},"institutions":[{"id":"https://openalex.org/I4210106093","display_name":"Central University","ror":"https://ror.org/01mdm1v36","country_code":"CO","type":"education","lineage":["https://openalex.org/I4210106093"]}],"countries":["CO"],"is_corresponding":false,"raw_author_name":"Lorena Garcia","raw_affiliation_strings":["School of Engineering and Basic Sciences, Universidad Central, Bogot&#x00E1;, Colombia","School of Engineering and Basic Sciences, Universidad Central, Bogota D.C., 110311 Colombia"],"raw_orcid":"https://orcid.org/0000-0001-6678-0845","affiliations":[{"raw_affiliation_string":"School of Engineering and Basic Sciences, Universidad Central, Bogot&#x00E1;, Colombia","institution_ids":["https://openalex.org/I4210106093"]},{"raw_affiliation_string":"School of Engineering and Basic Sciences, Universidad Central, Bogota D.C., 110311 Colombia","institution_ids":["https://openalex.org/I4210106093"]}]}],"institutions":[],"countries_distinct_count":2,"institutions_distinct_count":4,"corresponding_author_ids":["https://openalex.org/A5059058856"],"corresponding_institution_ids":["https://openalex.org/I90803817"],"apc_list":{"value":1850,"currency":"USD","value_usd":1850},"apc_paid":{"value":1850,"currency":"USD","value_usd":1850},"fwci":0.0,"has_fulltext":true,"cited_by_count":1,"citation_normalized_percentile":{"value":0.07995841,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":96,"max":98},"biblio":{"volume":"10","issue":null,"first_page":"61769","last_page":"61783"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11980","display_name":"Human Mobility and Location-Based Analysis","score":0.9970999956130981,"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"}},"topics":[{"id":"https://openalex.org/T11980","display_name":"Human Mobility and Location-Based Analysis","score":0.9970999956130981,"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"}},{"id":"https://openalex.org/T10326","display_name":"Indoor and Outdoor Localization Technologies","score":0.9957000017166138,"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/T10764","display_name":"Privacy-Preserving Technologies in Data","score":0.9919000267982483,"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"}}],"keywords":[{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.7919979095458984},{"id":"https://openalex.org/keywords/locality","display_name":"Locality","score":0.7775234580039978},{"id":"https://openalex.org/keywords/point-of-interest","display_name":"Point of interest","score":0.6637091636657715},{"id":"https://openalex.org/keywords/set","display_name":"Set (abstract data type)","score":0.6284207105636597},{"id":"https://openalex.org/keywords/trie","display_name":"Trie","score":0.6168524026870728},{"id":"https://openalex.org/keywords/range-query","display_name":"Range query (database)","score":0.5667190551757812},{"id":"https://openalex.org/keywords/geographic-coordinate-system","display_name":"Geographic coordinate system","score":0.5617637634277344},{"id":"https://openalex.org/keywords/transformation","display_name":"Transformation (genetics)","score":0.5176292061805725},{"id":"https://openalex.org/keywords/simple","display_name":"Simple (philosophy)","score":0.5143321752548218},{"id":"https://openalex.org/keywords/code","display_name":"Code (set theory)","score":0.5094969868659973},{"id":"https://openalex.org/keywords/projection","display_name":"Projection (relational algebra)","score":0.49975061416625977},{"id":"https://openalex.org/keywords/geocoding","display_name":"Geocoding","score":0.49789905548095703},{"id":"https://openalex.org/keywords/prefix","display_name":"Prefix","score":0.4942941665649414},{"id":"https://openalex.org/keywords/filter","display_name":"Filter (signal processing)","score":0.48996153473854065},{"id":"https://openalex.org/keywords/range","display_name":"Range (aeronautics)","score":0.4589574933052063},{"id":"https://openalex.org/keywords/spatial-query","display_name":"Spatial query","score":0.42145836353302},{"id":"https://openalex.org/keywords/theoretical-computer-science","display_name":"Theoretical computer science","score":0.4203872084617615},{"id":"https://openalex.org/keywords/data-mining","display_name":"Data mining","score":0.39817583560943604},{"id":"https://openalex.org/keywords/information-retrieval","display_name":"Information retrieval","score":0.33242467045783997},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.30764496326446533},{"id":"https://openalex.org/keywords/data-structure","display_name":"Data structure","score":0.2635962665081024},{"id":"https://openalex.org/keywords/web-search-query","display_name":"Web search query","score":0.22887322306632996},{"id":"https://openalex.org/keywords/sargable","display_name":"Sargable","score":0.219510018825531},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.13807392120361328},{"id":"https://openalex.org/keywords/computer-vision","display_name":"Computer vision","score":0.0881642997264862}],"concepts":[{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.7919979095458984},{"id":"https://openalex.org/C2779808786","wikidata":"https://www.wikidata.org/wiki/Q6664603","display_name":"Locality","level":2,"score":0.7775234580039978},{"id":"https://openalex.org/C150140777","wikidata":"https://www.wikidata.org/wiki/Q960648","display_name":"Point of interest","level":2,"score":0.6637091636657715},{"id":"https://openalex.org/C177264268","wikidata":"https://www.wikidata.org/wiki/Q1514741","display_name":"Set (abstract data type)","level":2,"score":0.6284207105636597},{"id":"https://openalex.org/C190290938","wikidata":"https://www.wikidata.org/wiki/Q387015","display_name":"Trie","level":3,"score":0.6168524026870728},{"id":"https://openalex.org/C136736807","wikidata":"https://www.wikidata.org/wiki/Q818943","display_name":"Range query (database)","level":5,"score":0.5667190551757812},{"id":"https://openalex.org/C123046963","wikidata":"https://www.wikidata.org/wiki/Q22664","display_name":"Geographic coordinate system","level":2,"score":0.5617637634277344},{"id":"https://openalex.org/C204241405","wikidata":"https://www.wikidata.org/wiki/Q461499","display_name":"Transformation (genetics)","level":3,"score":0.5176292061805725},{"id":"https://openalex.org/C2780586882","wikidata":"https://www.wikidata.org/wiki/Q7520643","display_name":"Simple (philosophy)","level":2,"score":0.5143321752548218},{"id":"https://openalex.org/C2776760102","wikidata":"https://www.wikidata.org/wiki/Q5139990","display_name":"Code (set theory)","level":3,"score":0.5094969868659973},{"id":"https://openalex.org/C57493831","wikidata":"https://www.wikidata.org/wiki/Q3134666","display_name":"Projection (relational algebra)","level":2,"score":0.49975061416625977},{"id":"https://openalex.org/C42629822","wikidata":"https://www.wikidata.org/wiki/Q1346408","display_name":"Geocoding","level":2,"score":0.49789905548095703},{"id":"https://openalex.org/C141603448","wikidata":"https://www.wikidata.org/wiki/Q134830","display_name":"Prefix","level":2,"score":0.4942941665649414},{"id":"https://openalex.org/C106131492","wikidata":"https://www.wikidata.org/wiki/Q3072260","display_name":"Filter (signal processing)","level":2,"score":0.48996153473854065},{"id":"https://openalex.org/C204323151","wikidata":"https://www.wikidata.org/wiki/Q905424","display_name":"Range (aeronautics)","level":2,"score":0.4589574933052063},{"id":"https://openalex.org/C172722865","wikidata":"https://www.wikidata.org/wiki/Q2302053","display_name":"Spatial query","level":5,"score":0.42145836353302},{"id":"https://openalex.org/C80444323","wikidata":"https://www.wikidata.org/wiki/Q2878974","display_name":"Theoretical computer science","level":1,"score":0.4203872084617615},{"id":"https://openalex.org/C124101348","wikidata":"https://www.wikidata.org/wiki/Q172491","display_name":"Data mining","level":1,"score":0.39817583560943604},{"id":"https://openalex.org/C23123220","wikidata":"https://www.wikidata.org/wiki/Q816826","display_name":"Information retrieval","level":1,"score":0.33242467045783997},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.30764496326446533},{"id":"https://openalex.org/C162319229","wikidata":"https://www.wikidata.org/wiki/Q175263","display_name":"Data structure","level":2,"score":0.2635962665081024},{"id":"https://openalex.org/C164120249","wikidata":"https://www.wikidata.org/wiki/Q995982","display_name":"Web search query","level":3,"score":0.22887322306632996},{"id":"https://openalex.org/C192939062","wikidata":"https://www.wikidata.org/wiki/Q104840822","display_name":"Sargable","level":4,"score":0.219510018825531},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.13807392120361328},{"id":"https://openalex.org/C31972630","wikidata":"https://www.wikidata.org/wiki/Q844240","display_name":"Computer vision","level":1,"score":0.0881642997264862},{"id":"https://openalex.org/C97854310","wikidata":"https://www.wikidata.org/wiki/Q19541","display_name":"Search engine","level":2,"score":0.0},{"id":"https://openalex.org/C127313418","wikidata":"https://www.wikidata.org/wiki/Q1069","display_name":"Geology","level":0,"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/C205649164","wikidata":"https://www.wikidata.org/wiki/Q1071","display_name":"Geography","level":0,"score":0.0},{"id":"https://openalex.org/C192562407","wikidata":"https://www.wikidata.org/wiki/Q228736","display_name":"Materials science","level":0,"score":0.0},{"id":"https://openalex.org/C104317684","wikidata":"https://www.wikidata.org/wiki/Q7187","display_name":"Gene","level":2,"score":0.0},{"id":"https://openalex.org/C62649853","wikidata":"https://www.wikidata.org/wiki/Q199687","display_name":"Remote sensing","level":1,"score":0.0},{"id":"https://openalex.org/C185592680","wikidata":"https://www.wikidata.org/wiki/Q2329","display_name":"Chemistry","level":0,"score":0.0},{"id":"https://openalex.org/C55493867","wikidata":"https://www.wikidata.org/wiki/Q7094","display_name":"Biochemistry","level":1,"score":0.0},{"id":"https://openalex.org/C199360897","wikidata":"https://www.wikidata.org/wiki/Q9143","display_name":"Programming language","level":1,"score":0.0},{"id":"https://openalex.org/C159985019","wikidata":"https://www.wikidata.org/wiki/Q181790","display_name":"Composite material","level":1,"score":0.0},{"id":"https://openalex.org/C41895202","wikidata":"https://www.wikidata.org/wiki/Q8162","display_name":"Linguistics","level":1,"score":0.0},{"id":"https://openalex.org/C111472728","wikidata":"https://www.wikidata.org/wiki/Q9471","display_name":"Epistemology","level":1,"score":0.0},{"id":"https://openalex.org/C13280743","wikidata":"https://www.wikidata.org/wiki/Q131089","display_name":"Geodesy","level":1,"score":0.0}],"mesh":[],"locations_count":2,"locations":[{"id":"doi:10.1109/access.2022.3180046","is_oa":true,"landing_page_url":"https://doi.org/10.1109/access.2022.3180046","pdf_url":"https://ieeexplore.ieee.org/ielx7/6287639/6514899/09787498.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:32271712b55f4893be6fe4003cabe33b","is_oa":false,"landing_page_url":"https://doaj.org/article/32271712b55f4893be6fe4003cabe33b","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":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"IEEE Access, Vol 10, Pp 61769-61783 (2022)","raw_type":"article"}],"best_oa_location":{"id":"doi:10.1109/access.2022.3180046","is_oa":true,"landing_page_url":"https://doi.org/10.1109/access.2022.3180046","pdf_url":"https://ieeexplore.ieee.org/ielx7/6287639/6514899/09787498.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":[{"id":"https://metadata.un.org/sdg/16","score":0.5699999928474426,"display_name":"Peace, Justice and strong institutions"}],"awards":[],"funders":[],"has_content":{"pdf":true,"grobid_xml":true},"content_urls":{"pdf":"https://content.openalex.org/works/W4285147738.pdf","grobid_xml":"https://content.openalex.org/works/W4285147738.grobid-xml"},"referenced_works_count":45,"referenced_works":["https://openalex.org/W1567112666","https://openalex.org/W1982818105","https://openalex.org/W2014724917","https://openalex.org/W2019974984","https://openalex.org/W2026857761","https://openalex.org/W2028265055","https://openalex.org/W2037643216","https://openalex.org/W2038895787","https://openalex.org/W2044857719","https://openalex.org/W2088534677","https://openalex.org/W2115697057","https://openalex.org/W2141854027","https://openalex.org/W2149692139","https://openalex.org/W2209667489","https://openalex.org/W2247327618","https://openalex.org/W2278407174","https://openalex.org/W2516642265","https://openalex.org/W2520201137","https://openalex.org/W2608591244","https://openalex.org/W2614693332","https://openalex.org/W2766078464","https://openalex.org/W2766331726","https://openalex.org/W2770387730","https://openalex.org/W2773517400","https://openalex.org/W2886351980","https://openalex.org/W2941517299","https://openalex.org/W2950815277","https://openalex.org/W2951490592","https://openalex.org/W2963755104","https://openalex.org/W3000817561","https://openalex.org/W3002413162","https://openalex.org/W3013097419","https://openalex.org/W3025200862","https://openalex.org/W3039142127","https://openalex.org/W3043173678","https://openalex.org/W3092337538","https://openalex.org/W3108450934","https://openalex.org/W3112993491","https://openalex.org/W3113896391","https://openalex.org/W3147949476","https://openalex.org/W3177068507","https://openalex.org/W3179856054","https://openalex.org/W3195752927","https://openalex.org/W3203072041","https://openalex.org/W3211370741"],"related_works":["https://openalex.org/W2186730294","https://openalex.org/W2387583461","https://openalex.org/W132930353","https://openalex.org/W2123785547","https://openalex.org/W3010866444","https://openalex.org/W2183317059","https://openalex.org/W4244865464","https://openalex.org/W2090021115","https://openalex.org/W2777900117","https://openalex.org/W2098716471"],"abstract_inverted_index":{"Location":[0],"privacy":[1],"techniques":[2,223,283],"try":[3],"to":[4,22,62,116,139,228,257,268,295],"protect":[5,23],"user&#x2019;s":[6,40,101,192],"information":[7],"by":[8,90,98,148,204],"altering,":[9],"aggregating":[10],"or":[11],"generalizing":[12],"it.":[13],"Geographical":[14],"codification":[15],"techniques,":[16],"like":[17],"Geohash,":[18],"can":[19,284],"be":[20,63],"used":[21],"individual":[24],"locations":[25],"altering":[26],"the":[27,30,39,47,92,96,100,110,114,119,122,126,135,141,145,149,155,167,178,181,191,195,201,206,215,229,233,240,274,286,291,296,299],"precision":[28],"of":[29,85,95,113,157,166,169,180,209,217,239,246,249,298],"location":[31,41,102],"so":[32],"it":[33],"represents":[34],"wide":[35],"area":[36,94],"that":[37,281],"contains":[38],"but":[42,125,186],"does":[43],"not":[44,176],"give":[45],"out":[46],"exact":[48],"coordinate.":[49],"However,":[50],"this":[51,153],"transformation":[52],"creates":[53,163],"some":[54],"problems":[55],"when":[56],"a":[57,132,244],"simple":[58],"range-based":[59],"query":[60,97],"wants":[61],"performed":[64,242],"over":[65],"coded":[66],"data:":[67],"neighbor":[68],"points":[69,120,168,208,248,288,300],"may":[70],"have":[71],"quite":[72],"different":[73,79],"representations":[74,165],"if":[75],"they":[76],"fall":[77],"in":[78,103,121,171,251,273],"quadrants.":[80,173],"This":[81,174],"problem,":[82],"named":[83],"lack":[84],"locality,":[86],"has":[87],"been":[88],"solved":[89],"extending":[91],"search":[93],"projecting":[99],"all":[104,118],"adjacent":[105,123,172],"grid":[106],"cells":[107],"and":[108,213,226,232,302],"use":[109],"common":[111,183,259],"prefix":[112,184,260],"code":[115,197],"identify":[117],"cells,":[124],"result":[127],"set":[128,146],"increases":[129],"substantially,":[130],"creating":[131],"problem":[133,203],"for":[134],"user":[136],"which":[137,162,199],"needs":[138],"filter":[140],"useful":[142],"results":[143,238,272,279],"from":[144,190,265],"returned":[147],"extended":[150],"query.":[151,236],"In":[152,277],"work,":[154],"Hall":[156],"Mirrors":[158],"strategy":[159],"is":[160],"presented,":[161],"multiple":[164],"interest":[170,210],"allows,":[175],"only":[177],"execution":[179],"traditional":[182],"query,":[185],"also":[187],"distance-based":[188,262],"queries":[189],"location,":[193],"using":[194],"numerical":[196],"difference,":[198],"overcomes":[200],"locality":[202],"obtaining":[205],"relevant":[207,287],"-":[211],"PoI":[212,221],"reduces":[214],"number":[216],"total":[218],"results.":[219],"Four":[220],"projection":[222,301],"are":[224],"introduced":[225],"compared":[227,256],"AHG":[230,292],"technique":[231],"regular":[234,258],"geographic":[235],"The":[237],"experiments":[241],"on":[243],"dataset":[245],"827":[247],"interests":[250],"Bogota,":[252],"Colombia,":[253],"show":[254,280],"that,":[255],"queries,":[261],"HoM":[263,282],"generates":[264],"29%":[266],"up":[267],"91%":[269],"fewer":[270],"irrelevant":[271],"best":[275],"scenarios.":[276],"addition,":[278],"find":[285],"faster":[289],"than":[290],"technique,":[293],"due":[294],"nature":[297],"better":[303],"distance":[304],"correspondence.":[305]},"counts_by_year":[{"year":2026,"cited_by_count":1}],"updated_date":"2026-05-06T08:25:59.206177","created_date":"2022-07-14T00:00:00"}
