{"id":"https://openalex.org/W2092821323","doi":"https://doi.org/10.1145/1869790.1869870","title":"Reverse k-Nearest Neighbor monitoring on mobile objects","display_name":"Reverse k-Nearest Neighbor monitoring on mobile objects","publication_year":2010,"publication_date":"2010-11-02","ids":{"openalex":"https://openalex.org/W2092821323","doi":"https://doi.org/10.1145/1869790.1869870","mag":"2092821323"},"language":"en","primary_location":{"id":"doi:10.1145/1869790.1869870","is_oa":false,"landing_page_url":"https://doi.org/10.1145/1869790.1869870","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Proceedings of the 18th SIGSPATIAL International Conference on Advances in Geographic Information Systems","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/A5019401090","display_name":"Tobias Emrich","orcid":null},"institutions":[{"id":"https://openalex.org/I8204097","display_name":"Ludwig-Maximilians-Universit\u00e4t M\u00fcnchen","ror":"https://ror.org/05591te55","country_code":"DE","type":"education","lineage":["https://openalex.org/I8204097"]}],"countries":["DE"],"is_corresponding":true,"raw_author_name":"Tobias Emrich","raw_affiliation_strings":["Ludwig-Maximilians-Universit\u00e4t M\u00fcnchen, Germany"],"affiliations":[{"raw_affiliation_string":"Ludwig-Maximilians-Universit\u00e4t M\u00fcnchen, Germany","institution_ids":["https://openalex.org/I8204097"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5109848174","display_name":"Hans\u2010Peter Kriegel","orcid":null},"institutions":[{"id":"https://openalex.org/I8204097","display_name":"Ludwig-Maximilians-Universit\u00e4t M\u00fcnchen","ror":"https://ror.org/05591te55","country_code":"DE","type":"education","lineage":["https://openalex.org/I8204097"]}],"countries":["DE"],"is_corresponding":false,"raw_author_name":"Hans-Peter Kriegel","raw_affiliation_strings":["Ludwig-Maximilians-Universit\u00e4t M\u00fcnchen, Germany"],"affiliations":[{"raw_affiliation_string":"Ludwig-Maximilians-Universit\u00e4t M\u00fcnchen, Germany","institution_ids":["https://openalex.org/I8204097"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5074196124","display_name":"Peer Kr\u00f6ger","orcid":"https://orcid.org/0000-0001-5646-3299"},"institutions":[{"id":"https://openalex.org/I8204097","display_name":"Ludwig-Maximilians-Universit\u00e4t M\u00fcnchen","ror":"https://ror.org/05591te55","country_code":"DE","type":"education","lineage":["https://openalex.org/I8204097"]}],"countries":["DE"],"is_corresponding":false,"raw_author_name":"Peer Kr\u00f6ger","raw_affiliation_strings":["Ludwig-Maximilians-Universit\u00e4t M\u00fcnchen, Germany"],"affiliations":[{"raw_affiliation_string":"Ludwig-Maximilians-Universit\u00e4t M\u00fcnchen, Germany","institution_ids":["https://openalex.org/I8204097"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5016653456","display_name":"Matthias Renz","orcid":"https://orcid.org/0000-0002-2024-7700"},"institutions":[{"id":"https://openalex.org/I8204097","display_name":"Ludwig-Maximilians-Universit\u00e4t M\u00fcnchen","ror":"https://ror.org/05591te55","country_code":"DE","type":"education","lineage":["https://openalex.org/I8204097"]}],"countries":["DE"],"is_corresponding":false,"raw_author_name":"Matthias Renz","raw_affiliation_strings":["Ludwig-Maximilians-Universit\u00e4t M\u00fcnchen, Germany"],"affiliations":[{"raw_affiliation_string":"Ludwig-Maximilians-Universit\u00e4t M\u00fcnchen, Germany","institution_ids":["https://openalex.org/I8204097"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5102206239","display_name":"Naixin Xu","orcid":null},"institutions":[{"id":"https://openalex.org/I8204097","display_name":"Ludwig-Maximilians-Universit\u00e4t M\u00fcnchen","ror":"https://ror.org/05591te55","country_code":"DE","type":"education","lineage":["https://openalex.org/I8204097"]}],"countries":["DE"],"is_corresponding":false,"raw_author_name":"Naixin Xu","raw_affiliation_strings":["Ludwig-Maximilians-Universit\u00e4t M\u00fcnchen, Germany"],"affiliations":[{"raw_affiliation_string":"Ludwig-Maximilians-Universit\u00e4t M\u00fcnchen, Germany","institution_ids":["https://openalex.org/I8204097"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5017299501","display_name":"Andreas Z\u00fcfle","orcid":"https://orcid.org/0000-0001-7001-4123"},"institutions":[{"id":"https://openalex.org/I8204097","display_name":"Ludwig-Maximilians-Universit\u00e4t M\u00fcnchen","ror":"https://ror.org/05591te55","country_code":"DE","type":"education","lineage":["https://openalex.org/I8204097"]}],"countries":["DE"],"is_corresponding":false,"raw_author_name":"Andreas Z\u00fcfle","raw_affiliation_strings":["Ludwig-Maximilians-Universit\u00e4t M\u00fcnchen, Germany"],"affiliations":[{"raw_affiliation_string":"Ludwig-Maximilians-Universit\u00e4t M\u00fcnchen, Germany","institution_ids":["https://openalex.org/I8204097"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":6,"corresponding_author_ids":["https://openalex.org/A5019401090"],"corresponding_institution_ids":["https://openalex.org/I8204097"],"apc_list":null,"apc_paid":null,"fwci":2.023,"has_fulltext":false,"cited_by_count":10,"citation_normalized_percentile":{"value":0.87168515,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":90,"max":97},"biblio":{"volume":null,"issue":null,"first_page":"494","last_page":"497"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11106","display_name":"Data Management and Algorithms","score":0.9998999834060669,"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":0.9998999834060669,"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/T13282","display_name":"Automated Road and Building Extraction","score":0.9740999937057495,"subfield":{"id":"https://openalex.org/subfields/2212","display_name":"Ocean 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":0.9517999887466431,"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/heuristics","display_name":"Heuristics","score":0.8319427967071533},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.7714357972145081},{"id":"https://openalex.org/keywords/k-nearest-neighbors-algorithm","display_name":"k-nearest neighbors algorithm","score":0.6470286846160889},{"id":"https://openalex.org/keywords/focus","display_name":"Focus (optics)","score":0.6153126955032349},{"id":"https://openalex.org/keywords/server","display_name":"Server","score":0.6138775944709778},{"id":"https://openalex.org/keywords/object","display_name":"Object (grammar)","score":0.5995034575462341},{"id":"https://openalex.org/keywords/set","display_name":"Set (abstract data type)","score":0.5406515002250671},{"id":"https://openalex.org/keywords/position","display_name":"Position (finance)","score":0.46653348207473755},{"id":"https://openalex.org/keywords/scheme","display_name":"Scheme (mathematics)","score":0.4369739592075348},{"id":"https://openalex.org/keywords/point","display_name":"Point (geometry)","score":0.43072789907455444},{"id":"https://openalex.org/keywords/limiting","display_name":"Limiting","score":0.41909900307655334},{"id":"https://openalex.org/keywords/data-mining","display_name":"Data mining","score":0.3991401791572571},{"id":"https://openalex.org/keywords/computer-network","display_name":"Computer network","score":0.29727703332901},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.2600123882293701},{"id":"https://openalex.org/keywords/operating-system","display_name":"Operating system","score":0.11230623722076416},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.09849926829338074}],"concepts":[{"id":"https://openalex.org/C127705205","wikidata":"https://www.wikidata.org/wiki/Q5748245","display_name":"Heuristics","level":2,"score":0.8319427967071533},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.7714357972145081},{"id":"https://openalex.org/C113238511","wikidata":"https://www.wikidata.org/wiki/Q1071612","display_name":"k-nearest neighbors algorithm","level":2,"score":0.6470286846160889},{"id":"https://openalex.org/C192209626","wikidata":"https://www.wikidata.org/wiki/Q190909","display_name":"Focus (optics)","level":2,"score":0.6153126955032349},{"id":"https://openalex.org/C93996380","wikidata":"https://www.wikidata.org/wiki/Q44127","display_name":"Server","level":2,"score":0.6138775944709778},{"id":"https://openalex.org/C2781238097","wikidata":"https://www.wikidata.org/wiki/Q175026","display_name":"Object (grammar)","level":2,"score":0.5995034575462341},{"id":"https://openalex.org/C177264268","wikidata":"https://www.wikidata.org/wiki/Q1514741","display_name":"Set (abstract data type)","level":2,"score":0.5406515002250671},{"id":"https://openalex.org/C198082294","wikidata":"https://www.wikidata.org/wiki/Q3399648","display_name":"Position (finance)","level":2,"score":0.46653348207473755},{"id":"https://openalex.org/C77618280","wikidata":"https://www.wikidata.org/wiki/Q1155772","display_name":"Scheme (mathematics)","level":2,"score":0.4369739592075348},{"id":"https://openalex.org/C28719098","wikidata":"https://www.wikidata.org/wiki/Q44946","display_name":"Point (geometry)","level":2,"score":0.43072789907455444},{"id":"https://openalex.org/C188198153","wikidata":"https://www.wikidata.org/wiki/Q1613840","display_name":"Limiting","level":2,"score":0.41909900307655334},{"id":"https://openalex.org/C124101348","wikidata":"https://www.wikidata.org/wiki/Q172491","display_name":"Data mining","level":1,"score":0.3991401791572571},{"id":"https://openalex.org/C31258907","wikidata":"https://www.wikidata.org/wiki/Q1301371","display_name":"Computer network","level":1,"score":0.29727703332901},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.2600123882293701},{"id":"https://openalex.org/C111919701","wikidata":"https://www.wikidata.org/wiki/Q9135","display_name":"Operating system","level":1,"score":0.11230623722076416},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.09849926829338074},{"id":"https://openalex.org/C10138342","wikidata":"https://www.wikidata.org/wiki/Q43015","display_name":"Finance","level":1,"score":0.0},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.0},{"id":"https://openalex.org/C120665830","wikidata":"https://www.wikidata.org/wiki/Q14620","display_name":"Optics","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/C78519656","wikidata":"https://www.wikidata.org/wiki/Q101333","display_name":"Mechanical engineering","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/C2524010","wikidata":"https://www.wikidata.org/wiki/Q8087","display_name":"Geometry","level":1,"score":0.0},{"id":"https://openalex.org/C162324750","wikidata":"https://www.wikidata.org/wiki/Q8134","display_name":"Economics","level":0,"score":0.0},{"id":"https://openalex.org/C134306372","wikidata":"https://www.wikidata.org/wiki/Q7754","display_name":"Mathematical analysis","level":1,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1145/1869790.1869870","is_oa":false,"landing_page_url":"https://doi.org/10.1145/1869790.1869870","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Proceedings of the 18th SIGSPATIAL International Conference on Advances in Geographic Information Systems","raw_type":"proceedings-article"}],"best_oa_location":null,"sustainable_development_goals":[],"awards":[],"funders":[],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":19,"referenced_works":["https://openalex.org/W1562664061","https://openalex.org/W1579435408","https://openalex.org/W1608524621","https://openalex.org/W1629045084","https://openalex.org/W1991482408","https://openalex.org/W1991812589","https://openalex.org/W2008908114","https://openalex.org/W2046144220","https://openalex.org/W2076287166","https://openalex.org/W2077695545","https://openalex.org/W2101429492","https://openalex.org/W2103889871","https://openalex.org/W2137507206","https://openalex.org/W2139263797","https://openalex.org/W2156192173","https://openalex.org/W2986727494","https://openalex.org/W4206231591","https://openalex.org/W4244343699","https://openalex.org/W6634898569"],"related_works":["https://openalex.org/W2280422768","https://openalex.org/W3143197806","https://openalex.org/W4252555497","https://openalex.org/W3121175838","https://openalex.org/W3016293053","https://openalex.org/W1690653314","https://openalex.org/W2401723157","https://openalex.org/W2065055572","https://openalex.org/W2784269775","https://openalex.org/W2952904874"],"abstract_inverted_index":{"In":[0,61,150],"this":[1,85],"paper":[2],"we":[3,87,137,154],"focus":[4],"on":[5],"the":[6,11,43,64,69,73,93,98,103,109,117,131,134,147,151,156],"problem":[7,86],"of":[8,13,18,46,52,72,105,119,130,133,159],"continuously":[9],"monitoring":[10,34],"set":[12,44],"Reverse":[14],"k-Nearest":[15],"Neighbors":[16],"(RkNNs)":[17],"a":[19,23,28,38],"query":[20,35,40],"object":[21,25,41],"in":[22,59,78,90,142],"moving":[24],"database":[26],"using":[27],"client":[29],"server":[30,66,125],"architecture.":[31],"The":[32],"RkNN":[33],"computes":[36],"for":[37,56,84],"given":[39],"q,":[42],"RkNN(q)":[45],"objects":[47],"having":[48],"q":[49],"as":[50],"one":[51],"their":[53],"k-nearest":[54],"neighbors":[55],"each":[57],"point":[58],"time.":[60],"our":[62,160,164],"setting":[63],"central":[65,124],"can":[67],"poll":[68,140],"exact":[70],"positions":[71],"clients":[74,122],"if":[75],"needed.":[76],"However":[77],"contrast":[79],"to":[80,144,163],"most":[81],"existing":[82],"approaches":[83],"argue":[88],"that":[89,115],"various":[91],"applications,":[92],"limiting":[94],"factor":[95],"is":[96],"not":[97],"computational":[99],"time":[100],"needed":[101],"but":[102],"amount":[104,118],"traffic":[106],"sent":[107],"via":[108],"network.":[110],"We":[111],"propose":[112,138],"an":[113,127],"approach":[114],"minimizes":[116],"communication":[120,148],"between":[121],"and":[123],"by":[126],"intelligent":[128],"approximation":[129],"position":[132],"clients.":[135],"Additionally":[136],"several":[139],"heuristics":[141],"order":[143],"further":[145],"decrease":[146],"costs.":[149],"experimental":[152],"section":[153],"show":[155],"significant":[157],"impact":[158],"proposed":[161],"improvements":[162],"basic":[165],"algorithm.":[166]},"counts_by_year":[{"year":2017,"cited_by_count":1},{"year":2015,"cited_by_count":1},{"year":2014,"cited_by_count":2},{"year":2013,"cited_by_count":3},{"year":2012,"cited_by_count":3}],"updated_date":"2025-11-06T03:46:38.306776","created_date":"2025-10-10T00:00:00"}