{"id":"https://openalex.org/W2812001514","doi":"https://doi.org/10.1109/tvt.2018.2853185","title":"Device-Free Identification Using Intrinsic CSI Features","display_name":"Device-Free Identification Using Intrinsic CSI Features","publication_year":2018,"publication_date":"2018-07-05","ids":{"openalex":"https://openalex.org/W2812001514","doi":"https://doi.org/10.1109/tvt.2018.2853185","mag":"2812001514"},"language":"en","primary_location":{"id":"doi:10.1109/tvt.2018.2853185","is_oa":false,"landing_page_url":"https://doi.org/10.1109/tvt.2018.2853185","pdf_url":null,"source":{"id":"https://openalex.org/S10936095","display_name":"IEEE Transactions on Vehicular Technology","issn_l":"0018-9545","issn":["0018-9545","1939-9359"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310319808","host_organization_name":"Institute of Electrical and Electronics Engineers","host_organization_lineage":["https://openalex.org/P4310319808"],"host_organization_lineage_names":["Institute of Electrical and Electronics Engineers"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"IEEE Transactions on Vehicular Technology","raw_type":"journal-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/A5100440164","display_name":"Jie Wang","orcid":"https://orcid.org/0000-0003-1172-1551"},"institutions":[{"id":"https://openalex.org/I43313876","display_name":"Dalian Maritime University","ror":"https://ror.org/002b7nr53","country_code":"CN","type":"education","lineage":["https://openalex.org/I43313876"]}],"countries":["CN"],"is_corresponding":true,"raw_author_name":"Jie Wang","raw_affiliation_strings":["School of Information Science and Technology, Dalian Maritime University, Dalian, China"],"affiliations":[{"raw_affiliation_string":"School of Information Science and Technology, Dalian Maritime University, Dalian, China","institution_ids":["https://openalex.org/I43313876"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5101929593","display_name":"Yunong Zhao","orcid":"https://orcid.org/0000-0002-8213-9262"},"institutions":[{"id":"https://openalex.org/I27357992","display_name":"Dalian University of Technology","ror":"https://ror.org/023hj5876","country_code":"CN","type":"education","lineage":["https://openalex.org/I27357992"]},{"id":"https://openalex.org/I4210092944","display_name":"Dalian University","ror":"https://ror.org/00g2ypp58","country_code":"CN","type":"education","lineage":["https://openalex.org/I4210092944"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Yunong Zhao","raw_affiliation_strings":["Faculty of Electronic Information and Electrical Engineering, Dalian University of Technology, Dalian, China"],"affiliations":[{"raw_affiliation_string":"Faculty of Electronic Information and Electrical Engineering, Dalian University of Technology, Dalian, China","institution_ids":["https://openalex.org/I4210092944","https://openalex.org/I27357992"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5046658556","display_name":"Xinxin Fan","orcid":"https://orcid.org/0000-0002-6659-7431"},"institutions":[{"id":"https://openalex.org/I27357992","display_name":"Dalian University of Technology","ror":"https://ror.org/023hj5876","country_code":"CN","type":"education","lineage":["https://openalex.org/I27357992"]},{"id":"https://openalex.org/I4210092944","display_name":"Dalian University","ror":"https://ror.org/00g2ypp58","country_code":"CN","type":"education","lineage":["https://openalex.org/I4210092944"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Xinxin Fan","raw_affiliation_strings":["Faculty of Electronic Information and Electrical Engineering, Dalian University of Technology, Dalian, China"],"affiliations":[{"raw_affiliation_string":"Faculty of Electronic Information and Electrical Engineering, Dalian University of Technology, Dalian, China","institution_ids":["https://openalex.org/I4210092944","https://openalex.org/I27357992"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5003873372","display_name":"Qinghua Gao","orcid":"https://orcid.org/0000-0002-1591-189X"},"institutions":[{"id":"https://openalex.org/I27357992","display_name":"Dalian University of Technology","ror":"https://ror.org/023hj5876","country_code":"CN","type":"education","lineage":["https://openalex.org/I27357992"]},{"id":"https://openalex.org/I4210092944","display_name":"Dalian University","ror":"https://ror.org/00g2ypp58","country_code":"CN","type":"education","lineage":["https://openalex.org/I4210092944"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Qinghua Gao","raw_affiliation_strings":["Faculty of Electronic Information and Electrical Engineering, Dalian University of Technology, Dalian, China"],"affiliations":[{"raw_affiliation_string":"Faculty of Electronic Information and Electrical Engineering, Dalian University of Technology, Dalian, China","institution_ids":["https://openalex.org/I4210092944","https://openalex.org/I27357992"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5087248518","display_name":"Xiaorui Ma","orcid":"https://orcid.org/0000-0001-7697-2285"},"institutions":[{"id":"https://openalex.org/I27357992","display_name":"Dalian University of Technology","ror":"https://ror.org/023hj5876","country_code":"CN","type":"education","lineage":["https://openalex.org/I27357992"]},{"id":"https://openalex.org/I4210092944","display_name":"Dalian University","ror":"https://ror.org/00g2ypp58","country_code":"CN","type":"education","lineage":["https://openalex.org/I4210092944"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Xiaorui Ma","raw_affiliation_strings":["Faculty of Electronic Information and Electrical Engineering, Dalian University of Technology, Dalian, China"],"affiliations":[{"raw_affiliation_string":"Faculty of Electronic Information and Electrical Engineering, Dalian University of Technology, Dalian, China","institution_ids":["https://openalex.org/I4210092944","https://openalex.org/I27357992"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5100422639","display_name":"Hongyu Wang","orcid":"https://orcid.org/0000-0002-1038-412X"},"institutions":[{"id":"https://openalex.org/I27357992","display_name":"Dalian University of Technology","ror":"https://ror.org/023hj5876","country_code":"CN","type":"education","lineage":["https://openalex.org/I27357992"]},{"id":"https://openalex.org/I4210092944","display_name":"Dalian University","ror":"https://ror.org/00g2ypp58","country_code":"CN","type":"education","lineage":["https://openalex.org/I4210092944"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Hongyu Wang","raw_affiliation_strings":["Faculty of Electronic Information and Electrical Engineering, Dalian University of Technology, Dalian, China"],"affiliations":[{"raw_affiliation_string":"Faculty of Electronic Information and Electrical Engineering, Dalian University of Technology, Dalian, China","institution_ids":["https://openalex.org/I4210092944","https://openalex.org/I27357992"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":6,"corresponding_author_ids":["https://openalex.org/A5100440164"],"corresponding_institution_ids":["https://openalex.org/I43313876"],"apc_list":null,"apc_paid":null,"fwci":2.8699,"has_fulltext":false,"cited_by_count":42,"citation_normalized_percentile":{"value":0.91391431,"is_in_top_1_percent":false,"is_in_top_10_percent":true},"cited_by_percentile_year":{"min":95,"max":99},"biblio":{"volume":"67","issue":"9","first_page":"8571","last_page":"8581"},"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":0.9998000264167786,"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/T12740","display_name":"Gait Recognition and Analysis","score":0.9934999942779541,"subfield":{"id":"https://openalex.org/subfields/2204","display_name":"Biomedical 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":0.6851496696472168},{"id":"https://openalex.org/keywords/channel-state-information","display_name":"Channel state information","score":0.6822423934936523},{"id":"https://openalex.org/keywords/identification","display_name":"Identification (biology)","score":0.5957810282707214},{"id":"https://openalex.org/keywords/exploit","display_name":"Exploit","score":0.5936223864555359},{"id":"https://openalex.org/keywords/biometrics","display_name":"Biometrics","score":0.5913167595863342},{"id":"https://openalex.org/keywords/wireless","display_name":"Wireless","score":0.5479578375816345},{"id":"https://openalex.org/keywords/channel","display_name":"Channel (broadcasting)","score":0.4417887330055237},{"id":"https://openalex.org/keywords/mode","display_name":"Mode (computer interface)","score":0.4180993437767029},{"id":"https://openalex.org/keywords/hilbert\u2013huang-transform","display_name":"Hilbert\u2013Huang transform","score":0.41211235523223877},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.36720338463783264},{"id":"https://openalex.org/keywords/human\u2013computer-interaction","display_name":"Human\u2013computer interaction","score":0.22858300805091858},{"id":"https://openalex.org/keywords/computer-network","display_name":"Computer network","score":0.15111681818962097},{"id":"https://openalex.org/keywords/computer-vision","display_name":"Computer vision","score":0.12917080521583557},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.11964750289916992},{"id":"https://openalex.org/keywords/computer-security","display_name":"Computer security","score":0.09720134735107422}],"concepts":[{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.6851496696472168},{"id":"https://openalex.org/C148063708","wikidata":"https://www.wikidata.org/wiki/Q5072511","display_name":"Channel state information","level":3,"score":0.6822423934936523},{"id":"https://openalex.org/C116834253","wikidata":"https://www.wikidata.org/wiki/Q2039217","display_name":"Identification (biology)","level":2,"score":0.5957810282707214},{"id":"https://openalex.org/C165696696","wikidata":"https://www.wikidata.org/wiki/Q11287","display_name":"Exploit","level":2,"score":0.5936223864555359},{"id":"https://openalex.org/C184297639","wikidata":"https://www.wikidata.org/wiki/Q177765","display_name":"Biometrics","level":2,"score":0.5913167595863342},{"id":"https://openalex.org/C555944384","wikidata":"https://www.wikidata.org/wiki/Q249","display_name":"Wireless","level":2,"score":0.5479578375816345},{"id":"https://openalex.org/C127162648","wikidata":"https://www.wikidata.org/wiki/Q16858953","display_name":"Channel (broadcasting)","level":2,"score":0.4417887330055237},{"id":"https://openalex.org/C48677424","wikidata":"https://www.wikidata.org/wiki/Q6888088","display_name":"Mode (computer interface)","level":2,"score":0.4180993437767029},{"id":"https://openalex.org/C25570617","wikidata":"https://www.wikidata.org/wiki/Q1006462","display_name":"Hilbert\u2013Huang transform","level":3,"score":0.41211235523223877},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.36720338463783264},{"id":"https://openalex.org/C107457646","wikidata":"https://www.wikidata.org/wiki/Q207434","display_name":"Human\u2013computer interaction","level":1,"score":0.22858300805091858},{"id":"https://openalex.org/C31258907","wikidata":"https://www.wikidata.org/wiki/Q1301371","display_name":"Computer network","level":1,"score":0.15111681818962097},{"id":"https://openalex.org/C31972630","wikidata":"https://www.wikidata.org/wiki/Q844240","display_name":"Computer vision","level":1,"score":0.12917080521583557},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.11964750289916992},{"id":"https://openalex.org/C38652104","wikidata":"https://www.wikidata.org/wiki/Q3510521","display_name":"Computer security","level":1,"score":0.09720134735107422},{"id":"https://openalex.org/C86803240","wikidata":"https://www.wikidata.org/wiki/Q420","display_name":"Biology","level":0,"score":0.0},{"id":"https://openalex.org/C59822182","wikidata":"https://www.wikidata.org/wiki/Q441","display_name":"Botany","level":1,"score":0.0},{"id":"https://openalex.org/C106131492","wikidata":"https://www.wikidata.org/wiki/Q3072260","display_name":"Filter (signal processing)","level":2,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/tvt.2018.2853185","is_oa":false,"landing_page_url":"https://doi.org/10.1109/tvt.2018.2853185","pdf_url":null,"source":{"id":"https://openalex.org/S10936095","display_name":"IEEE Transactions on Vehicular Technology","issn_l":"0018-9545","issn":["0018-9545","1939-9359"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310319808","host_organization_name":"Institute of Electrical and Electronics Engineers","host_organization_lineage":["https://openalex.org/P4310319808"],"host_organization_lineage_names":["Institute of Electrical and Electronics Engineers"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"IEEE Transactions on Vehicular Technology","raw_type":"journal-article"}],"best_oa_location":null,"sustainable_development_goals":[],"awards":[{"id":"https://openalex.org/G1655372983","display_name":null,"funder_award_id":"DUT17RC(3)024","funder_id":"https://openalex.org/F4320335787","funder_display_name":"Fundamental Research Funds for the Central Universities"},{"id":"https://openalex.org/G2848166786","display_name":null,"funder_award_id":"ICT1800378","funder_id":"https://openalex.org/F4320322929","funder_display_name":"Zhejiang Chinese Medical University"},{"id":"https://openalex.org/G4459139658","display_name":null,"funder_award_id":"3132016318","funder_id":"https://openalex.org/F4320335787","funder_display_name":"Fundamental Research Funds for the Central Universities"},{"id":"https://openalex.org/G5603220195","display_name":null,"funder_award_id":"DUT17JC03","funder_id":"https://openalex.org/F4320335787","funder_display_name":"Fundamental Research Funds for the Central Universities"},{"id":"https://openalex.org/G5826463664","display_name":null,"funder_award_id":"2018M630288","funder_id":"https://openalex.org/F4320321543","funder_display_name":"China Postdoctoral Science Foundation"}],"funders":[{"id":"https://openalex.org/F4320321001","display_name":"National Natural Science Foundation of China","ror":"https://ror.org/01h0zpd94"},{"id":"https://openalex.org/F4320321543","display_name":"China Postdoctoral Science Foundation","ror":"https://ror.org/0426zh255"},{"id":"https://openalex.org/F4320322929","display_name":"Zhejiang Chinese Medical University","ror":"https://ror.org/04epb4p87"},{"id":"https://openalex.org/F4320335787","display_name":"Fundamental Research Funds for the Central Universities","ror":null}],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":34,"referenced_works":["https://openalex.org/W1844165822","https://openalex.org/W1969688522","https://openalex.org/W1980648316","https://openalex.org/W2007221293","https://openalex.org/W2009338408","https://openalex.org/W2031721930","https://openalex.org/W2045107598","https://openalex.org/W2064733273","https://openalex.org/W2089695767","https://openalex.org/W2115612038","https://openalex.org/W2150174378","https://openalex.org/W2159321926","https://openalex.org/W2299397083","https://openalex.org/W2321358566","https://openalex.org/W2327645608","https://openalex.org/W2336963656","https://openalex.org/W2340862004","https://openalex.org/W2391401965","https://openalex.org/W2403386687","https://openalex.org/W2507908806","https://openalex.org/W2517331439","https://openalex.org/W2528158016","https://openalex.org/W2531297344","https://openalex.org/W2536106683","https://openalex.org/W2552224340","https://openalex.org/W2558846072","https://openalex.org/W2591820339","https://openalex.org/W2594230123","https://openalex.org/W2595124690","https://openalex.org/W2734730826","https://openalex.org/W2789857179","https://openalex.org/W2952327846","https://openalex.org/W4253510307","https://openalex.org/W6638713265"],"related_works":["https://openalex.org/W17155033","https://openalex.org/W3207760230","https://openalex.org/W1496222301","https://openalex.org/W4312814274","https://openalex.org/W1590307681","https://openalex.org/W2536018345","https://openalex.org/W4285370786","https://openalex.org/W3014107421","https://openalex.org/W2296488620","https://openalex.org/W2358353312"],"abstract_inverted_index":{"Device-free":[0],"identification":[1,52],"(DFI)":[2],"is":[3,59,67,84],"a":[4,21,32,43,68,89,113,171,180],"promising":[5],"technique,":[6],"which":[7,119],"could":[8,27,169],"recognize":[9],"human":[10],"identity":[11],"using":[12],"his/her":[13],"unique":[14],"influence":[15],"on":[16,150,161],"surrounding":[17],"wireless":[18,77],"signals":[19],"in":[20],"device-free":[22],"and":[23,34,87,130,153],"contact-free":[24],"manner.":[25],"It":[26],"maintain":[28],"the":[29,61,64,74,96,135,140,151,166],"privacy":[30],"of":[31,63,81,176,182],"user":[33],"enable":[35],"smart":[36],"applications":[37],"to":[38,57,73,85,91,104],"provide":[39],"customized":[40],"service":[41],"for":[42],"specific":[44],"user.":[45],"Despite":[46],"its":[47],"advantages":[48],"over":[49,177],"other":[50],"person's":[51],"systems,":[53],"one":[54],"fundamental":[55],"problem":[56],"solve":[58],"that":[60,165],"accuracy":[62,175],"DFI":[65,117,147],"system":[66],"little":[69],"bit":[70],"low":[71],"due":[72],"extremely":[75],"noisy":[76,97,122],"measurements.":[78],"The":[79],"goal":[80],"this":[82,109],"work":[83],"explore":[86],"exploit":[88],"method":[90],"extract":[92],"intrinsic":[93,126,132],"features":[94,133],"from":[95,134,179],"channel":[98],"state":[99],"information":[100],"(CSI)":[101],"so":[102],"as":[103],"realize":[105],"high-performance":[106],"DFI.":[107],"To":[108],"end,":[110],"we":[111,143],"propose":[112],"novel":[114],"empirical-mode-decomposition-based":[115],"general":[116],"framework,":[118,142],"decomposes":[120],"raw":[121],"CSI":[123],"measurements":[124],"into":[125],"mode":[127],"functions":[128],"(IMF)":[129],"extracts":[131],"IMF":[136],"components":[137],"accordingly.":[138],"Under":[139],"proposed":[141],"also":[144],"develop":[145],"two":[146],"systems":[148,168],"based":[149],"respiration":[152],"gait":[154],"biometric":[155],"features.":[156],"Extensive":[157],"experiments":[158],"carried":[159],"out":[160],"commodity":[162],"WiFi":[163],"reveal":[164],"developed":[167],"identify":[170],"person":[172],"with":[173],"an":[174],"90%":[178],"group":[181],"ten":[183],"persons.":[184]},"counts_by_year":[{"year":2026,"cited_by_count":1},{"year":2025,"cited_by_count":2},{"year":2024,"cited_by_count":6},{"year":2023,"cited_by_count":4},{"year":2022,"cited_by_count":7},{"year":2021,"cited_by_count":12},{"year":2020,"cited_by_count":5},{"year":2019,"cited_by_count":5}],"updated_date":"2026-03-27T05:58:40.876381","created_date":"2025-10-10T00:00:00"}
