{"id":"https://openalex.org/W7164374024","doi":"https://doi.org/10.1016/j.asoc.2026.115698","title":"A lightweight spatial-temporal network with frequency-range fusion for edge-enabled FMCW radar human activity recognition","display_name":"A lightweight spatial-temporal network with frequency-range fusion for edge-enabled FMCW radar human activity recognition","publication_year":2026,"publication_date":"2026-06-11","ids":{"openalex":"https://openalex.org/W7164374024","doi":"https://doi.org/10.1016/j.asoc.2026.115698"},"language":"en","primary_location":{"id":"doi:10.1016/j.asoc.2026.115698","is_oa":false,"landing_page_url":"https://doi.org/10.1016/j.asoc.2026.115698","pdf_url":null,"source":{"id":"https://openalex.org/S140556538","display_name":"Applied Soft Computing","issn_l":"1568-4946","issn":["1568-4946","1872-9681"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310320990","host_organization_name":"Elsevier BV","host_organization_lineage":["https://openalex.org/P4310320990"],"host_organization_lineage_names":["Elsevier BV"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Applied Soft Computing","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/A5138458581","display_name":"Kaiyu Chen","orcid":null},"institutions":[{"id":"https://openalex.org/I17145004","display_name":"Northwestern Polytechnical University","ror":"https://ror.org/01y0j0j86","country_code":"CN","type":"education","lineage":["https://openalex.org/I17145004"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Kaiyu Chen","raw_affiliation_strings":["School of Microelectronics, Northwestern Polytechnical University, Xi\u2019an 710072, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"School of Microelectronics, Northwestern Polytechnical University, Xi\u2019an 710072, China","institution_ids":["https://openalex.org/I17145004"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5053505252","display_name":"Xiafeng Zhang","orcid":"https://orcid.org/0000-0003-0904-5937"},"institutions":[{"id":"https://openalex.org/I17145004","display_name":"Northwestern Polytechnical University","ror":"https://ror.org/01y0j0j86","country_code":"CN","type":"education","lineage":["https://openalex.org/I17145004"]}],"countries":["CN"],"is_corresponding":true,"raw_author_name":"Xiafeng Zhang","raw_affiliation_strings":["School of Microelectronics, Northwestern Polytechnical University, Xi\u2019an 710072, China"],"raw_orcid":"https://orcid.org/0000-0003-0904-5937","affiliations":[{"raw_affiliation_string":"School of Microelectronics, Northwestern Polytechnical University, Xi\u2019an 710072, China","institution_ids":["https://openalex.org/I17145004"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5138421567","display_name":"Hao Zhang (15339)","orcid":null},"institutions":[{"id":"https://openalex.org/I17145004","display_name":"Northwestern Polytechnical University","ror":"https://ror.org/01y0j0j86","country_code":"CN","type":"education","lineage":["https://openalex.org/I17145004"]}],"countries":["CN"],"is_corresponding":true,"raw_author_name":"Hao Zhang","raw_affiliation_strings":["School of Microelectronics, Northwestern Polytechnical University, Xi\u2019an 710072, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"School of Microelectronics, Northwestern Polytechnical University, Xi\u2019an 710072, China","institution_ids":["https://openalex.org/I17145004"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":1,"corresponding_author_ids":["https://openalex.org/A5053505252","https://openalex.org/A5138421567"],"corresponding_institution_ids":["https://openalex.org/I17145004"],"apc_list":{"value":3350,"currency":"USD","value_usd":3350},"apc_paid":null,"fwci":0.0,"has_fulltext":false,"cited_by_count":0,"citation_normalized_percentile":{"value":0.87390978,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":null,"biblio":{"volume":"201","issue":null,"first_page":"115698","last_page":"115698"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11038","display_name":"Advanced SAR Imaging Techniques","score":0.9139999747276306,"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":0.9139999747276306,"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":0.03359999880194664,"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":0.010900000110268593,"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/activity-recognition","display_name":"Activity recognition","score":0.6053000092506409},{"id":"https://openalex.org/keywords/radar","display_name":"Radar","score":0.5523999929428101},{"id":"https://openalex.org/keywords/fusion","display_name":"Fusion","score":0.48510000109672546},{"id":"https://openalex.org/keywords/continuous-wave-radar","display_name":"Continuous-wave radar","score":0.45820000767707825},{"id":"https://openalex.org/keywords/sensor-fusion","display_name":"Sensor fusion","score":0.38659998774528503},{"id":"https://openalex.org/keywords/radar-tracker","display_name":"Radar tracker","score":0.3278999924659729},{"id":"https://openalex.org/keywords/doppler-effect","display_name":"Doppler effect","score":0.3012000024318695},{"id":"https://openalex.org/keywords/activity-detection","display_name":"Activity detection","score":0.2939999997615814}],"concepts":[{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.7275999784469604},{"id":"https://openalex.org/C121687571","wikidata":"https://www.wikidata.org/wiki/Q4677630","display_name":"Activity recognition","level":2,"score":0.6053000092506409},{"id":"https://openalex.org/C554190296","wikidata":"https://www.wikidata.org/wiki/Q47528","display_name":"Radar","level":2,"score":0.5523999929428101},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.5092999935150146},{"id":"https://openalex.org/C158525013","wikidata":"https://www.wikidata.org/wiki/Q2593739","display_name":"Fusion","level":2,"score":0.48510000109672546},{"id":"https://openalex.org/C59584813","wikidata":"https://www.wikidata.org/wiki/Q1029234","display_name":"Continuous-wave radar","level":4,"score":0.45820000767707825},{"id":"https://openalex.org/C31972630","wikidata":"https://www.wikidata.org/wiki/Q844240","display_name":"Computer vision","level":1,"score":0.438400000333786},{"id":"https://openalex.org/C33954974","wikidata":"https://www.wikidata.org/wiki/Q486494","display_name":"Sensor fusion","level":2,"score":0.38659998774528503},{"id":"https://openalex.org/C79403827","wikidata":"https://www.wikidata.org/wiki/Q3988","display_name":"Real-time computing","level":1,"score":0.36880001425743103},{"id":"https://openalex.org/C62649853","wikidata":"https://www.wikidata.org/wiki/Q199687","display_name":"Remote sensing","level":1,"score":0.36000001430511475},{"id":"https://openalex.org/C32283439","wikidata":"https://www.wikidata.org/wiki/Q1407014","display_name":"Radar tracker","level":3,"score":0.3278999924659729},{"id":"https://openalex.org/C142757262","wikidata":"https://www.wikidata.org/wiki/Q76436","display_name":"Doppler effect","level":2,"score":0.3012000024318695},{"id":"https://openalex.org/C2988656282","wikidata":"https://www.wikidata.org/wiki/Q4677630","display_name":"Activity detection","level":2,"score":0.2939999997615814},{"id":"https://openalex.org/C153180895","wikidata":"https://www.wikidata.org/wiki/Q7148389","display_name":"Pattern recognition (psychology)","level":2,"score":0.2922999858856201},{"id":"https://openalex.org/C2988629262","wikidata":"https://www.wikidata.org/wiki/Q76436","display_name":"Doppler frequency","level":3,"score":0.28290000557899475},{"id":"https://openalex.org/C104267543","wikidata":"https://www.wikidata.org/wiki/Q208163","display_name":"Signal processing","level":3,"score":0.27649998664855957},{"id":"https://openalex.org/C26517878","wikidata":"https://www.wikidata.org/wiki/Q228039","display_name":"Key (lock)","level":2,"score":0.2734000086784363},{"id":"https://openalex.org/C142433447","wikidata":"https://www.wikidata.org/wiki/Q7806653","display_name":"Time\u2013frequency analysis","level":3,"score":0.2734000086784363},{"id":"https://openalex.org/C139931591","wikidata":"https://www.wikidata.org/wiki/Q1029151","display_name":"Pulse-Doppler radar","level":4,"score":0.27230000495910645},{"id":"https://openalex.org/C50644808","wikidata":"https://www.wikidata.org/wiki/Q192776","display_name":"Artificial neural network","level":2,"score":0.2711000144481659},{"id":"https://openalex.org/C2984296375","wikidata":"https://www.wikidata.org/wiki/Q47528","display_name":"Radar systems","level":3,"score":0.2549999952316284}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1016/j.asoc.2026.115698","is_oa":false,"landing_page_url":"https://doi.org/10.1016/j.asoc.2026.115698","pdf_url":null,"source":{"id":"https://openalex.org/S140556538","display_name":"Applied Soft Computing","issn_l":"1568-4946","issn":["1568-4946","1872-9681"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310320990","host_organization_name":"Elsevier BV","host_organization_lineage":["https://openalex.org/P4310320990"],"host_organization_lineage_names":["Elsevier BV"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Applied Soft Computing","raw_type":"journal-article"}],"best_oa_location":null,"sustainable_development_goals":[],"awards":[],"funders":[{"id":"https://openalex.org/F4320321392","display_name":"Northwestern Polytechnical University","ror":"https://ror.org/01y0j0j86"}],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":54,"referenced_works":["https://openalex.org/W1996641167","https://openalex.org/W2116409137","https://openalex.org/W2768975974","https://openalex.org/W2801792401","https://openalex.org/W2942065897","https://openalex.org/W2964288524","https://openalex.org/W3133590696","https://openalex.org/W3210766530","https://openalex.org/W4213019189","https://openalex.org/W4214482791","https://openalex.org/W4214634256","https://openalex.org/W4221053257","https://openalex.org/W4226502924","https://openalex.org/W4283370497","https://openalex.org/W4285218726","https://openalex.org/W4296437422","https://openalex.org/W4307861852","https://openalex.org/W4309694836","https://openalex.org/W4309794375","https://openalex.org/W4312313324","https://openalex.org/W4312342130","https://openalex.org/W4313306183","https://openalex.org/W4315473426","https://openalex.org/W4317624908","https://openalex.org/W4321374017","https://openalex.org/W4366669631","https://openalex.org/W4366967172","https://openalex.org/W4367016241","https://openalex.org/W4378697392","https://openalex.org/W4379382445","https://openalex.org/W4382724695","https://openalex.org/W4385452579","https://openalex.org/W4386453687","https://openalex.org/W4386824757","https://openalex.org/W4388052841","https://openalex.org/W4388145639","https://openalex.org/W4388505045","https://openalex.org/W4389934379","https://openalex.org/W4390498965","https://openalex.org/W4391164393","https://openalex.org/W4391547482","https://openalex.org/W4391547801","https://openalex.org/W4391617509","https://openalex.org/W4392293522","https://openalex.org/W4393032756","https://openalex.org/W4393033135","https://openalex.org/W4400314611","https://openalex.org/W4401326124","https://openalex.org/W4401567815","https://openalex.org/W4403123586","https://openalex.org/W4403674471","https://openalex.org/W4404623471","https://openalex.org/W4405231517","https://openalex.org/W4407025186"],"related_works":[],"abstract_inverted_index":null,"counts_by_year":[],"updated_date":"2026-06-13T06:13:01.061226","created_date":"2026-06-12T00:00:00"}