{"id":"https://openalex.org/W2758159337","doi":"https://doi.org/10.1109/igarss.2018.8518832","title":"Analysis of the Radar Vegetation Index and Assessment of Potential for Improvement","display_name":"Analysis of the Radar Vegetation Index and Assessment of Potential for Improvement","publication_year":2018,"publication_date":"2018-07-01","ids":{"openalex":"https://openalex.org/W2758159337","doi":"https://doi.org/10.1109/igarss.2018.8518832","mag":"2758159337"},"language":"en","primary_location":{"id":"doi:10.1109/igarss.2018.8518832","is_oa":false,"landing_page_url":"https://doi.org/10.1109/igarss.2018.8518832","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"IGARSS 2018 - 2018 IEEE International Geoscience and Remote Sensing Symposium","raw_type":"proceedings-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/A5085382774","display_name":"Christoph Szigarski","orcid":null},"institutions":[{"id":"https://openalex.org/I4210096605","display_name":"V. B. Sochava Institute of Geography","ror":"https://ror.org/00q976b76","country_code":"RU","type":"facility","lineage":["https://openalex.org/I1313323035","https://openalex.org/I4210096605","https://openalex.org/I4210127387"]}],"countries":["RU"],"is_corresponding":false,"raw_author_name":"C. Szigarski","raw_affiliation_strings":["University of Jena, Institute of Geography, Jena"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"University of Jena, Institute of Geography, Jena","institution_ids":["https://openalex.org/I4210096605"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5047170534","display_name":"Thomas Jagdhuber","orcid":"https://orcid.org/0000-0002-1760-2425"},"institutions":[{"id":"https://openalex.org/I2898391981","display_name":"Deutsches Zentrum f\u00fcr Luft- und Raumfahrt e. V. (DLR)","ror":"https://ror.org/04bwf3e34","country_code":"DE","type":"facility","lineage":["https://openalex.org/I1305996414","https://openalex.org/I2898391981"]}],"countries":["DE"],"is_corresponding":false,"raw_author_name":"T. Jagdhuber","raw_affiliation_strings":["German Aerospace Center, Microwaves and Radar Institute, Wessling"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"German Aerospace Center, Microwaves and Radar Institute, Wessling","institution_ids":["https://openalex.org/I2898391981"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5064579125","display_name":"Martin Baur","orcid":"https://orcid.org/0000-0002-1516-8602"},"institutions":[{"id":"https://openalex.org/I54009628","display_name":"University of Bayreuth","ror":"https://ror.org/0234wmv40","country_code":"DE","type":"education","lineage":["https://openalex.org/I54009628"]}],"countries":["DE"],"is_corresponding":false,"raw_author_name":"M. Baur","raw_affiliation_strings":["University of Bayreuth, Institute of Geoecology, Bayreuth"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"University of Bayreuth, Institute of Geoecology, Bayreuth","institution_ids":["https://openalex.org/I54009628"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5020146975","display_name":"Christian Thiel","orcid":"https://orcid.org/0000-0001-5144-8145"},"institutions":[{"id":"https://openalex.org/I4210096605","display_name":"V. B. Sochava Institute of Geography","ror":"https://ror.org/00q976b76","country_code":"RU","type":"facility","lineage":["https://openalex.org/I1313323035","https://openalex.org/I4210096605","https://openalex.org/I4210127387"]}],"countries":["RU"],"is_corresponding":false,"raw_author_name":"C. Thiel","raw_affiliation_strings":["University of Jena, Institute of Geography, Jena"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"University of Jena, Institute of Geography, Jena","institution_ids":["https://openalex.org/I4210096605"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5007772128","display_name":"Mikhail Urbazaev","orcid":"https://orcid.org/0000-0002-0327-6278"},"institutions":[{"id":"https://openalex.org/I4210096605","display_name":"V. B. Sochava Institute of Geography","ror":"https://ror.org/00q976b76","country_code":"RU","type":"facility","lineage":["https://openalex.org/I1313323035","https://openalex.org/I4210096605","https://openalex.org/I4210127387"]}],"countries":["RU"],"is_corresponding":false,"raw_author_name":"M. Urbazaev","raw_affiliation_strings":["University of Jena, Institute of Geography, Jena"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"University of Jena, Institute of Geography, Jena","institution_ids":["https://openalex.org/I4210096605"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5038318653","display_name":"Marie Parrens","orcid":"https://orcid.org/0000-0001-7643-2211"},"institutions":[{"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"]}],"countries":["FR"],"is_corresponding":false,"raw_author_name":"M. Parrens","raw_affiliation_strings":["Cesbio, Toulouse"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Cesbio, Toulouse","institution_ids":["https://openalex.org/I4210100083"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5043940512","display_name":"Jean\u2010Pierre Wigneron","orcid":"https://orcid.org/0000-0001-5345-3618"},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"J.P. Wigneron","raw_affiliation_strings":["INRA, Centre de Bordeaux Aquitaine, Villenave d'Ornon cedex"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"INRA, Centre de Bordeaux Aquitaine, Villenave d'Ornon cedex","institution_ids":[]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5032528806","display_name":"Mar\u00eda Piles","orcid":"https://orcid.org/0000-0002-1169-3098"},"institutions":[{"id":"https://openalex.org/I2801097182","display_name":"Parc Cient\u00edfic de la Universitat de Val\u00e8ncia","ror":"https://ror.org/04rb60x98","country_code":"ES","type":"education","lineage":["https://openalex.org/I2801097182"]}],"countries":["ES"],"is_corresponding":false,"raw_author_name":"M. Piles","raw_affiliation_strings":["University of Valencia, Image Processing Lab, Valencia, Paterna"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"University of Valencia, Image Processing Lab, Valencia, Paterna","institution_ids":["https://openalex.org/I2801097182"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5030204998","display_name":"Kaighin A. McColl","orcid":"https://orcid.org/0000-0001-9201-6760"},"institutions":[{"id":"https://openalex.org/I136199984","display_name":"Harvard University","ror":"https://ror.org/03vek6s52","country_code":"US","type":"education","lineage":["https://openalex.org/I136199984"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"K. McColl","raw_affiliation_strings":["Harvard University, Center-for the Environment, Cambridge"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Harvard University, Center-for the Environment, Cambridge","institution_ids":["https://openalex.org/I136199984"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5085491613","display_name":"Dara Entekhabi","orcid":"https://orcid.org/0000-0002-8362-4761"},"institutions":[{"id":"https://openalex.org/I4210110987","display_name":"IIT@MIT","ror":"https://ror.org/01wp8zh54","country_code":"US","type":"facility","lineage":["https://openalex.org/I30771326","https://openalex.org/I4210110987"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"D. Entekhabi","raw_affiliation_strings":["MIT, Department of Civil and Environmental Engineering, Cambridge"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"MIT, Department of Civil and Environmental Engineering, Cambridge","institution_ids":["https://openalex.org/I4210110987"]}]}],"institutions":[],"countries_distinct_count":5,"institutions_distinct_count":10,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":0.0,"has_fulltext":false,"cited_by_count":1,"citation_normalized_percentile":{"value":0.00235874,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":90,"max":94},"biblio":{"volume":null,"issue":null,"first_page":null,"last_page":null},"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/T10770","display_name":"Soil Geostatistics and Mapping","score":0.9987999796867371,"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/T10801","display_name":"Synthetic Aperture Radar (SAR) Applications and Techniques","score":0.9976999759674072,"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"}}],"keywords":[{"id":"https://openalex.org/keywords/vegetation-index","display_name":"Vegetation Index","score":0.6368823647499084},{"id":"https://openalex.org/keywords/vegetation","display_name":"Vegetation (pathology)","score":0.61514812707901},{"id":"https://openalex.org/keywords/remote-sensing","display_name":"Remote sensing","score":0.6084895730018616},{"id":"https://openalex.org/keywords/radar","display_name":"Radar","score":0.6067758798599243},{"id":"https://openalex.org/keywords/index","display_name":"Index (typography)","score":0.5764176249504089},{"id":"https://openalex.org/keywords/environmental-science","display_name":"Environmental science","score":0.41295942664146423},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.3952023386955261},{"id":"https://openalex.org/keywords/normalized-difference-vegetation-index","display_name":"Normalized Difference Vegetation Index","score":0.1906561553478241},{"id":"https://openalex.org/keywords/geography","display_name":"Geography","score":0.18055620789527893},{"id":"https://openalex.org/keywords/geology","display_name":"Geology","score":0.17288008332252502},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.15276628732681274},{"id":"https://openalex.org/keywords/world-wide-web","display_name":"World Wide Web","score":0.08953061699867249},{"id":"https://openalex.org/keywords/climate-change","display_name":"Climate change","score":0.08418938517570496}],"concepts":[{"id":"https://openalex.org/C2780376076","wikidata":"https://www.wikidata.org/wiki/Q1499458","display_name":"Vegetation Index","level":4,"score":0.6368823647499084},{"id":"https://openalex.org/C2776133958","wikidata":"https://www.wikidata.org/wiki/Q7918366","display_name":"Vegetation (pathology)","level":2,"score":0.61514812707901},{"id":"https://openalex.org/C62649853","wikidata":"https://www.wikidata.org/wiki/Q199687","display_name":"Remote sensing","level":1,"score":0.6084895730018616},{"id":"https://openalex.org/C554190296","wikidata":"https://www.wikidata.org/wiki/Q47528","display_name":"Radar","level":2,"score":0.6067758798599243},{"id":"https://openalex.org/C2777382242","wikidata":"https://www.wikidata.org/wiki/Q6017816","display_name":"Index (typography)","level":2,"score":0.5764176249504089},{"id":"https://openalex.org/C39432304","wikidata":"https://www.wikidata.org/wiki/Q188847","display_name":"Environmental science","level":0,"score":0.41295942664146423},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.3952023386955261},{"id":"https://openalex.org/C1549246","wikidata":"https://www.wikidata.org/wiki/Q718775","display_name":"Normalized Difference Vegetation Index","level":3,"score":0.1906561553478241},{"id":"https://openalex.org/C205649164","wikidata":"https://www.wikidata.org/wiki/Q1071","display_name":"Geography","level":0,"score":0.18055620789527893},{"id":"https://openalex.org/C127313418","wikidata":"https://www.wikidata.org/wiki/Q1069","display_name":"Geology","level":0,"score":0.17288008332252502},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.15276628732681274},{"id":"https://openalex.org/C136764020","wikidata":"https://www.wikidata.org/wiki/Q466","display_name":"World Wide Web","level":1,"score":0.08953061699867249},{"id":"https://openalex.org/C132651083","wikidata":"https://www.wikidata.org/wiki/Q7942","display_name":"Climate change","level":2,"score":0.08418938517570496},{"id":"https://openalex.org/C142724271","wikidata":"https://www.wikidata.org/wiki/Q7208","display_name":"Pathology","level":1,"score":0.0},{"id":"https://openalex.org/C71924100","wikidata":"https://www.wikidata.org/wiki/Q11190","display_name":"Medicine","level":0,"score":0.0},{"id":"https://openalex.org/C111368507","wikidata":"https://www.wikidata.org/wiki/Q43518","display_name":"Oceanography","level":1,"score":0.0}],"mesh":[],"locations_count":5,"locations":[{"id":"doi:10.1109/igarss.2018.8518832","is_oa":false,"landing_page_url":"https://doi.org/10.1109/igarss.2018.8518832","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"IGARSS 2018 - 2018 IEEE International Geoscience and Remote Sensing Symposium","raw_type":"proceedings-article"},{"id":"pmh:oai:HAL:hal-02736919v1","is_oa":false,"landing_page_url":"https://hal.inrae.fr/hal-02736919","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":"IEE International Geoscience and Remote Sensing Symposium (IGARSS), Jul 2018, Valencia, Spain. ⟨10.1109/IGARSS.2018.8518832⟩","raw_type":"Conference papers"},{"id":"pmh:oai:elib.dlr.de:113897","is_oa":false,"landing_page_url":"https://elib.dlr.de/113897/","pdf_url":null,"source":{"id":"https://openalex.org/S4377196266","display_name":"elib (German Aerospace Center)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I2898391981","host_organization_name":"Deutsches Zentrum f\u00fcr Luft- und Raumfahrt e. V. (DLR)","host_organization_lineage":["https://openalex.org/I2898391981"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"","raw_type":"Hochschulschrift"},{"id":"pmh:oai:elib.dlr.de:119715","is_oa":false,"landing_page_url":"https://elib.dlr.de/119715/","pdf_url":null,"source":{"id":"https://openalex.org/S4377196266","display_name":"elib (German Aerospace Center)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I2898391981","host_organization_name":"Deutsches Zentrum f\u00fcr Luft- und Raumfahrt e. V. (DLR)","host_organization_lineage":["https://openalex.org/I2898391981"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"","raw_type":"Konferenzbeitrag"},{"id":"pmh:oai:uni-augsburg.opus-bayern.de:67457","is_oa":false,"landing_page_url":"https://opus.bibliothek.uni-augsburg.de/opus4/frontdoor/index/index/docId/67457","pdf_url":null,"source":{"id":"https://openalex.org/S4306400930","display_name":"OPUS (Augsburg University)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I119916105","host_organization_name":"Augsburg University","host_organization_lineage":["https://openalex.org/I119916105"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"","raw_type":"bookpart"}],"best_oa_location":null,"sustainable_development_goals":[{"display_name":"Life in Land","score":0.7099999785423279,"id":"https://metadata.un.org/sdg/15"}],"awards":[],"funders":[],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":12,"referenced_works":["https://openalex.org/W2027371372","https://openalex.org/W2052721185","https://openalex.org/W2090664287","https://openalex.org/W2148397037","https://openalex.org/W2167072222","https://openalex.org/W2167551140","https://openalex.org/W2176285294","https://openalex.org/W2243631907","https://openalex.org/W2340780200","https://openalex.org/W2592532928","https://openalex.org/W6673002495","https://openalex.org/W6726604140"],"related_works":["https://openalex.org/W2385397736","https://openalex.org/W2329089160","https://openalex.org/W2988456953","https://openalex.org/W2352540347","https://openalex.org/W2066088179","https://openalex.org/W2350524952","https://openalex.org/W1974530475","https://openalex.org/W2079270486","https://openalex.org/W2084555690","https://openalex.org/W2768326488"],"abstract_inverted_index":{"The":[0,12,62],"Radar":[1],"Vegetation":[2],"Index":[3],"(RVI)":[4],"is":[5,60,68,98,171],"widely":[6],"applied":[7],"to":[8,52,82,101,120,123,145,187,193],"indicate":[9],"vegetation":[10,30,96,176,181],"cover.":[11],"index":[13,129],"includes":[14],"the":[15,39,54,58,72,78,95,113,116,138,167,189,194],"backscattering":[16,80],"intensities":[17],"of":[18,57,64,71,115,160,175],"co-":[19],"and":[20,48,133,152,158,177],"cross-polarization":[21],"that":[22],"do":[23],"not":[24],"only":[25],"contain":[26],"information":[27],"coming":[28],"from":[29,38,77],"scattering":[31,55,75,108,156],"at":[32],"longer":[33],"wavelength":[34],"(L-band),":[35],"but":[36],"also":[37],"soil":[40,59,74,107,155,164,178],"underneath.":[41],"A":[42],"forward":[43,99],"modelling":[44],"approach":[45],"using":[46],"active":[47],"passive":[49],"microwave-derived":[50],"parameters":[51,179,191],"obtain":[53,146],"contribution":[56,76],"pursued.":[61],"idea":[63],"this":[65],"research":[66],"study":[67],"a":[69,84,127,147],"subtraction":[70],"attenuated":[73],"measured":[79],"intensities,":[81],"provide":[83],"clean":[85],"vegetation-based":[86],"solution,":[87],"called":[88],"improved":[89,168],"RVI":[90,118,140,169],"(RVII).":[91],"For":[92],"latter":[93],"analysis,":[94],"volume":[97],"modeled":[100],"calculate":[102],"vegetation-only":[103],"RVI-values":[104],"without":[105],"any":[106],"contribution.":[109],"It":[110],"reveals":[111],"that,":[112],"pre-factor":[114],"standard":[117,139],"leads":[119],"values":[121],"up":[122],"1.2,":[124],"unfavorable":[125],"for":[126,137,153,184],"normalized":[128],"running":[130],"between":[131],"zero":[132],"one.":[134],"Hence,":[135],"improvements":[136],"equation":[141],"are":[142],"proposed":[143],"here":[144],"better":[148],"suited":[149],"value":[150],"range":[151],"incorporating":[154],"influences":[157],"filtering":[159],"regions":[161],"with":[162,173],"dominant":[163],"scattering.":[165],"Moreover,":[166],"(RVII)":[170],"compared":[172],"datasets":[174],"(e.g.":[180],"water":[182],"content)":[183],"correlation":[185],"analysis":[186],"find":[188],"physical":[190],"contributing":[192],"index.":[195]},"counts_by_year":[{"year":2022,"cited_by_count":1}],"updated_date":"2026-06-11T09:08:48.828518","created_date":"2025-10-10T00:00:00"}