{"id":"https://openalex.org/W2994641142","doi":"https://doi.org/10.3390/rs11242943","title":"Improved Faraday Rotation Estimation in Spaceborne PolSAR Data Using Total Variation Denoising","display_name":"Improved Faraday Rotation Estimation in Spaceborne PolSAR Data Using Total Variation Denoising","publication_year":2019,"publication_date":"2019-12-09","ids":{"openalex":"https://openalex.org/W2994641142","doi":"https://doi.org/10.3390/rs11242943","mag":"2994641142"},"language":"en","primary_location":{"id":"doi:10.3390/rs11242943","is_oa":true,"landing_page_url":"https://doi.org/10.3390/rs11242943","pdf_url":"https://www.mdpi.com/2072-4292/11/24/2943/pdf?version=1575883503","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/2072-4292/11/24/2943/pdf?version=1575883503","any_repository_has_fulltext":true},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5015512373","display_name":"Wulong Guo","orcid":"https://orcid.org/0000-0002-9315-1750"},"institutions":[{"id":"https://openalex.org/I194716290","display_name":"China Academy of Space Technology","ror":"https://ror.org/025397a59","country_code":"CN","type":"government","lineage":["https://openalex.org/I194716290","https://openalex.org/I2802615301"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Wulong Guo","raw_affiliation_strings":["Qian Xuesen Laboratory of Space Technology, China Academy of Space Technology, Haidian district, Beijing 100094, China"],"affiliations":[{"raw_affiliation_string":"Qian Xuesen Laboratory of Space Technology, China Academy of Space Technology, Haidian district, Beijing 100094, China","institution_ids":["https://openalex.org/I194716290"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5100396471","display_name":"Lu Liu","orcid":"https://orcid.org/0000-0002-0641-7419"},"institutions":[{"id":"https://openalex.org/I194716290","display_name":"China Academy of Space Technology","ror":"https://ror.org/025397a59","country_code":"CN","type":"government","lineage":["https://openalex.org/I194716290","https://openalex.org/I2802615301"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Lu Liu","raw_affiliation_strings":["Qian Xuesen Laboratory of Space Technology, China Academy of Space Technology, Haidian district, Beijing 100094, China"],"affiliations":[{"raw_affiliation_string":"Qian Xuesen Laboratory of Space Technology, China Academy of Space Technology, Haidian district, Beijing 100094, China","institution_ids":["https://openalex.org/I194716290"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5114377956","display_name":"Bo Liu","orcid":null},"institutions":[{"id":"https://openalex.org/I194716290","display_name":"China Academy of Space Technology","ror":"https://ror.org/025397a59","country_code":"CN","type":"government","lineage":["https://openalex.org/I194716290","https://openalex.org/I2802615301"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Bo Liu","raw_affiliation_strings":["Qian Xuesen Laboratory of Space Technology, China Academy of Space Technology, Haidian district, Beijing 100094, China"],"affiliations":[{"raw_affiliation_string":"Qian Xuesen Laboratory of Space Technology, China Academy of Space Technology, Haidian district, Beijing 100094, China","institution_ids":["https://openalex.org/I194716290"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5100334622","display_name":"Liang Chen","orcid":"https://orcid.org/0000-0002-7083-6001"},"institutions":[{"id":"https://openalex.org/I194716290","display_name":"China Academy of Space Technology","ror":"https://ror.org/025397a59","country_code":"CN","type":"government","lineage":["https://openalex.org/I194716290","https://openalex.org/I2802615301"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Liang Chen","raw_affiliation_strings":["Qian Xuesen Laboratory of Space Technology, China Academy of Space Technology, Haidian district, Beijing 100094, China"],"affiliations":[{"raw_affiliation_string":"Qian Xuesen Laboratory of Space Technology, China Academy of Space Technology, Haidian district, Beijing 100094, China","institution_ids":["https://openalex.org/I194716290"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5101979758","display_name":"Haisheng Zhao","orcid":null},"institutions":[{"id":"https://openalex.org/I4210124847","display_name":"National Engineering Research Center of Electromagnetic Radiation Control Materials","ror":"https://ror.org/02k4dcs46","country_code":"CN","type":"facility","lineage":["https://openalex.org/I4210124847"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Haisheng Zhao","raw_affiliation_strings":["National Key Laboratory of Electromagnetic Environment, China Research Institute of Radiowave Propagation, Qingdao 266107, China"],"affiliations":[{"raw_affiliation_string":"National Key Laboratory of Electromagnetic Environment, China Research Institute of Radiowave Propagation, Qingdao 266107, China","institution_ids":["https://openalex.org/I4210124847"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5038433416","display_name":"Cheng Wang","orcid":"https://orcid.org/0000-0002-2290-4452"},"institutions":[{"id":"https://openalex.org/I194716290","display_name":"China Academy of Space Technology","ror":"https://ror.org/025397a59","country_code":"CN","type":"government","lineage":["https://openalex.org/I194716290","https://openalex.org/I2802615301"]}],"countries":["CN"],"is_corresponding":true,"raw_author_name":"Cheng Wang","raw_affiliation_strings":["Qian Xuesen Laboratory of Space Technology, China Academy of Space Technology, Haidian district, Beijing 100094, China"],"affiliations":[{"raw_affiliation_string":"Qian Xuesen Laboratory of Space Technology, China Academy of Space Technology, Haidian district, Beijing 100094, China","institution_ids":["https://openalex.org/I194716290"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":6,"corresponding_author_ids":["https://openalex.org/A5038433416"],"corresponding_institution_ids":["https://openalex.org/I194716290"],"apc_list":{"value":2500,"currency":"CHF","value_usd":2707},"apc_paid":{"value":2500,"currency":"CHF","value_usd":2707},"fwci":0.0,"has_fulltext":true,"cited_by_count":3,"citation_normalized_percentile":{"value":0.20072817,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":90,"max":98},"biblio":{"volume":"11","issue":"24","first_page":"2943","last_page":"2943"},"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":0.9997000098228455,"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":0.9997000098228455,"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/T11038","display_name":"Advanced SAR Imaging Techniques","score":0.991599977016449,"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/T11312","display_name":"Soil Moisture and Remote Sensing","score":0.991100013256073,"subfield":{"id":"https://openalex.org/subfields/2305","display_name":"Environmental Engineering"},"field":{"id":"https://openalex.org/fields/23","display_name":"Environmental Science"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}}],"keywords":[{"id":"https://openalex.org/keywords/remote-sensing","display_name":"Remote sensing","score":0.6361325979232788},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.5934346318244934},{"id":"https://openalex.org/keywords/noise-reduction","display_name":"Noise reduction","score":0.48777490854263306},{"id":"https://openalex.org/keywords/faraday-effect","display_name":"Faraday effect","score":0.4657749831676483},{"id":"https://openalex.org/keywords/noise","display_name":"Noise (video)","score":0.45405393838882446},{"id":"https://openalex.org/keywords/image-resolution","display_name":"Image resolution","score":0.43757399916648865},{"id":"https://openalex.org/keywords/synthetic-aperture-radar","display_name":"Synthetic aperture radar","score":0.43411171436309814},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.2383158802986145},{"id":"https://openalex.org/keywords/geology","display_name":"Geology","score":0.19731181859970093},{"id":"https://openalex.org/keywords/physics","display_name":"Physics","score":0.12215137481689453}],"concepts":[{"id":"https://openalex.org/C62649853","wikidata":"https://www.wikidata.org/wiki/Q199687","display_name":"Remote sensing","level":1,"score":0.6361325979232788},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.5934346318244934},{"id":"https://openalex.org/C163294075","wikidata":"https://www.wikidata.org/wiki/Q581861","display_name":"Noise reduction","level":2,"score":0.48777490854263306},{"id":"https://openalex.org/C207230154","wikidata":"https://www.wikidata.org/wiki/Q848501","display_name":"Faraday effect","level":3,"score":0.4657749831676483},{"id":"https://openalex.org/C99498987","wikidata":"https://www.wikidata.org/wiki/Q2210247","display_name":"Noise (video)","level":3,"score":0.45405393838882446},{"id":"https://openalex.org/C205372480","wikidata":"https://www.wikidata.org/wiki/Q210521","display_name":"Image resolution","level":2,"score":0.43757399916648865},{"id":"https://openalex.org/C87360688","wikidata":"https://www.wikidata.org/wiki/Q740686","display_name":"Synthetic aperture radar","level":2,"score":0.43411171436309814},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.2383158802986145},{"id":"https://openalex.org/C127313418","wikidata":"https://www.wikidata.org/wiki/Q1069","display_name":"Geology","level":0,"score":0.19731181859970093},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.12215137481689453},{"id":"https://openalex.org/C115961682","wikidata":"https://www.wikidata.org/wiki/Q860623","display_name":"Image (mathematics)","level":2,"score":0.0},{"id":"https://openalex.org/C115260700","wikidata":"https://www.wikidata.org/wiki/Q11408","display_name":"Magnetic field","level":2,"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":2,"locations":[{"id":"doi:10.3390/rs11242943","is_oa":true,"landing_page_url":"https://doi.org/10.3390/rs11242943","pdf_url":"https://www.mdpi.com/2072-4292/11/24/2943/pdf?version=1575883503","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:mdpi.com:/2072-4292/11/24/2943/","is_oa":true,"landing_page_url":"https://dx.doi.org/10.3390/rs11242943","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/rs11242943","is_oa":true,"landing_page_url":"https://doi.org/10.3390/rs11242943","pdf_url":"https://www.mdpi.com/2072-4292/11/24/2943/pdf?version=1575883503","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/14","score":0.44999998807907104,"display_name":"Life below water"}],"awards":[{"id":"https://openalex.org/G1231421488","display_name":null,"funder_award_id":"under","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"},{"id":"https://openalex.org/G2087396116","display_name":null,"funder_award_id":"China","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"},{"id":"https://openalex.org/G3317480652","display_name":null,"funder_award_id":"Science","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"},{"id":"https://openalex.org/G391238517","display_name":null,"funder_award_id":", and","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"},{"id":"https://openalex.org/G4466084329","display_name":null,"funder_award_id":"41604157","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"},{"id":"https://openalex.org/G5994120800","display_name":null,"funder_award_id":"Natural","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"},{"id":"https://openalex.org/G6070988307","display_name":null,"funder_award_id":"61871352","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"},{"id":"https://openalex.org/G8475818956","display_name":null,"funder_award_id":"41601483","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":true,"grobid_xml":true},"content_urls":{"pdf":"https://content.openalex.org/works/W2994641142.pdf","grobid_xml":"https://content.openalex.org/works/W2994641142.grobid-xml"},"referenced_works_count":24,"referenced_works":["https://openalex.org/W1509682307","https://openalex.org/W2011181254","https://openalex.org/W2028727259","https://openalex.org/W2033468335","https://openalex.org/W2053334100","https://openalex.org/W2062170254","https://openalex.org/W2076753192","https://openalex.org/W2103559027","https://openalex.org/W2108569753","https://openalex.org/W2113715579","https://openalex.org/W2115227911","https://openalex.org/W2135444188","https://openalex.org/W2142058898","https://openalex.org/W2167400582","https://openalex.org/W2168283052","https://openalex.org/W2168990628","https://openalex.org/W2171914719","https://openalex.org/W2588152794","https://openalex.org/W2768418216","https://openalex.org/W2901035943","https://openalex.org/W2906461641","https://openalex.org/W2914821336","https://openalex.org/W2976237584","https://openalex.org/W6685002216"],"related_works":["https://openalex.org/W1992838658","https://openalex.org/W2081222068","https://openalex.org/W2362319248","https://openalex.org/W1963492101","https://openalex.org/W2093020172","https://openalex.org/W2071306170","https://openalex.org/W2008518276","https://openalex.org/W3034789145","https://openalex.org/W4367628250","https://openalex.org/W2152662390"],"abstract_inverted_index":{"Faraday":[0],"rotation":[1],"(FR)":[2],"is":[3,24,72,122,178],"a":[4,73],"serious":[5],"problem":[6,23],"for":[7,32,87],"spaceborne":[8],"polarization":[9],"SAR":[10],"(PolSAR)":[11],"systems":[12,51],"at":[13],"L":[14],"and":[15,96,145,149,154,171],"P":[16],"bands.":[17],"One":[18],"way":[19],"to":[20,25,107],"solve":[21],"the":[22,27,46,55,63,67,99,116,129,162,172],"estimate":[26],"FR":[28,39,68,103,163,177],"from":[29,40],"PolSAR":[30,41],"data":[31,42,156],"further":[33],"compensation.":[34],"Therefore,":[35],"precise":[36],"estimation":[37],"of":[38,49,102],"not":[43],"only":[44],"determines":[45],"compensation":[47],"effect":[48],"polarimetric":[50],"but":[52],"also":[53],"benefits":[54],"ionospheric":[56],"sounding":[57],"with":[58,112,167],"high":[59,168],"spatial":[60,100,169],"resolution.":[61],"Among":[62],"factors":[64],"that":[65,183],"affect":[66],"estimation,":[69],"system":[70],"noise":[71,88,110,173],"non-neglectable":[74],"factor.":[75],"Although":[76],"average":[77],"filtering":[78],"(AF)":[79],"has":[80],"been":[81],"widely":[82],"used":[83],"in":[84,124,175],"previous":[85],"works":[86],"removing":[89],"it":[90],"depends":[91],"on":[92],"large":[93],"window":[94],"size,":[95],"therefore":[97],"reduces":[98],"resolution":[101,114,170],"estimation.":[104],"In":[105],"order":[106],"realize":[108],"optimal":[109],"suppression":[111],"minimized":[113],"loss,":[115],"total":[117],"variation":[118],"(TV)":[119],"denoising":[120],"method":[121],"applied":[123],"this":[125],"paper.":[126],"By":[127],"testing":[128],"Advanced":[130],"Land":[131],"Observing":[132],"Satellite":[133],"(ALOS)":[134],"Phased":[135],"Array":[136],"L-band":[137],"Synthetic":[138],"Aperture":[139],"Radar":[140],"(PALSAR)":[141],"full-pol":[142],"datasets,":[143],"TV":[144,160],"AF":[146],"are":[147],"compared":[148],"validated.":[150],"Results":[151],"using":[152],"synthetic":[153],"real":[155],"show":[157],"that,":[158],"after":[159,184],"denoising,":[161],"can":[164],"be":[165],"recovered":[166],"level":[174],"estimated":[176],"reduced":[179],"more":[180],"effectively":[181],"than":[182],"AF.":[185]},"counts_by_year":[{"year":2026,"cited_by_count":1},{"year":2025,"cited_by_count":1},{"year":2024,"cited_by_count":1}],"updated_date":"2026-04-10T15:06:20.359241","created_date":"2025-10-10T00:00:00"}
