{"id":"https://openalex.org/W2013333366","doi":"https://doi.org/10.1109/icde.2008.4497506","title":"Probabilistic Verifiers: Evaluating Constrained Nearest-Neighbor Queries over Uncertain Data","display_name":"Probabilistic Verifiers: Evaluating Constrained Nearest-Neighbor Queries over Uncertain Data","publication_year":2008,"publication_date":"2008-04-01","ids":{"openalex":"https://openalex.org/W2013333366","doi":"https://doi.org/10.1109/icde.2008.4497506","mag":"2013333366"},"language":"en","primary_location":{"id":"doi:10.1109/icde.2008.4497506","is_oa":false,"landing_page_url":"https://doi.org/10.1109/icde.2008.4497506","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2008 IEEE 24th International Conference on Data Engineering","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/A5005847882","display_name":"Reynold Cheng","orcid":"https://orcid.org/0000-0002-9480-9809"},"institutions":[{"id":"https://openalex.org/I14243506","display_name":"Hong Kong Polytechnic University","ror":"https://ror.org/0030zas98","country_code":"HK","type":"education","lineage":["https://openalex.org/I14243506"]}],"countries":["HK"],"is_corresponding":true,"raw_author_name":"Reynold Cheng","raw_affiliation_strings":["Department of Computing, Hong Kong Polytechnic University, Hong Kong, China","Dept. of Comput., Hong Kong Polytech. Univ., Kowloon"],"affiliations":[{"raw_affiliation_string":"Department of Computing, Hong Kong Polytechnic University, Hong Kong, China","institution_ids":["https://openalex.org/I14243506"]},{"raw_affiliation_string":"Dept. of Comput., Hong Kong Polytech. Univ., Kowloon","institution_ids":["https://openalex.org/I14243506"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5062977790","display_name":"Jinchuan Chen","orcid":"https://orcid.org/0000-0001-6698-3052"},"institutions":[{"id":"https://openalex.org/I14243506","display_name":"Hong Kong Polytechnic University","ror":"https://ror.org/0030zas98","country_code":"HK","type":"education","lineage":["https://openalex.org/I14243506"]}],"countries":["HK"],"is_corresponding":false,"raw_author_name":"Jinchuan Chen","raw_affiliation_strings":["Department of Computing, Hong Kong Polytechnic University, Hong Kong, China","Dept. of Comput., Hong Kong Polytech. Univ., Kowloon"],"affiliations":[{"raw_affiliation_string":"Department of Computing, Hong Kong Polytechnic University, Hong Kong, China","institution_ids":["https://openalex.org/I14243506"]},{"raw_affiliation_string":"Dept. of Comput., Hong Kong Polytech. Univ., Kowloon","institution_ids":["https://openalex.org/I14243506"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5007454642","display_name":"Mohamed F. Mokbel","orcid":"https://orcid.org/0000-0002-6686-1757"},"institutions":[{"id":"https://openalex.org/I4210101327","display_name":"Twin Cities Orthopedics","ror":"https://ror.org/01en4s460","country_code":"US","type":"healthcare","lineage":["https://openalex.org/I4210101327"]},{"id":"https://openalex.org/I130238516","display_name":"University of Minnesota","ror":"https://ror.org/017zqws13","country_code":"US","type":"education","lineage":["https://openalex.org/I130238516"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Mohamed Mokbel","raw_affiliation_strings":["Department of Computer Science and Engineering, University of Minnesota, Twin-Cities, Minneapolis, MN, USA","Department of Computer Science and Engineering, University of Minnesota-Twin Cities, 200 Union Stree SE, Minneapolis, MN 55455. mokbel@cs.umn.edu#TAB#"],"affiliations":[{"raw_affiliation_string":"Department of Computer Science and Engineering, University of Minnesota, Twin-Cities, Minneapolis, MN, USA","institution_ids":["https://openalex.org/I4210101327","https://openalex.org/I130238516"]},{"raw_affiliation_string":"Department of Computer Science and Engineering, University of Minnesota-Twin Cities, 200 Union Stree SE, Minneapolis, MN 55455. mokbel@cs.umn.edu#TAB#","institution_ids":["https://openalex.org/I130238516"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5022507249","display_name":"Chi-Yin Chow","orcid":"https://orcid.org/0000-0002-9566-0743"},"institutions":[{"id":"https://openalex.org/I130238516","display_name":"University of Minnesota","ror":"https://ror.org/017zqws13","country_code":"US","type":"education","lineage":["https://openalex.org/I130238516"]},{"id":"https://openalex.org/I4210101327","display_name":"Twin Cities Orthopedics","ror":"https://ror.org/01en4s460","country_code":"US","type":"healthcare","lineage":["https://openalex.org/I4210101327"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Chi-Yin Chow","raw_affiliation_strings":["Department of Computer Science and Engineering, University of Minnesota, Twin-Cities, Minneapolis, MN, USA","Department of Computer Science and Engineering, University of Minnesota-Twin Cities, 200 Union Stree SE, Minneapolis, MN 55455. cchow@cs.umn.edu"],"affiliations":[{"raw_affiliation_string":"Department of Computer Science and Engineering, University of Minnesota, Twin-Cities, Minneapolis, MN, USA","institution_ids":["https://openalex.org/I4210101327","https://openalex.org/I130238516"]},{"raw_affiliation_string":"Department of Computer Science and Engineering, University of Minnesota-Twin Cities, 200 Union Stree SE, Minneapolis, MN 55455. cchow@cs.umn.edu","institution_ids":["https://openalex.org/I130238516"]}]}],"institutions":[],"countries_distinct_count":2,"institutions_distinct_count":4,"corresponding_author_ids":["https://openalex.org/A5005847882"],"corresponding_institution_ids":["https://openalex.org/I14243506"],"apc_list":null,"apc_paid":null,"fwci":28.1077,"has_fulltext":false,"cited_by_count":158,"citation_normalized_percentile":{"value":0.99830619,"is_in_top_1_percent":true,"is_in_top_10_percent":true},"cited_by_percentile_year":{"min":89,"max":100},"biblio":{"volume":null,"issue":null,"first_page":"973","last_page":"982"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11106","display_name":"Data Management and Algorithms","score":1.0,"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":1.0,"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/T10317","display_name":"Advanced Database Systems and Queries","score":0.9954000115394592,"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"}},{"id":"https://openalex.org/T10757","display_name":"Geographic Information Systems Studies","score":0.9769999980926514,"subfield":{"id":"https://openalex.org/subfields/3305","display_name":"Geography, Planning and Development"},"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/probabilistic-logic","display_name":"Probabilistic logic","score":0.8029430508613586},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.6983750462532043},{"id":"https://openalex.org/keywords/k-nearest-neighbors-algorithm","display_name":"k-nearest neighbors algorithm","score":0.6759899854660034},{"id":"https://openalex.org/keywords/uncertain-data","display_name":"Uncertain data","score":0.6115564107894897},{"id":"https://openalex.org/keywords/object","display_name":"Object (grammar)","score":0.5635454654693604},{"id":"https://openalex.org/keywords/data-mining","display_name":"Data mining","score":0.5193977952003479},{"id":"https://openalex.org/keywords/nearest-neighbor-search","display_name":"Nearest neighbor search","score":0.4220581650733948},{"id":"https://openalex.org/keywords/theoretical-computer-science","display_name":"Theoretical computer science","score":0.35309267044067383},{"id":"https://openalex.org/keywords/machine-learning","display_name":"Machine learning","score":0.23430019617080688},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.2293519377708435}],"concepts":[{"id":"https://openalex.org/C49937458","wikidata":"https://www.wikidata.org/wiki/Q2599292","display_name":"Probabilistic logic","level":2,"score":0.8029430508613586},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.6983750462532043},{"id":"https://openalex.org/C113238511","wikidata":"https://www.wikidata.org/wiki/Q1071612","display_name":"k-nearest neighbors algorithm","level":2,"score":0.6759899854660034},{"id":"https://openalex.org/C2778865114","wikidata":"https://www.wikidata.org/wiki/Q7882489","display_name":"Uncertain data","level":2,"score":0.6115564107894897},{"id":"https://openalex.org/C2781238097","wikidata":"https://www.wikidata.org/wiki/Q175026","display_name":"Object (grammar)","level":2,"score":0.5635454654693604},{"id":"https://openalex.org/C124101348","wikidata":"https://www.wikidata.org/wiki/Q172491","display_name":"Data mining","level":1,"score":0.5193977952003479},{"id":"https://openalex.org/C116738811","wikidata":"https://www.wikidata.org/wiki/Q608751","display_name":"Nearest neighbor search","level":2,"score":0.4220581650733948},{"id":"https://openalex.org/C80444323","wikidata":"https://www.wikidata.org/wiki/Q2878974","display_name":"Theoretical computer science","level":1,"score":0.35309267044067383},{"id":"https://openalex.org/C119857082","wikidata":"https://www.wikidata.org/wiki/Q2539","display_name":"Machine learning","level":1,"score":0.23430019617080688},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.2293519377708435}],"mesh":[],"locations_count":4,"locations":[{"id":"doi:10.1109/icde.2008.4497506","is_oa":false,"landing_page_url":"https://doi.org/10.1109/icde.2008.4497506","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2008 IEEE 24th International Conference on Data Engineering","raw_type":"proceedings-article"},{"id":"pmh:oai:CiteSeerX.psu:10.1.1.103.7328","is_oa":false,"landing_page_url":"http://citeseerx.ist.psu.edu/viewdoc/summary?doi=10.1.1.103.7328","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"http://www4.comp.polyu.edu.hk/~csckcheng/papers/pnnq.pdf","raw_type":"text"},{"id":"pmh:oai:CiteSeerX.psu:10.1.1.712.8953","is_oa":false,"landing_page_url":"http://citeseerx.ist.psu.edu/viewdoc/summary?doi=10.1.1.712.8953","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"http://i.cs.hku.hk/%7Eckcheng/papers/icde08-uncertain.pdf","raw_type":"text"},{"id":"pmh:oai:hub.hku.hk:10722/151929","is_oa":false,"landing_page_url":"http://hdl.handle.net/10722/151929","pdf_url":null,"source":{"id":"https://openalex.org/S4377196271","display_name":"The HKU Scholars Hub (University of Hong Kong)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I889458895","host_organization_name":"University of Hong Kong","host_organization_lineage":["https://openalex.org/I889458895"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"","raw_type":"Conference_Paper"}],"best_oa_location":null,"sustainable_development_goals":[],"awards":[],"funders":[{"id":"https://openalex.org/F4320322598","display_name":"Hong Kong Polytechnic University","ror":"https://ror.org/0030zas98"}],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":19,"referenced_works":["https://openalex.org/W1482356393","https://openalex.org/W1491547607","https://openalex.org/W1796251476","https://openalex.org/W2000290232","https://openalex.org/W2078686663","https://openalex.org/W2089959302","https://openalex.org/W2097995023","https://openalex.org/W2099700811","https://openalex.org/W2108009586","https://openalex.org/W2118462151","https://openalex.org/W2119493805","https://openalex.org/W2125140425","https://openalex.org/W2166916904","https://openalex.org/W2171776999","https://openalex.org/W4231997794","https://openalex.org/W4254811358","https://openalex.org/W6673414462","https://openalex.org/W6676207819","https://openalex.org/W6678329395"],"related_works":["https://openalex.org/W2148008870","https://openalex.org/W2381195555","https://openalex.org/W2368606575","https://openalex.org/W4246757943","https://openalex.org/W2132753198","https://openalex.org/W2369874856","https://openalex.org/W2182477562","https://openalex.org/W2792185758","https://openalex.org/W2787484455","https://openalex.org/W2119808169"],"abstract_inverted_index":{"In":[0],"applications":[1],"like":[2],"location-based":[3],"services,":[4],"sensor":[5],"monitoring":[6],"and":[7,65,145],"biological":[8],"databases,":[9],"the":[10,13,28,35,42,60,67,84,103,110,127,143,166,192],"values":[11],"of":[12,37,45,69,112,148,194],"database":[14],"items":[15],"are":[16,116,139],"inherently":[17],"uncertain":[18,25,63,179],"in":[19,126,165],"nature.":[20],"An":[21],"important":[22],"query":[23,31,47,51,77,106],"for":[24,40],"objects":[26,113],"is":[27,52],"probabilistic":[29,136,172],"nearest-neighbor":[30,105],"(PNN),":[32],"which":[33,108,174],"computes":[34],"probability":[36,86,183],"each":[38],"object":[39,154],"being":[41],"nearest":[43],"neighbor":[44],"a":[46,76,122],"point.":[48],"Evaluating":[49],"this":[50],"computationally":[53],"expensive,":[54],"since":[55],"it":[56,161],"needs":[57],"to":[58,190],"consider":[59],"relationship":[61],"among":[62],"objects,":[64],"requires":[66],"use":[68],"numerical":[70],"integration":[71],"or":[72],"Monte-Carlo":[73],"methods.":[74],"Sometimes,":[75],"user":[78],"may":[79,91],"not":[80],"be":[81,132,156,163,176],"concerned":[82],"about":[83],"exact":[85],"values.":[87],"For":[88],"example,":[89],"he":[90],"only":[92],"need":[93],"answers":[94],"that":[95,141,152],"have":[96,169],"sufficiently":[97],"high":[98],"confidence.":[99],"We":[100,168],"thus":[101],"propose":[102],"constrained":[104],"(C-PNN),":[107],"returns":[109],"IDs":[111],"whose":[114],"probabilities":[115],"higher":[117],"than":[118],"some":[119],"threshold,":[120],"with":[121,135,181],"given":[123],"error":[124],"bound":[125],"answers.":[128],"The":[129],"C-PNN":[130],"can":[131,155,175],"answered":[133],"efficiently":[134],"verifiers.":[137],"These":[138],"methods":[140],"derive":[142],"lower":[144],"upper":[146],"bounds":[147],"answer":[149],"probabilities,":[150],"so":[151],"an":[153],"quickly":[157],"decided":[158],"on":[159,178],"whether":[160],"should":[162],"included":[164],"answer.":[167],"developed":[170],"three":[171],"verifiers,":[173],"used":[177],"data":[180],"arbitrary":[182],"density":[184],"functions.":[185],"Extensive":[186],"experiments":[187],"were":[188],"performed":[189],"examine":[191],"effectiveness":[193],"these":[195],"approaches.":[196]},"counts_by_year":[{"year":2024,"cited_by_count":1},{"year":2023,"cited_by_count":1},{"year":2022,"cited_by_count":4},{"year":2021,"cited_by_count":1},{"year":2020,"cited_by_count":3},{"year":2019,"cited_by_count":4},{"year":2018,"cited_by_count":8},{"year":2017,"cited_by_count":7},{"year":2016,"cited_by_count":5},{"year":2015,"cited_by_count":10},{"year":2014,"cited_by_count":11},{"year":2013,"cited_by_count":8},{"year":2012,"cited_by_count":21}],"updated_date":"2026-04-05T17:49:38.594831","created_date":"2025-10-10T00:00:00"}