{"id":"https://openalex.org/W4404238542","doi":"https://doi.org/10.1109/jiot.2024.3492721","title":"Radar-Based Human Activity Recognition Using Time-Weighted Network Based on Strip Pooling","display_name":"Radar-Based Human Activity Recognition Using Time-Weighted Network Based on Strip Pooling","publication_year":2024,"publication_date":"2024-11-11","ids":{"openalex":"https://openalex.org/W4404238542","doi":"https://doi.org/10.1109/jiot.2024.3492721"},"language":"en","primary_location":{"id":"doi:10.1109/jiot.2024.3492721","is_oa":false,"landing_page_url":"https://doi.org/10.1109/jiot.2024.3492721","pdf_url":null,"source":{"id":"https://openalex.org/S2480266640","display_name":"IEEE Internet of Things Journal","issn_l":"2327-4662","issn":["2327-4662","2372-2541"],"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 Internet of Things Journal","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/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":true,"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/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/A5100714976","display_name":"Jianjun Li","orcid":"https://orcid.org/0009-0000-6225-4602"},"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/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":"middle","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"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5073521726","display_name":"Y W Li","orcid":"https://orcid.org/0009-0003-0331-7484"},"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":"Yiran Li","raw_affiliation_strings":["School of Information Science and Engineering, Shandong University, Qingdao, China"],"raw_orcid":"https://orcid.org/0009-0003-0331-7484","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/A5034446803","display_name":"Zhitao Xu","orcid":"https://orcid.org/0000-0001-5709-9193"},"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":"Zhikai Xu","raw_affiliation_strings":["School of Information Science and Engineering, Shandong University, Qingdao, China"],"raw_orcid":null,"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/A5101407957","display_name":"Yonghui Yu","orcid":"https://orcid.org/0000-0003-0667-5730"},"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":"Yonghui Yu","raw_affiliation_strings":["School of Information Science and Engineering, Shandong University, Qingdao, China"],"raw_orcid":null,"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":9,"corresponding_author_ids":["https://openalex.org/A5086755676"],"corresponding_institution_ids":["https://openalex.org/I154099455"],"apc_list":null,"apc_paid":null,"fwci":0.8837,"has_fulltext":false,"cited_by_count":5,"citation_normalized_percentile":{"value":0.71734593,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":96,"max":99},"biblio":{"volume":"12","issue":"6","first_page":"6633","last_page":"6645"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11196","display_name":"Non-Invasive Vital Sign Monitoring","score":0.9897000193595886,"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":0.9897000193595886,"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":0.9642999768257141,"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"}}],"keywords":[{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.77487713098526},{"id":"https://openalex.org/keywords/pooling","display_name":"Pooling","score":0.7066516280174255},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.4854150712490082},{"id":"https://openalex.org/keywords/radar","display_name":"Radar","score":0.4808831512928009},{"id":"https://openalex.org/keywords/activity-recognition","display_name":"Activity recognition","score":0.47583866119384766},{"id":"https://openalex.org/keywords/pattern-recognition","display_name":"Pattern recognition (psychology)","score":0.4052671492099762},{"id":"https://openalex.org/keywords/data-mining","display_name":"Data mining","score":0.34417927265167236},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.2268010377883911}],"concepts":[{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.77487713098526},{"id":"https://openalex.org/C70437156","wikidata":"https://www.wikidata.org/wiki/Q7228652","display_name":"Pooling","level":2,"score":0.7066516280174255},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.4854150712490082},{"id":"https://openalex.org/C554190296","wikidata":"https://www.wikidata.org/wiki/Q47528","display_name":"Radar","level":2,"score":0.4808831512928009},{"id":"https://openalex.org/C121687571","wikidata":"https://www.wikidata.org/wiki/Q4677630","display_name":"Activity recognition","level":2,"score":0.47583866119384766},{"id":"https://openalex.org/C153180895","wikidata":"https://www.wikidata.org/wiki/Q7148389","display_name":"Pattern recognition (psychology)","level":2,"score":0.4052671492099762},{"id":"https://openalex.org/C124101348","wikidata":"https://www.wikidata.org/wiki/Q172491","display_name":"Data mining","level":1,"score":0.34417927265167236},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.2268010377883911}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/jiot.2024.3492721","is_oa":false,"landing_page_url":"https://doi.org/10.1109/jiot.2024.3492721","pdf_url":null,"source":{"id":"https://openalex.org/S2480266640","display_name":"IEEE Internet of Things Journal","issn_l":"2327-4662","issn":["2327-4662","2372-2541"],"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 Internet of Things Journal","raw_type":"journal-article"}],"best_oa_location":null,"sustainable_development_goals":[],"awards":[{"id":"https://openalex.org/G5755368378","display_name":null,"funder_award_id":"2021SFGC0701","funder_id":"https://openalex.org/F4320330214","funder_display_name":"Key Research and Development Program of Hunan Province of China"},{"id":"https://openalex.org/G8214539826","display_name":null,"funder_award_id":"2022YFC3302800","funder_id":"https://openalex.org/F4320335777","funder_display_name":"National Key Research and Development Program of China"}],"funders":[{"id":"https://openalex.org/F4320330214","display_name":"Key Research and Development Program of Hunan Province of China","ror":null},{"id":"https://openalex.org/F4320335777","display_name":"National Key Research and Development Program of China","ror":null}],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":44,"referenced_works":["https://openalex.org/W232528759","https://openalex.org/W1533539416","https://openalex.org/W1560002189","https://openalex.org/W2043415540","https://openalex.org/W2153594606","https://openalex.org/W2157770256","https://openalex.org/W2165913693","https://openalex.org/W2183341477","https://openalex.org/W2298692413","https://openalex.org/W2600842288","https://openalex.org/W2769152479","https://openalex.org/W2789648429","https://openalex.org/W2883780447","https://openalex.org/W2884672693","https://openalex.org/W2893047521","https://openalex.org/W2906551905","https://openalex.org/W2941814132","https://openalex.org/W2954377489","https://openalex.org/W2963163009","https://openalex.org/W2972231655","https://openalex.org/W3004500412","https://openalex.org/W3015014633","https://openalex.org/W3018508273","https://openalex.org/W3034502973","https://openalex.org/W3042537365","https://openalex.org/W3093916778","https://openalex.org/W3148092285","https://openalex.org/W3174351785","https://openalex.org/W3207356324","https://openalex.org/W4212831312","https://openalex.org/W4214482791","https://openalex.org/W4226502924","https://openalex.org/W4285036903","https://openalex.org/W4311413528","https://openalex.org/W4315473426","https://openalex.org/W4365421169","https://openalex.org/W4382371020","https://openalex.org/W4385246386","https://openalex.org/W4385521695","https://openalex.org/W4386469848","https://openalex.org/W4390026075","https://openalex.org/W4399477140","https://openalex.org/W4400188287","https://openalex.org/W6695314431"],"related_works":["https://openalex.org/W2953234277","https://openalex.org/W2626256601","https://openalex.org/W147410782","https://openalex.org/W2900413183","https://openalex.org/W4390975304","https://openalex.org/W3022252430","https://openalex.org/W4287804464","https://openalex.org/W3103989898","https://openalex.org/W3211292372","https://openalex.org/W803346624"],"abstract_inverted_index":{"Due":[0,120],"to":[1,65,121],"the":[2,42,71,76,89,122,131,136,138,161,164,171,182,192,215,222,225],"flourishing":[3],"of":[4,6,44,47,100,124,155,163,195,212],"Internet":[5],"Things":[7],"(IoT)":[8],"technology,":[9],"radar-based":[10],"human":[11],"activity":[12],"recognition":[13],"(HAR)":[14],"technology":[15],"has":[16,21,141],"made":[17],"significant":[18],"progress":[19],"and":[20,34,108,116,129,176,232],"become":[22],"an":[23,210],"indispensable":[24],"research":[25],"area.":[26],"Many":[27],"radar":[28,146],"systems":[29],"use":[30],"multiple":[31,45],"feature":[32,48,77,110,132],"maps":[33,49,154],"handle":[35],"them":[36],"directly":[37],"in":[38,94,229],"image":[39],"format.":[40],"However,":[41],"generation":[43],"forms":[46],"requires":[50],"heavy":[51],"computational":[52],"resources,":[53],"which":[54],"makes":[55],"it":[56],"impractical":[57],"for":[58],"real-world":[59],"applications.":[60],"Additionally,":[61],"many":[62],"networks":[63,228],"fail":[64],"fully":[66],"extract":[67],"temporal":[68,115],"information":[69],"from":[70],"time-Doppler":[72],"(TD)":[73],"map":[74,91],"during":[75],"extraction.":[78],"Therefore,":[79],"a":[80,109,145,166,177,197],"time-weighted":[81,102],"network":[82,140],"based":[83,104,113],"on":[84,105,114,170,181,202,214],"strip":[85],"pooling":[86],"(TWN-SP)":[87],"using":[88],"TD":[90,153],"is":[92,150],"proposed":[93,139],"this":[95],"article.":[96],"The":[97,207],"TWN-SP":[98,208,223],"consists":[99],"two":[101],"modules":[103],"fire":[106],"(TWMs-F)":[107],"fusion":[111,133],"module":[112],"channel":[117],"attention":[118],"(FFM-TCA).":[119],"application":[123],"depthwise":[125],"separable":[126],"convolution":[127],"(DSC)":[128],"placing":[130],"step":[134],"at":[135],"forefront,":[137],"fewer":[142],"parameters.":[143],"Moreover,":[144],"dataset":[147,173,184],"named":[148,174],"RadSet":[149,183,216],"constructed,":[151],"containing":[152],"six":[156],"daily":[157],"activities.":[158],"To":[159,189],"validate":[160,191],"performance":[162,194,231],"TWN-SP,":[165,196],"ten-fold":[167],"cross-validation":[168],"(CV)":[169],"public":[172,204],"Radar848":[175],"leave-one-subject-out":[178],"(LOSO)":[179],"CV":[180],"are":[185],"carried":[186],"out,":[187],"respectively.":[188],"further":[190],"generalization":[193],"comparative":[198],"analysis":[199],"was":[200],"conducted":[201],"another":[203],"dataset,":[205],"Ci4R.":[206],"achieves":[209],"accuracy":[211],"99.28%":[213],"dataset.":[217],"Experimental":[218],"results":[219],"indicate":[220],"that":[221],"surpasses":[224],"current":[226],"leading":[227],"both":[230],"complexity.":[233]},"counts_by_year":[{"year":2026,"cited_by_count":2},{"year":2025,"cited_by_count":3}],"updated_date":"2026-03-27T05:58:40.876381","created_date":"2025-10-10T00:00:00"}