{"id":"https://openalex.org/W3191757988","doi":"https://doi.org/10.3390/rs13163115","title":"A Novel Sub-Image Local Area Minimum Entropy Reconstruction Method for HRWS SAR Adaptive Unambiguous Imaging","display_name":"A Novel Sub-Image Local Area Minimum Entropy Reconstruction Method for HRWS SAR Adaptive Unambiguous Imaging","publication_year":2021,"publication_date":"2021-08-06","ids":{"openalex":"https://openalex.org/W3191757988","doi":"https://doi.org/10.3390/rs13163115","mag":"3191757988"},"language":"en","primary_location":{"id":"doi:10.3390/rs13163115","is_oa":true,"landing_page_url":"https://doi.org/10.3390/rs13163115","pdf_url":"https://www.mdpi.com/2072-4292/13/16/3115/pdf?version=1628253645","source":{"id":"https://openalex.org/S43295729","display_name":"Remote Sensing","issn_l":"2072-4292","issn":["2072-4292"],"is_oa":true,"is_in_doaj":true,"is_core":true,"host_organization":"https://openalex.org/P4310310987","host_organization_name":"Multidisciplinary Digital Publishing Institute","host_organization_lineage":["https://openalex.org/P4310310987"],"host_organization_lineage_names":["Multidisciplinary Digital Publishing Institute"],"type":"journal"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Remote Sensing","raw_type":"journal-article"},"type":"article","indexed_in":["crossref","doaj"],"open_access":{"is_oa":true,"oa_status":"gold","oa_url":"https://www.mdpi.com/2072-4292/13/16/3115/pdf?version=1628253645","any_repository_has_fulltext":true},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5103094604","display_name":"Liming Zhou","orcid":"https://orcid.org/0000-0002-2941-3357"},"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":"Liming Zhou","raw_affiliation_strings":["School of Information and Communication Engineering, University of Electronic Science and Technology of China, Chengdu 611731, China"],"affiliations":[{"raw_affiliation_string":"School of Information and Communication Engineering, University of Electronic Science and Technology of China, Chengdu 611731, China","institution_ids":["https://openalex.org/I150229711"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5100385993","display_name":"Xiaoling Zhang","orcid":"https://orcid.org/0000-0003-2343-3055"},"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":"Xiaoling Zhang","raw_affiliation_strings":["School of Information and Communication Engineering, University of Electronic Science and Technology of China, Chengdu 611731, China"],"affiliations":[{"raw_affiliation_string":"School of Information and Communication Engineering, University of Electronic Science and Technology of China, Chengdu 611731, China","institution_ids":["https://openalex.org/I150229711"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5071272571","display_name":"Xu Zhan","orcid":"https://orcid.org/0000-0003-2816-9791"},"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":"Xu Zhan","raw_affiliation_strings":["School of Information and Communication Engineering, University of Electronic Science and Technology of China, Chengdu 611731, China"],"affiliations":[{"raw_affiliation_string":"School of Information and Communication Engineering, University of Electronic Science and Technology of China, Chengdu 611731, China","institution_ids":["https://openalex.org/I150229711"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5048985808","display_name":"Liming Pu","orcid":"https://orcid.org/0000-0002-1197-3460"},"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":"Liming Pu","raw_affiliation_strings":["School of Information and Communication Engineering, University of Electronic Science and Technology of China, Chengdu 611731, China"],"affiliations":[{"raw_affiliation_string":"School of Information and Communication Engineering, University of Electronic Science and Technology of China, Chengdu 611731, China","institution_ids":["https://openalex.org/I150229711"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5082458788","display_name":"Tianwen Zhang","orcid":null},"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":"Tianwen Zhang","raw_affiliation_strings":["School of Information and Communication Engineering, University of Electronic Science and Technology of China, Chengdu 611731, China"],"affiliations":[{"raw_affiliation_string":"School of Information and Communication Engineering, University of Electronic Science and Technology of China, Chengdu 611731, China","institution_ids":["https://openalex.org/I150229711"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5088526370","display_name":"Jun Shi","orcid":"https://orcid.org/0000-0003-4520-8975"},"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":"Jun Shi","raw_affiliation_strings":["School of Information and Communication Engineering, University of Electronic Science and Technology of China, Chengdu 611731, China"],"affiliations":[{"raw_affiliation_string":"School of Information and Communication Engineering, University of Electronic Science and Technology of China, Chengdu 611731, China","institution_ids":["https://openalex.org/I150229711"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5080246113","display_name":"Shunjun Wei","orcid":"https://orcid.org/0000-0001-8091-9540"},"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":"Shunjun Wei","raw_affiliation_strings":["School of Information and Communication Engineering, University of Electronic Science and Technology of China, Chengdu 611731, China"],"affiliations":[{"raw_affiliation_string":"School of Information and Communication Engineering, University of Electronic Science and Technology of China, Chengdu 611731, China","institution_ids":["https://openalex.org/I150229711"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":7,"corresponding_author_ids":["https://openalex.org/A5100385993"],"corresponding_institution_ids":["https://openalex.org/I150229711"],"apc_list":{"value":2500,"currency":"CHF","value_usd":2707},"apc_paid":{"value":2500,"currency":"CHF","value_usd":2707},"fwci":6.2113,"has_fulltext":false,"cited_by_count":6,"citation_normalized_percentile":{"value":0.96183813,"is_in_top_1_percent":false,"is_in_top_10_percent":true},"cited_by_percentile_year":{"min":89,"max":97},"biblio":{"volume":"13","issue":"16","first_page":"3115","last_page":"3115"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11038","display_name":"Advanced SAR Imaging Techniques","score":1.0,"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":1.0,"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":0.9990000128746033,"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"}},{"id":"https://openalex.org/T11739","display_name":"Microwave Imaging and Scattering Analysis","score":0.9919999837875366,"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/computer-science","display_name":"Computer science","score":0.7643921375274658},{"id":"https://openalex.org/keywords/synthetic-aperture-radar","display_name":"Synthetic aperture radar","score":0.6587916612625122},{"id":"https://openalex.org/keywords/azimuth","display_name":"Azimuth","score":0.5237390995025635},{"id":"https://openalex.org/keywords/iterative-reconstruction","display_name":"Iterative reconstruction","score":0.509037435054779},{"id":"https://openalex.org/keywords/computer-vision","display_name":"Computer vision","score":0.46306532621383667},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.4307178258895874},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.4298297166824341},{"id":"https://openalex.org/keywords/entropy","display_name":"Entropy (arrow of time)","score":0.42921745777130127},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.15713748335838318}],"concepts":[{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.7643921375274658},{"id":"https://openalex.org/C87360688","wikidata":"https://www.wikidata.org/wiki/Q740686","display_name":"Synthetic aperture radar","level":2,"score":0.6587916612625122},{"id":"https://openalex.org/C159737794","wikidata":"https://www.wikidata.org/wiki/Q124274","display_name":"Azimuth","level":2,"score":0.5237390995025635},{"id":"https://openalex.org/C141379421","wikidata":"https://www.wikidata.org/wiki/Q6094427","display_name":"Iterative reconstruction","level":2,"score":0.509037435054779},{"id":"https://openalex.org/C31972630","wikidata":"https://www.wikidata.org/wiki/Q844240","display_name":"Computer vision","level":1,"score":0.46306532621383667},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.4307178258895874},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.4298297166824341},{"id":"https://openalex.org/C106301342","wikidata":"https://www.wikidata.org/wiki/Q4117933","display_name":"Entropy (arrow of time)","level":2,"score":0.42921745777130127},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.15713748335838318},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.0},{"id":"https://openalex.org/C2524010","wikidata":"https://www.wikidata.org/wiki/Q8087","display_name":"Geometry","level":1,"score":0.0},{"id":"https://openalex.org/C62520636","wikidata":"https://www.wikidata.org/wiki/Q944","display_name":"Quantum mechanics","level":1,"score":0.0}],"mesh":[],"locations_count":3,"locations":[{"id":"doi:10.3390/rs13163115","is_oa":true,"landing_page_url":"https://doi.org/10.3390/rs13163115","pdf_url":"https://www.mdpi.com/2072-4292/13/16/3115/pdf?version=1628253645","source":{"id":"https://openalex.org/S43295729","display_name":"Remote Sensing","issn_l":"2072-4292","issn":["2072-4292"],"is_oa":true,"is_in_doaj":true,"is_core":true,"host_organization":"https://openalex.org/P4310310987","host_organization_name":"Multidisciplinary Digital Publishing Institute","host_organization_lineage":["https://openalex.org/P4310310987"],"host_organization_lineage_names":["Multidisciplinary Digital Publishing Institute"],"type":"journal"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Remote Sensing","raw_type":"journal-article"},{"id":"pmh:oai:doaj.org/article:606576c538ba48adbb51dd9acc045be5","is_oa":true,"landing_page_url":"https://doaj.org/article/606576c538ba48adbb51dd9acc045be5","pdf_url":null,"source":{"id":"https://openalex.org/S112646816","display_name":"SHILAP Revista de lepidopterolog\u00eda","issn_l":"0300-5267","issn":["0300-5267","2340-4078"],"is_oa":true,"is_in_doaj":true,"is_core":false,"host_organization":null,"host_organization_name":null,"host_organization_lineage":[],"host_organization_lineage_names":[],"type":"journal"},"license":"cc-by-sa","license_id":"https://openalex.org/licenses/cc-by-sa","version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"Remote Sensing, Vol 13, Iss 16, p 3115 (2021)","raw_type":"article"},{"id":"pmh:oai:mdpi.com:/2072-4292/13/16/3115/","is_oa":true,"landing_page_url":"https://dx.doi.org/10.3390/rs13163115","pdf_url":null,"source":{"id":"https://openalex.org/S4306400947","display_name":"MDPI (MDPI AG)","issn_l":null,"issn":null,"is_oa":true,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I4210097602","host_organization_name":"Multidisciplinary Digital Publishing Institute (Switzerland)","host_organization_lineage":["https://openalex.org/I4210097602"],"host_organization_lineage_names":[],"type":"repository"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"Remote Sensing","raw_type":"Text"}],"best_oa_location":{"id":"doi:10.3390/rs13163115","is_oa":true,"landing_page_url":"https://doi.org/10.3390/rs13163115","pdf_url":"https://www.mdpi.com/2072-4292/13/16/3115/pdf?version=1628253645","source":{"id":"https://openalex.org/S43295729","display_name":"Remote Sensing","issn_l":"2072-4292","issn":["2072-4292"],"is_oa":true,"is_in_doaj":true,"is_core":true,"host_organization":"https://openalex.org/P4310310987","host_organization_name":"Multidisciplinary Digital Publishing Institute","host_organization_lineage":["https://openalex.org/P4310310987"],"host_organization_lineage_names":["Multidisciplinary Digital Publishing Institute"],"type":"journal"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Remote Sensing","raw_type":"journal-article"},"sustainable_development_goals":[{"id":"https://metadata.un.org/sdg/11","score":0.6600000262260437,"display_name":"Sustainable cities and communities"}],"awards":[{"id":"https://openalex.org/G4314628205","display_name":null,"funder_award_id":"No.61671113, 61501098, and 61571099","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"},{"id":"https://openalex.org/G4859381125","display_name":null,"funder_award_id":"No. 2017YFB0502700","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":true,"grobid_xml":true},"content_urls":{"pdf":"https://content.openalex.org/works/W3191757988.pdf","grobid_xml":"https://content.openalex.org/works/W3191757988.grobid-xml"},"referenced_works_count":35,"referenced_works":["https://openalex.org/W1512065934","https://openalex.org/W1982637204","https://openalex.org/W1991674608","https://openalex.org/W1993643171","https://openalex.org/W2016626869","https://openalex.org/W2024796374","https://openalex.org/W2049430141","https://openalex.org/W2070716153","https://openalex.org/W2072098921","https://openalex.org/W2080555455","https://openalex.org/W2097233876","https://openalex.org/W2120873140","https://openalex.org/W2140990782","https://openalex.org/W2145348268","https://openalex.org/W2146238397","https://openalex.org/W2330565001","https://openalex.org/W2333220640","https://openalex.org/W2580275194","https://openalex.org/W2595769796","https://openalex.org/W2608561007","https://openalex.org/W2732849640","https://openalex.org/W2767691372","https://openalex.org/W2769751456","https://openalex.org/W2789848986","https://openalex.org/W2807716068","https://openalex.org/W2895893630","https://openalex.org/W2943995390","https://openalex.org/W2944927189","https://openalex.org/W2947817652","https://openalex.org/W2981864880","https://openalex.org/W2982069349","https://openalex.org/W2991289687","https://openalex.org/W3016294092","https://openalex.org/W3126367061","https://openalex.org/W3214953536"],"related_works":["https://openalex.org/W3006474185","https://openalex.org/W2483195039","https://openalex.org/W2048211457","https://openalex.org/W2281797687","https://openalex.org/W2358411735","https://openalex.org/W4250650723","https://openalex.org/W2611761074","https://openalex.org/W2068843146","https://openalex.org/W2462749609","https://openalex.org/W4387698255"],"abstract_inverted_index":{"Multichannel":[0],"high-resolution":[1],"and":[2,51,131,166,210],"wide-swath":[3],"(HRWS)":[4],"synthetic":[5],"aperture":[6],"radar":[7],"(SAR)":[8],"is":[9,80,213],"a":[10,70,144],"vital":[11],"technique":[12],"for":[13,153,215],"modern":[14],"remote":[15],"sensing.":[16],"As":[17],"multichannel":[18],"SAR":[19,89,219],"systems":[20],"usually":[21],"face":[22],"the":[23,33,41,57,60,87,97,103,109,127,132,139,148,151,156,161,169,174,182,185,189,203,216,227],"problem":[24],"of":[25,59,99,147,184,205,226],"azimuth":[26,31],"nonuniform":[27],"sampling":[28],"resulting":[29],"in":[30,67],"ambiguity,":[32],"conventional":[34],"reconstruction":[35,61,77,129,164,176],"methods":[36],"are":[37,105,158],"adopted":[38],"to":[39,86,96,125,172],"obtain":[40,126,173],"uniformly":[42],"sampled":[43],"signal.":[44],"However,":[45],"various":[46,92],"errors,":[47,53],"especially":[48],"amplitude,":[49],"phase,":[50,134],"baseline":[52],"always":[54],"significantly":[55],"degrade":[56],"performance":[58],"methods.":[62],"To":[63],"solve":[64],"this":[65,68],"problem,":[66],"paper,":[69],"novel":[71],"sub-image":[72,120,149],"local":[73,121,145],"area":[74,122,146],"minimum":[75,123],"entropy":[76,124],"method":[78],"(SILAMER)":[79],"proposed,":[81],"which":[82,135],"has":[83,192],"favorable":[84],"adaptability":[85],"HRWS":[88],"system":[90],"with":[91],"errors.":[93],"First,":[94],"according":[95],"idea":[98],"image":[100],"domain":[101],"reconstruction,":[102],"sub-images":[104,157],"generated":[106],"by":[107,142,160,168],"employing":[108],"back-projection":[110],"algorithm.":[111],"Then,":[112],"we":[113],"proposed":[114,186,190,228],"an":[115],"estimation":[116,140],"algorithm":[117,191],"based":[118],"on":[119],"optimal":[128,162],"coefficient":[130,165],"compensation":[133,170],"can":[136,199],"greatly":[137],"improve":[138],"efficiency":[141],"using":[143],"as":[150],"input":[152],"estimation.":[154],"Finally,":[155],"weighted":[159],"estimated":[163],"calibrated":[167],"phase":[171],"unambiguous":[175],"image.":[177],"The":[178,221],"experimental":[179],"results":[180],"verify":[181,223],"effectiveness":[183],"method.":[187,229],"Noticeably,":[188],"two":[193],"additional":[194],"advantages,":[195],"i.e.,":[196],"(1)":[197],"it":[198,212],"perform":[200],"well":[201],"under":[202],"condition":[204],"low":[206],"signal-to-noise":[207],"ratio":[208],"(SNR),":[209],"(2)":[211],"suitable":[214],"curved":[217],"trajectory":[218],"reconstruction.":[220],"simulations":[222],"these":[224],"advantages":[225]},"counts_by_year":[{"year":2024,"cited_by_count":2},{"year":2022,"cited_by_count":3},{"year":2021,"cited_by_count":1}],"updated_date":"2026-03-20T23:20:44.827607","created_date":"2025-10-10T00:00:00"}
