{"id":"https://openalex.org/W3094698809","doi":"https://doi.org/10.1109/tgrs.2020.3033534","title":"NESZ Estimation and Calibration for Gaofen-3 Polarimetric Products by the Minimum Noise Envelope Estimator","display_name":"NESZ Estimation and Calibration for Gaofen-3 Polarimetric Products by the Minimum Noise Envelope Estimator","publication_year":2020,"publication_date":"2020-11-06","ids":{"openalex":"https://openalex.org/W3094698809","doi":"https://doi.org/10.1109/tgrs.2020.3033534","mag":"3094698809"},"language":"en","primary_location":{"id":"doi:10.1109/tgrs.2020.3033534","is_oa":false,"landing_page_url":"https://doi.org/10.1109/tgrs.2020.3033534","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/A5010850496","display_name":"Lei Shi","orcid":"https://orcid.org/0000-0001-7567-5510"},"institutions":[{"id":"https://openalex.org/I37461747","display_name":"Wuhan University","ror":"https://ror.org/033vjfk17","country_code":"CN","type":"education","lineage":["https://openalex.org/I37461747"]},{"id":"https://openalex.org/I4210118728","display_name":"State Key Laboratory of Information Engineering in Surveying Mapping and Remote Sensing","ror":"https://ror.org/02bpap860","country_code":"CN","type":"facility","lineage":["https://openalex.org/I4210118728"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Lei Shi","raw_affiliation_strings":["State Key Laboratory of Information Engineering in Surveying, Mapping and Remote Sensing, Wuhan University, Wuhan, China"],"raw_orcid":"https://orcid.org/0000-0001-7567-5510","affiliations":[{"raw_affiliation_string":"State Key Laboratory of Information Engineering in Surveying, Mapping and Remote Sensing, Wuhan University, Wuhan, China","institution_ids":["https://openalex.org/I4210118728","https://openalex.org/I37461747"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5063768718","display_name":"Le Yang","orcid":"https://orcid.org/0000-0002-0302-664X"},"institutions":[{"id":"https://openalex.org/I37461747","display_name":"Wuhan University","ror":"https://ror.org/033vjfk17","country_code":"CN","type":"education","lineage":["https://openalex.org/I37461747"]},{"id":"https://openalex.org/I4210118728","display_name":"State Key Laboratory of Information Engineering in Surveying Mapping and Remote Sensing","ror":"https://ror.org/02bpap860","country_code":"CN","type":"facility","lineage":["https://openalex.org/I4210118728"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Le Yang","raw_affiliation_strings":["State Key Laboratory of Information Engineering in Surveying, Mapping and Remote Sensing, Wuhan University, Wuhan, China"],"raw_orcid":"https://orcid.org/0000-0002-0302-664X","affiliations":[{"raw_affiliation_string":"State Key Laboratory of Information Engineering in Surveying, Mapping and Remote Sensing, Wuhan University, Wuhan, China","institution_ids":["https://openalex.org/I4210118728","https://openalex.org/I37461747"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5025027062","display_name":"Lingli Zhao","orcid":"https://orcid.org/0000-0001-8838-224X"},"institutions":[{"id":"https://openalex.org/I37461747","display_name":"Wuhan University","ror":"https://ror.org/033vjfk17","country_code":"CN","type":"education","lineage":["https://openalex.org/I37461747"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Lingli Zhao","raw_affiliation_strings":["School of Remote Sensing and Information Engineering, Wuhan University, Wuhan, China"],"raw_orcid":"https://orcid.org/0000-0001-8838-224X","affiliations":[{"raw_affiliation_string":"School of Remote Sensing and Information Engineering, Wuhan University, Wuhan, China","institution_ids":["https://openalex.org/I37461747"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5000898259","display_name":"Pingxiang Li","orcid":null},"institutions":[{"id":"https://openalex.org/I37461747","display_name":"Wuhan University","ror":"https://ror.org/033vjfk17","country_code":"CN","type":"education","lineage":["https://openalex.org/I37461747"]},{"id":"https://openalex.org/I4210118728","display_name":"State Key Laboratory of Information Engineering in Surveying Mapping and Remote Sensing","ror":"https://ror.org/02bpap860","country_code":"CN","type":"facility","lineage":["https://openalex.org/I4210118728"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Pingxiang Li","raw_affiliation_strings":["State Key Laboratory of Information Engineering in Surveying, Mapping and Remote Sensing, Wuhan University, Wuhan, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"State Key Laboratory of Information Engineering in Surveying, Mapping and Remote Sensing, Wuhan University, Wuhan, China","institution_ids":["https://openalex.org/I4210118728","https://openalex.org/I37461747"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5100681895","display_name":"Jie Yang","orcid":"https://orcid.org/0000-0002-2734-5071"},"institutions":[{"id":"https://openalex.org/I37461747","display_name":"Wuhan University","ror":"https://ror.org/033vjfk17","country_code":"CN","type":"education","lineage":["https://openalex.org/I37461747"]},{"id":"https://openalex.org/I4210118728","display_name":"State Key Laboratory of Information Engineering in Surveying Mapping and Remote Sensing","ror":"https://ror.org/02bpap860","country_code":"CN","type":"facility","lineage":["https://openalex.org/I4210118728"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Jie Yang","raw_affiliation_strings":["State Key Laboratory of Information Engineering in Surveying, Mapping and Remote Sensing, Wuhan University, Wuhan, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"State Key Laboratory of Information Engineering in Surveying, Mapping and Remote Sensing, Wuhan University, Wuhan, China","institution_ids":["https://openalex.org/I4210118728","https://openalex.org/I37461747"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5100673818","display_name":"Liangpei Zhang","orcid":"https://orcid.org/0000-0001-6890-3650"},"institutions":[{"id":"https://openalex.org/I37461747","display_name":"Wuhan University","ror":"https://ror.org/033vjfk17","country_code":"CN","type":"education","lineage":["https://openalex.org/I37461747"]},{"id":"https://openalex.org/I4210118728","display_name":"State Key Laboratory of Information Engineering in Surveying Mapping and Remote Sensing","ror":"https://ror.org/02bpap860","country_code":"CN","type":"facility","lineage":["https://openalex.org/I4210118728"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Liangpei Zhang","raw_affiliation_strings":["State Key Laboratory of Information Engineering in Surveying, Mapping and Remote Sensing, Wuhan University, Wuhan, China"],"raw_orcid":"https://orcid.org/0000-0001-6890-3650","affiliations":[{"raw_affiliation_string":"State Key Laboratory of Information Engineering in Surveying, Mapping and Remote Sensing, Wuhan University, Wuhan, China","institution_ids":["https://openalex.org/I4210118728","https://openalex.org/I37461747"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":2,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":11.157,"has_fulltext":false,"cited_by_count":11,"citation_normalized_percentile":{"value":0.97806829,"is_in_top_1_percent":false,"is_in_top_10_percent":true},"cited_by_percentile_year":{"min":89,"max":98},"biblio":{"volume":"59","issue":"9","first_page":"7517","last_page":"7534"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10801","display_name":"Synthetic Aperture Radar (SAR) Applications and Techniques","score":0.9955999851226807,"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/T10801","display_name":"Synthetic Aperture Radar (SAR) Applications and Techniques","score":0.9955999851226807,"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/T12316","display_name":"Oil Spill Detection and Mitigation","score":0.9941999912261963,"subfield":{"id":"https://openalex.org/subfields/2310","display_name":"Pollution"},"field":{"id":"https://openalex.org/fields/23","display_name":"Environmental Science"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T11061","display_name":"Ocean Waves and Remote Sensing","score":0.9787999987602234,"subfield":{"id":"https://openalex.org/subfields/1910","display_name":"Oceanography"},"field":{"id":"https://openalex.org/fields/19","display_name":"Earth and Planetary Sciences"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}}],"keywords":[{"id":"https://openalex.org/keywords/estimator","display_name":"Estimator","score":0.6850742101669312},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.5097000598907471},{"id":"https://openalex.org/keywords/noise","display_name":"Noise (video)","score":0.47151175141334534},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.43851232528686523},{"id":"https://openalex.org/keywords/remote-sensing","display_name":"Remote sensing","score":0.34477686882019043},{"id":"https://openalex.org/keywords/statistics","display_name":"Statistics","score":0.33134496212005615},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.3204750418663025},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.12581342458724976},{"id":"https://openalex.org/keywords/geography","display_name":"Geography","score":0.0925513505935669}],"concepts":[{"id":"https://openalex.org/C185429906","wikidata":"https://www.wikidata.org/wiki/Q1130160","display_name":"Estimator","level":2,"score":0.6850742101669312},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.5097000598907471},{"id":"https://openalex.org/C99498987","wikidata":"https://www.wikidata.org/wiki/Q2210247","display_name":"Noise (video)","level":3,"score":0.47151175141334534},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.43851232528686523},{"id":"https://openalex.org/C62649853","wikidata":"https://www.wikidata.org/wiki/Q199687","display_name":"Remote sensing","level":1,"score":0.34477686882019043},{"id":"https://openalex.org/C105795698","wikidata":"https://www.wikidata.org/wiki/Q12483","display_name":"Statistics","level":1,"score":0.33134496212005615},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.3204750418663025},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.12581342458724976},{"id":"https://openalex.org/C205649164","wikidata":"https://www.wikidata.org/wiki/Q1071","display_name":"Geography","level":0,"score":0.0925513505935669},{"id":"https://openalex.org/C115961682","wikidata":"https://www.wikidata.org/wiki/Q860623","display_name":"Image (mathematics)","level":2,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/tgrs.2020.3033534","is_oa":false,"landing_page_url":"https://doi.org/10.1109/tgrs.2020.3033534","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":[{"score":0.8700000047683716,"id":"https://metadata.un.org/sdg/14","display_name":"Life below water"}],"awards":[{"id":"https://openalex.org/G3439115083","display_name":null,"funder_award_id":"61971318","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"},{"id":"https://openalex.org/G4989588240","display_name":null,"funder_award_id":"42071295","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"},{"id":"https://openalex.org/G7952029638","display_name":null,"funder_award_id":"2019CFB484","funder_id":"https://openalex.org/F4320322186","funder_display_name":"Natural Science Foundation of Hubei Province"},{"id":"https://openalex.org/G8382857098","display_name":"\u65e0\u4eba\u5de5\u5b9a\u6807\u5668\u7684\u673a\u8f7dSAR\u5f71\u50cf\u6781\u5316\u5b9a\u6807\u7814\u7a76","funder_award_id":"41771377","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"},{"id":"https://openalex.org/F4320322186","display_name":"Natural Science Foundation of Hubei Province","ror":null}],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":32,"referenced_works":["https://openalex.org/W1972890361","https://openalex.org/W1981365660","https://openalex.org/W1985226606","https://openalex.org/W2003244310","https://openalex.org/W2014824383","https://openalex.org/W2025765237","https://openalex.org/W2030069630","https://openalex.org/W2052741019","https://openalex.org/W2071923233","https://openalex.org/W2089317444","https://openalex.org/W2090664287","https://openalex.org/W2142810222","https://openalex.org/W2157664157","https://openalex.org/W2162181979","https://openalex.org/W2486602464","https://openalex.org/W2549025317","https://openalex.org/W2595708395","https://openalex.org/W2765498694","https://openalex.org/W2790229545","https://openalex.org/W2791341808","https://openalex.org/W2792975162","https://openalex.org/W2800022307","https://openalex.org/W2801784032","https://openalex.org/W2898279724","https://openalex.org/W2900603976","https://openalex.org/W2902411352","https://openalex.org/W2927611741","https://openalex.org/W2944504360","https://openalex.org/W2951503817","https://openalex.org/W2982401104","https://openalex.org/W2998262506","https://openalex.org/W3002888269"],"related_works":["https://openalex.org/W2051487156","https://openalex.org/W2073681303","https://openalex.org/W4287880334","https://openalex.org/W4366700029","https://openalex.org/W2317200988","https://openalex.org/W3175363083","https://openalex.org/W4285230481","https://openalex.org/W4385769873","https://openalex.org/W2015759683","https://openalex.org/W4281634296"],"abstract_inverted_index":{"The":[0,20,58,219],"Chinese":[1],"Gaofen-3":[2,56,121,199,206,232],"satellite":[3],"currently":[4],"provides":[5],"us":[6],"with":[7,95,164,183],"an":[8,129],"open":[9],"way":[10],"to":[11,75,88,132,168,194,226],"access":[12],"fully":[13],"polarimetric":[14,80,200],"data":[15,233],"in":[16,35,46],"the":[17,32,55,69,77,83,96,102,116,120,134,138,147,151,154,165,172,180,187,196,205,216],"C-band":[18],"frequency.":[19],"noise":[21,34,97,111,229],"equivalent":[22],"sigma":[23],"zero":[24],"(NESZ)":[25],"is":[26,162,189,208],"a":[27,109,158,192],"crucial":[28],"factor":[29],"when":[30],"calibrating":[31],"additive":[33],"radar":[36,40],"imagery.":[37,81],"For":[38],"most":[39,71],"sensors,":[41],"NESZ":[42,78,197,207,221],"coefficients":[43,222],"are":[44,51,68,223],"stored":[45],"header":[47],"files,":[48],"but":[49],"these":[50],"not":[52],"provided":[53,224],"for":[54,115,231],"products.":[57,201],"minimum":[59,110,166],"eigenvalue":[60],"estimator":[61,66,113],"(MEE)":[62],"and":[63,140,160,186],"maximum":[64],"likelihood":[65],"(MLE)":[67],"two":[70],"common":[72],"techniques":[73],"used":[74],"derive":[76],"from":[79],"Nevertheless,":[82],"bias":[84],"has":[85],"been":[86],"found":[87,203],"be":[89],"higher":[90],"than":[91,211],"5":[92],"dB":[93],"compared":[94],"measurement":[98],"circuit":[99],"(NMC)":[100],"of":[101,119,137,153,198],"hardware.":[103],"In":[104,123,171],"this":[105,124],"article,":[106,125],"we":[107,126,175,178],"propose":[108],"envelope":[112],"(MNEE)":[114],"robust":[117],"estimation":[118],"NESZ.":[122],"carried":[127],"out":[128],"in-depth":[130],"investigation":[131],"analyze":[133],"error":[135],"sources":[136],"MEE":[139],"MLE":[141],"techniques.":[142],"Based":[143],"on":[144],"our":[145],"analysis,":[146],"MNEE":[148,161,188],"framework":[149],"requires":[150],"use":[152],"ocean":[155],"surface":[156],"as":[157,191],"reference,":[159],"combined":[163],"operation":[167],"suppress":[169],"overestimation.":[170],"experimental":[173],"section,":[174],"describe":[176],"how":[177],"validated":[179],"proposed":[181],"algorithm":[182],"Radarsat-2":[184],"images,":[185],"treated":[190],"tool":[193],"estimate":[195],"We":[202],"that":[204],"generally":[209],"less":[210],"-20":[212],"dB,":[213],"which":[214],"satisfies":[215],"design":[217],"specification.":[218],"range-dependent":[220],"here":[225],"allow":[227],"convenient":[228],"correction":[230],"users.":[234]},"counts_by_year":[{"year":2025,"cited_by_count":2},{"year":2024,"cited_by_count":2},{"year":2023,"cited_by_count":5},{"year":2022,"cited_by_count":1},{"year":2021,"cited_by_count":1}],"updated_date":"2026-03-27T05:58:40.876381","created_date":"2025-10-10T00:00:00"}
