{"id":"https://openalex.org/W2946683545","doi":"https://doi.org/10.1109/jstars.2019.2912993","title":"Azimuth Superresolution of Forward-Looking Radar Imaging Which Relies on Linearized Bregman","display_name":"Azimuth Superresolution of Forward-Looking Radar Imaging Which Relies on Linearized Bregman","publication_year":2019,"publication_date":"2019-05-14","ids":{"openalex":"https://openalex.org/W2946683545","doi":"https://doi.org/10.1109/jstars.2019.2912993","mag":"2946683545"},"language":"en","primary_location":{"id":"doi:10.1109/jstars.2019.2912993","is_oa":false,"landing_page_url":"https://doi.org/10.1109/jstars.2019.2912993","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":false,"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":null,"license_id":null,"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":false,"oa_status":"closed","oa_url":null,"any_repository_has_fulltext":false},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5053468104","display_name":"Qiping Zhang","orcid":"https://orcid.org/0000-0002-5005-0626"},"institutions":[{"id":"https://openalex.org/I150229711","display_name":"University of Electronic Science and Technology of China","ror":"https://ror.org/04qr3zq92","country_code":"CN","type":"education","lineage":["https://openalex.org/I150229711"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Qiping Zhang","raw_affiliation_strings":["School of Information and Communication Engineering, University of Electronic Science and Technology of China, Chengdu, Sichuan, China"],"raw_orcid":"https://orcid.org/0000-0002-5005-0626","affiliations":[{"raw_affiliation_string":"School of Information and Communication Engineering, University of Electronic Science and Technology of China, Chengdu, Sichuan, China","institution_ids":["https://openalex.org/I150229711"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5100343725","display_name":"Yin Zhang","orcid":"https://orcid.org/0000-0002-6761-2269"},"institutions":[{"id":"https://openalex.org/I150229711","display_name":"University of Electronic Science and Technology of China","ror":"https://ror.org/04qr3zq92","country_code":"CN","type":"education","lineage":["https://openalex.org/I150229711"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Yin Zhang","raw_affiliation_strings":["School of Information and Communication Engineering, University of Electronic Science and Technology of China, Chengdu, Sichuan, China"],"raw_orcid":"https://orcid.org/0000-0002-6761-2269","affiliations":[{"raw_affiliation_string":"School of Information and Communication Engineering, University of Electronic Science and Technology of China, Chengdu, Sichuan, China","institution_ids":["https://openalex.org/I150229711"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5027924825","display_name":"Yulin Huang","orcid":"https://orcid.org/0000-0003-3930-9323"},"institutions":[{"id":"https://openalex.org/I150229711","display_name":"University of Electronic Science and Technology of China","ror":"https://ror.org/04qr3zq92","country_code":"CN","type":"education","lineage":["https://openalex.org/I150229711"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Yulin Huang","raw_affiliation_strings":["School of Information and Communication Engineering, University of Electronic Science and Technology of China, Chengdu, Sichuan, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"School of Information and Communication Engineering, University of Electronic Science and Technology of China, Chengdu, Sichuan, China","institution_ids":["https://openalex.org/I150229711"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5100736674","display_name":"Yongchao Zhang","orcid":"https://orcid.org/0000-0001-5634-6156"},"institutions":[{"id":"https://openalex.org/I150229711","display_name":"University of Electronic Science and Technology of China","ror":"https://ror.org/04qr3zq92","country_code":"CN","type":"education","lineage":["https://openalex.org/I150229711"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Yongchao Zhang","raw_affiliation_strings":["School of Information and Communication Engineering, University of Electronic Science and Technology of China, Chengdu, Sichuan, China"],"raw_orcid":"https://orcid.org/0000-0001-5634-6156","affiliations":[{"raw_affiliation_string":"School of Information and Communication Engineering, University of Electronic Science and Technology of China, Chengdu, Sichuan, China","institution_ids":["https://openalex.org/I150229711"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":1,"corresponding_author_ids":[],"corresponding_institution_ids":["https://openalex.org/I150229711"],"apc_list":{"value":1250,"currency":"USD","value_usd":1250},"apc_paid":null,"fwci":44.9712,"has_fulltext":false,"cited_by_count":39,"citation_normalized_percentile":{"value":0.99572283,"is_in_top_1_percent":true,"is_in_top_10_percent":true},"cited_by_percentile_year":{"min":96,"max":99},"biblio":{"volume":"12","issue":"7","first_page":"2032","last_page":"2043"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11038","display_name":"Advanced SAR Imaging Techniques","score":0.9998000264167786,"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":0.9998000264167786,"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":0.9994000196456909,"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/T10891","display_name":"Radar Systems and Signal Processing","score":0.9990000128746033,"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/deconvolution","display_name":"Deconvolution","score":0.7683649063110352},{"id":"https://openalex.org/keywords/azimuth","display_name":"Azimuth","score":0.7596721649169922},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.6165988445281982},{"id":"https://openalex.org/keywords/radar","display_name":"Radar","score":0.5309485793113708},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.515047550201416},{"id":"https://openalex.org/keywords/maximum-a-posteriori-estimation","display_name":"Maximum a posteriori estimation","score":0.5065325498580933},{"id":"https://openalex.org/keywords/convex-optimization","display_name":"Convex optimization","score":0.49613890051841736},{"id":"https://openalex.org/keywords/radar-imaging","display_name":"Radar imaging","score":0.47416797280311584},{"id":"https://openalex.org/keywords/noise","display_name":"Noise (video)","score":0.4144192337989807},{"id":"https://openalex.org/keywords/mathematical-optimization","display_name":"Mathematical optimization","score":0.39376378059387207},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.31962308287620544},{"id":"https://openalex.org/keywords/regular-polygon","display_name":"Regular polygon","score":0.26259779930114746},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.24016252160072327},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.17909997701644897},{"id":"https://openalex.org/keywords/image","display_name":"Image (mathematics)","score":0.17873460054397583},{"id":"https://openalex.org/keywords/optics","display_name":"Optics","score":0.17350530624389648},{"id":"https://openalex.org/keywords/physics","display_name":"Physics","score":0.13334321975708008},{"id":"https://openalex.org/keywords/maximum-likelihood","display_name":"Maximum likelihood","score":0.09771168231964111}],"concepts":[{"id":"https://openalex.org/C174576160","wikidata":"https://www.wikidata.org/wiki/Q1183700","display_name":"Deconvolution","level":2,"score":0.7683649063110352},{"id":"https://openalex.org/C159737794","wikidata":"https://www.wikidata.org/wiki/Q124274","display_name":"Azimuth","level":2,"score":0.7596721649169922},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.6165988445281982},{"id":"https://openalex.org/C554190296","wikidata":"https://www.wikidata.org/wiki/Q47528","display_name":"Radar","level":2,"score":0.5309485793113708},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.515047550201416},{"id":"https://openalex.org/C9810830","wikidata":"https://www.wikidata.org/wiki/Q635384","display_name":"Maximum a posteriori estimation","level":3,"score":0.5065325498580933},{"id":"https://openalex.org/C157972887","wikidata":"https://www.wikidata.org/wiki/Q463359","display_name":"Convex optimization","level":3,"score":0.49613890051841736},{"id":"https://openalex.org/C10929652","wikidata":"https://www.wikidata.org/wiki/Q7279985","display_name":"Radar imaging","level":3,"score":0.47416797280311584},{"id":"https://openalex.org/C99498987","wikidata":"https://www.wikidata.org/wiki/Q2210247","display_name":"Noise (video)","level":3,"score":0.4144192337989807},{"id":"https://openalex.org/C126255220","wikidata":"https://www.wikidata.org/wiki/Q141495","display_name":"Mathematical optimization","level":1,"score":0.39376378059387207},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.31962308287620544},{"id":"https://openalex.org/C112680207","wikidata":"https://www.wikidata.org/wiki/Q714886","display_name":"Regular polygon","level":2,"score":0.26259779930114746},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.24016252160072327},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.17909997701644897},{"id":"https://openalex.org/C115961682","wikidata":"https://www.wikidata.org/wiki/Q860623","display_name":"Image (mathematics)","level":2,"score":0.17873460054397583},{"id":"https://openalex.org/C120665830","wikidata":"https://www.wikidata.org/wiki/Q14620","display_name":"Optics","level":1,"score":0.17350530624389648},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.13334321975708008},{"id":"https://openalex.org/C49781872","wikidata":"https://www.wikidata.org/wiki/Q1045555","display_name":"Maximum likelihood","level":2,"score":0.09771168231964111},{"id":"https://openalex.org/C2524010","wikidata":"https://www.wikidata.org/wiki/Q8087","display_name":"Geometry","level":1,"score":0.0},{"id":"https://openalex.org/C105795698","wikidata":"https://www.wikidata.org/wiki/Q12483","display_name":"Statistics","level":1,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/jstars.2019.2912993","is_oa":false,"landing_page_url":"https://doi.org/10.1109/jstars.2019.2912993","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":false,"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":null,"license_id":null,"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"}],"best_oa_location":null,"sustainable_development_goals":[],"awards":[{"id":"https://openalex.org/G1860448674","display_name":"\u673a\u8f7d\u96f7\u8fbe\u524d\u89c6\u6210\u50cf\u4e0e\u96fe\u973e\u5929\u5019\u4e0b\u7740\u9646\u6307\u793a\u65b9\u6cd5\u7814\u7a76","funder_award_id":"61671117","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":44,"referenced_works":["https://openalex.org/W1523506013","https://openalex.org/W1566087588","https://openalex.org/W1596948027","https://openalex.org/W1649997372","https://openalex.org/W1969266036","https://openalex.org/W1975704715","https://openalex.org/W1979709094","https://openalex.org/W1992609597","https://openalex.org/W1994495267","https://openalex.org/W2006752983","https://openalex.org/W2017848200","https://openalex.org/W2024080635","https://openalex.org/W2024729328","https://openalex.org/W2029141879","https://openalex.org/W2033468335","https://openalex.org/W2044774602","https://openalex.org/W2053861972","https://openalex.org/W2061617250","https://openalex.org/W2065513175","https://openalex.org/W2068247619","https://openalex.org/W2080312444","https://openalex.org/W2093928871","https://openalex.org/W2106923440","https://openalex.org/W2122192562","https://openalex.org/W2123031198","https://openalex.org/W2147298660","https://openalex.org/W2155515193","https://openalex.org/W2160821843","https://openalex.org/W2521794430","https://openalex.org/W2562531196","https://openalex.org/W2569109334","https://openalex.org/W2754841153","https://openalex.org/W2773828237","https://openalex.org/W2789493705","https://openalex.org/W2803285976","https://openalex.org/W2962733564","https://openalex.org/W3016719551","https://openalex.org/W3022640406","https://openalex.org/W3106359998","https://openalex.org/W4298293704","https://openalex.org/W6631420290","https://openalex.org/W6636781400","https://openalex.org/W6681807782","https://openalex.org/W6775675878"],"related_works":["https://openalex.org/W3006474185","https://openalex.org/W3090782779","https://openalex.org/W4251527294","https://openalex.org/W4250106855","https://openalex.org/W2037261263","https://openalex.org/W3149087629","https://openalex.org/W4231036715","https://openalex.org/W2032074591","https://openalex.org/W2483195039","https://openalex.org/W1986156575"],"abstract_inverted_index":{"Forward-looking":[0],"radar":[1,69],"plays":[2],"an":[3],"important":[4],"role":[5],"in":[6,105],"many":[7,25],"military":[8],"and":[9,78,87,90,130,132,166,179],"civilian":[10],"fields.":[11],"However,":[12],"the":[13,34,74,83,92,106,117,125,134,141,148,172],"problem":[14,94,99],"of":[15,67,85,128,136],"low":[16,45],"azimuth":[17,32,65,142],"resolution":[18,43,143,167],"has":[19,151],"restricted":[20],"its":[21],"applications":[22],"seriously.":[23],"Although":[24],"methods":[26,36],"have":[27],"been":[28],"used":[29,73,114],"to":[30,63,81,115],"achieve":[31,64],"superresolution,":[33],"traditional":[35],"suffer":[37],"from":[38],"noise":[39,86,129],"amplification":[40],"or":[41],"limited":[42],"under":[44],"signal-to-noise":[46],"(SNR)":[47],"condition.":[48],"In":[49],"this":[50],"paper,":[51],"we":[52],"proposed":[53,122,149],"a":[54,96,102,139],"Bayesian":[55,107],"deconvolution":[56],"method":[57,123,150],"which":[58],"relies":[59],"on":[60],"linearized":[61,110],"Bregman":[62,111],"superresolution":[66,93],"forward-looking":[68],"imaging.":[70],"We":[71],"first":[72],"complex":[75],"Gaussian":[76],"distribution":[77,80,84],"Laplace":[79],"describe":[82],"targets,":[88],"respectively,":[89],"transformed":[91],"into":[95,169],"convex":[97,118],"optimization":[98,119],"by":[100,155,177],"maximum":[101],"posteriori":[103],"estimation":[104],"framework.":[108],"Second,":[109],"algorithm":[112],"was":[113,175],"solve":[116],"problem.":[120],"The":[121],"introduces":[124],"prior":[126],"information":[127],"target,":[131],"overcomes":[133],"ill-posedness":[135],"deconvolution.":[137],"As":[138],"result,":[140],"is":[144],"remarkably":[145],"enhanced.":[146],"Besides,":[147],"high":[152],"computational":[153],"efficiency":[154],"linearizing":[156],"objection":[157],"function,":[158],"so":[159],"it":[160],"can":[161],"take":[162],"both":[163],"time":[164],"cost":[165],"improvement":[168],"consideration.":[170],"Finally,":[171],"superior":[173],"performance":[174],"verified":[176],"simulation":[178],"experimental":[180],"data.":[181]},"counts_by_year":[{"year":2026,"cited_by_count":2},{"year":2025,"cited_by_count":6},{"year":2024,"cited_by_count":3},{"year":2023,"cited_by_count":3},{"year":2022,"cited_by_count":3},{"year":2021,"cited_by_count":10},{"year":2020,"cited_by_count":7},{"year":2019,"cited_by_count":5}],"updated_date":"2025-11-06T03:46:38.306776","created_date":"2025-10-10T00:00:00"}