{"id":"https://openalex.org/W1988789366","doi":"https://doi.org/10.1109/infocom.2014.6847959","title":"Shake and walk: Acoustic direction finding and fine-grained indoor localization using smartphones","display_name":"Shake and walk: Acoustic direction finding and fine-grained indoor localization using smartphones","publication_year":2014,"publication_date":"2014-04-01","ids":{"openalex":"https://openalex.org/W1988789366","doi":"https://doi.org/10.1109/infocom.2014.6847959","mag":"1988789366"},"language":"en","primary_location":{"id":"doi:10.1109/infocom.2014.6847959","is_oa":false,"landing_page_url":"https://doi.org/10.1109/infocom.2014.6847959","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"IEEE INFOCOM 2014 - IEEE Conference on Computer Communications","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/A5015170609","display_name":"Wenchao Huang","orcid":"https://orcid.org/0000-0002-2043-2439"},"institutions":[{"id":"https://openalex.org/I126520041","display_name":"University of Science and Technology of China","ror":"https://ror.org/04c4dkn09","country_code":"CN","type":"education","lineage":["https://openalex.org/I126520041","https://openalex.org/I19820366"]}],"countries":["CN"],"is_corresponding":true,"raw_author_name":"Wenchao Huang","raw_affiliation_strings":["School of Computer Science and Technology, University of Science and Technology of China","School of Computer Science and Technology University of Science and Technology of China,Hefei,China"],"affiliations":[{"raw_affiliation_string":"School of Computer Science and Technology, University of Science and Technology of China","institution_ids":["https://openalex.org/I126520041"]},{"raw_affiliation_string":"School of Computer Science and Technology University of Science and Technology of China,Hefei,China","institution_ids":["https://openalex.org/I126520041"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5100735350","display_name":"Yan Xiong","orcid":"https://orcid.org/0000-0001-6347-8747"},"institutions":[{"id":"https://openalex.org/I126520041","display_name":"University of Science and Technology of China","ror":"https://ror.org/04c4dkn09","country_code":"CN","type":"education","lineage":["https://openalex.org/I126520041","https://openalex.org/I19820366"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Yan Xiong","raw_affiliation_strings":["School of Computer Science and Technology, University of Science and Technology of China","School of Computer Science and Technology University of Science and Technology of China,Hefei,China"],"affiliations":[{"raw_affiliation_string":"School of Computer Science and Technology, University of Science and Technology of China","institution_ids":["https://openalex.org/I126520041"]},{"raw_affiliation_string":"School of Computer Science and Technology University of Science and Technology of China,Hefei,China","institution_ids":["https://openalex.org/I126520041"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5100341802","display_name":"Xiang\u2010Yang Li","orcid":"https://orcid.org/0000-0002-6070-6625"},"institutions":[{"id":"https://openalex.org/I99065089","display_name":"Tsinghua University","ror":"https://ror.org/03cve4549","country_code":"CN","type":"education","lineage":["https://openalex.org/I99065089"]},{"id":"https://openalex.org/I180949307","display_name":"Illinois Institute of Technology","ror":"https://ror.org/037t3ry66","country_code":"US","type":"education","lineage":["https://openalex.org/I180949307"]}],"countries":["CN","US"],"is_corresponding":false,"raw_author_name":"Xiang-Yang Li","raw_affiliation_strings":["Department of Computer Science and Technology, Illinois Institute of Technology","Dept. of Computer Science & Technology, Tsinghua University, Beijing, China#TAB#"],"affiliations":[{"raw_affiliation_string":"Department of Computer Science and Technology, Illinois Institute of Technology","institution_ids":["https://openalex.org/I180949307"]},{"raw_affiliation_string":"Dept. of Computer Science & Technology, Tsinghua University, Beijing, China#TAB#","institution_ids":["https://openalex.org/I99065089"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5101568202","display_name":"Hao Lin","orcid":"https://orcid.org/0009-0002-1533-791X"},"institutions":[{"id":"https://openalex.org/I111599522","display_name":"Jiangnan University","ror":"https://ror.org/04mkzax54","country_code":"CN","type":"education","lineage":["https://openalex.org/I111599522"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Hao Lin","raw_affiliation_strings":["School of Internet of Things Engineering, Jiangnan University","School of Internet of Things Engineering; Jiangnan University; Wuxi China"],"affiliations":[{"raw_affiliation_string":"School of Internet of Things Engineering, Jiangnan University","institution_ids":["https://openalex.org/I111599522"]},{"raw_affiliation_string":"School of Internet of Things Engineering; Jiangnan University; Wuxi China","institution_ids":["https://openalex.org/I111599522"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5102763241","display_name":"Xufei Mao","orcid":"https://orcid.org/0000-0002-7862-6375"},"institutions":[{"id":"https://openalex.org/I99065089","display_name":"Tsinghua University","ror":"https://ror.org/03cve4549","country_code":"CN","type":"education","lineage":["https://openalex.org/I99065089"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Xufei Mao","raw_affiliation_strings":["Department of Software En-gineering, Tsinghua University","Department of Software Engineering, Tsinghua University, Beijing, China"],"affiliations":[{"raw_affiliation_string":"Department of Software En-gineering, Tsinghua University","institution_ids":["https://openalex.org/I99065089"]},{"raw_affiliation_string":"Department of Software Engineering, Tsinghua University, Beijing, China","institution_ids":["https://openalex.org/I99065089"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5087967463","display_name":"Panlong Yang","orcid":"https://orcid.org/0000-0003-1057-2793"},"institutions":[{"id":"https://openalex.org/I4210163363","display_name":"PLA Army Engineering University","ror":"https://ror.org/05mgp8x93","country_code":"CN","type":"education","lineage":["https://openalex.org/I4210163363"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Panlong Yang","raw_affiliation_strings":["Institute of Communication Engineering, PLAUST","Inst. of Commun. Eng., PLAUST, Nanjing, China"],"affiliations":[{"raw_affiliation_string":"Institute of Communication Engineering, PLAUST","institution_ids":["https://openalex.org/I4210163363"]},{"raw_affiliation_string":"Inst. of Commun. Eng., PLAUST, Nanjing, China","institution_ids":["https://openalex.org/I4210163363"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5070071735","display_name":"Yunhao Liu","orcid":"https://orcid.org/0000-0001-9508-3520"},"institutions":[{"id":"https://openalex.org/I99065089","display_name":"Tsinghua University","ror":"https://ror.org/03cve4549","country_code":"CN","type":"education","lineage":["https://openalex.org/I99065089"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Yunhao Liu","raw_affiliation_strings":["Department of Software En-gineering, Tsinghua University","Department of Software Engineering, Tsinghua University, Beijing, China"],"affiliations":[{"raw_affiliation_string":"Department of Software En-gineering, Tsinghua University","institution_ids":["https://openalex.org/I99065089"]},{"raw_affiliation_string":"Department of Software Engineering, Tsinghua University, Beijing, China","institution_ids":["https://openalex.org/I99065089"]}]}],"institutions":[],"countries_distinct_count":2,"institutions_distinct_count":7,"corresponding_author_ids":["https://openalex.org/A5015170609"],"corresponding_institution_ids":["https://openalex.org/I126520041"],"apc_list":null,"apc_paid":null,"fwci":6.7964,"has_fulltext":false,"cited_by_count":96,"citation_normalized_percentile":{"value":0.97249213,"is_in_top_1_percent":false,"is_in_top_10_percent":true},"cited_by_percentile_year":{"min":95,"max":100},"biblio":{"volume":null,"issue":null,"first_page":"370","last_page":"378"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10326","display_name":"Indoor and Outdoor Localization Technologies","score":1.0,"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":1.0,"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/T10860","display_name":"Speech and Audio Processing","score":0.9973999857902527,"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/T11192","display_name":"Underwater Vehicles and Communication Systems","score":0.9923999905586243,"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"}}],"keywords":[{"id":"https://openalex.org/keywords/displacement","display_name":"Displacement (psychology)","score":0.7264662981033325},{"id":"https://openalex.org/keywords/acoustics","display_name":"Acoustics","score":0.608745813369751},{"id":"https://openalex.org/keywords/phone","display_name":"Phone","score":0.60580974817276},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.5484798550605774},{"id":"https://openalex.org/keywords/tracking","display_name":"Tracking (education)","score":0.5443583726882935},{"id":"https://openalex.org/keywords/inertial-measurement-unit","display_name":"Inertial measurement unit","score":0.4880169928073883},{"id":"https://openalex.org/keywords/position","display_name":"Position (finance)","score":0.4872661828994751},{"id":"https://openalex.org/keywords/shake","display_name":"Shake","score":0.45971277356147766},{"id":"https://openalex.org/keywords/measure","display_name":"Measure (data warehouse)","score":0.41176536679267883},{"id":"https://openalex.org/keywords/physics","display_name":"Physics","score":0.2678811252117157},{"id":"https://openalex.org/keywords/computer-vision","display_name":"Computer vision","score":0.23212924599647522}],"concepts":[{"id":"https://openalex.org/C107551265","wikidata":"https://www.wikidata.org/wiki/Q1458245","display_name":"Displacement (psychology)","level":2,"score":0.7264662981033325},{"id":"https://openalex.org/C24890656","wikidata":"https://www.wikidata.org/wiki/Q82811","display_name":"Acoustics","level":1,"score":0.608745813369751},{"id":"https://openalex.org/C2778707766","wikidata":"https://www.wikidata.org/wiki/Q202064","display_name":"Phone","level":2,"score":0.60580974817276},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.5484798550605774},{"id":"https://openalex.org/C2775936607","wikidata":"https://www.wikidata.org/wiki/Q466845","display_name":"Tracking (education)","level":2,"score":0.5443583726882935},{"id":"https://openalex.org/C79061980","wikidata":"https://www.wikidata.org/wiki/Q941680","display_name":"Inertial measurement unit","level":2,"score":0.4880169928073883},{"id":"https://openalex.org/C198082294","wikidata":"https://www.wikidata.org/wiki/Q3399648","display_name":"Position (finance)","level":2,"score":0.4872661828994751},{"id":"https://openalex.org/C2779053110","wikidata":"https://www.wikidata.org/wiki/Q7462601","display_name":"Shake","level":2,"score":0.45971277356147766},{"id":"https://openalex.org/C2780009758","wikidata":"https://www.wikidata.org/wiki/Q6804172","display_name":"Measure (data warehouse)","level":2,"score":0.41176536679267883},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.2678811252117157},{"id":"https://openalex.org/C31972630","wikidata":"https://www.wikidata.org/wiki/Q844240","display_name":"Computer vision","level":1,"score":0.23212924599647522},{"id":"https://openalex.org/C138885662","wikidata":"https://www.wikidata.org/wiki/Q5891","display_name":"Philosophy","level":0,"score":0.0},{"id":"https://openalex.org/C41895202","wikidata":"https://www.wikidata.org/wiki/Q8162","display_name":"Linguistics","level":1,"score":0.0},{"id":"https://openalex.org/C19417346","wikidata":"https://www.wikidata.org/wiki/Q7922","display_name":"Pedagogy","level":1,"score":0.0},{"id":"https://openalex.org/C15744967","wikidata":"https://www.wikidata.org/wiki/Q9418","display_name":"Psychology","level":0,"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/C162324750","wikidata":"https://www.wikidata.org/wiki/Q8134","display_name":"Economics","level":0,"score":0.0},{"id":"https://openalex.org/C77088390","wikidata":"https://www.wikidata.org/wiki/Q8513","display_name":"Database","level":1,"score":0.0},{"id":"https://openalex.org/C542102704","wikidata":"https://www.wikidata.org/wiki/Q183257","display_name":"Psychotherapist","level":1,"score":0.0},{"id":"https://openalex.org/C1276947","wikidata":"https://www.wikidata.org/wiki/Q333","display_name":"Astronomy","level":1,"score":0.0}],"mesh":[],"locations_count":2,"locations":[{"id":"doi:10.1109/infocom.2014.6847959","is_oa":false,"landing_page_url":"https://doi.org/10.1109/infocom.2014.6847959","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"IEEE INFOCOM 2014 - IEEE Conference on Computer Communications","raw_type":"proceedings-article"},{"id":"pmh:oai:CiteSeerX.psu:10.1.1.721.3290","is_oa":false,"landing_page_url":"http://citeseerx.ist.psu.edu/viewdoc/summary?doi=10.1.1.721.3290","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"http://staff.ustc.edu.cn/%7Ehuangwc/papers/infocom14-swadloon.pdf","raw_type":"text"}],"best_oa_location":null,"sustainable_development_goals":[{"display_name":"Sustainable cities and communities","score":0.5299999713897705,"id":"https://metadata.un.org/sdg/11"}],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":38,"referenced_works":["https://openalex.org/W582116410","https://openalex.org/W645633064","https://openalex.org/W1523455715","https://openalex.org/W1585879837","https://openalex.org/W1593527211","https://openalex.org/W1981831056","https://openalex.org/W1985740540","https://openalex.org/W1989606812","https://openalex.org/W2017231306","https://openalex.org/W2030935403","https://openalex.org/W2036946260","https://openalex.org/W2051376734","https://openalex.org/W2054602086","https://openalex.org/W2061481817","https://openalex.org/W2070473990","https://openalex.org/W2094204865","https://openalex.org/W2099843660","https://openalex.org/W2107998669","https://openalex.org/W2110967379","https://openalex.org/W2112737587","https://openalex.org/W2114254062","https://openalex.org/W2116191958","https://openalex.org/W2119027683","https://openalex.org/W2141731871","https://openalex.org/W2156257723","https://openalex.org/W2156424290","https://openalex.org/W2162473140","https://openalex.org/W2165158100","https://openalex.org/W2166315077","https://openalex.org/W2170102584","https://openalex.org/W2206025736","https://openalex.org/W2491282746","https://openalex.org/W2799317493","https://openalex.org/W4242695513","https://openalex.org/W6631507439","https://openalex.org/W6635170509","https://openalex.org/W6635509325","https://openalex.org/W6688055195"],"related_works":["https://openalex.org/W299351354","https://openalex.org/W2215635302","https://openalex.org/W2090948036","https://openalex.org/W2354991796","https://openalex.org/W3121511394","https://openalex.org/W2376687991","https://openalex.org/W4254854987","https://openalex.org/W2371651158","https://openalex.org/W4323767908","https://openalex.org/W1988789366"],"abstract_inverted_index":{"We":[0,86],"propose":[1,87],"an":[2],"accurate":[3],"acoustic":[4,30],"direction":[5,31,40,102,117],"finding":[6,118],"scheme,":[7],"Swadloon,":[8],"according":[9],"to":[10,28,64,70,90,97],"the":[11,23,29,33,46,49,52,55,66,72,77,113,123,131,141],"arbitrary":[12],"pattern":[13],"of":[14,25,79,116,125,149],"phone":[15],"shaking":[16,73],"in":[17,60],"rough":[18],"horizontal":[19],"plane.":[20],"Swadloon":[21,62,96],"tracks":[22],"displacement":[24,50,67],"smartphone":[26],"relative":[27],"with":[32,51],"resolution":[34],"less":[35],"than":[36],"1":[37],"millimeter.":[38],"The":[39],"is":[41,81,119],"then":[42],"obtained":[43],"by":[44],"combining":[45],"velocity":[47,74],"from":[48,54],"one":[53],"inertial":[56],"sensors.":[57],"Major":[58],"challenges":[59],"implementing":[61],"are":[63,134,143],"measure":[65],"precisely":[68],"and":[69,83,94,106],"estimate":[71],"accurately":[75],"when":[76],"speed":[78],"phone-shaking":[80],"low":[82],"changes":[84],"arbitrarily.":[85],"rigorous":[88],"methods":[89],"address":[91],"these":[92],"challenges,":[93],"apply":[95],"several":[98],"case":[99],"studies:":[100],"Phone-to-Phone":[101],"finding,":[103],"indoor":[104,129],"localization":[105],"tracking.":[107],"Our":[108],"extensive":[109],"experiments":[110],"show":[111],"that":[112],"mean":[114],"error":[115],"around":[120],"2.1\u00b0":[121],"within":[122,144],"range":[124],"32":[126],"m.":[127,137,151],"For":[128,138],"localization,":[130],"90-percentile":[132],"errors":[133,142],"under":[135],"0.92":[136],"real-time":[139],"tracking,":[140],"0.4":[145],"m":[146],"for":[147],"walks":[148],"51":[150]},"counts_by_year":[{"year":2026,"cited_by_count":1},{"year":2025,"cited_by_count":2},{"year":2024,"cited_by_count":4},{"year":2023,"cited_by_count":7},{"year":2022,"cited_by_count":6},{"year":2021,"cited_by_count":6},{"year":2020,"cited_by_count":16},{"year":2019,"cited_by_count":13},{"year":2018,"cited_by_count":9},{"year":2017,"cited_by_count":15},{"year":2016,"cited_by_count":7},{"year":2015,"cited_by_count":7},{"year":2014,"cited_by_count":3}],"updated_date":"2026-04-04T16:13:02.066488","created_date":"2025-10-10T00:00:00"}
