{"id":"https://openalex.org/W4388093877","doi":"https://doi.org/10.1109/tgrs.2023.3328392","title":"2-D Wavenumber Domain Autofocusing for High-Resolution Highly Squinted SAR Imaging Based on Equivalent Broadside Model","display_name":"2-D Wavenumber Domain Autofocusing for High-Resolution Highly Squinted SAR Imaging Based on Equivalent Broadside Model","publication_year":2023,"publication_date":"2023-01-01","ids":{"openalex":"https://openalex.org/W4388093877","doi":"https://doi.org/10.1109/tgrs.2023.3328392"},"language":"en","primary_location":{"id":"doi:10.1109/tgrs.2023.3328392","is_oa":false,"landing_page_url":"https://doi.org/10.1109/tgrs.2023.3328392","pdf_url":null,"source":{"id":"https://openalex.org/S111326731","display_name":"IEEE Transactions on Geoscience and Remote Sensing","issn_l":"0196-2892","issn":["0196-2892","1558-0644"],"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 Geoscience and Remote Sensing","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/A5078967068","display_name":"Yuhui Deng","orcid":"https://orcid.org/0000-0001-5927-9905"},"institutions":[{"id":"https://openalex.org/I149594827","display_name":"Xidian University","ror":"https://ror.org/05s92vm98","country_code":"CN","type":"education","lineage":["https://openalex.org/I149594827"]}],"countries":["CN"],"is_corresponding":true,"raw_author_name":"Yuhui Deng","raw_affiliation_strings":["National Key Laboratory of Radar Signal Processing, Xidian University, Xi&#x2019;an, China"],"raw_orcid":"https://orcid.org/0000-0001-5927-9905","affiliations":[{"raw_affiliation_string":"National Key Laboratory of Radar Signal Processing, Xidian University, Xi&#x2019;an, China","institution_ids":["https://openalex.org/I149594827"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5076178410","display_name":"Guang\u2010Cai Sun","orcid":"https://orcid.org/0000-0002-6482-0863"},"institutions":[{"id":"https://openalex.org/I149594827","display_name":"Xidian University","ror":"https://ror.org/05s92vm98","country_code":"CN","type":"education","lineage":["https://openalex.org/I149594827"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Guang-Cai Sun","raw_affiliation_strings":["National Key Laboratory of Radar Signal Processing, Xidian University, Xi&#x2019;an, China"],"raw_orcid":"https://orcid.org/0000-0002-6482-0863","affiliations":[{"raw_affiliation_string":"National Key Laboratory of Radar Signal Processing, Xidian University, Xi&#x2019;an, China","institution_ids":["https://openalex.org/I149594827"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5032061054","display_name":"Liang Han","orcid":null},"institutions":[{"id":"https://openalex.org/I149594827","display_name":"Xidian University","ror":"https://ror.org/05s92vm98","country_code":"CN","type":"education","lineage":["https://openalex.org/I149594827"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Liang Han","raw_affiliation_strings":["School of Optoelectronic Engineering, Xidian University, Xi&#x2019;an, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"School of Optoelectronic Engineering, Xidian University, Xi&#x2019;an, China","institution_ids":["https://openalex.org/I149594827"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5083359214","display_name":"Yuqi Wang","orcid":"https://orcid.org/0000-0003-2285-072X"},"institutions":[{"id":"https://openalex.org/I110440473","display_name":"Xi'an University of Science and Technology","ror":"https://ror.org/046fkpt18","country_code":"CN","type":"education","lineage":["https://openalex.org/I110440473"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Yuqi Wang","raw_affiliation_strings":["School of Communication and Information Engineering, Xi&#x2019;an University of Science and Technology, Xi&#x2019;an, China"],"raw_orcid":"https://orcid.org/0000-0003-2285-072X","affiliations":[{"raw_affiliation_string":"School of Communication and Information Engineering, Xi&#x2019;an University of Science and Technology, Xi&#x2019;an, China","institution_ids":["https://openalex.org/I110440473"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5100433559","display_name":"Yu Zhang","orcid":"https://orcid.org/0000-0002-4755-9579"},"institutions":[{"id":"https://openalex.org/I149594827","display_name":"Xidian University","ror":"https://ror.org/05s92vm98","country_code":"CN","type":"education","lineage":["https://openalex.org/I149594827"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Yu Zhang","raw_affiliation_strings":["Academy of Advanced Interdisciplinary Research, Xidian University, Xi&#x2019;an, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Academy of Advanced Interdisciplinary Research, Xidian University, Xi&#x2019;an, China","institution_ids":["https://openalex.org/I149594827"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5021408538","display_name":"Mengdao Xing","orcid":"https://orcid.org/0000-0002-4084-0915"},"institutions":[{"id":"https://openalex.org/I149594827","display_name":"Xidian University","ror":"https://ror.org/05s92vm98","country_code":"CN","type":"education","lineage":["https://openalex.org/I149594827"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Mengdao Xing","raw_affiliation_strings":["National Key Laboratory of Radar Signal Processing and the Academy of Advanced Interdisciplinary Research, Xidian University, Xi&#x2019;an, China"],"raw_orcid":"https://orcid.org/0000-0002-4084-0915","affiliations":[{"raw_affiliation_string":"National Key Laboratory of Radar Signal Processing and the Academy of Advanced Interdisciplinary Research, Xidian University, Xi&#x2019;an, China","institution_ids":["https://openalex.org/I149594827"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":6,"corresponding_author_ids":["https://openalex.org/A5078967068"],"corresponding_institution_ids":["https://openalex.org/I149594827"],"apc_list":null,"apc_paid":null,"fwci":4.8797,"has_fulltext":false,"cited_by_count":6,"citation_normalized_percentile":{"value":0.94984455,"is_in_top_1_percent":false,"is_in_top_10_percent":true},"cited_by_percentile_year":{"min":94,"max":98},"biblio":{"volume":"61","issue":null,"first_page":"1","last_page":"15"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11038","display_name":"Advanced SAR Imaging Techniques","score":0.9998999834060669,"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":0.9998999834060669,"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/T10801","display_name":"Synthetic Aperture Radar (SAR) Applications and Techniques","score":0.9980000257492065,"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":0.995199978351593,"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/synthetic-aperture-radar","display_name":"Synthetic aperture radar","score":0.7680337429046631},{"id":"https://openalex.org/keywords/wavenumber","display_name":"Wavenumber","score":0.7138973474502563},{"id":"https://openalex.org/keywords/azimuth","display_name":"Azimuth","score":0.6970437169075012},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.5291483998298645},{"id":"https://openalex.org/keywords/radar-imaging","display_name":"Radar imaging","score":0.4275064170360565},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.3581583499908447},{"id":"https://openalex.org/keywords/computer-vision","display_name":"Computer vision","score":0.3167206645011902},{"id":"https://openalex.org/keywords/optics","display_name":"Optics","score":0.26541778445243835},{"id":"https://openalex.org/keywords/radar","display_name":"Radar","score":0.24598392844200134},{"id":"https://openalex.org/keywords/physics","display_name":"Physics","score":0.19316506385803223},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.09453573822975159}],"concepts":[{"id":"https://openalex.org/C87360688","wikidata":"https://www.wikidata.org/wiki/Q740686","display_name":"Synthetic aperture radar","level":2,"score":0.7680337429046631},{"id":"https://openalex.org/C121130766","wikidata":"https://www.wikidata.org/wiki/Q192510","display_name":"Wavenumber","level":2,"score":0.7138973474502563},{"id":"https://openalex.org/C159737794","wikidata":"https://www.wikidata.org/wiki/Q124274","display_name":"Azimuth","level":2,"score":0.6970437169075012},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.5291483998298645},{"id":"https://openalex.org/C10929652","wikidata":"https://www.wikidata.org/wiki/Q7279985","display_name":"Radar imaging","level":3,"score":0.4275064170360565},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.3581583499908447},{"id":"https://openalex.org/C31972630","wikidata":"https://www.wikidata.org/wiki/Q844240","display_name":"Computer vision","level":1,"score":0.3167206645011902},{"id":"https://openalex.org/C120665830","wikidata":"https://www.wikidata.org/wiki/Q14620","display_name":"Optics","level":1,"score":0.26541778445243835},{"id":"https://openalex.org/C554190296","wikidata":"https://www.wikidata.org/wiki/Q47528","display_name":"Radar","level":2,"score":0.24598392844200134},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.19316506385803223},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.09453573822975159}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/tgrs.2023.3328392","is_oa":false,"landing_page_url":"https://doi.org/10.1109/tgrs.2023.3328392","pdf_url":null,"source":{"id":"https://openalex.org/S111326731","display_name":"IEEE Transactions on Geoscience and Remote Sensing","issn_l":"0196-2892","issn":["0196-2892","1558-0644"],"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 Geoscience and Remote Sensing","raw_type":"journal-article"}],"best_oa_location":null,"sustainable_development_goals":[],"awards":[{"id":"https://openalex.org/G3122155435","display_name":null,"funder_award_id":"U22B2015","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"},{"id":"https://openalex.org/G6837699568","display_name":null,"funder_award_id":"2022YFB3901604","funder_id":"https://openalex.org/F4320335777","funder_display_name":"National Key Research and Development Program of China"}],"funders":[{"id":"https://openalex.org/F4320321001","display_name":"National Natural Science Foundation of China","ror":"https://ror.org/01h0zpd94"},{"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":33,"referenced_works":["https://openalex.org/W1518796580","https://openalex.org/W1967460917","https://openalex.org/W1968818062","https://openalex.org/W1998292730","https://openalex.org/W2002740413","https://openalex.org/W2025943163","https://openalex.org/W2075418485","https://openalex.org/W2086736652","https://openalex.org/W2095533285","https://openalex.org/W2108265162","https://openalex.org/W2116008021","https://openalex.org/W2117638015","https://openalex.org/W2118198126","https://openalex.org/W2159722304","https://openalex.org/W2161745552","https://openalex.org/W2287155399","https://openalex.org/W2330565001","https://openalex.org/W2727765936","https://openalex.org/W2740900343","https://openalex.org/W2794201227","https://openalex.org/W2801065766","https://openalex.org/W2903172724","https://openalex.org/W3048838410","https://openalex.org/W3094722488","https://openalex.org/W3106046458","https://openalex.org/W3150667437","https://openalex.org/W3202470209","https://openalex.org/W3217697949","https://openalex.org/W4312588616","https://openalex.org/W4313196042","https://openalex.org/W4323896964","https://openalex.org/W4362590705","https://openalex.org/W6601421841"],"related_works":["https://openalex.org/W2068843146","https://openalex.org/W2462749609","https://openalex.org/W2545123933","https://openalex.org/W2585813813","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":{"The":[0],"wavenumber":[1,132,143,161],"domain":[2,133,144,162],"algorithm":[3,71,146,193],"is":[4,82,134,147,172],"an":[5,23,78],"ideal":[6,24],"solution":[7],"for":[8,28,48,72,194],"high-resolution":[9],"and":[10,43,95,120,158,178,188],"highly":[11],"squinted":[12],"(HRHS)":[13],"synthetic":[14],"aperture":[15],"radar":[16],"(SAR)":[17],"imaging":[18],"in":[19,84,129],"the":[20,33,49,54,102,107,124,130,138,150,153,159,167,186,191],"case":[21],"of":[22,190],"straight":[25],"trajectory.":[26],"However,":[27],"airborne":[29],"HRHS":[30,50,55,65,73,103,169,195],"SAR":[31,56,66,74,104,110,170,196],"imaging,":[32],"Stolt":[34],"mapping":[35],"leads":[36],"to":[37,58,100,116,137,184],"nonsystematic":[38],"range":[39,45,92],"cell":[40],"migration":[41],"(NsRCM)":[42],"secondary":[44],"compression":[46],"(SRC)":[47],"SAR,":[51],"which":[52,112],"causes":[53],"image":[57],"defocus":[59],"severely.":[60],"To":[61],"obtain":[62],"a":[63,68,140],"well-focused":[64,168],"image,":[67],"new":[69],"autofocusing":[70,145],"imagery":[75,171],"based":[76,175],"on":[77,176],"equivalent":[79,108],"broadside":[80,109],"model":[81],"proposed":[83,148,192],"this":[85],"article.":[86],"After":[87,122],"coarse":[88],"motion":[89,125],"compensation,":[90],"linear":[91],"walk":[93],"correction":[94],"azimuth":[96,155],"resampling":[97],"are":[98,181],"employed":[99],"transform":[101],"data":[105,180],"into":[106],"data,":[111],"has":[113],"been":[114],"proved":[115],"greatly":[117],"reduce":[118],"NsRCM":[119],"SRC.":[121],"that,":[123],"error":[126,157,164],"prior":[127],"structure":[128],"2-D":[131,142,160],"revealed.":[135],"According":[136],"structure,":[139],"novel":[141],"by":[149],"relationship":[151],"between":[152],"1-D":[154],"phase":[156,163],"correction.":[165],"Finally,":[166],"obtained.":[173],"Experiments":[174],"simulated":[177],"acquired":[179],"carried":[182],"out":[183],"verify":[185],"necessity":[187],"effectiveness":[189],"imaging.":[197]},"counts_by_year":[{"year":2025,"cited_by_count":4},{"year":2024,"cited_by_count":2}],"updated_date":"2026-03-27T05:58:40.876381","created_date":"2025-10-10T00:00:00"}
