{"id":"https://openalex.org/W4405599207","doi":"https://doi.org/10.1109/lgrs.2024.3520215","title":"A Novel High-Precision Terahertz Video SAR Imaging Method","display_name":"A Novel High-Precision Terahertz Video SAR Imaging Method","publication_year":2024,"publication_date":"2024-12-19","ids":{"openalex":"https://openalex.org/W4405599207","doi":"https://doi.org/10.1109/lgrs.2024.3520215"},"language":"en","primary_location":{"id":"doi:10.1109/lgrs.2024.3520215","is_oa":false,"landing_page_url":"https://doi.org/10.1109/lgrs.2024.3520215","pdf_url":null,"source":{"id":"https://openalex.org/S126920919","display_name":"IEEE Geoscience and Remote Sensing Letters","issn_l":"1545-598X","issn":["1545-598X","1558-0571"],"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 Geoscience and Remote Sensing Letters","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/A5036881926","display_name":"Qi Yang","orcid":"https://orcid.org/0000-0002-3637-6232"},"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":"Qi Yang","raw_affiliation_strings":["College of Electronic Science and Technology, National University of Defense Technology, Changsha, China"],"affiliations":[{"raw_affiliation_string":"College of Electronic Science and Technology, National University of Defense Technology, Changsha, China","institution_ids":["https://openalex.org/I170215575"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5049247177","display_name":"Lei Fan","orcid":"https://orcid.org/0000-0001-8776-1635"},"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":"Lei Fan","raw_affiliation_strings":["College of Electronic Science and Technology, National University of Defense Technology, Changsha, China"],"affiliations":[{"raw_affiliation_string":"College of Electronic Science and Technology, National University of Defense Technology, Changsha, China","institution_ids":["https://openalex.org/I170215575"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5101938032","display_name":"Jun Yi","orcid":"https://orcid.org/0000-0001-7714-764X"},"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":"Jun Yi","raw_affiliation_strings":["College of Electronic Science and Technology, National University of Defense Technology, Changsha, China"],"affiliations":[{"raw_affiliation_string":"College of Electronic Science and Technology, National University of Defense Technology, Changsha, China","institution_ids":["https://openalex.org/I170215575"]}]},{"author_position":"last","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"],"affiliations":[{"raw_affiliation_string":"College of Electronic Science and Technology, National University of Defense Technology, Changsha, China","institution_ids":["https://openalex.org/I170215575"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":4,"corresponding_author_ids":["https://openalex.org/A5036881926"],"corresponding_institution_ids":["https://openalex.org/I170215575"],"apc_list":null,"apc_paid":null,"fwci":6.4979,"has_fulltext":false,"cited_by_count":5,"citation_normalized_percentile":{"value":0.96154805,"is_in_top_1_percent":false,"is_in_top_10_percent":true},"cited_by_percentile_year":{"min":97,"max":98},"biblio":{"volume":"22","issue":null,"first_page":"1","last_page":"5"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11038","display_name":"Advanced SAR Imaging Techniques","score":0.9460999965667725,"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":0.9460999965667725,"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/terahertz-radiation","display_name":"Terahertz radiation","score":0.6859529614448547},{"id":"https://openalex.org/keywords/synthetic-aperture-radar","display_name":"Synthetic aperture radar","score":0.5614122748374939},{"id":"https://openalex.org/keywords/remote-sensing","display_name":"Remote sensing","score":0.5510240793228149},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.5505337119102478},{"id":"https://openalex.org/keywords/radar-imaging","display_name":"Radar imaging","score":0.5115590691566467},{"id":"https://openalex.org/keywords/computer-vision","display_name":"Computer vision","score":0.3512986898422241},{"id":"https://openalex.org/keywords/optics","display_name":"Optics","score":0.23959603905677795},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.19132018089294434},{"id":"https://openalex.org/keywords/geology","display_name":"Geology","score":0.16961222887039185},{"id":"https://openalex.org/keywords/physics","display_name":"Physics","score":0.1585637331008911},{"id":"https://openalex.org/keywords/radar","display_name":"Radar","score":0.1573772430419922}],"concepts":[{"id":"https://openalex.org/C107816215","wikidata":"https://www.wikidata.org/wiki/Q647887","display_name":"Terahertz radiation","level":2,"score":0.6859529614448547},{"id":"https://openalex.org/C87360688","wikidata":"https://www.wikidata.org/wiki/Q740686","display_name":"Synthetic aperture radar","level":2,"score":0.5614122748374939},{"id":"https://openalex.org/C62649853","wikidata":"https://www.wikidata.org/wiki/Q199687","display_name":"Remote sensing","level":1,"score":0.5510240793228149},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.5505337119102478},{"id":"https://openalex.org/C10929652","wikidata":"https://www.wikidata.org/wiki/Q7279985","display_name":"Radar imaging","level":3,"score":0.5115590691566467},{"id":"https://openalex.org/C31972630","wikidata":"https://www.wikidata.org/wiki/Q844240","display_name":"Computer vision","level":1,"score":0.3512986898422241},{"id":"https://openalex.org/C120665830","wikidata":"https://www.wikidata.org/wiki/Q14620","display_name":"Optics","level":1,"score":0.23959603905677795},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.19132018089294434},{"id":"https://openalex.org/C127313418","wikidata":"https://www.wikidata.org/wiki/Q1069","display_name":"Geology","level":0,"score":0.16961222887039185},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.1585637331008911},{"id":"https://openalex.org/C554190296","wikidata":"https://www.wikidata.org/wiki/Q47528","display_name":"Radar","level":2,"score":0.1573772430419922}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/lgrs.2024.3520215","is_oa":false,"landing_page_url":"https://doi.org/10.1109/lgrs.2024.3520215","pdf_url":null,"source":{"id":"https://openalex.org/S126920919","display_name":"IEEE Geoscience and Remote Sensing Letters","issn_l":"1545-598X","issn":["1545-598X","1558-0571"],"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 Geoscience and Remote Sensing Letters","raw_type":"journal-article"}],"best_oa_location":null,"sustainable_development_goals":[{"id":"https://metadata.un.org/sdg/7","score":0.4399999976158142,"display_name":"Affordable and clean energy"}],"awards":[{"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"},{"id":"https://openalex.org/G4738215239","display_name":null,"funder_award_id":"62201591","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":10,"referenced_works":["https://openalex.org/W3000053865","https://openalex.org/W3001856991","https://openalex.org/W3116654547","https://openalex.org/W3207165759","https://openalex.org/W4285803851","https://openalex.org/W4293192731","https://openalex.org/W4367359514","https://openalex.org/W4387475948","https://openalex.org/W4391128853","https://openalex.org/W4400111648"],"related_works":["https://openalex.org/W4252699458","https://openalex.org/W2545123933","https://openalex.org/W2585813813","https://openalex.org/W2041414401","https://openalex.org/W2042726296","https://openalex.org/W2096748030","https://openalex.org/W3016428515","https://openalex.org/W2160730947","https://openalex.org/W2747205507","https://openalex.org/W2917196883"],"abstract_inverted_index":{"Terahertz":[0],"video":[1,50],"synthetic":[2,51,60],"aperture":[3,52,61],"radar":[4,53],"(THz-ViSAR)":[5],"is":[6,73],"emerging":[7],"as":[8],"a":[9,98],"key":[10],"technology":[11],"for":[12,85,113],"dynamic":[13,144],"situational":[14],"awareness":[15],"and":[16,63,117],"precise":[17],"imaging":[18,137],"of":[19,33,129],"moving":[20],"targets.":[21],"However,":[22],"the":[23,31,34,39,59,65,69,127,130,134],"existing":[24],"systems":[25],"prioritize":[26],"high":[27],"frame":[28,141],"rates":[29,142],"at":[30],"expense":[32],"dwell":[35],"time,":[36],"which":[37,108],"degrades":[38],"azimuth":[40],"resolution.":[41],"To":[42],"address":[43],"this":[44],"issue,":[45],"we":[46],"propose":[47],"an":[48],"improved":[49],"(ViSAR)":[54],"framework":[55],"that":[56],"can":[57,109],"extend":[58],"time":[62],"improve":[64],"image":[66],"quality.":[67],"First,":[68],"keystone":[70],"transform":[71],"(KT)":[72],"utilized":[74],"to":[75,111],"correct":[76],"range":[77],"cell":[78],"migration,":[79],"enabling":[80],"accurate":[81],"phase":[82,100,106],"error":[83,101],"estimation":[84],"high-resolution":[86,119,136],"imaging.":[87],"Moreover,":[88],"unlike":[89],"traditional":[90],"methods":[91],"without":[92],"full-aperture":[93,99,120,135],"imaging,":[94],"our":[95],"technique":[96],"synthesizes":[97],"model":[102],"by":[103],"estimating":[104],"subaperture":[105],"errors,":[107],"contribute":[110],"compensate":[112],"overall":[114],"motion":[115],"errors":[116],"generate":[118],"SAR":[121],"images.":[122],"Airborne":[123],"field":[124],"experiments":[125],"demonstrate":[126],"effectiveness":[128],"proposed":[131],"method,":[132],"achieving":[133],"while":[138],"maintaining":[139],"practical":[140],"in":[143],"surveillance":[145],"scenarios.":[146]},"counts_by_year":[{"year":2025,"cited_by_count":5}],"updated_date":"2026-03-27T05:58:40.876381","created_date":"2025-10-10T00:00:00"}
