{"id":"https://openalex.org/W2492216200","doi":"https://doi.org/10.1145/2971648.2971674","title":"ALPS","display_name":"ALPS","publication_year":2016,"publication_date":"2016-09-09","ids":{"openalex":"https://openalex.org/W2492216200","doi":"https://doi.org/10.1145/2971648.2971674","mag":"2492216200"},"language":"en","primary_location":{"id":"doi:10.1145/2971648.2971674","is_oa":false,"landing_page_url":"https://doi.org/10.1145/2971648.2971674","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Proceedings of the 2016 ACM International Joint Conference on Pervasive and Ubiquitous Computing","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/A5102792327","display_name":"Yitao Hu","orcid":"https://orcid.org/0009-0004-0458-0900"},"institutions":[{"id":"https://openalex.org/I1174212","display_name":"University of Southern California","ror":"https://ror.org/03taz7m60","country_code":"US","type":"education","lineage":["https://openalex.org/I1174212"]},{"id":"https://openalex.org/I2800817003","display_name":"Southern California University for Professional Studies","ror":"https://ror.org/058zz0t50","country_code":"US","type":"education","lineage":["https://openalex.org/I2800817003"]}],"countries":["US"],"is_corresponding":true,"raw_author_name":"Yitao Hu","raw_affiliation_strings":["University of Southern California"],"affiliations":[{"raw_affiliation_string":"University of Southern California","institution_ids":["https://openalex.org/I2800817003","https://openalex.org/I1174212"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5108828780","display_name":"Xiaochen Liu","orcid":"https://orcid.org/0000-0002-9165-0505"},"institutions":[{"id":"https://openalex.org/I1174212","display_name":"University of Southern California","ror":"https://ror.org/03taz7m60","country_code":"US","type":"education","lineage":["https://openalex.org/I1174212"]},{"id":"https://openalex.org/I2800817003","display_name":"Southern California University for Professional Studies","ror":"https://ror.org/058zz0t50","country_code":"US","type":"education","lineage":["https://openalex.org/I2800817003"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Xiaochen Liu","raw_affiliation_strings":["University of Southern California"],"affiliations":[{"raw_affiliation_string":"University of Southern California","institution_ids":["https://openalex.org/I2800817003","https://openalex.org/I1174212"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5024224291","display_name":"Suman Nath","orcid":"https://orcid.org/0000-0001-7813-9756"},"institutions":[{"id":"https://openalex.org/I4210164937","display_name":"Microsoft Research (United Kingdom)","ror":"https://ror.org/05k87vq12","country_code":"GB","type":"company","lineage":["https://openalex.org/I1290206253","https://openalex.org/I4210164937"]}],"countries":["GB"],"is_corresponding":false,"raw_author_name":"Suman Nath","raw_affiliation_strings":["Microsoft Research"],"affiliations":[{"raw_affiliation_string":"Microsoft Research","institution_ids":["https://openalex.org/I4210164937"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5042326103","display_name":"Ramesh Govindan","orcid":"https://orcid.org/0000-0001-8311-8853"},"institutions":[{"id":"https://openalex.org/I1174212","display_name":"University of Southern California","ror":"https://ror.org/03taz7m60","country_code":"US","type":"education","lineage":["https://openalex.org/I1174212"]},{"id":"https://openalex.org/I2800817003","display_name":"Southern California University for Professional Studies","ror":"https://ror.org/058zz0t50","country_code":"US","type":"education","lineage":["https://openalex.org/I2800817003"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Ramesh Govindan","raw_affiliation_strings":["University of Southern California"],"affiliations":[{"raw_affiliation_string":"University of Southern California","institution_ids":["https://openalex.org/I2800817003","https://openalex.org/I1174212"]}]}],"institutions":[],"countries_distinct_count":2,"institutions_distinct_count":4,"corresponding_author_ids":["https://openalex.org/A5102792327"],"corresponding_institution_ids":["https://openalex.org/I1174212","https://openalex.org/I2800817003"],"apc_list":null,"apc_paid":null,"fwci":1.1026,"has_fulltext":false,"cited_by_count":10,"citation_normalized_percentile":{"value":0.8025928,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":89,"max":97},"biblio":{"volume":null,"issue":null,"first_page":"1147","last_page":"1158"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10326","display_name":"Indoor and Outdoor Localization Technologies","score":0.9998000264167786,"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"}},"topics":[{"id":"https://openalex.org/T10326","display_name":"Indoor and Outdoor Localization Technologies","score":0.9998000264167786,"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/T10191","display_name":"Robotics and Sensor-Based Localization","score":0.9968000054359436,"subfield":{"id":"https://openalex.org/subfields/2202","display_name":"Aerospace 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/T10331","display_name":"Video Surveillance and Tracking Methods","score":0.9939000010490417,"subfield":{"id":"https://openalex.org/subfields/1707","display_name":"Computer Vision and Pattern Recognition"},"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":0.7704259753227234},{"id":"https://openalex.org/keywords/context","display_name":"Context (archaeology)","score":0.7391711473464966},{"id":"https://openalex.org/keywords/object","display_name":"Object (grammar)","score":0.7122634649276733},{"id":"https://openalex.org/keywords/scalability","display_name":"Scalability","score":0.6431695222854614},{"id":"https://openalex.org/keywords/position","display_name":"Position (finance)","score":0.6010807752609253},{"id":"https://openalex.org/keywords/computer-vision","display_name":"Computer vision","score":0.5792244672775269},{"id":"https://openalex.org/keywords/cover","display_name":"Cover (algebra)","score":0.5414161682128906},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.5221560001373291},{"id":"https://openalex.org/keywords/scale","display_name":"Scale (ratio)","score":0.512148380279541},{"id":"https://openalex.org/keywords/ideal","display_name":"Ideal (ethics)","score":0.49402910470962524},{"id":"https://openalex.org/keywords/spatial-contextual-awareness","display_name":"Spatial contextual awareness","score":0.4916585087776184},{"id":"https://openalex.org/keywords/geography","display_name":"Geography","score":0.29662877321243286},{"id":"https://openalex.org/keywords/cartography","display_name":"Cartography","score":0.22132554650306702},{"id":"https://openalex.org/keywords/engineering","display_name":"Engineering","score":0.07986205816268921},{"id":"https://openalex.org/keywords/database","display_name":"Database","score":0.0784742534160614}],"concepts":[{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.7704259753227234},{"id":"https://openalex.org/C2779343474","wikidata":"https://www.wikidata.org/wiki/Q3109175","display_name":"Context (archaeology)","level":2,"score":0.7391711473464966},{"id":"https://openalex.org/C2781238097","wikidata":"https://www.wikidata.org/wiki/Q175026","display_name":"Object (grammar)","level":2,"score":0.7122634649276733},{"id":"https://openalex.org/C48044578","wikidata":"https://www.wikidata.org/wiki/Q727490","display_name":"Scalability","level":2,"score":0.6431695222854614},{"id":"https://openalex.org/C198082294","wikidata":"https://www.wikidata.org/wiki/Q3399648","display_name":"Position (finance)","level":2,"score":0.6010807752609253},{"id":"https://openalex.org/C31972630","wikidata":"https://www.wikidata.org/wiki/Q844240","display_name":"Computer vision","level":1,"score":0.5792244672775269},{"id":"https://openalex.org/C2780428219","wikidata":"https://www.wikidata.org/wiki/Q16952335","display_name":"Cover (algebra)","level":2,"score":0.5414161682128906},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.5221560001373291},{"id":"https://openalex.org/C2778755073","wikidata":"https://www.wikidata.org/wiki/Q10858537","display_name":"Scale (ratio)","level":2,"score":0.512148380279541},{"id":"https://openalex.org/C2776639384","wikidata":"https://www.wikidata.org/wiki/Q840396","display_name":"Ideal (ethics)","level":2,"score":0.49402910470962524},{"id":"https://openalex.org/C64754055","wikidata":"https://www.wikidata.org/wiki/Q7574053","display_name":"Spatial contextual awareness","level":2,"score":0.4916585087776184},{"id":"https://openalex.org/C205649164","wikidata":"https://www.wikidata.org/wiki/Q1071","display_name":"Geography","level":0,"score":0.29662877321243286},{"id":"https://openalex.org/C58640448","wikidata":"https://www.wikidata.org/wiki/Q42515","display_name":"Cartography","level":1,"score":0.22132554650306702},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.07986205816268921},{"id":"https://openalex.org/C77088390","wikidata":"https://www.wikidata.org/wiki/Q8513","display_name":"Database","level":1,"score":0.0784742534160614},{"id":"https://openalex.org/C162324750","wikidata":"https://www.wikidata.org/wiki/Q8134","display_name":"Economics","level":0,"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/C78519656","wikidata":"https://www.wikidata.org/wiki/Q101333","display_name":"Mechanical engineering","level":1,"score":0.0},{"id":"https://openalex.org/C10138342","wikidata":"https://www.wikidata.org/wiki/Q43015","display_name":"Finance","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/C166957645","wikidata":"https://www.wikidata.org/wiki/Q23498","display_name":"Archaeology","level":1,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1145/2971648.2971674","is_oa":false,"landing_page_url":"https://doi.org/10.1145/2971648.2971674","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Proceedings of the 2016 ACM International Joint Conference on Pervasive and Ubiquitous Computing","raw_type":"proceedings-article"}],"best_oa_location":null,"sustainable_development_goals":[{"display_name":"Sustainable cities and communities","id":"https://metadata.un.org/sdg/11","score":0.8399999737739563}],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":49,"referenced_works":["https://openalex.org/W71672857","https://openalex.org/W349800315","https://openalex.org/W1483870316","https://openalex.org/W1536680647","https://openalex.org/W1556331792","https://openalex.org/W1563625711","https://openalex.org/W1593722438","https://openalex.org/W1883248133","https://openalex.org/W1969085745","https://openalex.org/W1978338723","https://openalex.org/W1982024873","https://openalex.org/W1982784693","https://openalex.org/W1987909411","https://openalex.org/W1993472841","https://openalex.org/W1997006169","https://openalex.org/W1997711495","https://openalex.org/W2009985677","https://openalex.org/W2038791641","https://openalex.org/W2040917758","https://openalex.org/W2043578134","https://openalex.org/W2053245144","https://openalex.org/W2065732095","https://openalex.org/W2066430991","https://openalex.org/W2067053438","https://openalex.org/W2068849277","https://openalex.org/W2078841894","https://openalex.org/W2085261163","https://openalex.org/W2092862305","https://openalex.org/W2095086683","https://openalex.org/W2095356649","https://openalex.org/W2095479101","https://openalex.org/W2103388840","https://openalex.org/W2121806728","https://openalex.org/W2126628495","https://openalex.org/W2128070164","https://openalex.org/W2138835141","https://openalex.org/W2140018885","https://openalex.org/W2146881125","https://openalex.org/W2151103935","https://openalex.org/W2161969291","https://openalex.org/W2163527937","https://openalex.org/W2163605009","https://openalex.org/W2164500538","https://openalex.org/W2164598857","https://openalex.org/W2438072089","https://openalex.org/W2604272474","https://openalex.org/W2618530766","https://openalex.org/W3194700752","https://openalex.org/W4297683907"],"related_works":["https://openalex.org/W4232403550","https://openalex.org/W623607250","https://openalex.org/W4245429118","https://openalex.org/W2389214306","https://openalex.org/W4205110281","https://openalex.org/W4212927854","https://openalex.org/W4211151614","https://openalex.org/W4244798043","https://openalex.org/W2590472383","https://openalex.org/W1991139010"],"abstract_inverted_index":{"Context":[0],"awareness":[1],"is":[2,9],"crucial":[3],"for":[4],"ubiquitous":[5],"computing,":[6],"and":[7,72,84,95,110,136],"position":[8],"an":[10,16],"important":[11],"aspect":[12],"of":[13,68,76,91,112,115,140],"context.":[14],"In":[15,47],"ideal":[17],"world,":[18],"every":[19],"stationary":[20],"object":[21,71],"or":[22],"entity":[23],"in":[24,120],"the":[25,42,74,77,89,107,121],"built":[26],"environment":[27,43],"would":[28],"be":[29],"associated":[30],"with":[31,96,130],"position,":[32],"so":[33],"that":[34,64,104,125],"applications":[35],"can":[36,82,127],"have":[37],"precise":[38],"spatial":[39],"context":[40],"about":[41],"surrounding":[44],"a":[45,52,69,92,131,137],"human.":[46],"this":[48,55],"paper,":[49],"we":[50],"take":[51],"step":[53],"towards":[54],"ideal:":[56],"by":[57],"analyzing":[58],"images":[59],"from":[60],"Google":[61],"Street":[62],"View":[63],"cover":[65],"different":[66],"perspectives":[67],"given":[70],"triangulating":[73],"location":[75],"object,":[78],"our":[79],"system,":[80],"ALPS,":[81],"discover":[83],"localize":[85,128],"common":[86],"landmarks":[87],"at":[88],"scale":[90],"city":[93],"accurately":[94],"high":[97],"coverage.":[98],"ALPS":[99,116],"contains":[100],"several":[101],"novel":[102],"techniques":[103],"help":[105],"improve":[106],"accuracy,":[108],"coverage,":[109],"scalability":[111],"localization.":[113],"Evaluations":[114],"on":[117],"many":[118],"cities":[119],"United":[122],"States":[123],"show":[124],"it":[126],"storefronts":[129],"coverage":[132],"higher":[133],"than":[134],"90%":[135],"median":[138],"error":[139],"5":[141],"meters.":[142]},"counts_by_year":[{"year":2024,"cited_by_count":1},{"year":2023,"cited_by_count":1},{"year":2020,"cited_by_count":2},{"year":2018,"cited_by_count":3},{"year":2017,"cited_by_count":3}],"updated_date":"2025-11-06T03:46:38.306776","created_date":"2016-08-23T00:00:00"}