{"id":"https://openalex.org/W4312331016","doi":"https://doi.org/10.1109/access.2022.3223437","title":"Human Activity Recognition With Commercial WiFi Signals","display_name":"Human Activity Recognition With Commercial WiFi Signals","publication_year":2022,"publication_date":"2022-01-01","ids":{"openalex":"https://openalex.org/W4312331016","doi":"https://doi.org/10.1109/access.2022.3223437"},"language":"en","primary_location":{"id":"doi:10.1109/access.2022.3223437","is_oa":true,"landing_page_url":"https://doi.org/10.1109/access.2022.3223437","pdf_url":"https://ieeexplore.ieee.org/ielx7/6287639/6514899/09955485.pdf","source":{"id":"https://openalex.org/S2485537415","display_name":"IEEE Access","issn_l":"2169-3536","issn":["2169-3536"],"is_oa":true,"is_in_doaj":true,"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 Access","raw_type":"journal-article"},"type":"article","indexed_in":["crossref","doaj"],"open_access":{"is_oa":true,"oa_status":"gold","oa_url":"https://ieeexplore.ieee.org/ielx7/6287639/6514899/09955485.pdf","any_repository_has_fulltext":true},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5074655530","display_name":"Chen Tian","orcid":"https://orcid.org/0000-0002-0001-1178"},"institutions":[{"id":"https://openalex.org/I75867142","display_name":"Xiamen University of Technology","ror":"https://ror.org/01285e189","country_code":"CN","type":"education","lineage":["https://openalex.org/I75867142"]}],"countries":["CN"],"is_corresponding":true,"raw_author_name":"Chen Tian","raw_affiliation_strings":["School of Opto-Electronic and Communication Engineering, Xiamen University of Technology, Xiamen, China"],"raw_orcid":"https://orcid.org/0000-0002-0001-1178","affiliations":[{"raw_affiliation_string":"School of Opto-Electronic and Communication Engineering, Xiamen University of Technology, Xiamen, China","institution_ids":["https://openalex.org/I75867142"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5056099520","display_name":"Yue Tian","orcid":"https://orcid.org/0000-0002-2046-6911"},"institutions":[{"id":"https://openalex.org/I75867142","display_name":"Xiamen University of Technology","ror":"https://ror.org/01285e189","country_code":"CN","type":"education","lineage":["https://openalex.org/I75867142"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Yue Tian","raw_affiliation_strings":["School of Opto-Electronic and Communication Engineering, Xiamen University of Technology, Xiamen, China"],"raw_orcid":"https://orcid.org/0000-0002-2046-6911","affiliations":[{"raw_affiliation_string":"School of Opto-Electronic and Communication Engineering, Xiamen University of Technology, Xiamen, China","institution_ids":["https://openalex.org/I75867142"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5100745977","display_name":"Xianling Wang","orcid":"https://orcid.org/0000-0001-6866-4856"},"institutions":[{"id":"https://openalex.org/I75867142","display_name":"Xiamen University of Technology","ror":"https://ror.org/01285e189","country_code":"CN","type":"education","lineage":["https://openalex.org/I75867142"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Xianling Wang","raw_affiliation_strings":["School of Opto-Electronic and Communication Engineering, Xiamen University of Technology, Xiamen, China"],"raw_orcid":"https://orcid.org/0000-0001-6866-4856","affiliations":[{"raw_affiliation_string":"School of Opto-Electronic and Communication Engineering, Xiamen University of Technology, Xiamen, China","institution_ids":["https://openalex.org/I75867142"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5091596043","display_name":"Yau Hee Kho","orcid":"https://orcid.org/0000-0002-7220-1210"},"institutions":[{"id":"https://openalex.org/I41156924","display_name":"Victoria University of Wellington","ror":"https://ror.org/0040r6f76","country_code":"NZ","type":"education","lineage":["https://openalex.org/I41156924"]}],"countries":["NZ"],"is_corresponding":false,"raw_author_name":"Yau Hee Kho","raw_affiliation_strings":["School of Engineering and Computer Science, Victoria University of Wellington, Wellington, New Zealand"],"raw_orcid":"https://orcid.org/0000-0002-7220-1210","affiliations":[{"raw_affiliation_string":"School of Engineering and Computer Science, Victoria University of Wellington, Wellington, New Zealand","institution_ids":["https://openalex.org/I41156924"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5100350951","display_name":"Zhenzhe Zhong","orcid":"https://orcid.org/0000-0001-6657-2149"},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Zhenzhe Zhong","raw_affiliation_strings":["Fujian Key Laboratory of Industrial Internet and IoT, Xiamen Intretech Inc., Xiamen, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Fujian Key Laboratory of Industrial Internet and IoT, Xiamen Intretech Inc., Xiamen, China","institution_ids":[]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5100761698","display_name":"Wenda Li","orcid":"https://orcid.org/0000-0001-6617-9136"},"institutions":[{"id":"https://openalex.org/I177639307","display_name":"University of Dundee","ror":"https://ror.org/03h2bxq36","country_code":"GB","type":"education","lineage":["https://openalex.org/I177639307"]},{"id":"https://openalex.org/I45129253","display_name":"University College London","ror":"https://ror.org/02jx3x895","country_code":"GB","type":"education","lineage":["https://openalex.org/I124357947","https://openalex.org/I45129253"]}],"countries":["GB"],"is_corresponding":false,"raw_author_name":"Wenda Li","raw_affiliation_strings":["School of Science and Engineering, University of Dundee, Dundee, U.K","Department of Security and Crime Science, University College London, United Kingdom"],"raw_orcid":"https://orcid.org/0000-0001-6617-9136","affiliations":[{"raw_affiliation_string":"School of Science and Engineering, University of Dundee, Dundee, U.K","institution_ids":["https://openalex.org/I177639307"]},{"raw_affiliation_string":"Department of Security and Crime Science, University College London, United Kingdom","institution_ids":["https://openalex.org/I45129253"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5056582853","display_name":"Baiyun Xiao","orcid":"https://orcid.org/0000-0002-7423-9466"},"institutions":[{"id":"https://openalex.org/I75867142","display_name":"Xiamen University of Technology","ror":"https://ror.org/01285e189","country_code":"CN","type":"education","lineage":["https://openalex.org/I75867142"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Baiyun Xiao","raw_affiliation_strings":["School of Opto-Electronic and Communication Engineering, Xiamen University of Technology, Xiamen, China"],"raw_orcid":"https://orcid.org/0000-0002-7423-9466","affiliations":[{"raw_affiliation_string":"School of Opto-Electronic and Communication Engineering, Xiamen University of Technology, Xiamen, China","institution_ids":["https://openalex.org/I75867142"]}]}],"institutions":[],"countries_distinct_count":3,"institutions_distinct_count":7,"corresponding_author_ids":["https://openalex.org/A5074655530"],"corresponding_institution_ids":["https://openalex.org/I75867142"],"apc_list":{"value":1850,"currency":"USD","value_usd":1850},"apc_paid":{"value":1850,"currency":"USD","value_usd":1850},"fwci":0.5542,"has_fulltext":true,"cited_by_count":6,"citation_normalized_percentile":{"value":0.64862775,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":90,"max":98},"biblio":{"volume":"10","issue":null,"first_page":"121580","last_page":"121589"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10326","display_name":"Indoor and Outdoor Localization Technologies","score":0.9998999834060669,"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":0.9998999834060669,"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":0.9980999827384949,"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/T10860","display_name":"Speech and Audio Processing","score":0.9937000274658203,"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"}}],"keywords":[{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.7867719531059265},{"id":"https://openalex.org/keywords/firmware","display_name":"Firmware","score":0.7661904692649841},{"id":"https://openalex.org/keywords/wireless","display_name":"Wireless","score":0.6240624189376831},{"id":"https://openalex.org/keywords/wireless-sensor-network","display_name":"Wireless sensor network","score":0.502108097076416},{"id":"https://openalex.org/keywords/channel","display_name":"Channel (broadcasting)","score":0.49866485595703125},{"id":"https://openalex.org/keywords/orthogonality","display_name":"Orthogonality","score":0.42873552441596985},{"id":"https://openalex.org/keywords/channel-state-information","display_name":"Channel state information","score":0.4186423718929291},{"id":"https://openalex.org/keywords/noise","display_name":"Noise (video)","score":0.41255974769592285},{"id":"https://openalex.org/keywords/real-time-computing","display_name":"Real-time computing","score":0.3329819440841675},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.2652662992477417},{"id":"https://openalex.org/keywords/computer-network","display_name":"Computer network","score":0.26471030712127686},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.16896381974220276},{"id":"https://openalex.org/keywords/computer-hardware","display_name":"Computer hardware","score":0.15397122502326965}],"concepts":[{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.7867719531059265},{"id":"https://openalex.org/C67212190","wikidata":"https://www.wikidata.org/wiki/Q104851","display_name":"Firmware","level":2,"score":0.7661904692649841},{"id":"https://openalex.org/C555944384","wikidata":"https://www.wikidata.org/wiki/Q249","display_name":"Wireless","level":2,"score":0.6240624189376831},{"id":"https://openalex.org/C24590314","wikidata":"https://www.wikidata.org/wiki/Q336038","display_name":"Wireless sensor network","level":2,"score":0.502108097076416},{"id":"https://openalex.org/C127162648","wikidata":"https://www.wikidata.org/wiki/Q16858953","display_name":"Channel (broadcasting)","level":2,"score":0.49866485595703125},{"id":"https://openalex.org/C17137986","wikidata":"https://www.wikidata.org/wiki/Q215067","display_name":"Orthogonality","level":2,"score":0.42873552441596985},{"id":"https://openalex.org/C148063708","wikidata":"https://www.wikidata.org/wiki/Q5072511","display_name":"Channel state information","level":3,"score":0.4186423718929291},{"id":"https://openalex.org/C99498987","wikidata":"https://www.wikidata.org/wiki/Q2210247","display_name":"Noise (video)","level":3,"score":0.41255974769592285},{"id":"https://openalex.org/C79403827","wikidata":"https://www.wikidata.org/wiki/Q3988","display_name":"Real-time computing","level":1,"score":0.3329819440841675},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.2652662992477417},{"id":"https://openalex.org/C31258907","wikidata":"https://www.wikidata.org/wiki/Q1301371","display_name":"Computer network","level":1,"score":0.26471030712127686},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.16896381974220276},{"id":"https://openalex.org/C9390403","wikidata":"https://www.wikidata.org/wiki/Q3966","display_name":"Computer hardware","level":1,"score":0.15397122502326965},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.0},{"id":"https://openalex.org/C2524010","wikidata":"https://www.wikidata.org/wiki/Q8087","display_name":"Geometry","level":1,"score":0.0},{"id":"https://openalex.org/C115961682","wikidata":"https://www.wikidata.org/wiki/Q860623","display_name":"Image (mathematics)","level":2,"score":0.0}],"mesh":[],"locations_count":3,"locations":[{"id":"doi:10.1109/access.2022.3223437","is_oa":true,"landing_page_url":"https://doi.org/10.1109/access.2022.3223437","pdf_url":"https://ieeexplore.ieee.org/ielx7/6287639/6514899/09955485.pdf","source":{"id":"https://openalex.org/S2485537415","display_name":"IEEE Access","issn_l":"2169-3536","issn":["2169-3536"],"is_oa":true,"is_in_doaj":true,"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 Access","raw_type":"journal-article"},{"id":"pmh:oai:discovery.dundee.ac.uk:openaire_cris_publications/618b278e-13f9-48a8-8235-ab24aaec4ba7","is_oa":false,"landing_page_url":"https://discovery.dundee.ac.uk/en/publications/618b278e-13f9-48a8-8235-ab24aaec4ba7","pdf_url":null,"source":{"id":"https://openalex.org/S4306400523","display_name":"Discovery Research Portal (University of Dundee)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I177639307","host_organization_name":"University of Dundee","host_organization_lineage":["https://openalex.org/I177639307"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Tian, C, Tian, Y, Wang, X, Kho, Y H, Zhong, Z, Li, W & Xiao, B 2022, 'Human activity recognition with commercial WiFi signals', IEEE Access, vol. 10, pp. 121580-121589. https://doi.org/10.1109/access.2022.3223437","raw_type":"info:eu-repo/semantics/publishedVersion"},{"id":"pmh:oai:doaj.org/article:7943cda6a8344ffeab51fd1ca5bf5fcf","is_oa":true,"landing_page_url":"https://doaj.org/article/7943cda6a8344ffeab51fd1ca5bf5fcf","pdf_url":null,"source":{"id":"https://openalex.org/S4306401280","display_name":"DOAJ (DOAJ: Directory of Open Access Journals)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":null,"host_organization_name":null,"host_organization_lineage":[],"host_organization_lineage_names":[],"type":"repository"},"license":"cc-by-sa","license_id":"https://openalex.org/licenses/cc-by-sa","version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"IEEE Access, Vol 10, Pp 121580-121589 (2022)","raw_type":"article"}],"best_oa_location":{"id":"doi:10.1109/access.2022.3223437","is_oa":true,"landing_page_url":"https://doi.org/10.1109/access.2022.3223437","pdf_url":"https://ieeexplore.ieee.org/ielx7/6287639/6514899/09955485.pdf","source":{"id":"https://openalex.org/S2485537415","display_name":"IEEE Access","issn_l":"2169-3536","issn":["2169-3536"],"is_oa":true,"is_in_doaj":true,"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 Access","raw_type":"journal-article"},"sustainable_development_goals":[{"id":"https://metadata.un.org/sdg/9","display_name":"Industry, innovation and infrastructure","score":0.4300000071525574}],"awards":[{"id":"https://openalex.org/G2078362611","display_name":null,"funder_award_id":"2021J011219","funder_id":"https://openalex.org/F4320321878","funder_display_name":"Natural Science Foundation of Fujian Province"},{"id":"https://openalex.org/G2091106973","display_name":null,"funder_award_id":"2022J011276","funder_id":"https://openalex.org/F4320321878","funder_display_name":"Natural Science Foundation of Fujian Province"},{"id":"https://openalex.org/G2442032527","display_name":null,"funder_award_id":"2023J01130536","funder_id":"https://openalex.org/F4320321878","funder_display_name":"Natural Science Foundation of Fujian Province"},{"id":"https://openalex.org/G3337947303","display_name":null,"funder_award_id":"3502Z20206067","funder_id":"https://openalex.org/F4320319601","funder_display_name":"Youth Innovation Foundation of Xiamen"},{"id":"https://openalex.org/G584759159","display_name":null,"funder_award_id":"2019J01874","funder_id":"https://openalex.org/F4320321878","funder_display_name":"Natural Science Foundation of Fujian Province"},{"id":"https://openalex.org/G6973101166","display_name":null,"funder_award_id":"62201482","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"},{"id":"https://openalex.org/G8497722121","display_name":null,"funder_award_id":"2022FCX012503010125","funder_id":"https://openalex.org/F4320316884","funder_display_name":"Natural Science Foundation of Xiamen City"}],"funders":[{"id":"https://openalex.org/F4320316884","display_name":"Natural Science Foundation of Xiamen City","ror":null},{"id":"https://openalex.org/F4320319601","display_name":"Youth Innovation Foundation of Xiamen","ror":null},{"id":"https://openalex.org/F4320321001","display_name":"National Natural Science Foundation of China","ror":"https://ror.org/01h0zpd94"},{"id":"https://openalex.org/F4320321878","display_name":"Natural Science Foundation of Fujian Province","ror":null}],"has_content":{"pdf":true,"grobid_xml":true},"content_urls":{"pdf":"https://content.openalex.org/works/W4312331016.pdf","grobid_xml":"https://content.openalex.org/works/W4312331016.grobid-xml"},"referenced_works_count":32,"referenced_works":["https://openalex.org/W1544232871","https://openalex.org/W1983301216","https://openalex.org/W2016045532","https://openalex.org/W2031972300","https://openalex.org/W2143228105","https://openalex.org/W2338892592","https://openalex.org/W2473779510","https://openalex.org/W2507200569","https://openalex.org/W2507908806","https://openalex.org/W2509382177","https://openalex.org/W2570080371","https://openalex.org/W2611241975","https://openalex.org/W2736051620","https://openalex.org/W2761769333","https://openalex.org/W2763219399","https://openalex.org/W2792370808","https://openalex.org/W2794588549","https://openalex.org/W2794658983","https://openalex.org/W2865154361","https://openalex.org/W2891312406","https://openalex.org/W2931750383","https://openalex.org/W2950821050","https://openalex.org/W2952586546","https://openalex.org/W2962319395","https://openalex.org/W3103144676","https://openalex.org/W3113691487","https://openalex.org/W3117335872","https://openalex.org/W3176846228","https://openalex.org/W3201939655","https://openalex.org/W3204453771","https://openalex.org/W4221057514","https://openalex.org/W4223626062"],"related_works":["https://openalex.org/W4389238932","https://openalex.org/W2582981600","https://openalex.org/W4387467152","https://openalex.org/W3010413952","https://openalex.org/W4253989935","https://openalex.org/W4379115910","https://openalex.org/W4287635472","https://openalex.org/W2810560948","https://openalex.org/W2070793896","https://openalex.org/W4206124993"],"abstract_inverted_index":{"The":[0,21],"next":[1],"generation":[2],"of":[3,11,112,140],"mobile":[4],"communication":[5,13,39,43],"aims":[6],"to":[7,77,98,120],"extend":[8],"the":[9,16,27,56,69,100,110,121,125,138,141],"capabilities":[10],"traditional":[12],"by":[14,104],"reshaping":[15],"environment":[17],"with":[18,50,131],"wireless":[19,31,38,45],"signals.":[20],"channel":[22,57],"state":[23,58],"information":[24,59],"can":[25,54,135],"describe":[26],"propagation":[28],"characteristics":[29],"in":[30,36,80,95],"communications,":[32],"which":[33],"is":[34,93],"beneficial":[35],"developing":[37],"networks":[40],"towards":[41],"intelligent":[42],"and":[44,63,116],"sensing":[46],"networks.":[47],"Raspberry":[48],"PI":[49],"Nexmon":[51],"firmware":[52],"patched":[53],"extract":[55],"from":[60],"WiFi":[61,133],"signals":[62,134],"realize":[64],"human":[65],"activity":[66],"recognition.":[67],"However,":[68],"phase":[70,81,102,128],"values":[71],"on":[72],"some":[73],"carriers":[74],"are":[75],"susceptible":[76],"noise,":[78],"resulting":[79],"errors":[82],"after":[83],"singular":[84],"value":[85,103],"decomposition.":[86],"To":[87],"solve":[88],"this":[89,96],"problem,":[90],"a":[91],"method":[92,130],"proposed":[94,126],"paper":[97],"find":[99],"optimal":[101,127],"dynamic":[105],"time":[106],"warping":[107],"algorithm":[108],"utilizing":[109],"property":[111],"orthogonality":[113],"between":[114],"amplitude":[115],"phase.":[117],"In":[118],"contrast":[119],"conventional":[122],"recognition":[123,142],"strategies,":[124],"extraction":[129],"commercial":[132],"further":[136],"improve":[137],"accuracy":[139],"strategy":[143],"under":[144],"different":[145],"complicated":[146],"scenarios.":[147]},"counts_by_year":[{"year":2025,"cited_by_count":1},{"year":2024,"cited_by_count":4},{"year":2023,"cited_by_count":1}],"updated_date":"2026-05-06T08:25:59.206177","created_date":"2023-01-04T00:00:00"}
