{"id":"https://openalex.org/W4411725750","doi":"https://doi.org/10.1109/jstars.2025.3584081","title":"Robust Channel Registration and Clutter Suppression for Airborne Terahertz Multichannel SAR-GMTI","display_name":"Robust Channel Registration and Clutter Suppression for Airborne Terahertz Multichannel SAR-GMTI","publication_year":2025,"publication_date":"2025-01-01","ids":{"openalex":"https://openalex.org/W4411725750","doi":"https://doi.org/10.1109/jstars.2025.3584081"},"language":"en","primary_location":{"id":"doi:10.1109/jstars.2025.3584081","is_oa":true,"landing_page_url":"https://doi.org/10.1109/jstars.2025.3584081","pdf_url":null,"source":{"id":"https://openalex.org/S117727964","display_name":"IEEE Journal of Selected Topics in Applied Earth Observations and Remote Sensing","issn_l":"1939-1404","issn":["1939-1404","2151-1535"],"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":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"IEEE Journal of Selected Topics in Applied Earth Observations and Remote Sensing","raw_type":"journal-article"},"type":"article","indexed_in":["crossref","doaj"],"open_access":{"is_oa":true,"oa_status":"gold","oa_url":"https://doi.org/10.1109/jstars.2025.3584081","any_repository_has_fulltext":true},"authorships":[{"author_position":"first","author":{"id":null,"display_name":"Zhenjiang Li","orcid":"https://orcid.org/0009-0002-2238-8555"},"institutions":[{"id":"https://openalex.org/I170215575","display_name":"National University of Defense Technology","ror":"https://ror.org/05d2yfz11","country_code":"CN","type":"education","lineage":["https://openalex.org/I170215575"]}],"countries":["CN"],"is_corresponding":true,"raw_author_name":"Zhenjiang Li","raw_affiliation_strings":["College of Electronic Science and Technology, National University of Defense Technology, Changsha, China","College of Electronic Science and Technology, National University of Defense Technology (NUDT), Changsha, China"],"raw_orcid":"https://orcid.org/0009-0002-2238-8555","affiliations":[{"raw_affiliation_string":"College of Electronic Science and Technology, National University of Defense Technology, Changsha, China","institution_ids":["https://openalex.org/I170215575"]},{"raw_affiliation_string":"College of Electronic Science and Technology, National University of Defense Technology (NUDT), Changsha, China","institution_ids":["https://openalex.org/I170215575"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5023809610","display_name":"Chenggao Luo","orcid":"https://orcid.org/0000-0002-5934-0662"},"institutions":[{"id":"https://openalex.org/I170215575","display_name":"National University of Defense Technology","ror":"https://ror.org/05d2yfz11","country_code":"CN","type":"education","lineage":["https://openalex.org/I170215575"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Chenggao Luo","raw_affiliation_strings":["College of Electronic Science and Technology, National University of Defense Technology, Changsha, China","College of Electronic Science and Technology, National University of Defense Technology (NUDT), Changsha, China"],"raw_orcid":"https://orcid.org/0000-0002-5934-0662","affiliations":[{"raw_affiliation_string":"College of Electronic Science and Technology, National University of Defense Technology, Changsha, China","institution_ids":["https://openalex.org/I170215575"]},{"raw_affiliation_string":"College of Electronic Science and Technology, National University of Defense Technology (NUDT), Changsha, China","institution_ids":["https://openalex.org/I170215575"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5100757644","display_name":"Hongqiang Wang","orcid":"https://orcid.org/0000-0003-0610-8445"},"institutions":[{"id":"https://openalex.org/I170215575","display_name":"National University of Defense Technology","ror":"https://ror.org/05d2yfz11","country_code":"CN","type":"education","lineage":["https://openalex.org/I170215575"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Hongqiang Wang","raw_affiliation_strings":["College of Electronic Science and Technology, National University of Defense Technology, Changsha, China","College of Electronic Science and Technology, National University of Defense Technology (NUDT), Changsha, China"],"raw_orcid":"https://orcid.org/0000-0003-0610-8445","affiliations":[{"raw_affiliation_string":"College of Electronic Science and Technology, National University of Defense Technology, Changsha, China","institution_ids":["https://openalex.org/I170215575"]},{"raw_affiliation_string":"College of Electronic Science and Technology, National University of Defense Technology (NUDT), Changsha, China","institution_ids":["https://openalex.org/I170215575"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5119247243","display_name":"Heng Zhang","orcid":"https://orcid.org/0009-0008-8636-4951"},"institutions":[{"id":"https://openalex.org/I170215575","display_name":"National University of Defense Technology","ror":"https://ror.org/05d2yfz11","country_code":"CN","type":"education","lineage":["https://openalex.org/I170215575"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Heng Zhang","raw_affiliation_strings":["College of Electronic Science and Technology, National University of Defense Technology, Changsha, China","College of Electronic Science and Technology, National University of Defense Technology (NUDT), Changsha, China"],"raw_orcid":"https://orcid.org/0009-0008-8636-4951","affiliations":[{"raw_affiliation_string":"College of Electronic Science and Technology, National University of Defense Technology, Changsha, China","institution_ids":["https://openalex.org/I170215575"]},{"raw_affiliation_string":"College of Electronic Science and Technology, National University of Defense Technology (NUDT), Changsha, China","institution_ids":["https://openalex.org/I170215575"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5011954555","display_name":"Chuanying Liang","orcid":"https://orcid.org/0009-0009-1061-0914"},"institutions":[{"id":"https://openalex.org/I170215575","display_name":"National University of Defense Technology","ror":"https://ror.org/05d2yfz11","country_code":"CN","type":"education","lineage":["https://openalex.org/I170215575"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Chuanying Liang","raw_affiliation_strings":["College of Electronic Science and Technology, National University of Defense Technology, Changsha, China","College of Electronic Science and Technology, National University of Defense Technology (NUDT), Changsha, China"],"raw_orcid":"https://orcid.org/0009-0009-1061-0914","affiliations":[{"raw_affiliation_string":"College of Electronic Science and Technology, National University of Defense Technology, Changsha, China","institution_ids":["https://openalex.org/I170215575"]},{"raw_affiliation_string":"College of Electronic Science and Technology, National University of Defense Technology (NUDT), Changsha, China","institution_ids":["https://openalex.org/I170215575"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":5,"corresponding_author_ids":[],"corresponding_institution_ids":["https://openalex.org/I170215575"],"apc_list":{"value":1250,"currency":"USD","value_usd":1250},"apc_paid":{"value":1250,"currency":"USD","value_usd":1250},"fwci":4.5793,"has_fulltext":false,"cited_by_count":1,"citation_normalized_percentile":{"value":0.93915042,"is_in_top_1_percent":false,"is_in_top_10_percent":true},"cited_by_percentile_year":{"min":96,"max":98},"biblio":{"volume":"18","issue":null,"first_page":"16358","last_page":"16371"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11038","display_name":"Advanced SAR Imaging Techniques","score":0.9995999932289124,"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":0.9995999932289124,"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/T10891","display_name":"Radar Systems and Signal Processing","score":0.9983999729156494,"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/T11739","display_name":"Microwave Imaging and Scattering Analysis","score":0.9980999827384949,"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/moving-target-indication","display_name":"Moving target indication","score":0.8605862259864807},{"id":"https://openalex.org/keywords/clutter","display_name":"Clutter","score":0.7959058284759521},{"id":"https://openalex.org/keywords/channel","display_name":"Channel (broadcasting)","score":0.5956522226333618},{"id":"https://openalex.org/keywords/synthetic-aperture-radar","display_name":"Synthetic aperture radar","score":0.5325604677200317},{"id":"https://openalex.org/keywords/remote-sensing","display_name":"Remote sensing","score":0.4686927795410156},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.36734986305236816},{"id":"https://openalex.org/keywords/radar-imaging","display_name":"Radar imaging","score":0.2841562330722809},{"id":"https://openalex.org/keywords/radar","display_name":"Radar","score":0.25291019678115845},{"id":"https://openalex.org/keywords/continuous-wave-radar","display_name":"Continuous-wave radar","score":0.2177753448486328},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.1921662986278534},{"id":"https://openalex.org/keywords/geology","display_name":"Geology","score":0.16339847445487976}],"concepts":[{"id":"https://openalex.org/C162416716","wikidata":"https://www.wikidata.org/wiki/Q446180","display_name":"Moving target indication","level":5,"score":0.8605862259864807},{"id":"https://openalex.org/C132094186","wikidata":"https://www.wikidata.org/wiki/Q641585","display_name":"Clutter","level":3,"score":0.7959058284759521},{"id":"https://openalex.org/C127162648","wikidata":"https://www.wikidata.org/wiki/Q16858953","display_name":"Channel (broadcasting)","level":2,"score":0.5956522226333618},{"id":"https://openalex.org/C87360688","wikidata":"https://www.wikidata.org/wiki/Q740686","display_name":"Synthetic aperture radar","level":2,"score":0.5325604677200317},{"id":"https://openalex.org/C62649853","wikidata":"https://www.wikidata.org/wiki/Q199687","display_name":"Remote sensing","level":1,"score":0.4686927795410156},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.36734986305236816},{"id":"https://openalex.org/C10929652","wikidata":"https://www.wikidata.org/wiki/Q7279985","display_name":"Radar imaging","level":3,"score":0.2841562330722809},{"id":"https://openalex.org/C554190296","wikidata":"https://www.wikidata.org/wiki/Q47528","display_name":"Radar","level":2,"score":0.25291019678115845},{"id":"https://openalex.org/C59584813","wikidata":"https://www.wikidata.org/wiki/Q1029234","display_name":"Continuous-wave radar","level":4,"score":0.2177753448486328},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.1921662986278534},{"id":"https://openalex.org/C127313418","wikidata":"https://www.wikidata.org/wiki/Q1069","display_name":"Geology","level":0,"score":0.16339847445487976}],"mesh":[],"locations_count":2,"locations":[{"id":"doi:10.1109/jstars.2025.3584081","is_oa":true,"landing_page_url":"https://doi.org/10.1109/jstars.2025.3584081","pdf_url":null,"source":{"id":"https://openalex.org/S117727964","display_name":"IEEE Journal of Selected Topics in Applied Earth Observations and Remote Sensing","issn_l":"1939-1404","issn":["1939-1404","2151-1535"],"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":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"IEEE Journal of Selected Topics in Applied Earth Observations and Remote Sensing","raw_type":"journal-article"},{"id":"pmh:oai:doaj.org/article:e4268e9d75bc43a7ab7259f6feeee2a0","is_oa":true,"landing_page_url":"https://doaj.org/article/e4268e9d75bc43a7ab7259f6feeee2a0","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 Journal of Selected Topics in Applied Earth Observations and Remote Sensing, Vol 18, Pp 16358-16371 (2025)","raw_type":"article"}],"best_oa_location":{"id":"doi:10.1109/jstars.2025.3584081","is_oa":true,"landing_page_url":"https://doi.org/10.1109/jstars.2025.3584081","pdf_url":null,"source":{"id":"https://openalex.org/S117727964","display_name":"IEEE Journal of Selected Topics in Applied Earth Observations and Remote Sensing","issn_l":"1939-1404","issn":["1939-1404","2151-1535"],"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":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"IEEE Journal of Selected Topics in Applied Earth Observations and Remote Sensing","raw_type":"journal-article"},"sustainable_development_goals":[{"display_name":"Affordable and clean energy","score":0.4399999976158142,"id":"https://metadata.un.org/sdg/7"}],"awards":[{"id":"https://openalex.org/G1199465682","display_name":null,"funder_award_id":"62171446","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"},{"id":"https://openalex.org/G1852180184","display_name":null,"funder_award_id":"62471481","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"},{"id":"https://openalex.org/G2335570721","display_name":null,"funder_award_id":"62401583","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"},{"id":"https://openalex.org/G2853163854","display_name":null,"funder_award_id":"62322122","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"},{"id":"https://openalex.org/G4051969872","display_name":null,"funder_award_id":"62035014","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"}],"funders":[{"id":"https://openalex.org/F4320321001","display_name":"National Natural Science Foundation of China","ror":"https://ror.org/01h0zpd94"}],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":46,"referenced_works":["https://openalex.org/W176863269","https://openalex.org/W1601026549","https://openalex.org/W1954149510","https://openalex.org/W1972675412","https://openalex.org/W1977414892","https://openalex.org/W1982303641","https://openalex.org/W1998409277","https://openalex.org/W1999159357","https://openalex.org/W2024071072","https://openalex.org/W2067156558","https://openalex.org/W2075894942","https://openalex.org/W2076758041","https://openalex.org/W2102116272","https://openalex.org/W2110965352","https://openalex.org/W2118809607","https://openalex.org/W2138247424","https://openalex.org/W2168828182","https://openalex.org/W2214054453","https://openalex.org/W2537261705","https://openalex.org/W2563697538","https://openalex.org/W2738121989","https://openalex.org/W2742166461","https://openalex.org/W2909018092","https://openalex.org/W2922795189","https://openalex.org/W2964180124","https://openalex.org/W2991014545","https://openalex.org/W2992682321","https://openalex.org/W2998443887","https://openalex.org/W3010927971","https://openalex.org/W3098560524","https://openalex.org/W3195955748","https://openalex.org/W3196050932","https://openalex.org/W3197789437","https://openalex.org/W4296551003","https://openalex.org/W4362714302","https://openalex.org/W4367359514","https://openalex.org/W4383904766","https://openalex.org/W4391128853","https://openalex.org/W4392187958","https://openalex.org/W4394698985","https://openalex.org/W4400646676","https://openalex.org/W4400680082","https://openalex.org/W4401246601","https://openalex.org/W4404914961","https://openalex.org/W4407316544","https://openalex.org/W6607170975"],"related_works":["https://openalex.org/W2230756318","https://openalex.org/W2060933360","https://openalex.org/W4287877599","https://openalex.org/W2114489213","https://openalex.org/W1905797650","https://openalex.org/W254936539","https://openalex.org/W2027218115","https://openalex.org/W2804218594","https://openalex.org/W2792978743","https://openalex.org/W2390483201"],"abstract_inverted_index":{"Airborne":[0],"terahertz":[1],"(THz)":[2],"synthetic":[3],"aperture":[4],"radar":[5],"(SAR)":[6],"demonstrates":[7],"significant":[8],"potential":[9],"for":[10],"real-time":[11],"ground":[12],"moving":[13,130,148],"target":[14,149],"indication":[15],"(GMTI)":[16],"due":[17,93],"to":[18,73,94,162],"its":[19,34],"high":[20,35,124],"frame":[21],"rate":[22],"and":[23,40,51,152,166],"superior":[24],"resolution.":[25],"The":[26],"performance":[27],"of":[28,128,168],"the":[29,57,95,100,109,114,118,123,129,147,164,169],"system":[30],"is":[31,90,144,150],"driven":[32],"by":[33,68],"pulse":[36],"repetition":[37],"frequency":[38],"(PRF)":[39],"short":[41],"wavelength,":[42],"which":[43,112],"introduce":[44],"two":[45],"key":[46],"characteristics:":[47],"enhanced":[48],"Doppler":[49,58],"sensitivity":[50,59],"a":[52,132],"broad":[53,96],"non-clutter":[54,97,119],"region.":[55,120],"First,":[56],"amplifies":[60],"group":[61],"phase":[62,81,86,135],"shift":[63],"error":[64],"between":[65],"channels":[66],"caused":[67],"non-ideal":[69],"platform":[70],"motion,":[71],"leading":[72],"reduced":[74],"interchannel":[75],"data":[76,157],"correlation.":[77],"To":[78,121],"achieve":[79],"precise":[80],"correction,":[82],"an":[83],"adaptive":[84],"iterative":[85],"spectrum":[87],"compensation":[88],"method":[89,139],"proposed.":[91,145],"Then,":[92],"region":[98],"in":[99,108,117],"THz":[101],"band,":[102],"conventional":[103],"methods":[104,171],"are":[105,160],"only":[106],"effective":[107],"clutterdominated":[110],"region,":[111],"elevates":[113],"noise":[115],"floor":[116],"ensure":[122],"signal-to-clutter-noise":[125],"ratio":[126],"(SCNR)":[127],"target,":[131],"weighted":[133],"displaced":[134],"center":[136],"antenna":[137],"(DPCA)":[138],"based":[140],"on":[141],"wavelet":[142],"decomposition":[143],"Finally,":[146],"detected":[151],"preliminarily":[153],"imaged.":[154],"Real-measured":[155],"THz-SAR":[156],"processing":[158],"results":[159],"presented":[161],"validate":[163],"effectiveness":[165],"feasibility":[167],"proposed":[170]},"counts_by_year":[{"year":2026,"cited_by_count":1}],"updated_date":"2026-05-06T08:25:59.206177","created_date":"2025-10-10T00:00:00"}
