{"id":"https://openalex.org/W3094439398","doi":"https://doi.org/10.1109/tgrs.2020.3027053","title":"Fast Sparse-TSVD Super-Resolution Method of Real Aperture Radar Forward-Looking Imaging","display_name":"Fast Sparse-TSVD Super-Resolution Method of Real Aperture Radar Forward-Looking Imaging","publication_year":2020,"publication_date":"2020-10-16","ids":{"openalex":"https://openalex.org/W3094439398","doi":"https://doi.org/10.1109/tgrs.2020.3027053","mag":"3094439398"},"language":"en","primary_location":{"id":"doi:10.1109/tgrs.2020.3027053","is_oa":false,"landing_page_url":"https://doi.org/10.1109/tgrs.2020.3027053","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/A5013652910","display_name":"Xingyu Tuo","orcid":"https://orcid.org/0000-0003-0118-2240"},"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":true,"raw_author_name":"Xingyu Tuo","raw_affiliation_strings":["School of Information and Communication Engineering, University of Electronic Science and Technology of China, Chengdu, China"],"affiliations":[{"raw_affiliation_string":"School of Information and Communication Engineering, University of Electronic Science and Technology of China, Chengdu, 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, China"],"affiliations":[{"raw_affiliation_string":"School of Information and Communication Engineering, University of Electronic Science and Technology of China, Chengdu, 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, China"],"affiliations":[{"raw_affiliation_string":"School of Information and Communication Engineering, University of Electronic Science and Technology of China, Chengdu, China","institution_ids":["https://openalex.org/I150229711"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5100660972","display_name":"Jianyu Yang","orcid":"https://orcid.org/0000-0002-4726-8384"},"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":"Jianyu Yang","raw_affiliation_strings":["School of Information and Communication Engineering, University of Electronic Science and Technology of China, Chengdu, China"],"affiliations":[{"raw_affiliation_string":"School of Information and Communication Engineering, University of Electronic Science and Technology of China, Chengdu, China","institution_ids":["https://openalex.org/I150229711"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":4,"corresponding_author_ids":["https://openalex.org/A5013652910"],"corresponding_institution_ids":["https://openalex.org/I150229711"],"apc_list":null,"apc_paid":null,"fwci":47.1784,"has_fulltext":false,"cited_by_count":52,"citation_normalized_percentile":{"value":0.99629744,"is_in_top_1_percent":true,"is_in_top_10_percent":true},"cited_by_percentile_year":{"min":96,"max":99},"biblio":{"volume":"59","issue":"8","first_page":"6609","last_page":"6620"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11038","display_name":"Advanced SAR Imaging Techniques","score":0.9994999766349792,"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":0.9994999766349792,"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":0.9983000159263611,"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/T10801","display_name":"Synthetic Aperture Radar (SAR) Applications and Techniques","score":0.9979000091552734,"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/singular-value-decomposition","display_name":"Singular value decomposition","score":0.5819883346557617},{"id":"https://openalex.org/keywords/dimension","display_name":"Dimension (graph theory)","score":0.5388805866241455},{"id":"https://openalex.org/keywords/matrix","display_name":"Matrix (chemical analysis)","score":0.5310505032539368},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.48302969336509705},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.3963100016117096},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.3941832184791565},{"id":"https://openalex.org/keywords/combinatorics","display_name":"Combinatorics","score":0.2494003176689148}],"concepts":[{"id":"https://openalex.org/C22789450","wikidata":"https://www.wikidata.org/wiki/Q420904","display_name":"Singular value decomposition","level":2,"score":0.5819883346557617},{"id":"https://openalex.org/C33676613","wikidata":"https://www.wikidata.org/wiki/Q13415176","display_name":"Dimension (graph theory)","level":2,"score":0.5388805866241455},{"id":"https://openalex.org/C106487976","wikidata":"https://www.wikidata.org/wiki/Q685816","display_name":"Matrix (chemical analysis)","level":2,"score":0.5310505032539368},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.48302969336509705},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.3963100016117096},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.3941832184791565},{"id":"https://openalex.org/C114614502","wikidata":"https://www.wikidata.org/wiki/Q76592","display_name":"Combinatorics","level":1,"score":0.2494003176689148},{"id":"https://openalex.org/C159985019","wikidata":"https://www.wikidata.org/wiki/Q181790","display_name":"Composite material","level":1,"score":0.0},{"id":"https://openalex.org/C192562407","wikidata":"https://www.wikidata.org/wiki/Q228736","display_name":"Materials science","level":0,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/tgrs.2020.3027053","is_oa":false,"landing_page_url":"https://doi.org/10.1109/tgrs.2020.3027053","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":[{"id":"https://metadata.un.org/sdg/11","score":0.44999998807907104,"display_name":"Sustainable cities and communities"}],"awards":[{"id":"https://openalex.org/G3873326007","display_name":null,"funder_award_id":"61901090","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":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":38,"referenced_works":["https://openalex.org/W1532204275","https://openalex.org/W1909467707","https://openalex.org/W1968735445","https://openalex.org/W1980364018","https://openalex.org/W1990381576","https://openalex.org/W2028598757","https://openalex.org/W2050881825","https://openalex.org/W2061577342","https://openalex.org/W2061617250","https://openalex.org/W2068859154","https://openalex.org/W2079276885","https://openalex.org/W2084744129","https://openalex.org/W2091256848","https://openalex.org/W2105900904","https://openalex.org/W2115767635","https://openalex.org/W2123640987","https://openalex.org/W2127915069","https://openalex.org/W2139084147","https://openalex.org/W2141670925","https://openalex.org/W2148427957","https://openalex.org/W2155473288","https://openalex.org/W2160821843","https://openalex.org/W2333895381","https://openalex.org/W2363563117","https://openalex.org/W2754841153","https://openalex.org/W2774441955","https://openalex.org/W2803285976","https://openalex.org/W2950020196","https://openalex.org/W2965024619","https://openalex.org/W2978523486","https://openalex.org/W2985368336","https://openalex.org/W3001455037","https://openalex.org/W3005369213","https://openalex.org/W3012177255","https://openalex.org/W3083978743","https://openalex.org/W3120069812","https://openalex.org/W6681192249","https://openalex.org/W6788344926"],"related_works":["https://openalex.org/W4391375266","https://openalex.org/W1979597421","https://openalex.org/W2007980826","https://openalex.org/W2051487156","https://openalex.org/W2061531152","https://openalex.org/W3002753104","https://openalex.org/W2077600819","https://openalex.org/W2142036596","https://openalex.org/W4287663927","https://openalex.org/W3087237336"],"abstract_inverted_index":{"Most":[0],"existing":[1],"super-resolution":[2,62],"imaging":[3,63],"methods":[4],"fail":[5],"to":[6,15,90,114,142,231,254],"work":[7],"in":[8,37,51,285],"low":[9,38,286],"signal-to-noise":[10],"ratio":[11],"(SNR)":[12],"condition":[13,288],"due":[14],"the":[16,22,42,72,78,83,92,99,125,128,184,194,199,208,218,233,237,240,266,276,282,296],"ill-posed":[17],"antenna":[18,101],"measurement":[19,102],"matrix,":[20],"but":[21,289],"sparse-truncated":[23],"singular":[24],"value":[25],"decomposition":[26],"(TSVD)":[27],"method":[28,45,64,74,230],"can":[29,189],"effectively":[30],"suppress":[31],"noise":[32],"and":[33,87,124,163,236,271],"improve":[34],"azimuth":[35,160,283],"resolution":[36,284],"SNR":[39,287],"condition.":[40],"However,":[41],"current":[43],"sparse-TSVD":[44,61,297],"encounters":[46],"large":[47],"computation":[48,188],"cost,":[49],"resulting":[50],"a":[52,59],"slow":[53],"algorithm":[54,267,278],"speed.":[55],"In":[56],"this":[57,222],"work,":[58],"fast":[60],"of":[65,80,98,127,183,239],"real":[66,272],"aperture":[67],"radar":[68],"is":[69,75,159,170,205,243],"proposed.":[70],"First,":[71],"proposed":[73,277],"based":[76,216],"on":[77,193,217],"results":[79],"TSVD,":[81],"using":[82],"truncated":[84],"unitary":[85],"matrix":[86,89,103,131,242],"diagonal":[88],"reconstruct":[91],"signal":[93],"convolution":[94],"model.":[95],"The":[96,269],"dimension":[97,126,238],"reconstructed":[100,129],"reduces":[104,132],"from":[105,133,245],"<inline-formula":[106,115,134,143,153,164,173,209,246,255],"xmlns:mml=\"http://www.w3.org/1998/Math/MathML\"":[107,116,135,144,154,165,174,210,247,256],"xmlns:xlink=\"http://www.w3.org/1999/xlink\">":[108,117,136,145,155,166,175,211,248,257],"<tex-math":[109,118,137,146,156,167,176,212,249,258],"notation=\"LaTeX\">$N":[110,138,177,250],"\\times":[111,120,139,148,251,260],"N$":[112,121,252],"</tex-math></inline-formula>":[113,122,141,150,158,169,180,214,253,262],"notation=\"LaTeX\">$k":[119,147,259],",":[123,151,263],"echo":[130],"1$":[140,149],"where":[152],"notation=\"LaTeX\">$N$":[157],"sampling":[161],"points":[162],"notation=\"LaTeX\">$k$":[168],"truncation":[171],"parameter,":[172],"\\gg":[178],"k$":[179,261],".":[181],"Much":[182],"expensive":[185],"matrix\u2013":[186],"multiplication":[187],"then":[190],"be":[191],"performed":[192],"smaller":[195],"matrices,":[196],"thereby":[197],"accelerating":[198],"algorithm.":[200],"Second,":[201],"an":[202],"objective":[203,234],"function":[204],"established":[206],"as":[207],"notation=\"LaTeX\">${l_{1}}$":[213],"constraint":[215],"regularization":[219],"strategy.":[220],"Lastly,":[221],"article":[223],"employs":[224],"iterative":[225],"reweighted":[226],"least":[227],"square":[228],"(IRLS)":[229],"solve":[232],"function,":[235],"reversed":[241],"lessened":[244],"speeding":[264],"up":[265],"further.":[268],"simulation":[270],"data":[273],"verify":[274],"that":[275],"not":[279],"only":[280],"improves":[281],"also":[290],"increases":[291],"computational":[292],"efficiency":[293],"compared":[294],"with":[295],"method.":[298]},"counts_by_year":[{"year":2026,"cited_by_count":1},{"year":2025,"cited_by_count":9},{"year":2024,"cited_by_count":12},{"year":2023,"cited_by_count":10},{"year":2022,"cited_by_count":11},{"year":2021,"cited_by_count":9}],"updated_date":"2026-03-27T14:29:43.386196","created_date":"2025-10-10T00:00:00"}
