{"id":"https://openalex.org/W4391341370","doi":"https://doi.org/10.1109/thms.2023.3348694","title":"A Deep Learning Based Lightweight Human Activity Recognition System Using Reconstructed WiFi CSI","display_name":"A Deep Learning Based Lightweight Human Activity Recognition System Using Reconstructed WiFi CSI","publication_year":2024,"publication_date":"2024-01-30","ids":{"openalex":"https://openalex.org/W4391341370","doi":"https://doi.org/10.1109/thms.2023.3348694"},"language":"en","primary_location":{"id":"doi:10.1109/thms.2023.3348694","is_oa":false,"landing_page_url":"https://doi.org/10.1109/thms.2023.3348694","pdf_url":null,"source":{"id":"https://openalex.org/S2476799526","display_name":"IEEE Transactions on Human-Machine Systems","issn_l":"2168-2291","issn":["2168-2291","2168-2305"],"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 Human-Machine Systems","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/A5047373940","display_name":"Xingcan Chen","orcid":"https://orcid.org/0000-0002-8722-3076"},"institutions":[{"id":"https://openalex.org/I92403157","display_name":"University of Science and Technology Beijing","ror":"https://ror.org/02egmk993","country_code":"CN","type":"education","lineage":["https://openalex.org/I92403157"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Xingcan Chen","raw_affiliation_strings":["School of Automation & Electrical Engineering, University of Science and Technology Beijing, Beijing, China","Beijing Engineering Research Center of Industrial Spectrum Imaging, Beijing, China","Shunde Innovation School, University of Science and Technology Beijing, Foshan, China"],"raw_orcid":"https://orcid.org/0000-0002-8722-3076","affiliations":[{"raw_affiliation_string":"School of Automation & Electrical Engineering, University of Science and Technology Beijing, Beijing, China","institution_ids":["https://openalex.org/I92403157"]},{"raw_affiliation_string":"Beijing Engineering Research Center of Industrial Spectrum Imaging, Beijing, China","institution_ids":[]},{"raw_affiliation_string":"Shunde Innovation School, University of Science and Technology Beijing, Foshan, China","institution_ids":["https://openalex.org/I92403157"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5047467027","display_name":"Yi Zou","orcid":"https://orcid.org/0009-0004-3873-8403"},"institutions":[{"id":"https://openalex.org/I92403157","display_name":"University of Science and Technology Beijing","ror":"https://ror.org/02egmk993","country_code":"CN","type":"education","lineage":["https://openalex.org/I92403157"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Yi Zou","raw_affiliation_strings":["School of Automation & Electrical Engineering, University of Science and Technology Beijing, Beijing, China","Beijing Engineering Research Center of Industrial Spectrum Imaging, Beijing, China","Shunde Innovation School, University of Science and Technology Beijing, Foshan, China"],"raw_orcid":"https://orcid.org/0009-0004-3873-8403","affiliations":[{"raw_affiliation_string":"School of Automation & Electrical Engineering, University of Science and Technology Beijing, Beijing, China","institution_ids":["https://openalex.org/I92403157"]},{"raw_affiliation_string":"Beijing Engineering Research Center of Industrial Spectrum Imaging, Beijing, China","institution_ids":[]},{"raw_affiliation_string":"Shunde Innovation School, University of Science and Technology Beijing, Foshan, China","institution_ids":["https://openalex.org/I92403157"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5040430602","display_name":"Chenglin Li","orcid":"https://orcid.org/0009-0006-3112-2846"},"institutions":[{"id":"https://openalex.org/I92403157","display_name":"University of Science and Technology Beijing","ror":"https://ror.org/02egmk993","country_code":"CN","type":"education","lineage":["https://openalex.org/I92403157"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Chenglin Li","raw_affiliation_strings":["School of Automation & Electrical Engineering, University of Science and Technology Beijing, Beijing, China","Shunde Innovation School, University of Science and Technology Beijing, Foshan, China","Beijing Engineering Research Center of Industrial Spectrum Imaging, Beijing, China"],"raw_orcid":"https://orcid.org/0009-0006-3112-2846","affiliations":[{"raw_affiliation_string":"School of Automation & Electrical Engineering, University of Science and Technology Beijing, Beijing, China","institution_ids":["https://openalex.org/I92403157"]},{"raw_affiliation_string":"Shunde Innovation School, University of Science and Technology Beijing, Foshan, China","institution_ids":["https://openalex.org/I92403157"]},{"raw_affiliation_string":"Beijing Engineering Research Center of Industrial Spectrum Imaging, Beijing, China","institution_ids":[]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5025288570","display_name":"Wendong Xiao","orcid":"https://orcid.org/0000-0002-2270-7889"},"institutions":[{"id":"https://openalex.org/I92403157","display_name":"University of Science and Technology Beijing","ror":"https://ror.org/02egmk993","country_code":"CN","type":"education","lineage":["https://openalex.org/I92403157"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Wendong Xiao","raw_affiliation_strings":["School of Automation & Electrical Engineering, University of Science and Technology Beijing, Beijing, China","Shunde Innovation School, University of Science and Technology Beijing, Foshan, China","Beijing Engineering Research Center of Industrial Spectrum Imaging, Beijing, China"],"raw_orcid":"https://orcid.org/0000-0002-2270-7889","affiliations":[{"raw_affiliation_string":"School of Automation & Electrical Engineering, University of Science and Technology Beijing, Beijing, China","institution_ids":["https://openalex.org/I92403157"]},{"raw_affiliation_string":"Shunde Innovation School, University of Science and Technology Beijing, Foshan, China","institution_ids":["https://openalex.org/I92403157"]},{"raw_affiliation_string":"Beijing Engineering Research Center of Industrial Spectrum Imaging, Beijing, China","institution_ids":[]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":1,"corresponding_author_ids":[],"corresponding_institution_ids":["https://openalex.org/I92403157"],"apc_list":null,"apc_paid":null,"fwci":6.8904,"has_fulltext":false,"cited_by_count":54,"citation_normalized_percentile":{"value":0.97983361,"is_in_top_1_percent":false,"is_in_top_10_percent":true},"cited_by_percentile_year":{"min":99,"max":100},"biblio":{"volume":"54","issue":"1","first_page":"68","last_page":"78"},"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/T11158","display_name":"Wireless Networks and Protocols","score":0.9995999932289124,"subfield":{"id":"https://openalex.org/subfields/1705","display_name":"Computer Networks and Communications"},"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/T11233","display_name":"Advanced Adaptive Filtering Techniques","score":0.9966999888420105,"subfield":{"id":"https://openalex.org/subfields/2206","display_name":"Computational Mechanics"},"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":0.7864155769348145},{"id":"https://openalex.org/keywords/channel-state-information","display_name":"Channel state information","score":0.6983736753463745},{"id":"https://openalex.org/keywords/generalization","display_name":"Generalization","score":0.6025794148445129},{"id":"https://openalex.org/keywords/convolutional-neural-network","display_name":"Convolutional neural network","score":0.6005889773368835},{"id":"https://openalex.org/keywords/fuse","display_name":"Fuse (electrical)","score":0.5500078797340393},{"id":"https://openalex.org/keywords/tensor","display_name":"Tensor (intrinsic definition)","score":0.5444189310073853},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.5396348237991333},{"id":"https://openalex.org/keywords/deep-learning","display_name":"Deep learning","score":0.5348407626152039},{"id":"https://openalex.org/keywords/residual","display_name":"Residual","score":0.5289295315742493},{"id":"https://openalex.org/keywords/domain","display_name":"Domain (mathematical analysis)","score":0.4592374265193939},{"id":"https://openalex.org/keywords/activity-recognition","display_name":"Activity recognition","score":0.43727123737335205},{"id":"https://openalex.org/keywords/signal","display_name":"SIGNAL (programming language)","score":0.4332296550273895},{"id":"https://openalex.org/keywords/key","display_name":"Key (lock)","score":0.4327269494533539},{"id":"https://openalex.org/keywords/channel","display_name":"Channel (broadcasting)","score":0.4225453734397888},{"id":"https://openalex.org/keywords/representation","display_name":"Representation (politics)","score":0.4218369722366333},{"id":"https://openalex.org/keywords/pattern-recognition","display_name":"Pattern recognition (psychology)","score":0.36785823106765747},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.26650306582450867},{"id":"https://openalex.org/keywords/wireless","display_name":"Wireless","score":0.190464049577713},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.11068171262741089},{"id":"https://openalex.org/keywords/engineering","display_name":"Engineering","score":0.09556850790977478},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.06879347562789917}],"concepts":[{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.7864155769348145},{"id":"https://openalex.org/C148063708","wikidata":"https://www.wikidata.org/wiki/Q5072511","display_name":"Channel state information","level":3,"score":0.6983736753463745},{"id":"https://openalex.org/C177148314","wikidata":"https://www.wikidata.org/wiki/Q170084","display_name":"Generalization","level":2,"score":0.6025794148445129},{"id":"https://openalex.org/C81363708","wikidata":"https://www.wikidata.org/wiki/Q17084460","display_name":"Convolutional neural network","level":2,"score":0.6005889773368835},{"id":"https://openalex.org/C141353440","wikidata":"https://www.wikidata.org/wiki/Q182221","display_name":"Fuse (electrical)","level":2,"score":0.5500078797340393},{"id":"https://openalex.org/C155281189","wikidata":"https://www.wikidata.org/wiki/Q3518150","display_name":"Tensor (intrinsic definition)","level":2,"score":0.5444189310073853},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.5396348237991333},{"id":"https://openalex.org/C108583219","wikidata":"https://www.wikidata.org/wiki/Q197536","display_name":"Deep learning","level":2,"score":0.5348407626152039},{"id":"https://openalex.org/C155512373","wikidata":"https://www.wikidata.org/wiki/Q287450","display_name":"Residual","level":2,"score":0.5289295315742493},{"id":"https://openalex.org/C36503486","wikidata":"https://www.wikidata.org/wiki/Q11235244","display_name":"Domain (mathematical analysis)","level":2,"score":0.4592374265193939},{"id":"https://openalex.org/C121687571","wikidata":"https://www.wikidata.org/wiki/Q4677630","display_name":"Activity recognition","level":2,"score":0.43727123737335205},{"id":"https://openalex.org/C2779843651","wikidata":"https://www.wikidata.org/wiki/Q7390335","display_name":"SIGNAL (programming language)","level":2,"score":0.4332296550273895},{"id":"https://openalex.org/C26517878","wikidata":"https://www.wikidata.org/wiki/Q228039","display_name":"Key (lock)","level":2,"score":0.4327269494533539},{"id":"https://openalex.org/C127162648","wikidata":"https://www.wikidata.org/wiki/Q16858953","display_name":"Channel (broadcasting)","level":2,"score":0.4225453734397888},{"id":"https://openalex.org/C2776359362","wikidata":"https://www.wikidata.org/wiki/Q2145286","display_name":"Representation (politics)","level":3,"score":0.4218369722366333},{"id":"https://openalex.org/C153180895","wikidata":"https://www.wikidata.org/wiki/Q7148389","display_name":"Pattern recognition (psychology)","level":2,"score":0.36785823106765747},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.26650306582450867},{"id":"https://openalex.org/C555944384","wikidata":"https://www.wikidata.org/wiki/Q249","display_name":"Wireless","level":2,"score":0.190464049577713},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.11068171262741089},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.09556850790977478},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.06879347562789917},{"id":"https://openalex.org/C199539241","wikidata":"https://www.wikidata.org/wiki/Q7748","display_name":"Law","level":1,"score":0.0},{"id":"https://openalex.org/C134306372","wikidata":"https://www.wikidata.org/wiki/Q7754","display_name":"Mathematical analysis","level":1,"score":0.0},{"id":"https://openalex.org/C38652104","wikidata":"https://www.wikidata.org/wiki/Q3510521","display_name":"Computer security","level":1,"score":0.0},{"id":"https://openalex.org/C199360897","wikidata":"https://www.wikidata.org/wiki/Q9143","display_name":"Programming language","level":1,"score":0.0},{"id":"https://openalex.org/C119599485","wikidata":"https://www.wikidata.org/wiki/Q43035","display_name":"Electrical engineering","level":1,"score":0.0},{"id":"https://openalex.org/C17744445","wikidata":"https://www.wikidata.org/wiki/Q36442","display_name":"Political science","level":0,"score":0.0},{"id":"https://openalex.org/C94625758","wikidata":"https://www.wikidata.org/wiki/Q7163","display_name":"Politics","level":2,"score":0.0},{"id":"https://openalex.org/C202444582","wikidata":"https://www.wikidata.org/wiki/Q837863","display_name":"Pure mathematics","level":1,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/thms.2023.3348694","is_oa":false,"landing_page_url":"https://doi.org/10.1109/thms.2023.3348694","pdf_url":null,"source":{"id":"https://openalex.org/S2476799526","display_name":"IEEE Transactions on Human-Machine Systems","issn_l":"2168-2291","issn":["2168-2291","2168-2305"],"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 Human-Machine Systems","raw_type":"journal-article"}],"best_oa_location":null,"sustainable_development_goals":[],"awards":[{"id":"https://openalex.org/G3553228541","display_name":null,"funder_award_id":"62173032","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"},{"id":"https://openalex.org/G7907152218","display_name":null,"funder_award_id":"ZR202212040125","funder_id":"https://openalex.org/F4320324174","funder_display_name":"Natural Science Foundation of Shandong Province"}],"funders":[{"id":"https://openalex.org/F4320321001","display_name":"National Natural Science Foundation of China","ror":"https://ror.org/01h0zpd94"},{"id":"https://openalex.org/F4320324174","display_name":"Natural Science Foundation of Shandong Province","ror":null}],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":48,"referenced_works":["https://openalex.org/W1628685102","https://openalex.org/W1977917536","https://openalex.org/W1978707628","https://openalex.org/W2017948584","https://openalex.org/W2024165284","https://openalex.org/W2048769187","https://openalex.org/W2089695767","https://openalex.org/W2119412403","https://openalex.org/W2158090937","https://openalex.org/W2345276999","https://openalex.org/W2528907418","https://openalex.org/W2558891025","https://openalex.org/W2570080371","https://openalex.org/W2587061937","https://openalex.org/W2594230123","https://openalex.org/W2626807326","https://openalex.org/W2762962020","https://openalex.org/W2763219399","https://openalex.org/W2794588549","https://openalex.org/W2794843057","https://openalex.org/W2890776497","https://openalex.org/W2899145720","https://openalex.org/W2911053187","https://openalex.org/W2962319395","https://openalex.org/W2968303571","https://openalex.org/W2974216175","https://openalex.org/W3015604674","https://openalex.org/W3018493579","https://openalex.org/W3103144676","https://openalex.org/W3109228974","https://openalex.org/W3118382806","https://openalex.org/W3133758660","https://openalex.org/W3153312280","https://openalex.org/W3176590546","https://openalex.org/W3201512878","https://openalex.org/W3211143398","https://openalex.org/W3211503647","https://openalex.org/W3214347408","https://openalex.org/W3216783607","https://openalex.org/W4225358685","https://openalex.org/W4226424155","https://openalex.org/W4226424792","https://openalex.org/W4286544126","https://openalex.org/W4308366417","https://openalex.org/W4312284955","https://openalex.org/W4313591090","https://openalex.org/W6631190155","https://openalex.org/W6631943919"],"related_works":["https://openalex.org/W3000097931","https://openalex.org/W2354322770","https://openalex.org/W4237547500","https://openalex.org/W1570848052","https://openalex.org/W2373192430","https://openalex.org/W4239268388","https://openalex.org/W1537496349","https://openalex.org/W4243305035","https://openalex.org/W2379407973","https://openalex.org/W2899145720"],"abstract_inverted_index":{"Human":[0],"activity":[1,119],"recognition":[2,138],"(HAR)":[3],"is":[4,67,97,131],"a":[5,54,76,82,132],"key":[6],"technology":[7],"in":[8],"the":[9,21,51,103,106,115,122],"field":[10],"of":[11,105,118,121],"human\u2013computer":[12],"interaction.":[13],"Unlike":[14],"systems":[15,28],"using":[16],"sensors":[17],"or":[18],"special":[19],"devices,":[20],"WiFi":[22,56,72,108],"channel":[23],"state":[24],"information":[25],"(CSI)-based":[26],"HAR":[27,64,134],"are":[29,36],"noncontact":[30],"and":[31,42,59,81,86,101,140],"low":[32],"cost,":[33],"but":[34],"they":[35],"limited":[37],"by":[38],"high":[39,137],"computational":[40],"complexity":[41],"poor":[43],"cross-domain":[44,142],"generalization":[45,143],"performance.":[46],"In":[47],"order":[48],"to":[49,99],"address":[50],"above":[52],"problems,":[53],"reconstructed":[55,107],"CSI":[57,73,83,109],"tensor":[58,84],"deep":[60],"learning":[61],"based":[62],"lightweight":[63,133],"system":[65,135],"(Wisor-DL)":[66],"proposed,":[68],"which":[69],"firstly":[70],"reconstructs":[71],"signals":[74],"with":[75,94,136],"sparse":[77],"signal":[78],"representation":[79],"algorithm,":[80],"construction":[85],"decomposition":[87],"algorithm.":[88],"Then,":[89],"gated":[90],"temporal":[91],"convolutional":[92],"network":[93,113],"residual":[95],"connections":[96],"designed":[98],"enhance":[100],"fuse":[102],"features":[104],"signals.":[110],"Finally,":[111],"dendrite":[112],"makes":[114],"final":[116],"decision":[117],"instead":[120],"traditional":[123],"dense":[124],"layer.":[125],"Experimental":[126],"results":[127],"show":[128],"that":[129],"Wisor-DL":[130],"accuracy":[139],"satisfactory":[141],"ability.":[144]},"counts_by_year":[{"year":2026,"cited_by_count":15},{"year":2025,"cited_by_count":23},{"year":2024,"cited_by_count":16}],"updated_date":"2026-07-15T18:14:33.161393","created_date":"2025-10-10T00:00:00"}