{"id":"https://openalex.org/W2105308437","doi":"https://doi.org/10.1145/2370216.2370282","title":"ARIEL","display_name":"ARIEL","publication_year":2012,"publication_date":"2012-09-05","ids":{"openalex":"https://openalex.org/W2105308437","doi":"https://doi.org/10.1145/2370216.2370282","mag":"2105308437"},"language":"en","primary_location":{"id":"doi:10.1145/2370216.2370282","is_oa":false,"landing_page_url":"https://doi.org/10.1145/2370216.2370282","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Proceedings of the 2012 ACM Conference on Ubiquitous Computing","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/A5047709059","display_name":"Yifei Jiang","orcid":"https://orcid.org/0000-0003-1818-4541"},"institutions":[{"id":"https://openalex.org/I188538660","display_name":"University of Colorado Boulder","ror":"https://ror.org/02ttsq026","country_code":"US","type":"education","lineage":["https://openalex.org/I188538660"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Yifei Jiang","raw_affiliation_strings":["University of Colorado Boulder, CO","University of Colorado, Boulder, CO,"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"University of Colorado Boulder, CO","institution_ids":["https://openalex.org/I188538660"]},{"raw_affiliation_string":"University of Colorado, Boulder, CO,","institution_ids":["https://openalex.org/I188538660"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5100606628","display_name":"Xin Pan","orcid":"https://orcid.org/0000-0001-5326-4323"},"institutions":[{"id":"https://openalex.org/I188538660","display_name":"University of Colorado Boulder","ror":"https://ror.org/02ttsq026","country_code":"US","type":"education","lineage":["https://openalex.org/I188538660"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Xin Pan","raw_affiliation_strings":["University of Colorado Boulder, CO","University of Colorado, Boulder, CO,"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"University of Colorado Boulder, CO","institution_ids":["https://openalex.org/I188538660"]},{"raw_affiliation_string":"University of Colorado, Boulder, CO,","institution_ids":["https://openalex.org/I188538660"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5100377512","display_name":"Kun Li","orcid":"https://orcid.org/0000-0001-8241-196X"},"institutions":[{"id":"https://openalex.org/I188538660","display_name":"University of Colorado Boulder","ror":"https://ror.org/02ttsq026","country_code":"US","type":"education","lineage":["https://openalex.org/I188538660"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Kun Li","raw_affiliation_strings":["University of Colorado Boulder, CO","University of Colorado, Boulder, CO,"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"University of Colorado Boulder, CO","institution_ids":["https://openalex.org/I188538660"]},{"raw_affiliation_string":"University of Colorado, Boulder, CO,","institution_ids":["https://openalex.org/I188538660"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5089831843","display_name":"Qin Lv","orcid":"https://orcid.org/0000-0002-9437-1376"},"institutions":[{"id":"https://openalex.org/I188538660","display_name":"University of Colorado Boulder","ror":"https://ror.org/02ttsq026","country_code":"US","type":"education","lineage":["https://openalex.org/I188538660"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Qin Lv","raw_affiliation_strings":["University of Colorado Boulder, CO","University of Colorado, Boulder, CO,"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"University of Colorado Boulder, CO","institution_ids":["https://openalex.org/I188538660"]},{"raw_affiliation_string":"University of Colorado, Boulder, CO,","institution_ids":["https://openalex.org/I188538660"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5068224304","display_name":"Robert P. Dick","orcid":"https://orcid.org/0000-0001-5428-9530"},"institutions":[{"id":"https://openalex.org/I27837315","display_name":"University of Michigan","ror":"https://ror.org/00jmfr291","country_code":"US","type":"education","lineage":["https://openalex.org/I27837315"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Robert P. Dick","raw_affiliation_strings":["University of Michigan, Ann Arbor, MI"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"University of Michigan, Ann Arbor, MI","institution_ids":["https://openalex.org/I27837315"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5035468990","display_name":"Michael Hannigan","orcid":"https://orcid.org/0000-0002-9877-9459"},"institutions":[{"id":"https://openalex.org/I188538660","display_name":"University of Colorado Boulder","ror":"https://ror.org/02ttsq026","country_code":"US","type":"education","lineage":["https://openalex.org/I188538660"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Michael Hannigan","raw_affiliation_strings":["University of Colorado Boulder, CO","University of Colorado, Boulder, CO,"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"University of Colorado Boulder, CO","institution_ids":["https://openalex.org/I188538660"]},{"raw_affiliation_string":"University of Colorado, Boulder, CO,","institution_ids":["https://openalex.org/I188538660"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5004722925","display_name":"Li Shang","orcid":"https://orcid.org/0000-0003-3944-7531"},"institutions":[{"id":"https://openalex.org/I188538660","display_name":"University of Colorado Boulder","ror":"https://ror.org/02ttsq026","country_code":"US","type":"education","lineage":["https://openalex.org/I188538660"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Li Shang","raw_affiliation_strings":["University of Colorado Boulder, CO","University of Colorado, Boulder, CO,"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"University of Colorado Boulder, CO","institution_ids":["https://openalex.org/I188538660"]},{"raw_affiliation_string":"University of Colorado, Boulder, CO,","institution_ids":["https://openalex.org/I188538660"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":2,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":22.2413,"has_fulltext":false,"cited_by_count":175,"citation_normalized_percentile":{"value":0.99814312,"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":"441","last_page":"450"},"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/T10444","display_name":"Context-Aware Activity Recognition Systems","score":0.9968000054359436,"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"}},{"id":"https://openalex.org/T12222","display_name":"IoT-based Smart Home Systems","score":0.9696000218391418,"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"}}],"keywords":[{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.6129409074783325},{"id":"https://openalex.org/keywords/mobile-phone","display_name":"Mobile phone","score":0.6101134419441223},{"id":"https://openalex.org/keywords/productivity","display_name":"Productivity","score":0.5501700639724731},{"id":"https://openalex.org/keywords/phone","display_name":"Phone","score":0.5030671954154968},{"id":"https://openalex.org/keywords/multimedia","display_name":"Multimedia","score":0.3682856559753418},{"id":"https://openalex.org/keywords/human\u2013computer-interaction","display_name":"Human\u2013computer interaction","score":0.3368527889251709},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.2632245421409607}],"concepts":[{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.6129409074783325},{"id":"https://openalex.org/C2777421447","wikidata":"https://www.wikidata.org/wiki/Q17517","display_name":"Mobile phone","level":2,"score":0.6101134419441223},{"id":"https://openalex.org/C204983608","wikidata":"https://www.wikidata.org/wiki/Q2111958","display_name":"Productivity","level":2,"score":0.5501700639724731},{"id":"https://openalex.org/C2778707766","wikidata":"https://www.wikidata.org/wiki/Q202064","display_name":"Phone","level":2,"score":0.5030671954154968},{"id":"https://openalex.org/C49774154","wikidata":"https://www.wikidata.org/wiki/Q131765","display_name":"Multimedia","level":1,"score":0.3682856559753418},{"id":"https://openalex.org/C107457646","wikidata":"https://www.wikidata.org/wiki/Q207434","display_name":"Human\u2013computer interaction","level":1,"score":0.3368527889251709},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.2632245421409607},{"id":"https://openalex.org/C41895202","wikidata":"https://www.wikidata.org/wiki/Q8162","display_name":"Linguistics","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/C139719470","wikidata":"https://www.wikidata.org/wiki/Q39680","display_name":"Macroeconomics","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}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1145/2370216.2370282","is_oa":false,"landing_page_url":"https://doi.org/10.1145/2370216.2370282","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Proceedings of the 2012 ACM Conference on Ubiquitous Computing","raw_type":"proceedings-article"}],"best_oa_location":null,"sustainable_development_goals":[{"display_name":"Decent work and economic growth","score":0.6499999761581421,"id":"https://metadata.un.org/sdg/8"}],"awards":[{"id":"https://openalex.org/G1158630185","display_name":"CSR:  Large:  Collaborative Research:  CommonSense--A Distributed Mobile System for Socially-Collaborative Environmental Monitoring","funder_award_id":"0910995","funder_id":"https://openalex.org/F4320306076","funder_display_name":"National Science Foundation"},{"id":"https://openalex.org/G7476008822","display_name":null,"funder_award_id":"CNS-0910995CNS-0910816CNS-1059372TL-0964545","funder_id":"https://openalex.org/F4320337388","funder_display_name":"Division of Computer and Network Systems"}],"funders":[{"id":"https://openalex.org/F4320306076","display_name":"National Science Foundation","ror":"https://ror.org/021nxhr62"},{"id":"https://openalex.org/F4320337388","display_name":"Division of Computer and Network Systems","ror":"https://ror.org/02rdzmk74"}],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":20,"referenced_works":["https://openalex.org/W1530595269","https://openalex.org/W1605476884","https://openalex.org/W1673310716","https://openalex.org/W1988127235","https://openalex.org/W2053458596","https://openalex.org/W2054602086","https://openalex.org/W2098908500","https://openalex.org/W2130996742","https://openalex.org/W2131147042","https://openalex.org/W2131271719","https://openalex.org/W2131648681","https://openalex.org/W2133338718","https://openalex.org/W2142136129","https://openalex.org/W2151434169","https://openalex.org/W2151609626","https://openalex.org/W2154893015","https://openalex.org/W2162785138","https://openalex.org/W2166614154","https://openalex.org/W2170102584","https://openalex.org/W2170240475"],"related_works":["https://openalex.org/W2370205415","https://openalex.org/W4387493491","https://openalex.org/W2440403839","https://openalex.org/W2904225411","https://openalex.org/W2169921015","https://openalex.org/W4388331409","https://openalex.org/W1961128080","https://openalex.org/W2323686453","https://openalex.org/W2632043587","https://openalex.org/W2651370314"],"abstract_inverted_index":{"People":[0],"spend":[1],"the":[2,16,25],"majority":[3],"of":[4,63],"their":[5],"time":[6],"indoors,":[7],"and":[8,43],"human":[9,40],"indoor":[10,41],"activities":[11,42],"are":[12,19],"strongly":[13],"correlated":[14],"with":[15],"rooms":[17],"they":[18],"in.":[20],"Room":[21],"localization,":[22],"which":[23],"identifies":[24],"room":[26,55],"a":[27,35],"person":[28],"or":[29],"mobile":[30],"phone":[31],"is":[32],"in,":[33],"provides":[34],"powerful":[36],"tool":[37],"for":[38],"characterizing":[39],"helping":[44],"address":[45],"challenges":[46],"in":[47],"public":[48],"health,":[49],"productivity,":[50],"building":[51],"management,":[52],"etc.":[53],"Existing":[54],"localization":[56],"methods,":[57],"however,":[58],"require":[59],"labor-intensive":[60],"manual":[61],"annotation":[62],"individual":[64],"rooms.":[65]},"counts_by_year":[{"year":2026,"cited_by_count":2},{"year":2025,"cited_by_count":3},{"year":2024,"cited_by_count":8},{"year":2023,"cited_by_count":6},{"year":2022,"cited_by_count":3},{"year":2021,"cited_by_count":6},{"year":2020,"cited_by_count":16},{"year":2019,"cited_by_count":21},{"year":2018,"cited_by_count":22},{"year":2017,"cited_by_count":13},{"year":2016,"cited_by_count":21},{"year":2015,"cited_by_count":18},{"year":2014,"cited_by_count":22},{"year":2013,"cited_by_count":13},{"year":2012,"cited_by_count":1}],"updated_date":"2026-08-06T08:24:18.245995","created_date":"2016-06-24T00:00:00"}