{"id":"https://openalex.org/W3207213560","doi":"https://doi.org/10.1109/igarss47720.2021.9554135","title":"Desert Roughness Retrieval Using CYGNSS GNSS-R Data","display_name":"Desert Roughness Retrieval Using CYGNSS GNSS-R Data","publication_year":2021,"publication_date":"2021-07-11","ids":{"openalex":"https://openalex.org/W3207213560","doi":"https://doi.org/10.1109/igarss47720.2021.9554135","mag":"3207213560"},"language":"en","primary_location":{"id":"doi:10.1109/igarss47720.2021.9554135","is_oa":false,"landing_page_url":"https://doi.org/10.1109/igarss47720.2021.9554135","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2021 IEEE International Geoscience and Remote Sensing Symposium IGARSS","raw_type":"proceedings-article"},"type":"preprint","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/A5028242808","display_name":"Mehrez Zribi","orcid":"https://orcid.org/0000-0001-6141-8222"},"institutions":[{"id":"https://openalex.org/I1294671590","display_name":"Centre National de la Recherche Scientifique","ror":"https://ror.org/02feahw73","country_code":"FR","type":"government","lineage":["https://openalex.org/I1294671590"]},{"id":"https://openalex.org/I134560555","display_name":"Universit\u00e9 Toulouse III - Paul Sabatier","ror":"https://ror.org/02v6kpv12","country_code":"FR","type":"education","lineage":["https://openalex.org/I134560555"]},{"id":"https://openalex.org/I4210088668","display_name":"Institut National de Recherche pour l'Agriculture, l'Alimentation et l'Environnement","ror":"https://ror.org/003vg9w96","country_code":"FR","type":"government","lineage":["https://openalex.org/I4210088668"]},{"id":"https://openalex.org/I4210100083","display_name":"Centre d'\u00c9tudes Spatiales de la Biosph\u00e8re","ror":"https://ror.org/01225hq90","country_code":"FR","type":"facility","lineage":["https://openalex.org/I1294671590","https://openalex.org/I1294671590","https://openalex.org/I1294671590","https://openalex.org/I1327553481","https://openalex.org/I154202486","https://openalex.org/I2799535048","https://openalex.org/I2799535048","https://openalex.org/I2802818602","https://openalex.org/I4210088668","https://openalex.org/I4210088668","https://openalex.org/I4210090127","https://openalex.org/I4210100083","https://openalex.org/I4210113730","https://openalex.org/I4210131494","https://openalex.org/I4210148025","https://openalex.org/I4210166444","https://openalex.org/I4405257220","https://openalex.org/I4405258862"]},{"id":"https://openalex.org/I4210166444","display_name":"Institut de Recherche pour le D\u00e9veloppement","ror":"https://ror.org/05q3vnk25","country_code":"FR","type":"government","lineage":["https://openalex.org/I1294671590","https://openalex.org/I1327553481","https://openalex.org/I154202486","https://openalex.org/I2799535048","https://openalex.org/I2802818602","https://openalex.org/I4210088668","https://openalex.org/I4210090127","https://openalex.org/I4210113730","https://openalex.org/I4210131494","https://openalex.org/I4210166444","https://openalex.org/I4405257220"]}],"countries":["FR"],"is_corresponding":false,"raw_author_name":"Mehrez Zribi","raw_affiliation_strings":["CESBIO; (CNES/CNRS/INRAE/IRD/UPS), Toulouse cedex 9, France","CESBIO","(CNES/CNRS/INRAE/IRD/UPS), Toulouse cedex 9, France"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"CESBIO; (CNES/CNRS/INRAE/IRD/UPS), Toulouse cedex 9, France","institution_ids":["https://openalex.org/I1294671590","https://openalex.org/I134560555","https://openalex.org/I4210166444","https://openalex.org/I4210100083","https://openalex.org/I4210088668"]},{"raw_affiliation_string":"CESBIO","institution_ids":["https://openalex.org/I4210100083"]},{"raw_affiliation_string":"(CNES/CNRS/INRAE/IRD/UPS), Toulouse cedex 9, France","institution_ids":["https://openalex.org/I4210088668","https://openalex.org/I134560555","https://openalex.org/I4210166444","https://openalex.org/I1294671590"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5027239447","display_name":"Donato Stilla","orcid":"https://orcid.org/0000-0003-0202-3161"},"institutions":[{"id":"https://openalex.org/I1294671590","display_name":"Centre National de la Recherche Scientifique","ror":"https://ror.org/02feahw73","country_code":"FR","type":"government","lineage":["https://openalex.org/I1294671590"]},{"id":"https://openalex.org/I134560555","display_name":"Universit\u00e9 Toulouse III - Paul Sabatier","ror":"https://ror.org/02v6kpv12","country_code":"FR","type":"education","lineage":["https://openalex.org/I134560555"]},{"id":"https://openalex.org/I4210088668","display_name":"Institut National de Recherche pour l'Agriculture, l'Alimentation et l'Environnement","ror":"https://ror.org/003vg9w96","country_code":"FR","type":"government","lineage":["https://openalex.org/I4210088668"]},{"id":"https://openalex.org/I4210100083","display_name":"Centre d'\u00c9tudes Spatiales de la Biosph\u00e8re","ror":"https://ror.org/01225hq90","country_code":"FR","type":"facility","lineage":["https://openalex.org/I1294671590","https://openalex.org/I1294671590","https://openalex.org/I1294671590","https://openalex.org/I1327553481","https://openalex.org/I154202486","https://openalex.org/I2799535048","https://openalex.org/I2799535048","https://openalex.org/I2802818602","https://openalex.org/I4210088668","https://openalex.org/I4210088668","https://openalex.org/I4210090127","https://openalex.org/I4210100083","https://openalex.org/I4210113730","https://openalex.org/I4210131494","https://openalex.org/I4210148025","https://openalex.org/I4210166444","https://openalex.org/I4405257220","https://openalex.org/I4405258862"]},{"id":"https://openalex.org/I4210166444","display_name":"Institut de Recherche pour le D\u00e9veloppement","ror":"https://ror.org/05q3vnk25","country_code":"FR","type":"government","lineage":["https://openalex.org/I1294671590","https://openalex.org/I1327553481","https://openalex.org/I154202486","https://openalex.org/I2799535048","https://openalex.org/I2802818602","https://openalex.org/I4210088668","https://openalex.org/I4210090127","https://openalex.org/I4210113730","https://openalex.org/I4210131494","https://openalex.org/I4210166444","https://openalex.org/I4405257220"]},{"id":"https://openalex.org/I861853513","display_name":"Sapienza University of Rome","ror":"https://ror.org/02be6w209","country_code":"IT","type":"education","lineage":["https://openalex.org/I861853513"]}],"countries":["FR","IT"],"is_corresponding":false,"raw_author_name":"Donato Stilla","raw_affiliation_strings":["CESBIO; (CNES/CNRS/INRAE/IRD/UPS), Toulouse cedex 9, France","Sapienza University of Rome, Rome, Italy","CESBIO","(CNES/CNRS/INRAE/IRD/UPS), Toulouse cedex 9, France"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"CESBIO; (CNES/CNRS/INRAE/IRD/UPS), Toulouse cedex 9, France","institution_ids":["https://openalex.org/I1294671590","https://openalex.org/I134560555","https://openalex.org/I4210166444","https://openalex.org/I4210100083","https://openalex.org/I4210088668"]},{"raw_affiliation_string":"Sapienza University of Rome, Rome, Italy","institution_ids":["https://openalex.org/I861853513"]},{"raw_affiliation_string":"CESBIO","institution_ids":["https://openalex.org/I4210100083"]},{"raw_affiliation_string":"(CNES/CNRS/INRAE/IRD/UPS), Toulouse cedex 9, France","institution_ids":["https://openalex.org/I4210088668","https://openalex.org/I134560555","https://openalex.org/I4210166444","https://openalex.org/I1294671590"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5057481404","display_name":"Nazzareno Pierdicca","orcid":"https://orcid.org/0000-0002-1232-5377"},"institutions":[{"id":"https://openalex.org/I861853513","display_name":"Sapienza University of Rome","ror":"https://ror.org/02be6w209","country_code":"IT","type":"education","lineage":["https://openalex.org/I861853513"]}],"countries":["IT"],"is_corresponding":false,"raw_author_name":"Nazzareno Pierdicca","raw_affiliation_strings":["Sapienza University of Rome, Rome, Italy"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Sapienza University of Rome, Rome, Italy","institution_ids":["https://openalex.org/I861853513"]}]}],"institutions":[],"countries_distinct_count":2,"institutions_distinct_count":3,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":0.0,"has_fulltext":false,"cited_by_count":0,"citation_normalized_percentile":{"value":0.11737045,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":null,"biblio":{"volume":"17","issue":null,"first_page":"7642","last_page":"7645"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11312","display_name":"Soil Moisture and Remote Sensing","score":0.9998999834060669,"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"}},"topics":[{"id":"https://openalex.org/T11312","display_name":"Soil Moisture and Remote Sensing","score":0.9998999834060669,"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"}},{"id":"https://openalex.org/T12383","display_name":"Aeolian processes and effects","score":0.9936000108718872,"subfield":{"id":"https://openalex.org/subfields/1904","display_name":"Earth-Surface Processes"},"field":{"id":"https://openalex.org/fields/19","display_name":"Earth and Planetary Sciences"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T11234","display_name":"Precipitation Measurement and Analysis","score":0.9904000163078308,"subfield":{"id":"https://openalex.org/subfields/1902","display_name":"Atmospheric Science"},"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/terrain","display_name":"Terrain","score":0.6431386470794678},{"id":"https://openalex.org/keywords/remote-sensing","display_name":"Remote sensing","score":0.6205944418907166},{"id":"https://openalex.org/keywords/gnss-applications","display_name":"GNSS applications","score":0.5508286952972412},{"id":"https://openalex.org/keywords/satellite-system","display_name":"Satellite system","score":0.5192692279815674},{"id":"https://openalex.org/keywords/desert","display_name":"Desert (philosophy)","score":0.5168660283088684},{"id":"https://openalex.org/keywords/surface-roughness","display_name":"Surface roughness","score":0.5022311210632324},{"id":"https://openalex.org/keywords/surface-finish","display_name":"Surface finish","score":0.4953223764896393},{"id":"https://openalex.org/keywords/satellite","display_name":"Satellite","score":0.47355523705482483},{"id":"https://openalex.org/keywords/reflectometry","display_name":"Reflectometry","score":0.460126131772995},{"id":"https://openalex.org/keywords/geology","display_name":"Geology","score":0.4408058822154999},{"id":"https://openalex.org/keywords/meteorology","display_name":"Meteorology","score":0.3879534602165222},{"id":"https://openalex.org/keywords/geography","display_name":"Geography","score":0.31661540269851685},{"id":"https://openalex.org/keywords/cartography","display_name":"Cartography","score":0.3094252347946167},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.30851179361343384},{"id":"https://openalex.org/keywords/physics","display_name":"Physics","score":0.15991109609603882},{"id":"https://openalex.org/keywords/materials-science","display_name":"Materials science","score":0.1138966977596283},{"id":"https://openalex.org/keywords/computer-vision","display_name":"Computer vision","score":0.10310569405555725},{"id":"https://openalex.org/keywords/astronomy","display_name":"Astronomy","score":0.07289889454841614}],"concepts":[{"id":"https://openalex.org/C161840515","wikidata":"https://www.wikidata.org/wiki/Q186131","display_name":"Terrain","level":2,"score":0.6431386470794678},{"id":"https://openalex.org/C62649853","wikidata":"https://www.wikidata.org/wiki/Q199687","display_name":"Remote sensing","level":1,"score":0.6205944418907166},{"id":"https://openalex.org/C14279187","wikidata":"https://www.wikidata.org/wiki/Q5514012","display_name":"GNSS applications","level":3,"score":0.5508286952972412},{"id":"https://openalex.org/C2778027091","wikidata":"https://www.wikidata.org/wiki/Q25346003","display_name":"Satellite system","level":4,"score":0.5192692279815674},{"id":"https://openalex.org/C2776130869","wikidata":"https://www.wikidata.org/wiki/Q1361649","display_name":"Desert (philosophy)","level":2,"score":0.5168660283088684},{"id":"https://openalex.org/C107365816","wikidata":"https://www.wikidata.org/wiki/Q114817","display_name":"Surface roughness","level":2,"score":0.5022311210632324},{"id":"https://openalex.org/C71039073","wikidata":"https://www.wikidata.org/wiki/Q3439090","display_name":"Surface finish","level":2,"score":0.4953223764896393},{"id":"https://openalex.org/C19269812","wikidata":"https://www.wikidata.org/wiki/Q26540","display_name":"Satellite","level":2,"score":0.47355523705482483},{"id":"https://openalex.org/C2778925768","wikidata":"https://www.wikidata.org/wiki/Q3454718","display_name":"Reflectometry","level":3,"score":0.460126131772995},{"id":"https://openalex.org/C127313418","wikidata":"https://www.wikidata.org/wiki/Q1069","display_name":"Geology","level":0,"score":0.4408058822154999},{"id":"https://openalex.org/C153294291","wikidata":"https://www.wikidata.org/wiki/Q25261","display_name":"Meteorology","level":1,"score":0.3879534602165222},{"id":"https://openalex.org/C205649164","wikidata":"https://www.wikidata.org/wiki/Q1071","display_name":"Geography","level":0,"score":0.31661540269851685},{"id":"https://openalex.org/C58640448","wikidata":"https://www.wikidata.org/wiki/Q42515","display_name":"Cartography","level":1,"score":0.3094252347946167},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.30851179361343384},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.15991109609603882},{"id":"https://openalex.org/C192562407","wikidata":"https://www.wikidata.org/wiki/Q228736","display_name":"Materials science","level":0,"score":0.1138966977596283},{"id":"https://openalex.org/C31972630","wikidata":"https://www.wikidata.org/wiki/Q844240","display_name":"Computer vision","level":1,"score":0.10310569405555725},{"id":"https://openalex.org/C1276947","wikidata":"https://www.wikidata.org/wiki/Q333","display_name":"Astronomy","level":1,"score":0.07289889454841614},{"id":"https://openalex.org/C103824480","wikidata":"https://www.wikidata.org/wiki/Q185889","display_name":"Time domain","level":2,"score":0.0},{"id":"https://openalex.org/C111472728","wikidata":"https://www.wikidata.org/wiki/Q9471","display_name":"Epistemology","level":1,"score":0.0},{"id":"https://openalex.org/C138885662","wikidata":"https://www.wikidata.org/wiki/Q5891","display_name":"Philosophy","level":0,"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/C62520636","wikidata":"https://www.wikidata.org/wiki/Q944","display_name":"Quantum mechanics","level":1,"score":0.0}],"mesh":[],"locations_count":2,"locations":[{"id":"doi:10.1109/igarss47720.2021.9554135","is_oa":false,"landing_page_url":"https://doi.org/10.1109/igarss47720.2021.9554135","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2021 IEEE International Geoscience and Remote Sensing Symposium IGARSS","raw_type":"proceedings-article"},{"id":"pmh:oai:HAL:hal-03410555v1","is_oa":false,"landing_page_url":"https://hal.science/hal-03410555","pdf_url":null,"source":{"id":"https://openalex.org/S4306402512","display_name":"HAL (Le Centre pour la Communication Scientifique Directe)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I1294671590","host_organization_name":"Centre National de la Recherche Scientifique","host_organization_lineage":["https://openalex.org/I1294671590"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"IGARSS 2021 - 2021 IEEE International Geoscience and Remote Sensing Symposium, Jul 2021, Brussels, France. pp.7642-7645, &#x27E8;10.1109/IGARSS47720.2021.9554135&#x27E9;","raw_type":"Conference papers"}],"best_oa_location":null,"sustainable_development_goals":[{"score":0.7599999904632568,"id":"https://metadata.un.org/sdg/14","display_name":"Life below water"}],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":11,"referenced_works":["https://openalex.org/W1577414714","https://openalex.org/W2003940390","https://openalex.org/W2030209988","https://openalex.org/W2036233331","https://openalex.org/W2038949129","https://openalex.org/W2039367950","https://openalex.org/W2074516465","https://openalex.org/W2400960503","https://openalex.org/W2916909768","https://openalex.org/W2979562478","https://openalex.org/W3008060144"],"related_works":["https://openalex.org/W2606296569","https://openalex.org/W2375040471","https://openalex.org/W2068158190","https://openalex.org/W2916802843","https://openalex.org/W2064660797","https://openalex.org/W4387714868","https://openalex.org/W2071552392","https://openalex.org/W20579766","https://openalex.org/W2601478304","https://openalex.org/W4392115504"],"abstract_inverted_index":{"The":[0,29],"aim":[1],"of":[2,11,50,70,73,94,106,114,125,131,135,144,164,173],"this":[3],"study":[4,30],"is":[5,31,44,84,153,167],"to":[6,24,86],"assess":[7],"the":[8,15,34,36,41,68,81,102,111,123,129,132,145,165],"potential":[9,124],"use":[10],"data":[12,127],"recorded":[13],"by":[14],"Global":[16,54],"Navigation":[17,55],"Satellite":[18,56],"System":[19,57],"Reflectometry":[20],"(GNSS-R)":[21],"CYGNSS":[22,95,126,151],"constellation":[23],"characterize":[25],"desert":[26,39,136],"surface":[27,75,138],"roughness.":[28,175],"applied":[32],"over":[33,118],"Sahara,":[35],"largest":[37],"non-polar":[38],"in":[40,52,63],"world.":[42],"This":[43],"based":[45],"on":[46],"a":[47,88,119],"spatio-temporal":[48],"analysis":[49],"variations":[51],"Cyclone":[53],"(CYGNSS)":[58],"data,":[59],"expressed":[60],"as":[61],"changes":[62],"reflectivity":[64,69,152],"(\u0393).":[65],"In":[66],"general,":[67],"each":[71],"type":[72],"land":[74,137],"(reliefs,":[76],"dunes":[77],"etc.)":[78],"encountered":[79],"at":[80,101],"studied":[82],"site":[83],"found":[85],"have":[87],"high":[89],"temporal":[90],"stability.":[91],"A":[92,142],"grid":[93],"\u0393":[96],"measurements":[97],"has":[98],"been":[99],"developed,":[100],"relatively":[103],"fine":[104],"resolution":[105],"0.03\u00b0":[107],"x":[108],"0.03\u00b0,":[109],"and":[110,150],"resulting":[112],"map":[113,163],"average":[115],"reflectivity,":[116],"computed":[117],"2.5-year":[120],"period,":[121],"illustrates":[122],"for":[128],"characterization":[130],"main":[133],"types":[134],"(dunes,":[139],"reliefs,":[140],"etc.).":[141],"discussion":[143],"relationship":[146],"between":[147],"aerodynamic":[148,156],"roughness":[149,157],"reported.":[154],"An":[155],"(Z":[158],"<inf":[159],"xmlns:mml=\"http://www.w3.org/1998/Math/MathML\"":[160],"xmlns:xlink=\"http://www.w3.org/1999/xlink\">0</inf>":[161],")":[162],"Sahara":[166],"proposed,":[168],"using":[169],"four":[170],"distinct":[171],"classes":[172],"terrain":[174]},"counts_by_year":[],"updated_date":"2026-06-11T09:08:48.828518","created_date":"2025-10-10T00:00:00"}