{"id":"https://openalex.org/W4387917786","doi":"https://doi.org/10.1109/jstars.2023.3327196","title":"An MLE of Interferometric Coherence Matrix and its Applications in Multipolarimetric Interferometric Phase Optimization and Phase Series Estimation","display_name":"An MLE of Interferometric Coherence Matrix and its Applications in Multipolarimetric Interferometric Phase Optimization and Phase Series Estimation","publication_year":2023,"publication_date":"2023-01-01","ids":{"openalex":"https://openalex.org/W4387917786","doi":"https://doi.org/10.1109/jstars.2023.3327196"},"language":"en","primary_location":{"id":"doi:10.1109/jstars.2023.3327196","is_oa":true,"landing_page_url":"http://dx.doi.org/10.1109/jstars.2023.3327196","pdf_url":"https://ieeexplore.ieee.org/ielx7/4609443/4609444/10294181.pdf","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":true,"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":true,"oa_status":"gold","oa_url":"https://ieeexplore.ieee.org/ielx7/4609443/4609444/10294181.pdf","any_repository_has_fulltext":true},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5006780454","display_name":"Guobing Zeng","orcid":"https://orcid.org/0000-0002-1901-8695"},"institutions":[{"id":"https://openalex.org/I82880672","display_name":"Beihang University","ror":"https://ror.org/00wk2mp56","country_code":"CN","type":"education","lineage":["https://openalex.org/I82880672"]}],"countries":["CN"],"is_corresponding":true,"raw_author_name":"Guobing Zeng","raw_affiliation_strings":["School of Electronic and Information Engineering, Beihang University, Beijing, China"],"raw_orcid":"https://orcid.org/0000-0002-1901-8695","affiliations":[{"raw_affiliation_string":"School of Electronic and Information Engineering, Beihang University, Beijing, China","institution_ids":["https://openalex.org/I82880672"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5060688244","display_name":"Huaping Xu","orcid":"https://orcid.org/0000-0002-9559-3691"},"institutions":[{"id":"https://openalex.org/I82880672","display_name":"Beihang University","ror":"https://ror.org/00wk2mp56","country_code":"CN","type":"education","lineage":["https://openalex.org/I82880672"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Huaping Xu","raw_affiliation_strings":["School of Electronic and Information Engineering, Beihang University, Beijing, China"],"raw_orcid":"https://orcid.org/0000-0002-9559-3691","affiliations":[{"raw_affiliation_string":"School of Electronic and Information Engineering, Beihang University, Beijing, China","institution_ids":["https://openalex.org/I82880672"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5062908102","display_name":"Wei Liu","orcid":"https://orcid.org/0000-0003-2968-2888"},"institutions":[{"id":"https://openalex.org/I166337079","display_name":"Queen Mary University of London","ror":"https://ror.org/026zzn846","country_code":"GB","type":"education","lineage":["https://openalex.org/I124357947","https://openalex.org/I166337079"]}],"countries":["GB"],"is_corresponding":false,"raw_author_name":"Wei Liu","raw_affiliation_strings":["Department of Electronic Engineering and Computer Science, Queen Mary University of London, London, U.K"],"raw_orcid":"https://orcid.org/0000-0003-2968-2888","affiliations":[{"raw_affiliation_string":"Department of Electronic Engineering and Computer Science, Queen Mary University of London, London, U.K","institution_ids":["https://openalex.org/I166337079"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5048834901","display_name":"Aifang Liu","orcid":"https://orcid.org/0000-0002-3393-3806"},"institutions":[{"id":"https://openalex.org/I2800372957","display_name":"China Electronics Technology Group Corporation","ror":"https://ror.org/0098hst83","country_code":"CN","type":"company","lineage":["https://openalex.org/I2800372957"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Aifang Liu","raw_affiliation_strings":["China Electronics Technology Group Corporation 14th Research Institute, Nanjing, China"],"raw_orcid":"https://orcid.org/0000-0002-3393-3806","affiliations":[{"raw_affiliation_string":"China Electronics Technology Group Corporation 14th Research Institute, Nanjing, China","institution_ids":["https://openalex.org/I2800372957"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5101413601","display_name":"Yuan Wang","orcid":"https://orcid.org/0000-0001-7721-7863"},"institutions":[{"id":"https://openalex.org/I82880672","display_name":"Beihang University","ror":"https://ror.org/00wk2mp56","country_code":"CN","type":"education","lineage":["https://openalex.org/I82880672"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Yuan Wang","raw_affiliation_strings":["School of Electronic and Information Engineering, Beihang University, Beijing, China"],"raw_orcid":"https://orcid.org/0000-0001-7721-7863","affiliations":[{"raw_affiliation_string":"School of Electronic and Information Engineering, Beihang University, Beijing, China","institution_ids":["https://openalex.org/I82880672"]}]}],"institutions":[],"countries_distinct_count":2,"institutions_distinct_count":5,"corresponding_author_ids":["https://openalex.org/A5006780454"],"corresponding_institution_ids":["https://openalex.org/I82880672"],"apc_list":{"value":1250,"currency":"USD","value_usd":1250},"apc_paid":{"value":1250,"currency":"USD","value_usd":1250},"fwci":1.6108,"has_fulltext":true,"cited_by_count":2,"citation_normalized_percentile":{"value":0.89812377,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":90,"max":95},"biblio":{"volume":"16","issue":null,"first_page":"10007","last_page":"10021"},"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":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/T10801","display_name":"Synthetic Aperture Radar (SAR) Applications and 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/T11038","display_name":"Advanced SAR Imaging Techniques","score":0.993399977684021,"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":0.9876000285148621,"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/interferometry","display_name":"Interferometry","score":0.7284190058708191},{"id":"https://openalex.org/keywords/synthetic-aperture-radar","display_name":"Synthetic aperture radar","score":0.6869261264801025},{"id":"https://openalex.org/keywords/polarimetry","display_name":"Polarimetry","score":0.6558988690376282},{"id":"https://openalex.org/keywords/coherence","display_name":"Coherence (philosophical gambling strategy)","score":0.6098368763923645},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.5898118615150452},{"id":"https://openalex.org/keywords/interferometric-synthetic-aperture-radar","display_name":"Interferometric synthetic aperture radar","score":0.5219873189926147},{"id":"https://openalex.org/keywords/covariance-matrix","display_name":"Covariance matrix","score":0.5012810230255127},{"id":"https://openalex.org/keywords/remote-sensing","display_name":"Remote sensing","score":0.45179319381713867},{"id":"https://openalex.org/keywords/phase","display_name":"Phase (matter)","score":0.4442254602909088},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.424202561378479},{"id":"https://openalex.org/keywords/matrix","display_name":"Matrix (chemical analysis)","score":0.4105677306652069},{"id":"https://openalex.org/keywords/optics","display_name":"Optics","score":0.2596743702888489},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.1974792182445526},{"id":"https://openalex.org/keywords/physics","display_name":"Physics","score":0.15058663487434387},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.1489725410938263},{"id":"https://openalex.org/keywords/geology","display_name":"Geology","score":0.09243512153625488},{"id":"https://openalex.org/keywords/statistics","display_name":"Statistics","score":0.07556390762329102}],"concepts":[{"id":"https://openalex.org/C166689943","wikidata":"https://www.wikidata.org/wiki/Q850283","display_name":"Interferometry","level":2,"score":0.7284190058708191},{"id":"https://openalex.org/C87360688","wikidata":"https://www.wikidata.org/wiki/Q740686","display_name":"Synthetic aperture radar","level":2,"score":0.6869261264801025},{"id":"https://openalex.org/C28493345","wikidata":"https://www.wikidata.org/wiki/Q899381","display_name":"Polarimetry","level":3,"score":0.6558988690376282},{"id":"https://openalex.org/C2781181686","wikidata":"https://www.wikidata.org/wiki/Q4226068","display_name":"Coherence (philosophical gambling strategy)","level":2,"score":0.6098368763923645},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.5898118615150452},{"id":"https://openalex.org/C22286887","wikidata":"https://www.wikidata.org/wiki/Q1666056","display_name":"Interferometric synthetic aperture radar","level":3,"score":0.5219873189926147},{"id":"https://openalex.org/C185142706","wikidata":"https://www.wikidata.org/wiki/Q1134404","display_name":"Covariance matrix","level":2,"score":0.5012810230255127},{"id":"https://openalex.org/C62649853","wikidata":"https://www.wikidata.org/wiki/Q199687","display_name":"Remote sensing","level":1,"score":0.45179319381713867},{"id":"https://openalex.org/C44280652","wikidata":"https://www.wikidata.org/wiki/Q104837","display_name":"Phase (matter)","level":2,"score":0.4442254602909088},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.424202561378479},{"id":"https://openalex.org/C106487976","wikidata":"https://www.wikidata.org/wiki/Q685816","display_name":"Matrix (chemical analysis)","level":2,"score":0.4105677306652069},{"id":"https://openalex.org/C120665830","wikidata":"https://www.wikidata.org/wiki/Q14620","display_name":"Optics","level":1,"score":0.2596743702888489},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.1974792182445526},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.15058663487434387},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.1489725410938263},{"id":"https://openalex.org/C127313418","wikidata":"https://www.wikidata.org/wiki/Q1069","display_name":"Geology","level":0,"score":0.09243512153625488},{"id":"https://openalex.org/C105795698","wikidata":"https://www.wikidata.org/wiki/Q12483","display_name":"Statistics","level":1,"score":0.07556390762329102},{"id":"https://openalex.org/C62520636","wikidata":"https://www.wikidata.org/wiki/Q944","display_name":"Quantum mechanics","level":1,"score":0.0},{"id":"https://openalex.org/C191486275","wikidata":"https://www.wikidata.org/wiki/Q210028","display_name":"Scattering","level":2,"score":0.0},{"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":3,"locations":[{"id":"doi:10.1109/jstars.2023.3327196","is_oa":true,"landing_page_url":"http://dx.doi.org/10.1109/jstars.2023.3327196","pdf_url":"https://ieeexplore.ieee.org/ielx7/4609443/4609444/10294181.pdf","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":true,"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"},{"id":"pmh:oai:qmro.qmul.ac.uk:123456789/91664","is_oa":true,"landing_page_url":"https://qmro.qmul.ac.uk/xmlui/handle/123456789/91664","pdf_url":"https://qmro.qmul.ac.uk/xmlui/bitstream/123456789/91664/8/Liu%20An%20MLE%20of%20Interferometric%202023%20Accepted.pdf","source":{"id":"https://openalex.org/S4306400530","display_name":"Queen Mary Research Online (Queen Mary University of London)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I166337079","host_organization_name":"Queen Mary University of London","host_organization_lineage":["https://openalex.org/I166337079"],"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":"","raw_type":"Article"},{"id":"pmh:oai:doaj.org/article:c6ac7c5112ba4732820589d0d446b258","is_oa":true,"landing_page_url":"https://doaj.org/article/c6ac7c5112ba4732820589d0d446b258","pdf_url":null,"source":{"id":"https://openalex.org/S4306401280","display_name":"DOAJ (DOAJ: Directory of Open Access Journals)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":null,"host_organization_name":null,"host_organization_lineage":[],"host_organization_lineage_names":[],"type":"repository"},"license":"cc-by-sa","license_id":"https://openalex.org/licenses/cc-by-sa","version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"IEEE Journal of Selected Topics in Applied Earth Observations and Remote Sensing, Vol 16, Pp 10007-10021 (2023)","raw_type":"article"}],"best_oa_location":{"id":"doi:10.1109/jstars.2023.3327196","is_oa":true,"landing_page_url":"http://dx.doi.org/10.1109/jstars.2023.3327196","pdf_url":"https://ieeexplore.ieee.org/ielx7/4609443/4609444/10294181.pdf","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":true,"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"},"sustainable_development_goals":[],"awards":[{"id":"https://openalex.org/G3825791392","display_name":null,"funder_award_id":"U2241202","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/W4387917786.pdf","grobid_xml":"https://content.openalex.org/works/W4387917786.grobid-xml"},"referenced_works_count":39,"referenced_works":["https://openalex.org/W1512823873","https://openalex.org/W1538058927","https://openalex.org/W1569980640","https://openalex.org/W1973934579","https://openalex.org/W2001337397","https://openalex.org/W2008542193","https://openalex.org/W2034512073","https://openalex.org/W2052893527","https://openalex.org/W2077282160","https://openalex.org/W2080292346","https://openalex.org/W2098369207","https://openalex.org/W2106226795","https://openalex.org/W2116577232","https://openalex.org/W2118906935","https://openalex.org/W2120904336","https://openalex.org/W2123632763","https://openalex.org/W2125596771","https://openalex.org/W2150666780","https://openalex.org/W2240774825","https://openalex.org/W2299851271","https://openalex.org/W2531504555","https://openalex.org/W2588029345","https://openalex.org/W2785258564","https://openalex.org/W2785978490","https://openalex.org/W2790778532","https://openalex.org/W2808786503","https://openalex.org/W2944645859","https://openalex.org/W2950533368","https://openalex.org/W3087996830","https://openalex.org/W3114211234","https://openalex.org/W3128362354","https://openalex.org/W3183175596","https://openalex.org/W3199459880","https://openalex.org/W4210599112","https://openalex.org/W4249744610","https://openalex.org/W4290716919","https://openalex.org/W4293207280","https://openalex.org/W4319780158","https://openalex.org/W4387006013"],"related_works":["https://openalex.org/W2790032735","https://openalex.org/W2373310320","https://openalex.org/W2781934594","https://openalex.org/W4384163768","https://openalex.org/W4385499758","https://openalex.org/W4400088992","https://openalex.org/W2035593284","https://openalex.org/W2387499565","https://openalex.org/W3206958763","https://openalex.org/W2159160885"],"abstract_inverted_index":{"Multipolarimetric":[0],"synthetic":[1],"aperture":[2],"radar":[3],"(SAR)":[4],"interferometric":[5,37,49],"phase":[6,9,50,53],"optimization":[7,51,89],"and":[8,52,71,111,141,151],"series":[10,54],"estimation":[11,32],"have":[12],"received":[13],"a":[14,29],"lot":[15],"of":[16,66,75,125,153],"attentions":[17],"recently":[18],"from":[19],"the":[20,36,58,63,67,73,101,106,112,119,123,149,154],"polarimetry":[21],"SAR":[22],"interferometry":[23],"(PolInSAR)":[24],"community.":[25],"In":[26,91],"this":[27,98],"article,":[28],"maximum":[30],"likelihood":[31],"(MLE)":[33],"method":[34,110,121],"for":[35],"coherence":[38,60,69],"matrix":[39,61,70],"(ICM)":[40],"is":[41,44,83,94],"proposed,":[42],"which":[43],"further":[45],"applied":[46],"to":[47,118,147],"both":[48],"estimation.":[55],"By":[56],"modeling":[57],"PolInSAR":[59],"as":[62],"Kronecker":[64],"product":[65],"polarimetric":[68,134,138,144],"ICM,":[72],"MLE":[74,124],"ICM":[76],"under":[77],"complex":[78],"circular":[79],"Gaussian":[80],"distribution":[81],"hypothesis":[82],"acquired":[84],"through":[85],"an":[86],"alternate":[87],"iterative":[88],"method.":[90,156],"addition,":[92],"it":[93],"theoretically":[95],"proved":[96],"in":[97],"article":[99],"that":[100],"two":[102],"state-of-the-art":[103],"methods,":[104],"i.e.,":[105],"TP":[107],"(total":[108],"power)":[109],"MLE-MPPL":[113],"method,":[114],"are":[115,129],"suboptimal":[116],"compared":[117],"proposed":[120,155],"regarding":[122],"ICM.":[126],"Numerical":[127],"experiments":[128],"conducted":[130],"on":[131],"simulated":[132],"fully":[133,137],"data,":[135,140,146],"airborne":[136],"E-SAR":[139],"spaceborne":[142],"dual":[143],"Sentinel-1A":[145],"confirm":[148],"effectiveness":[150],"superiority":[152]},"counts_by_year":[{"year":2025,"cited_by_count":1},{"year":2024,"cited_by_count":1}],"updated_date":"2026-05-06T08:25:59.206177","created_date":"2025-10-10T00:00:00"}
