{"id":"https://openalex.org/W2019517911","doi":"https://doi.org/10.1145/1645953.1646126","title":"iLoc","display_name":"iLoc","publication_year":2009,"publication_date":"2009-11-02","ids":{"openalex":"https://openalex.org/W2019517911","doi":"https://doi.org/10.1145/1645953.1646126","mag":"2019517911"},"language":"en","primary_location":{"id":"doi:10.1145/1645953.1646126","is_oa":false,"landing_page_url":"https://doi.org/10.1145/1645953.1646126","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 ACM conference on Information and knowledge management","raw_type":"proceedings-article"},"type":"conference-paper","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/A5077333251","display_name":"Yiming Ma","orcid":"https://orcid.org/0000-0003-2099-8077"},"institutions":[{"id":"https://openalex.org/I173498003","display_name":"Palo Alto Research Center","ror":"https://ror.org/0529fxt39","country_code":"US","type":"facility","lineage":["https://openalex.org/I173498003","https://openalex.org/I4210132870"]},{"id":"https://openalex.org/I72090969","display_name":"Nokia (United States)","ror":"https://ror.org/038km2573","country_code":"US","type":"company","lineage":["https://openalex.org/I2738502077","https://openalex.org/I72090969"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Yiming Ma","raw_affiliation_strings":["Nokia Research Center, Palo Alto, CA, USA"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Nokia Research Center, Palo Alto, CA, USA","institution_ids":["https://openalex.org/I173498003","https://openalex.org/I72090969"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5027614394","display_name":"Rich Hankins","orcid":null},"institutions":[{"id":"https://openalex.org/I173498003","display_name":"Palo Alto Research Center","ror":"https://ror.org/0529fxt39","country_code":"US","type":"facility","lineage":["https://openalex.org/I173498003","https://openalex.org/I4210132870"]},{"id":"https://openalex.org/I72090969","display_name":"Nokia (United States)","ror":"https://ror.org/038km2573","country_code":"US","type":"company","lineage":["https://openalex.org/I2738502077","https://openalex.org/I72090969"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Rich Hankins","raw_affiliation_strings":["Nokia Research Center, Palo Alto, CA, USA"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Nokia Research Center, Palo Alto, CA, USA","institution_ids":["https://openalex.org/I173498003","https://openalex.org/I72090969"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5023716023","display_name":"David Racz","orcid":null},"institutions":[{"id":"https://openalex.org/I173498003","display_name":"Palo Alto Research Center","ror":"https://ror.org/0529fxt39","country_code":"US","type":"facility","lineage":["https://openalex.org/I173498003","https://openalex.org/I4210132870"]},{"id":"https://openalex.org/I72090969","display_name":"Nokia (United States)","ror":"https://ror.org/038km2573","country_code":"US","type":"company","lineage":["https://openalex.org/I2738502077","https://openalex.org/I72090969"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"David Racz","raw_affiliation_strings":["Nokia Research Center, Palo Alto, CA, USA"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Nokia Research Center, Palo Alto, CA, USA","institution_ids":["https://openalex.org/I173498003","https://openalex.org/I72090969"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":2,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":5.7531,"has_fulltext":false,"cited_by_count":24,"citation_normalized_percentile":{"value":0.96943231,"is_in_top_1_percent":false,"is_in_top_10_percent":true},"cited_by_percentile_year":{"min":90,"max":99},"biblio":{"volume":null,"issue":null,"first_page":"1367","last_page":"1376"},"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":0.9986000061035156,"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":0.9986000061035156,"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/T11106","display_name":"Data Management and Algorithms","score":0.9979000091552734,"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/T10757","display_name":"Geographic Information Systems Studies","score":0.9905999898910522,"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/computer-science","display_name":"Computer science","score":0.8079614639282227},{"id":"https://openalex.org/keywords/focus","display_name":"Focus (optics)","score":0.6666182279586792},{"id":"https://openalex.org/keywords/tree-traversal","display_name":"Tree traversal","score":0.5707019567489624},{"id":"https://openalex.org/keywords/state","display_name":"State (computer science)","score":0.5554248690605164},{"id":"https://openalex.org/keywords/set","display_name":"Set (abstract data type)","score":0.5553714036941528},{"id":"https://openalex.org/keywords/data-mining","display_name":"Data mining","score":0.5270472168922424},{"id":"https://openalex.org/keywords/sequence","display_name":"Sequence (biology)","score":0.48816734552383423},{"id":"https://openalex.org/keywords/task","display_name":"Task (project management)","score":0.48303183913230896},{"id":"https://openalex.org/keywords/location-based-service","display_name":"Location-based service","score":0.46636518836021423},{"id":"https://openalex.org/keywords/quality","display_name":"Quality (philosophy)","score":0.4258747696876526},{"id":"https://openalex.org/keywords/real-time-computing","display_name":"Real-time computing","score":0.3638956546783447},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.3233552873134613},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.24576303362846375}],"concepts":[{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.8079614639282227},{"id":"https://openalex.org/C192209626","wikidata":"https://www.wikidata.org/wiki/Q190909","display_name":"Focus (optics)","level":2,"score":0.6666182279586792},{"id":"https://openalex.org/C140745168","wikidata":"https://www.wikidata.org/wiki/Q1210082","display_name":"Tree traversal","level":2,"score":0.5707019567489624},{"id":"https://openalex.org/C48103436","wikidata":"https://www.wikidata.org/wiki/Q599031","display_name":"State (computer science)","level":2,"score":0.5554248690605164},{"id":"https://openalex.org/C177264268","wikidata":"https://www.wikidata.org/wiki/Q1514741","display_name":"Set (abstract data type)","level":2,"score":0.5553714036941528},{"id":"https://openalex.org/C124101348","wikidata":"https://www.wikidata.org/wiki/Q172491","display_name":"Data mining","level":1,"score":0.5270472168922424},{"id":"https://openalex.org/C2778112365","wikidata":"https://www.wikidata.org/wiki/Q3511065","display_name":"Sequence (biology)","level":2,"score":0.48816734552383423},{"id":"https://openalex.org/C2780451532","wikidata":"https://www.wikidata.org/wiki/Q759676","display_name":"Task (project management)","level":2,"score":0.48303183913230896},{"id":"https://openalex.org/C155292070","wikidata":"https://www.wikidata.org/wiki/Q1198122","display_name":"Location-based service","level":2,"score":0.46636518836021423},{"id":"https://openalex.org/C2779530757","wikidata":"https://www.wikidata.org/wiki/Q1207505","display_name":"Quality (philosophy)","level":2,"score":0.4258747696876526},{"id":"https://openalex.org/C79403827","wikidata":"https://www.wikidata.org/wiki/Q3988","display_name":"Real-time computing","level":1,"score":0.3638956546783447},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.3233552873134613},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.24576303362846375},{"id":"https://openalex.org/C111472728","wikidata":"https://www.wikidata.org/wiki/Q9471","display_name":"Epistemology","level":1,"score":0.0},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"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/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"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/C199360897","wikidata":"https://www.wikidata.org/wiki/Q9143","display_name":"Programming language","level":1,"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/C86803240","wikidata":"https://www.wikidata.org/wiki/Q420","display_name":"Biology","level":0,"score":0.0},{"id":"https://openalex.org/C54355233","wikidata":"https://www.wikidata.org/wiki/Q7162","display_name":"Genetics","level":1,"score":0.0},{"id":"https://openalex.org/C187736073","wikidata":"https://www.wikidata.org/wiki/Q2920921","display_name":"Management","level":1,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1145/1645953.1646126","is_oa":false,"landing_page_url":"https://doi.org/10.1145/1645953.1646126","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 ACM conference on Information and knowledge management","raw_type":"proceedings-article"}],"best_oa_location":null,"sustainable_development_goals":[],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":14,"referenced_works":["https://openalex.org/W1506285740","https://openalex.org/W1508165687","https://openalex.org/W1643892426","https://openalex.org/W1880262756","https://openalex.org/W1944600025","https://openalex.org/W1956559956","https://openalex.org/W2001082470","https://openalex.org/W2067818150","https://openalex.org/W2105594594","https://openalex.org/W2127042504","https://openalex.org/W2132110947","https://openalex.org/W2167387227","https://openalex.org/W2613433911","https://openalex.org/W3006668266"],"related_works":["https://openalex.org/W170547082","https://openalex.org/W2136735429","https://openalex.org/W2587876411","https://openalex.org/W2358332176","https://openalex.org/W4229950834","https://openalex.org/W4301044568","https://openalex.org/W1587123803","https://openalex.org/W2128075414","https://openalex.org/W2952867832","https://openalex.org/W2571039174"],"abstract_inverted_index":{"Much":[0],"research":[1],"focuses":[2],"on":[3,21,85],"predicting":[4,25],"a":[5,11,30,34,46,53,82,112,199],"person's":[6],"geo-spatial":[7],"traversal":[8],"patterns":[9],"using":[10],"history":[12],"of":[13,24,36,48,128,163],"recorded":[14],"geo-coordinates.":[15],"In":[16],"this":[17,59],"paper,":[18],"we":[19],"focus":[20],"the":[22,42,102,107,119,125,129,133,137,153,161,164,172,192,196],"problem":[23,60,104],"location-state":[26],"transitions.":[27],"Location-states":[28],"for":[29,52,191],"user":[31,83],"refer":[32],"to":[33,70,81,144,182,205],"set":[35],"anchoring":[37],"points/regions":[38],"in":[39,198],"space,":[40],"and":[41,65,88,98,139,148],"prediction":[43,103,140],"task":[44],"produces":[45],"sequence":[47],"predicted":[49],"location":[50,72,90,120],"states":[51,121],"given":[54],"query":[55],"time":[56],"window.":[57],"If":[58],"can":[61,77],"be":[62],"solved":[63],"accurately":[64],"efficiently,":[66],"it":[67],"may":[68],"lead":[69],"new":[71],"based":[73,84],"services":[74],"(LBS)":[75],"that":[76,160,177],"smartly":[78],"recommend":[79],"information":[80,109],"his":[86],"current":[87],"future":[89,150],"states.":[91],"The":[92],"proposed":[93],"iLoc":[94,143,168,186,194],"(Incremental":[95],"(Location-State":[96],"Acquisition":[97],"Prediction)":[99],"framework":[100,134],"solves":[101],"by":[105,111,122,167],"utilizing":[106],"sensor":[108],"provided":[110],"user's":[113],"mobile":[114,130],"device.":[115,131],"It":[116],"incrementally":[117],"learns":[118],"constantly":[123],"monitoring":[124],"signal":[126],"environment":[127],"Further,":[132],"tightly":[135],"integrates":[136],"learning":[138],"modules,":[141],"allowing":[142],"update":[145],"location-states":[146,151,165],"continuously":[147],"predict":[149],"at":[152],"same":[154],"time.":[155],"Our":[156],"extensive":[157],"experiments":[158],"show":[159,176],"quality":[162],"learned":[166],"are":[169],"better":[170],"than":[171],"state-of-the-art.":[173],"We":[174],"also":[175],"when":[178],"other":[179],"learners":[180],"failed":[181],"produce":[183],"reasonable":[184],"predictions,":[185],"provides":[187],"good":[188],"forecasts.":[189],"As":[190],"efficiency,":[193],"processes":[195],"data":[197,207],"single":[200],"pass,":[201],"which":[202],"fits":[203],"well":[204],"many":[206],"stream":[208],"processing":[209],"models.":[210]},"counts_by_year":[{"year":2019,"cited_by_count":1},{"year":2017,"cited_by_count":1},{"year":2016,"cited_by_count":2},{"year":2015,"cited_by_count":1},{"year":2014,"cited_by_count":5},{"year":2013,"cited_by_count":6},{"year":2012,"cited_by_count":3}],"updated_date":"2026-07-29T14:22:42.915294","created_date":"2016-06-24T00:00:00"}