{"id":"https://openalex.org/W4214940724","doi":"https://doi.org/10.1109/wisnet53095.2022.9721355","title":"Separation of Simultaneous Multi-Person Noncontact Physical Activity Signals Using Frequency-Modulated Continuous-Wave Radars","display_name":"Separation of Simultaneous Multi-Person Noncontact Physical Activity Signals Using Frequency-Modulated Continuous-Wave Radars","publication_year":2022,"publication_date":"2022-01-16","ids":{"openalex":"https://openalex.org/W4214940724","doi":"https://doi.org/10.1109/wisnet53095.2022.9721355"},"language":"en","primary_location":{"id":"doi:10.1109/wisnet53095.2022.9721355","is_oa":false,"landing_page_url":"https://doi.org/10.1109/wisnet53095.2022.9721355","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2022 IEEE Topical Conference on Wireless Sensors and Sensor Networks (WiSNeT)","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/A5014529460","display_name":"Victor G. Rizzi Varela","orcid":"https://orcid.org/0000-0003-3619-5746"},"institutions":[{"id":"https://openalex.org/I12315562","display_name":"Texas Tech University","ror":"https://ror.org/0405mnx93","country_code":"US","type":"education","lineage":["https://openalex.org/I12315562"]}],"countries":["US"],"is_corresponding":true,"raw_author_name":"Victor G. R. Varela","raw_affiliation_strings":["Texas Tech University,Dept. of Electrical & Computer Engineering,Lubbock,TX,USA,79409"],"affiliations":[{"raw_affiliation_string":"Texas Tech University,Dept. of Electrical & Computer Engineering,Lubbock,TX,USA,79409","institution_ids":["https://openalex.org/I12315562"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5039024512","display_name":"Davi V. Q. Rodrigues","orcid":"https://orcid.org/0000-0001-8730-5891"},"institutions":[{"id":"https://openalex.org/I12315562","display_name":"Texas Tech University","ror":"https://ror.org/0405mnx93","country_code":"US","type":"education","lineage":["https://openalex.org/I12315562"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Davi V. Q. Rodrigues","raw_affiliation_strings":["Texas Tech University,Dept. of Electrical & Computer Engineering,Lubbock,TX,USA,79409"],"affiliations":[{"raw_affiliation_string":"Texas Tech University,Dept. of Electrical & Computer Engineering,Lubbock,TX,USA,79409","institution_ids":["https://openalex.org/I12315562"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5025738581","display_name":"Changzhi Li","orcid":"https://orcid.org/0000-0003-2188-4506"},"institutions":[{"id":"https://openalex.org/I12315562","display_name":"Texas Tech University","ror":"https://ror.org/0405mnx93","country_code":"US","type":"education","lineage":["https://openalex.org/I12315562"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Changzhi Li","raw_affiliation_strings":["Texas Tech University,Dept. of Electrical & Computer Engineering,Lubbock,TX,USA,79409"],"affiliations":[{"raw_affiliation_string":"Texas Tech University,Dept. of Electrical & Computer Engineering,Lubbock,TX,USA,79409","institution_ids":["https://openalex.org/I12315562"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":3,"corresponding_author_ids":["https://openalex.org/A5014529460"],"corresponding_institution_ids":["https://openalex.org/I12315562"],"apc_list":null,"apc_paid":null,"fwci":0.3202,"has_fulltext":false,"cited_by_count":4,"citation_normalized_percentile":{"value":0.48252154,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":89,"max":96},"biblio":{"volume":null,"issue":null,"first_page":"5","last_page":"7"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11196","display_name":"Non-Invasive Vital Sign Monitoring","score":0.9995999932289124,"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"}},"topics":[{"id":"https://openalex.org/T11196","display_name":"Non-Invasive Vital Sign Monitoring","score":0.9995999932289124,"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"}},{"id":"https://openalex.org/T11038","display_name":"Advanced SAR Imaging Techniques","score":0.9943000078201294,"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/T12994","display_name":"Infrared Thermography in Medicine","score":0.9398000240325928,"subfield":{"id":"https://openalex.org/subfields/2741","display_name":"Radiology, Nuclear Medicine and Imaging"},"field":{"id":"https://openalex.org/fields/27","display_name":"Medicine"},"domain":{"id":"https://openalex.org/domains/4","display_name":"Health Sciences"}}],"keywords":[{"id":"https://openalex.org/keywords/radar","display_name":"Radar","score":0.7253952622413635},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.6477572917938232},{"id":"https://openalex.org/keywords/radar-engineering-details","display_name":"Radar engineering details","score":0.5308754444122314},{"id":"https://openalex.org/keywords/gesture","display_name":"Gesture","score":0.48821356892585754},{"id":"https://openalex.org/keywords/range","display_name":"Range (aeronautics)","score":0.4666345715522766},{"id":"https://openalex.org/keywords/radar-display","display_name":"Radar display","score":0.4381639063358307},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.42484980821609497},{"id":"https://openalex.org/keywords/continuous-wave-radar","display_name":"Continuous-wave radar","score":0.42073044180870056},{"id":"https://openalex.org/keywords/computer-vision","display_name":"Computer vision","score":0.4018232822418213},{"id":"https://openalex.org/keywords/radar-imaging","display_name":"Radar imaging","score":0.35150736570358276},{"id":"https://openalex.org/keywords/acoustics","display_name":"Acoustics","score":0.3318086862564087},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.20954078435897827},{"id":"https://openalex.org/keywords/engineering","display_name":"Engineering","score":0.1917349398136139},{"id":"https://openalex.org/keywords/physics","display_name":"Physics","score":0.08791431784629822}],"concepts":[{"id":"https://openalex.org/C554190296","wikidata":"https://www.wikidata.org/wiki/Q47528","display_name":"Radar","level":2,"score":0.7253952622413635},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.6477572917938232},{"id":"https://openalex.org/C134406370","wikidata":"https://www.wikidata.org/wiki/Q832005","display_name":"Radar engineering details","level":4,"score":0.5308754444122314},{"id":"https://openalex.org/C207347870","wikidata":"https://www.wikidata.org/wiki/Q371174","display_name":"Gesture","level":2,"score":0.48821356892585754},{"id":"https://openalex.org/C204323151","wikidata":"https://www.wikidata.org/wiki/Q905424","display_name":"Range (aeronautics)","level":2,"score":0.4666345715522766},{"id":"https://openalex.org/C144695926","wikidata":"https://www.wikidata.org/wiki/Q353916","display_name":"Radar display","level":5,"score":0.4381639063358307},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.42484980821609497},{"id":"https://openalex.org/C59584813","wikidata":"https://www.wikidata.org/wiki/Q1029234","display_name":"Continuous-wave radar","level":4,"score":0.42073044180870056},{"id":"https://openalex.org/C31972630","wikidata":"https://www.wikidata.org/wiki/Q844240","display_name":"Computer vision","level":1,"score":0.4018232822418213},{"id":"https://openalex.org/C10929652","wikidata":"https://www.wikidata.org/wiki/Q7279985","display_name":"Radar imaging","level":3,"score":0.35150736570358276},{"id":"https://openalex.org/C24890656","wikidata":"https://www.wikidata.org/wiki/Q82811","display_name":"Acoustics","level":1,"score":0.3318086862564087},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.20954078435897827},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.1917349398136139},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.08791431784629822},{"id":"https://openalex.org/C146978453","wikidata":"https://www.wikidata.org/wiki/Q3798668","display_name":"Aerospace engineering","level":1,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/wisnet53095.2022.9721355","is_oa":false,"landing_page_url":"https://doi.org/10.1109/wisnet53095.2022.9721355","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2022 IEEE Topical Conference on Wireless Sensors and Sensor Networks (WiSNeT)","raw_type":"proceedings-article"}],"best_oa_location":null,"sustainable_development_goals":[],"awards":[],"funders":[{"id":"https://openalex.org/F4320306076","display_name":"National Science Foundation","ror":"https://ror.org/021nxhr62"}],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":7,"referenced_works":["https://openalex.org/W2263264164","https://openalex.org/W2566139880","https://openalex.org/W2725294424","https://openalex.org/W2806113090","https://openalex.org/W2945493014","https://openalex.org/W3149153746","https://openalex.org/W3167602372"],"related_works":["https://openalex.org/W4296425733","https://openalex.org/W2892233029","https://openalex.org/W4285814362","https://openalex.org/W4352982730","https://openalex.org/W2027415419","https://openalex.org/W2103897432","https://openalex.org/W604796468","https://openalex.org/W1963931428","https://openalex.org/W2158590228","https://openalex.org/W2773800728"],"abstract_inverted_index":{"Portable":[0],"microwave":[1],"radars":[2],"are":[3],"an":[4],"emerging":[5],"technology":[6],"for":[7],"remote":[8,66],"recognition":[9,67],"of":[10,68,91,117],"human":[11,70],"movements":[12],"such":[13],"as":[14],"gesture":[15],"commands,":[16],"gait,":[17],"and":[18,104,112],"physical":[19,26],"activities.":[20],"Existing":[21],"radar-based":[22,65],"works":[23],"on":[24],"noncontact":[25],"activity":[27],"monitoring":[28],"do":[29],"not":[30],"consider":[31],"extracting":[32],"individual":[33],"signals":[34],"from":[35],"multiple":[36],"targets":[37,90],"doing":[38,73],"exercises":[39,75,107],"simultaneously":[40,72],"when":[41],"illuminated":[42],"by":[43,109],"the":[44,64,83,88,106],"same":[45],"radar":[46],"sensor,":[47],"which":[48],"might":[49],"be":[50],"very":[51],"useful":[52],"in":[53],"realistic":[54],"environments":[55],"where":[56],"several":[57],"people":[58],"exercise":[59,118],"nearby.":[60],"In":[61],"this":[62],"work,":[63],"two":[69,89],"subjects":[71],"different":[74],"is":[76,93,100],"proposed.":[77],"Also,":[78],"a":[79],"strategy":[80],"to":[81,102],"find":[82],"range":[84],"bins":[85],"associated":[86],"with":[87],"interest":[92],"detailed.":[94],"Experimental":[95],"results":[96],"demonstrate":[97],"that":[98],"it":[99],"possible":[101],"detect":[103],"differentiate":[105],"performed":[108],"each":[110],"subject":[111],"count":[113],"their":[114],"corresponding":[115],"number":[116],"repetitions.":[119]},"counts_by_year":[{"year":2024,"cited_by_count":2},{"year":2023,"cited_by_count":1},{"year":2022,"cited_by_count":1}],"updated_date":"2025-11-06T03:46:38.306776","created_date":"2025-10-10T00:00:00"}