{"id":"https://openalex.org/W4390026075","doi":"https://doi.org/10.1109/taes.2023.3344685","title":"Radar-Based Human Activity Recognition Using Dual-Stream Spatial and Temporal Feature Fusion Network","display_name":"Radar-Based Human Activity Recognition Using Dual-Stream Spatial and Temporal Feature Fusion Network","publication_year":2023,"publication_date":"2023-12-19","ids":{"openalex":"https://openalex.org/W4390026075","doi":"https://doi.org/10.1109/taes.2023.3344685"},"language":"en","primary_location":{"id":"doi:10.1109/taes.2023.3344685","is_oa":false,"landing_page_url":"https://doi.org/10.1109/taes.2023.3344685","pdf_url":null,"source":{"id":"https://openalex.org/S193624734","display_name":"IEEE Transactions on Aerospace and Electronic Systems","issn_l":"0018-9251","issn":["0018-9251","1557-9603","2371-9877"],"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 Aerospace and Electronic 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/A5100714976","display_name":"Jianjun Li","orcid":"https://orcid.org/0009-0003-3101-1749"},"institutions":[{"id":"https://openalex.org/I154099455","display_name":"Shandong University","ror":"https://ror.org/0207yh398","country_code":"CN","type":"education","lineage":["https://openalex.org/I154099455"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Jianjun Li","raw_affiliation_strings":["School of Information Science and Engineering, Shandong University, Qingdao, China"],"raw_orcid":"https://orcid.org/0009-0003-3101-1749","affiliations":[{"raw_affiliation_string":"School of Information Science and Engineering, Shandong University, Qingdao, China","institution_ids":["https://openalex.org/I154099455"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5089196186","display_name":"Hongji Xu","orcid":"https://orcid.org/0000-0001-6916-348X"},"institutions":[{"id":"https://openalex.org/I154099455","display_name":"Shandong University","ror":"https://ror.org/0207yh398","country_code":"CN","type":"education","lineage":["https://openalex.org/I154099455"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Hongji Xu","raw_affiliation_strings":["School of Information Science and Engineering, Shandong University, Qingdao, China"],"raw_orcid":"https://orcid.org/0000-0001-6916-348X","affiliations":[{"raw_affiliation_string":"School of Information Science and Engineering, Shandong University, Qingdao, China","institution_ids":["https://openalex.org/I154099455"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5003289325","display_name":"Jiaqi Zeng","orcid":"https://orcid.org/0000-0002-0852-957X"},"institutions":[{"id":"https://openalex.org/I154099455","display_name":"Shandong University","ror":"https://ror.org/0207yh398","country_code":"CN","type":"education","lineage":["https://openalex.org/I154099455"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Jiaqi Zeng","raw_affiliation_strings":["School of Information Science and Engineering, Shandong University, Qingdao, China"],"raw_orcid":"https://orcid.org/0000-0002-0852-957X","affiliations":[{"raw_affiliation_string":"School of Information Science and Engineering, Shandong University, Qingdao, China","institution_ids":["https://openalex.org/I154099455"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5086755676","display_name":"Wentao Ai","orcid":"https://orcid.org/0009-0005-9567-2479"},"institutions":[{"id":"https://openalex.org/I154099455","display_name":"Shandong University","ror":"https://ror.org/0207yh398","country_code":"CN","type":"education","lineage":["https://openalex.org/I154099455"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Wentao Ai","raw_affiliation_strings":["School of Information Science and Engineering, Shandong University, Qingdao, China"],"raw_orcid":"https://orcid.org/0009-0005-9567-2479","affiliations":[{"raw_affiliation_string":"School of Information Science and Engineering, Shandong University, Qingdao, China","institution_ids":["https://openalex.org/I154099455"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5107228323","display_name":"Shijie Li","orcid":"https://orcid.org/0009-0001-4473-4204"},"institutions":[{"id":"https://openalex.org/I154099455","display_name":"Shandong University","ror":"https://ror.org/0207yh398","country_code":"CN","type":"education","lineage":["https://openalex.org/I154099455"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Shijie Li","raw_affiliation_strings":["School of Information Science and Engineering, Shandong University, Qingdao, China"],"raw_orcid":"https://orcid.org/0009-0001-4473-4204","affiliations":[{"raw_affiliation_string":"School of Information Science and Engineering, Shandong University, Qingdao, China","institution_ids":["https://openalex.org/I154099455"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5100669883","display_name":"Xiaoman Li","orcid":"https://orcid.org/0009-0000-4006-7320"},"institutions":[{"id":"https://openalex.org/I154099455","display_name":"Shandong University","ror":"https://ror.org/0207yh398","country_code":"CN","type":"education","lineage":["https://openalex.org/I154099455"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Xiaoman Li","raw_affiliation_strings":["School of Information Science and Engineering, Shandong University, Qingdao, China"],"raw_orcid":"https://orcid.org/0009-0000-4006-7320","affiliations":[{"raw_affiliation_string":"School of Information Science and Engineering, Shandong University, Qingdao, China","institution_ids":["https://openalex.org/I154099455"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5101865297","display_name":"Xinya Li","orcid":"https://orcid.org/0009-0004-7917-881X"},"institutions":[{"id":"https://openalex.org/I154099455","display_name":"Shandong University","ror":"https://ror.org/0207yh398","country_code":"CN","type":"education","lineage":["https://openalex.org/I154099455"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Xinya Li","raw_affiliation_strings":["School of Information Science and Engineering, Shandong University, Qingdao, China"],"raw_orcid":"https://orcid.org/0009-0004-7917-881X","affiliations":[{"raw_affiliation_string":"School of Information Science and Engineering, Shandong University, Qingdao, China","institution_ids":["https://openalex.org/I154099455"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":1,"corresponding_author_ids":[],"corresponding_institution_ids":["https://openalex.org/I154099455"],"apc_list":null,"apc_paid":null,"fwci":12.3794,"has_fulltext":false,"cited_by_count":17,"citation_normalized_percentile":{"value":0.98109191,"is_in_top_1_percent":false,"is_in_top_10_percent":true},"cited_by_percentile_year":{"min":94,"max":99},"biblio":{"volume":"60","issue":"2","first_page":"1835","last_page":"1847"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11038","display_name":"Advanced SAR Imaging Techniques","score":0.9986000061035156,"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"}},"topics":[{"id":"https://openalex.org/T11038","display_name":"Advanced SAR Imaging Techniques","score":0.9986000061035156,"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/T11196","display_name":"Non-Invasive Vital Sign Monitoring","score":0.9932000041007996,"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/T12740","display_name":"Gait Recognition and Analysis","score":0.9739999771118164,"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":0.6075987815856934},{"id":"https://openalex.org/keywords/radar","display_name":"Radar","score":0.5505648851394653},{"id":"https://openalex.org/keywords/radar-tracker","display_name":"Radar tracker","score":0.5421609878540039},{"id":"https://openalex.org/keywords/sensor-fusion","display_name":"Sensor fusion","score":0.535706639289856},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.527991771697998},{"id":"https://openalex.org/keywords/fusion","display_name":"Fusion","score":0.5119229555130005},{"id":"https://openalex.org/keywords/dual","display_name":"Dual (grammatical number)","score":0.4983558654785156},{"id":"https://openalex.org/keywords/radar-imaging","display_name":"Radar imaging","score":0.49283528327941895},{"id":"https://openalex.org/keywords/pattern-recognition","display_name":"Pattern recognition (psychology)","score":0.4633275866508484},{"id":"https://openalex.org/keywords/feature-extraction","display_name":"Feature extraction","score":0.43012022972106934},{"id":"https://openalex.org/keywords/feature","display_name":"Feature (linguistics)","score":0.4282301366329193},{"id":"https://openalex.org/keywords/remote-sensing","display_name":"Remote sensing","score":0.3798978924751282},{"id":"https://openalex.org/keywords/computer-vision","display_name":"Computer vision","score":0.32727932929992676},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.1570141315460205},{"id":"https://openalex.org/keywords/geography","display_name":"Geography","score":0.13658258318901062}],"concepts":[{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.6075987815856934},{"id":"https://openalex.org/C554190296","wikidata":"https://www.wikidata.org/wiki/Q47528","display_name":"Radar","level":2,"score":0.5505648851394653},{"id":"https://openalex.org/C32283439","wikidata":"https://www.wikidata.org/wiki/Q1407014","display_name":"Radar tracker","level":3,"score":0.5421609878540039},{"id":"https://openalex.org/C33954974","wikidata":"https://www.wikidata.org/wiki/Q486494","display_name":"Sensor fusion","level":2,"score":0.535706639289856},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.527991771697998},{"id":"https://openalex.org/C158525013","wikidata":"https://www.wikidata.org/wiki/Q2593739","display_name":"Fusion","level":2,"score":0.5119229555130005},{"id":"https://openalex.org/C2780980858","wikidata":"https://www.wikidata.org/wiki/Q110022","display_name":"Dual (grammatical number)","level":2,"score":0.4983558654785156},{"id":"https://openalex.org/C10929652","wikidata":"https://www.wikidata.org/wiki/Q7279985","display_name":"Radar imaging","level":3,"score":0.49283528327941895},{"id":"https://openalex.org/C153180895","wikidata":"https://www.wikidata.org/wiki/Q7148389","display_name":"Pattern recognition (psychology)","level":2,"score":0.4633275866508484},{"id":"https://openalex.org/C52622490","wikidata":"https://www.wikidata.org/wiki/Q1026626","display_name":"Feature extraction","level":2,"score":0.43012022972106934},{"id":"https://openalex.org/C2776401178","wikidata":"https://www.wikidata.org/wiki/Q12050496","display_name":"Feature (linguistics)","level":2,"score":0.4282301366329193},{"id":"https://openalex.org/C62649853","wikidata":"https://www.wikidata.org/wiki/Q199687","display_name":"Remote sensing","level":1,"score":0.3798978924751282},{"id":"https://openalex.org/C31972630","wikidata":"https://www.wikidata.org/wiki/Q844240","display_name":"Computer vision","level":1,"score":0.32727932929992676},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.1570141315460205},{"id":"https://openalex.org/C205649164","wikidata":"https://www.wikidata.org/wiki/Q1071","display_name":"Geography","level":0,"score":0.13658258318901062},{"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/C142362112","wikidata":"https://www.wikidata.org/wiki/Q735","display_name":"Art","level":0,"score":0.0},{"id":"https://openalex.org/C124952713","wikidata":"https://www.wikidata.org/wiki/Q8242","display_name":"Literature","level":1,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/taes.2023.3344685","is_oa":false,"landing_page_url":"https://doi.org/10.1109/taes.2023.3344685","pdf_url":null,"source":{"id":"https://openalex.org/S193624734","display_name":"IEEE Transactions on Aerospace and Electronic Systems","issn_l":"0018-9251","issn":["0018-9251","1557-9603","2371-9877"],"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 Aerospace and Electronic Systems","raw_type":"journal-article"}],"best_oa_location":null,"sustainable_development_goals":[],"awards":[],"funders":[],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":45,"referenced_works":["https://openalex.org/W232528759","https://openalex.org/W1522734439","https://openalex.org/W1560002189","https://openalex.org/W1923002919","https://openalex.org/W2157770256","https://openalex.org/W2194775991","https://openalex.org/W2242223225","https://openalex.org/W2298692413","https://openalex.org/W2501169257","https://openalex.org/W2505498405","https://openalex.org/W2561708064","https://openalex.org/W2625598584","https://openalex.org/W2752782242","https://openalex.org/W2769152479","https://openalex.org/W2789648429","https://openalex.org/W2793345836","https://openalex.org/W2914258566","https://openalex.org/W2942065897","https://openalex.org/W2944605902","https://openalex.org/W2953842422","https://openalex.org/W2963155035","https://openalex.org/W3039610325","https://openalex.org/W3042537365","https://openalex.org/W3083870581","https://openalex.org/W3119740068","https://openalex.org/W3148092285","https://openalex.org/W3170211562","https://openalex.org/W3177052299","https://openalex.org/W3178474559","https://openalex.org/W3184627963","https://openalex.org/W3207356324","https://openalex.org/W4200634144","https://openalex.org/W4210553182","https://openalex.org/W4225324732","https://openalex.org/W4226073445","https://openalex.org/W4226502924","https://openalex.org/W4282826579","https://openalex.org/W4285036903","https://openalex.org/W4285594463","https://openalex.org/W4289752563","https://openalex.org/W4311413528","https://openalex.org/W4312374339","https://openalex.org/W4315473426","https://openalex.org/W4386453687","https://openalex.org/W6805206225"],"related_works":["https://openalex.org/W2099421762","https://openalex.org/W2530546662","https://openalex.org/W2967030268","https://openalex.org/W2185253430","https://openalex.org/W2132659060","https://openalex.org/W2031992971","https://openalex.org/W3214791684","https://openalex.org/W2152662039","https://openalex.org/W1938087941","https://openalex.org/W1582120664"],"abstract_inverted_index":{"Over":[0],"the":[1,51,54,66,72,112,124,135,151,181,184,191,196,202,211,218,226,236],"past":[2],"few":[3],"years,":[4],"radar-based":[5],"human":[6],"activity":[7,38],"recognition":[8],"(HAR)":[9],"has":[10],"emerged":[11],"as":[12,28],"a":[13,44,74,91,102,157,174],"prominent":[14],"research":[15],"area.":[16],"The":[17,177,206],"typical":[18],"approach":[19],"involves":[20],"converting":[21],"radar":[22,158],"data":[23,169],"into":[24,35],"image":[25],"data,":[26,73],"such":[27],"micro-Doppler":[29],"images,":[30],"and":[31,64,77,114,131,141,166,183,201,217,223,238],"then":[32],"feeding":[33],"them":[34],"networks":[36,55],"for":[37],"classification.":[39],"However,":[40],"relying":[41],"solely":[42],"on":[43,123,163,190],"single":[45],"type":[46],"of":[47,53,68,116,134,180,198,228,235],"feature":[48,79,93,96,136],"may":[49],"restrict":[50],"ability":[52],"to":[56,110],"recognize":[57],"activities":[58],"accurately.":[59],"To":[60],"address":[61],"this":[62],"limitation":[63],"make":[65],"most":[67],"spatiotemporal":[69],"features":[70],"in":[71,144],"dual-stream":[75],"spatial":[76,104,119,126],"temporal":[78,92],"fusion":[80],"(DSTFF)":[81],"network":[82,186,220],"that":[83,210],"leverages":[84],"attention":[85,105],"mechanism":[86,106],"is":[87,108,170,231],"proposed,":[88],"which":[89,138,230],"comprises":[90],"extraction":[94,97],"patial":[95],"stream":[98],"(SFES)":[99],"network.":[100],"Additionally,":[101],"coordinates-based":[103],"(CSAM)":[107],"introduced":[109],"enhance":[111],"accuracy":[113,227],"efficiency":[115],"extracting":[117],"deep":[118],"features.":[120],"It":[121],"focuses":[122],"key":[125],"information":[127,143,152],"from":[128],"both":[129],"horizontal":[130],"vertical":[132],"directions":[133],"map,":[137],"means":[139],"range":[140],"velocity":[142],"reality,":[145],"respectively.":[146,205],"Furthermore,":[147],"it":[148],"effectively":[149],"connects":[150],"across":[153],"each":[154],"channel.":[155],"Meanwhile,":[156],"HAR":[159],"(RadHAR)":[160],"dataset":[161,193],"based":[162],"two-dimensional":[164],"(2D)":[165],"three-dimensional":[167],"(3D)":[168],"created":[171],"by":[172,195],"using":[173],"millimeter-wave":[175],"radar.":[176],"evaluation":[178],"experiments":[179],"CSAM":[182,212],"DSTFF":[185,219],"are":[187],"carried":[188],"out":[189],"public":[192],"collected":[194],"University":[197],"Glasgow":[199],"(UOG)":[200],"RadHAR":[203],"dataset,":[204],"experimental":[207],"results":[208],"show":[209],"exhibits":[213],"strong":[214],"generalization":[215],"ability,":[216],"presents":[221],"effectiveness":[222],"superiority":[224],"with":[225],"97.10%,":[229],"higher":[232],"than":[233],"those":[234],"classical":[237],"state-of-the-art":[239],"networks.":[240]},"counts_by_year":[{"year":2026,"cited_by_count":2},{"year":2025,"cited_by_count":13},{"year":2024,"cited_by_count":2}],"updated_date":"2026-03-27T05:58:40.876381","created_date":"2025-10-10T00:00:00"}