{"id":"https://openalex.org/W2759351035","doi":"https://doi.org/10.1109/tgrs.2017.2746420","title":"Nonlocal Filtering Applied to 3-D Reconstruction of Tomographic SAR Data","display_name":"Nonlocal Filtering Applied to 3-D Reconstruction of Tomographic SAR Data","publication_year":2017,"publication_date":"2017-09-20","ids":{"openalex":"https://openalex.org/W2759351035","doi":"https://doi.org/10.1109/tgrs.2017.2746420","mag":"2759351035"},"language":"en","primary_location":{"id":"doi:10.1109/tgrs.2017.2746420","is_oa":false,"landing_page_url":"https://doi.org/10.1109/tgrs.2017.2746420","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/A5046402625","display_name":"Olivier D\u2019Hondt","orcid":"https://orcid.org/0000-0003-1867-089X"},"institutions":[{"id":"https://openalex.org/I4577782","display_name":"Technische Universit\u00e4t Berlin","ror":"https://ror.org/03v4gjf40","country_code":"DE","type":"education","lineage":["https://openalex.org/I4577782"]}],"countries":["DE"],"is_corresponding":false,"raw_author_name":"Olivier D'Hondt","raw_affiliation_strings":["Computer Vision and Remote Sensing Group, Technische Universit\u00e4t Berlin, Berlin, Germany"],"raw_orcid":"https://orcid.org/0000-0003-1867-089X","affiliations":[{"raw_affiliation_string":"Computer Vision and Remote Sensing Group, Technische Universit\u00e4t Berlin, Berlin, Germany","institution_ids":["https://openalex.org/I4577782"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5103228763","display_name":"Carlos L\u00f3pez-Mart\u00ednez","orcid":"https://orcid.org/0000-0002-1366-9446"},"institutions":[{"id":"https://openalex.org/I4210112527","display_name":"Luxembourg Institute of Science and Technology","ror":"https://ror.org/01t178j62","country_code":"LU","type":"nonprofit","lineage":["https://openalex.org/I4210112527"]}],"countries":["LU"],"is_corresponding":false,"raw_author_name":"Carlos Lopez-Martinez","raw_affiliation_strings":["Remote Sensing and Eco-Hydrological Modelling Group, Luxembourg Institute of Science and Technology, Belvaux, Luxembourg"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Remote Sensing and Eco-Hydrological Modelling Group, Luxembourg Institute of Science and Technology, Belvaux, Luxembourg","institution_ids":["https://openalex.org/I4210112527"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5018952561","display_name":"St\u00e9phane Guillaso","orcid":"https://orcid.org/0000-0001-9805-9390"},"institutions":[{"id":"https://openalex.org/I4577782","display_name":"Technische Universit\u00e4t Berlin","ror":"https://ror.org/03v4gjf40","country_code":"DE","type":"education","lineage":["https://openalex.org/I4577782"]}],"countries":["DE"],"is_corresponding":false,"raw_author_name":"Stephane Guillaso","raw_affiliation_strings":["Computer Vision and Remote Sensing Group, Technische Universit\u00e4t Berlin, Berlin, Germany"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Computer Vision and Remote Sensing Group, Technische Universit\u00e4t Berlin, Berlin, Germany","institution_ids":["https://openalex.org/I4577782"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5081055268","display_name":"Olaf Hellwich","orcid":"https://orcid.org/0000-0002-2871-9266"},"institutions":[{"id":"https://openalex.org/I4577782","display_name":"Technische Universit\u00e4t Berlin","ror":"https://ror.org/03v4gjf40","country_code":"DE","type":"education","lineage":["https://openalex.org/I4577782"]}],"countries":["DE"],"is_corresponding":false,"raw_author_name":"Olaf Hellwich","raw_affiliation_strings":["Computer Vision and Remote Sensing Group, Technische Universit\u00e4t Berlin, Berlin, Germany"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Computer Vision and Remote Sensing Group, Technische Universit\u00e4t Berlin, Berlin, Germany","institution_ids":["https://openalex.org/I4577782"]}]}],"institutions":[],"countries_distinct_count":2,"institutions_distinct_count":4,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":75.0226,"has_fulltext":false,"cited_by_count":55,"citation_normalized_percentile":{"value":0.99758797,"is_in_top_1_percent":true,"is_in_top_10_percent":true},"cited_by_percentile_year":{"min":95,"max":99},"biblio":{"volume":"56","issue":"1","first_page":"272","last_page":"285"},"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":0.9997000098228455,"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/T11312","display_name":"Soil Moisture and Remote Sensing","score":0.9990000128746033,"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/smoothing","display_name":"Smoothing","score":0.7106528282165527},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.6034613251686096},{"id":"https://openalex.org/keywords/covariance-matrix","display_name":"Covariance matrix","score":0.5556200742721558},{"id":"https://openalex.org/keywords/covariance","display_name":"Covariance","score":0.5541010499000549},{"id":"https://openalex.org/keywords/tomographic-reconstruction","display_name":"Tomographic reconstruction","score":0.5247787833213806},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.513181746006012},{"id":"https://openalex.org/keywords/speckle-pattern","display_name":"Speckle pattern","score":0.5082647204399109},{"id":"https://openalex.org/keywords/inversion","display_name":"Inversion (geology)","score":0.4947452247142792},{"id":"https://openalex.org/keywords/synthetic-aperture-radar","display_name":"Synthetic aperture radar","score":0.48594510555267334},{"id":"https://openalex.org/keywords/polarimetry","display_name":"Polarimetry","score":0.43989184498786926},{"id":"https://openalex.org/keywords/pixel","display_name":"Pixel","score":0.41286277770996094},{"id":"https://openalex.org/keywords/iterative-reconstruction","display_name":"Iterative reconstruction","score":0.3893728256225586},{"id":"https://openalex.org/keywords/computer-vision","display_name":"Computer vision","score":0.34791892766952515},{"id":"https://openalex.org/keywords/remote-sensing","display_name":"Remote sensing","score":0.33347949385643005},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.329251229763031},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.2467130422592163},{"id":"https://openalex.org/keywords/geology","display_name":"Geology","score":0.17474767565727234},{"id":"https://openalex.org/keywords/scattering","display_name":"Scattering","score":0.15880876779556274},{"id":"https://openalex.org/keywords/statistics","display_name":"Statistics","score":0.08536586165428162},{"id":"https://openalex.org/keywords/optics","display_name":"Optics","score":0.08156919479370117}],"concepts":[{"id":"https://openalex.org/C3770464","wikidata":"https://www.wikidata.org/wiki/Q775963","display_name":"Smoothing","level":2,"score":0.7106528282165527},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.6034613251686096},{"id":"https://openalex.org/C185142706","wikidata":"https://www.wikidata.org/wiki/Q1134404","display_name":"Covariance matrix","level":2,"score":0.5556200742721558},{"id":"https://openalex.org/C178650346","wikidata":"https://www.wikidata.org/wiki/Q201984","display_name":"Covariance","level":2,"score":0.5541010499000549},{"id":"https://openalex.org/C97742081","wikidata":"https://www.wikidata.org/wiki/Q7820109","display_name":"Tomographic reconstruction","level":3,"score":0.5247787833213806},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.513181746006012},{"id":"https://openalex.org/C102290492","wikidata":"https://www.wikidata.org/wiki/Q7575045","display_name":"Speckle pattern","level":2,"score":0.5082647204399109},{"id":"https://openalex.org/C1893757","wikidata":"https://www.wikidata.org/wiki/Q3653001","display_name":"Inversion (geology)","level":3,"score":0.4947452247142792},{"id":"https://openalex.org/C87360688","wikidata":"https://www.wikidata.org/wiki/Q740686","display_name":"Synthetic aperture radar","level":2,"score":0.48594510555267334},{"id":"https://openalex.org/C28493345","wikidata":"https://www.wikidata.org/wiki/Q899381","display_name":"Polarimetry","level":3,"score":0.43989184498786926},{"id":"https://openalex.org/C160633673","wikidata":"https://www.wikidata.org/wiki/Q355198","display_name":"Pixel","level":2,"score":0.41286277770996094},{"id":"https://openalex.org/C141379421","wikidata":"https://www.wikidata.org/wiki/Q6094427","display_name":"Iterative reconstruction","level":2,"score":0.3893728256225586},{"id":"https://openalex.org/C31972630","wikidata":"https://www.wikidata.org/wiki/Q844240","display_name":"Computer vision","level":1,"score":0.34791892766952515},{"id":"https://openalex.org/C62649853","wikidata":"https://www.wikidata.org/wiki/Q199687","display_name":"Remote sensing","level":1,"score":0.33347949385643005},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.329251229763031},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.2467130422592163},{"id":"https://openalex.org/C127313418","wikidata":"https://www.wikidata.org/wiki/Q1069","display_name":"Geology","level":0,"score":0.17474767565727234},{"id":"https://openalex.org/C191486275","wikidata":"https://www.wikidata.org/wiki/Q210028","display_name":"Scattering","level":2,"score":0.15880876779556274},{"id":"https://openalex.org/C105795698","wikidata":"https://www.wikidata.org/wiki/Q12483","display_name":"Statistics","level":1,"score":0.08536586165428162},{"id":"https://openalex.org/C120665830","wikidata":"https://www.wikidata.org/wiki/Q14620","display_name":"Optics","level":1,"score":0.08156919479370117},{"id":"https://openalex.org/C109007969","wikidata":"https://www.wikidata.org/wiki/Q749565","display_name":"Structural basin","level":2,"score":0.0},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.0},{"id":"https://openalex.org/C151730666","wikidata":"https://www.wikidata.org/wiki/Q7205","display_name":"Paleontology","level":1,"score":0.0}],"mesh":[],"locations_count":4,"locations":[{"id":"doi:10.1109/tgrs.2017.2746420","is_oa":false,"landing_page_url":"https://doi.org/10.1109/tgrs.2017.2746420","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"},{"id":"pmh:oai:gfz-potsdam.de:escidoc:3657903","is_oa":false,"landing_page_url":"http://gfzpublic.gfz-potsdam.de/pubman/item/escidoc:3657903","pdf_url":null,"source":{"id":"https://openalex.org/S4306401313","display_name":"Publication Database GFZ (GFZ German Research Centre for Geosciences)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I4210152878","host_organization_name":"GFZ Helmholtz Centre for Geosciences","host_organization_lineage":["https://openalex.org/I4210152878"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"IEEE Transactions on Geoscience and Remote Sensing","raw_type":"http://purl.org/escidoc/metadata/ves/publication-types/article"},{"id":"pmh:oai:gfzpublic.gfz-potsdam.de:item_3657903","is_oa":false,"landing_page_url":"https://gfzpublic.gfz-potsdam.de/pubman/item/item_3657903","pdf_url":null,"source":{"id":"https://openalex.org/S4306401313","display_name":"Publication Database GFZ (GFZ German Research Centre for Geosciences)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I4210152878","host_organization_name":"GFZ Helmholtz Centre for Geosciences","host_organization_lineage":["https://openalex.org/I4210152878"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"IEEE Transactions on Geoscience and Remote Sensing","raw_type":"info:eu-repo/semantics/article"},{"id":"pmh:oai:gfzpublic.gfz.de:item_3657903","is_oa":false,"landing_page_url":"https://gfzpublic.gfz.de/pubman/item/item_3657903","pdf_url":null,"source":{"id":"https://openalex.org/S4306401313","display_name":"Publication Database GFZ (GFZ German Research Centre for Geosciences)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I4210152878","host_organization_name":"GFZ Helmholtz Centre for Geosciences","host_organization_lineage":["https://openalex.org/I4210152878"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"IEEE Transactions on Geoscience and Remote Sensing","raw_type":"info:eu-repo/semantics/article"}],"best_oa_location":null,"sustainable_development_goals":[{"score":0.5600000023841858,"display_name":"Sustainable cities and communities","id":"https://metadata.un.org/sdg/11"}],"awards":[{"id":"https://openalex.org/G2364834702","display_name":null,"funder_award_id":"DH 75/2-1","funder_id":"https://openalex.org/F4320320879","funder_display_name":"Deutsche Forschungsgemeinschaft"}],"funders":[{"id":"https://openalex.org/F4320320879","display_name":"Deutsche Forschungsgemeinschaft","ror":"https://ror.org/018mejw64"},{"id":"https://openalex.org/F4320321602","display_name":"Deutsches Zentrum f\u00fcr Luft- und Raumfahrt","ror":"https://ror.org/04bwf3e34"}],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":38,"referenced_works":["https://openalex.org/W210359992","https://openalex.org/W1584097427","https://openalex.org/W1979575933","https://openalex.org/W1990992724","https://openalex.org/W2001587991","https://openalex.org/W2005420499","https://openalex.org/W2015496667","https://openalex.org/W2021978132","https://openalex.org/W2037095848","https://openalex.org/W2048192550","https://openalex.org/W2048289234","https://openalex.org/W2061577342","https://openalex.org/W2063522293","https://openalex.org/W2074319623","https://openalex.org/W2077282160","https://openalex.org/W2079886161","https://openalex.org/W2085905957","https://openalex.org/W2096879042","https://openalex.org/W2099244020","https://openalex.org/W2107290856","https://openalex.org/W2109467012","https://openalex.org/W2109900939","https://openalex.org/W2117009774","https://openalex.org/W2118005898","https://openalex.org/W2122849188","https://openalex.org/W2130094715","https://openalex.org/W2130762895","https://openalex.org/W2136396015","https://openalex.org/W2136855629","https://openalex.org/W2141414687","https://openalex.org/W2142623707","https://openalex.org/W2148610126","https://openalex.org/W2160014001","https://openalex.org/W2242855685","https://openalex.org/W2333074777","https://openalex.org/W2414349585","https://openalex.org/W2613211097","https://openalex.org/W4236604692"],"related_works":["https://openalex.org/W2982317495","https://openalex.org/W2295596929","https://openalex.org/W2088308468","https://openalex.org/W170151271","https://openalex.org/W2017732498","https://openalex.org/W2947117330","https://openalex.org/W2137532034","https://openalex.org/W2004988775","https://openalex.org/W1574221054","https://openalex.org/W1997330082"],"abstract_inverted_index":{"In":[0],"this":[1],"paper,":[2],"we":[3,92],"introduce":[4,48],"two":[5,94],"spatially":[6],"adaptive":[7],"filtering":[8],"methods":[9,46,96],"to":[10,43,97,134,175,187],"improve":[11,98,176],"the":[12,15,23,83,89,99,102,131,140,150,169,172,177],"estimation":[13,84,100,147,179],"of":[14,25,78,85,101,142,171],"covariance":[16,146],"matrix":[17],"(CM),":[18],"which":[19],"is":[20,126],"required":[21],"for":[22,110],"processing":[24],"tomographic":[26,56],"SAR":[27],"data.":[28,90],"We":[29,39,138],"evaluate":[30,44],"their":[31,188],"effect":[32],"on":[33,118,162],"scatterer":[34,181],"separation":[35,182],"and":[36,47,69,113,157,164,180,190],"height":[37,178],"estimation.":[38],"propose":[40,93],"several":[41],"criteria":[42],"such":[45,79],"a":[49,55,60,65,70,80,86,127],"spatial":[50,143],"simulation":[51],"procedure":[52],"allowing":[53],"generating":[54],"image":[57],"stack":[58],"from":[59,88],"3-D":[61,151],"building":[62],"model,":[63],"assuming":[64],"multitrack":[66],"airborne":[67],"configuration":[68],"distributed":[71],"target":[72],"model":[73,81],"incorporating":[74],"multidimensional":[75],"speckle.":[76],"Inversion":[77],"requires":[82],"CM":[87],"Consequently,":[91],"nonlocal":[95,173],"CM.":[103],"The":[104,123],"first":[105],"one":[106,125,133],"was":[107],"previously":[108],"introduced":[109],"polarimetric":[111],"data":[112,167],"uses":[114],"pixel":[115],"similarities":[116,135],"based":[117],"Riemannian":[119],"distances":[120],"between":[121,136],"CMs.":[122],"second":[124],"new":[128],"method":[129],"extending":[130],"previous":[132],"patches.":[137],"show":[139,168],"importance":[141],"adaptivity":[144],"in":[145,183],"by":[148],"comparing":[149],"reconstructions":[152],"obtained":[153],"with":[154],"our":[155],"filters":[156,174],"other":[158],"methods.":[159],"Further":[160],"experiments":[161],"simulated":[163],"L-band":[165],"experimental":[166],"ability":[170],"layover":[184],"areas":[185],"thanks":[186],"smoothing":[189],"edge-preserving":[191],"properties.":[192]},"counts_by_year":[{"year":2026,"cited_by_count":1},{"year":2025,"cited_by_count":6},{"year":2024,"cited_by_count":4},{"year":2023,"cited_by_count":10},{"year":2022,"cited_by_count":7},{"year":2021,"cited_by_count":4},{"year":2020,"cited_by_count":11},{"year":2019,"cited_by_count":5},{"year":2018,"cited_by_count":7}],"updated_date":"2026-06-11T09:08:48.828518","created_date":"2025-10-10T00:00:00"}