{"id":"https://openalex.org/W2090560860","doi":"https://doi.org/10.1109/lgrs.2013.2279255","title":"Retrieval of Wheat Growth Parameters With Radar Vegetation Indices","display_name":"Retrieval of Wheat Growth Parameters With Radar Vegetation Indices","publication_year":2013,"publication_date":"2013-10-16","ids":{"openalex":"https://openalex.org/W2090560860","doi":"https://doi.org/10.1109/lgrs.2013.2279255","mag":"2090560860"},"language":"en","primary_location":{"id":"doi:10.1109/lgrs.2013.2279255","is_oa":false,"landing_page_url":"https://doi.org/10.1109/lgrs.2013.2279255","pdf_url":null,"source":{"id":"https://openalex.org/S126920919","display_name":"IEEE Geoscience and Remote Sensing Letters","issn_l":"1545-598X","issn":["1545-598X","1558-0571"],"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 Geoscience and Remote Sensing Letters","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/A5109155566","display_name":"Yihyun Kim","orcid":null},"institutions":[{"id":"https://openalex.org/I2800443534","display_name":"Rural Development Administration","ror":"https://ror.org/03xs9yg50","country_code":"KR","type":"government","lineage":["https://openalex.org/I2800443534","https://openalex.org/I2801339556","https://openalex.org/I4210090853"]},{"id":"https://openalex.org/I4210131629","display_name":"National Academy of Agricultural Science","ror":"https://ror.org/037rt4a55","country_code":"KR","type":"facility","lineage":["https://openalex.org/I4210131629"]}],"countries":["KR"],"is_corresponding":false,"raw_author_name":"Yihyun Kim","raw_affiliation_strings":["Rural Development Administration, National Academy of Agricultural Science, Suwon, Korea","Rural Dev. Adm., Nat. Acad. of Agric. Sci., Suwon, South Korea"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Rural Development Administration, National Academy of Agricultural Science, Suwon, Korea","institution_ids":["https://openalex.org/I2800443534","https://openalex.org/I4210131629"]},{"raw_affiliation_string":"Rural Dev. Adm., Nat. Acad. of Agric. Sci., Suwon, South Korea","institution_ids":["https://openalex.org/I4210131629"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5102930688","display_name":"Thomas J. Jackson","orcid":"https://orcid.org/0000-0001-6297-5290"},"institutions":[{"id":"https://openalex.org/I1336096307","display_name":"United States Department of Agriculture","ror":"https://ror.org/01na82s61","country_code":"US","type":"government","lineage":["https://openalex.org/I1336096307"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Thomas Jackson","raw_affiliation_strings":["U.S. Department of Agriculture, Hydrology and Remote Sensing Laboratory, Beltsville, MD, USA","Agric. Res. Service, Hydrol. & Remote Sensing Lab., U.S. Dept. of Agric., Beltsville, MD, USA"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"U.S. Department of Agriculture, Hydrology and Remote Sensing Laboratory, Beltsville, MD, USA","institution_ids":["https://openalex.org/I1336096307"]},{"raw_affiliation_string":"Agric. Res. Service, Hydrol. & Remote Sensing Lab., U.S. Dept. of Agric., Beltsville, MD, USA","institution_ids":["https://openalex.org/I1336096307"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5037110476","display_name":"Rajat Bindlish","orcid":"https://orcid.org/0000-0002-1913-0353"},"institutions":[{"id":"https://openalex.org/I1336096307","display_name":"United States Department of Agriculture","ror":"https://ror.org/01na82s61","country_code":"US","type":"government","lineage":["https://openalex.org/I1336096307"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Rajat Bindlish","raw_affiliation_strings":["U.S. Department of Agriculture, Hydrology and Remote Sensing Laboratory, Beltsville, MD, USA","Agric. Res. Service, Hydrol. & Remote Sensing Lab., U.S. Dept. of Agric., Beltsville, MD, USA"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"U.S. Department of Agriculture, Hydrology and Remote Sensing Laboratory, Beltsville, MD, USA","institution_ids":["https://openalex.org/I1336096307"]},{"raw_affiliation_string":"Agric. Res. Service, Hydrol. & Remote Sensing Lab., U.S. Dept. of Agric., Beltsville, MD, USA","institution_ids":["https://openalex.org/I1336096307"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5102138667","display_name":"Suk Young Hong","orcid":"https://orcid.org/0000-0001-5556-504X"},"institutions":[{"id":"https://openalex.org/I2800443534","display_name":"Rural Development Administration","ror":"https://ror.org/03xs9yg50","country_code":"KR","type":"government","lineage":["https://openalex.org/I2800443534","https://openalex.org/I2801339556","https://openalex.org/I4210090853"]},{"id":"https://openalex.org/I4210131629","display_name":"National Academy of Agricultural Science","ror":"https://ror.org/037rt4a55","country_code":"KR","type":"facility","lineage":["https://openalex.org/I4210131629"]}],"countries":["KR"],"is_corresponding":false,"raw_author_name":"Sukyoung Hong","raw_affiliation_strings":["Rural Development Administration, National Academy of Agricultural Science, Suwon, Korea","Rural Dev. Adm., Nat. Acad. of Agric. Sci., Suwon, South Korea"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Rural Development Administration, National Academy of Agricultural Science, Suwon, Korea","institution_ids":["https://openalex.org/I2800443534","https://openalex.org/I4210131629"]},{"raw_affiliation_string":"Rural Dev. Adm., Nat. Acad. of Agric. Sci., Suwon, South Korea","institution_ids":["https://openalex.org/I4210131629"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5109411985","display_name":"Gun-Ho Jung","orcid":null},"institutions":[{"id":"https://openalex.org/I2800443534","display_name":"Rural Development Administration","ror":"https://ror.org/03xs9yg50","country_code":"KR","type":"government","lineage":["https://openalex.org/I2800443534","https://openalex.org/I2801339556","https://openalex.org/I4210090853"]}],"countries":["KR"],"is_corresponding":false,"raw_author_name":"Gunho Jung","raw_affiliation_strings":["Rural Development Administration, National Institute of Crop Science, Suwon, Korea","Nat. Inst. of Crop Sci., Rural Dev. Adm., Suwon, South Korea"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Rural Development Administration, National Institute of Crop Science, Suwon, Korea","institution_ids":["https://openalex.org/I2800443534"]},{"raw_affiliation_string":"Nat. Inst. of Crop Sci., Rural Dev. Adm., Suwon, South Korea","institution_ids":["https://openalex.org/I2800443534"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5018346546","display_name":"K. Lee","orcid":null},"institutions":[{"id":"https://openalex.org/I2800443534","display_name":"Rural Development Administration","ror":"https://ror.org/03xs9yg50","country_code":"KR","type":"government","lineage":["https://openalex.org/I2800443534","https://openalex.org/I2801339556","https://openalex.org/I4210090853"]},{"id":"https://openalex.org/I4210131629","display_name":"National Academy of Agricultural Science","ror":"https://ror.org/037rt4a55","country_code":"KR","type":"facility","lineage":["https://openalex.org/I4210131629"]}],"countries":["KR"],"is_corresponding":false,"raw_author_name":"Kyuongdo Lee","raw_affiliation_strings":["Rural Development Administration, National Academy of Agricultural Science, Suwon, Korea","Rural Dev. Adm., Nat. Acad. of Agric. Sci., Suwon, South Korea"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Rural Development Administration, National Academy of Agricultural Science, Suwon, Korea","institution_ids":["https://openalex.org/I2800443534","https://openalex.org/I4210131629"]},{"raw_affiliation_string":"Rural Dev. Adm., Nat. Acad. of Agric. Sci., Suwon, South Korea","institution_ids":["https://openalex.org/I4210131629"]}]}],"institutions":[],"countries_distinct_count":2,"institutions_distinct_count":3,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":{"value":2645,"currency":"USD","value_usd":2645},"apc_paid":null,"fwci":3.4685,"has_fulltext":false,"cited_by_count":93,"citation_normalized_percentile":{"value":0.91418463,"is_in_top_1_percent":false,"is_in_top_10_percent":true},"cited_by_percentile_year":{"min":94,"max":99},"biblio":{"volume":"11","issue":"4","first_page":"808","last_page":"812"},"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/T10801","display_name":"Synthetic Aperture Radar (SAR) Applications and Techniques","score":0.9986000061035156,"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/T10770","display_name":"Soil Geostatistics and Mapping","score":0.996999979019165,"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/vegetation","display_name":"Vegetation (pathology)","score":0.6912920475006104},{"id":"https://openalex.org/keywords/mean-squared-error","display_name":"Mean squared error","score":0.6764800548553467},{"id":"https://openalex.org/keywords/scatterometer","display_name":"Scatterometer","score":0.6567668318748474},{"id":"https://openalex.org/keywords/radar","display_name":"Radar","score":0.5550918579101562},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.508162260055542},{"id":"https://openalex.org/keywords/remote-sensing","display_name":"Remote sensing","score":0.4741515517234802},{"id":"https://openalex.org/keywords/normalized-difference-vegetation-index","display_name":"Normalized Difference Vegetation Index","score":0.43761298060417175},{"id":"https://openalex.org/keywords/environmental-science","display_name":"Environmental science","score":0.39293473958969116},{"id":"https://openalex.org/keywords/agronomy","display_name":"Agronomy","score":0.2594635486602783},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.24486330151557922},{"id":"https://openalex.org/keywords/statistics","display_name":"Statistics","score":0.1940065324306488},{"id":"https://openalex.org/keywords/leaf-area-index","display_name":"Leaf area index","score":0.15319129824638367},{"id":"https://openalex.org/keywords/geology","display_name":"Geology","score":0.1310909390449524},{"id":"https://openalex.org/keywords/biology","display_name":"Biology","score":0.10290795564651489},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.07418632507324219}],"concepts":[{"id":"https://openalex.org/C2776133958","wikidata":"https://www.wikidata.org/wiki/Q7918366","display_name":"Vegetation (pathology)","level":2,"score":0.6912920475006104},{"id":"https://openalex.org/C139945424","wikidata":"https://www.wikidata.org/wiki/Q1940696","display_name":"Mean squared error","level":2,"score":0.6764800548553467},{"id":"https://openalex.org/C2776212561","wikidata":"https://www.wikidata.org/wiki/Q905295","display_name":"Scatterometer","level":3,"score":0.6567668318748474},{"id":"https://openalex.org/C554190296","wikidata":"https://www.wikidata.org/wiki/Q47528","display_name":"Radar","level":2,"score":0.5550918579101562},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.508162260055542},{"id":"https://openalex.org/C62649853","wikidata":"https://www.wikidata.org/wiki/Q199687","display_name":"Remote sensing","level":1,"score":0.4741515517234802},{"id":"https://openalex.org/C1549246","wikidata":"https://www.wikidata.org/wiki/Q718775","display_name":"Normalized Difference Vegetation Index","level":3,"score":0.43761298060417175},{"id":"https://openalex.org/C39432304","wikidata":"https://www.wikidata.org/wiki/Q188847","display_name":"Environmental science","level":0,"score":0.39293473958969116},{"id":"https://openalex.org/C6557445","wikidata":"https://www.wikidata.org/wiki/Q173113","display_name":"Agronomy","level":1,"score":0.2594635486602783},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.24486330151557922},{"id":"https://openalex.org/C105795698","wikidata":"https://www.wikidata.org/wiki/Q12483","display_name":"Statistics","level":1,"score":0.1940065324306488},{"id":"https://openalex.org/C25989453","wikidata":"https://www.wikidata.org/wiki/Q446746","display_name":"Leaf area index","level":2,"score":0.15319129824638367},{"id":"https://openalex.org/C127313418","wikidata":"https://www.wikidata.org/wiki/Q1069","display_name":"Geology","level":0,"score":0.1310909390449524},{"id":"https://openalex.org/C86803240","wikidata":"https://www.wikidata.org/wiki/Q420","display_name":"Biology","level":0,"score":0.10290795564651489},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.07418632507324219},{"id":"https://openalex.org/C71924100","wikidata":"https://www.wikidata.org/wiki/Q11190","display_name":"Medicine","level":0,"score":0.0},{"id":"https://openalex.org/C142724271","wikidata":"https://www.wikidata.org/wiki/Q7208","display_name":"Pathology","level":1,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/lgrs.2013.2279255","is_oa":false,"landing_page_url":"https://doi.org/10.1109/lgrs.2013.2279255","pdf_url":null,"source":{"id":"https://openalex.org/S126920919","display_name":"IEEE Geoscience and Remote Sensing Letters","issn_l":"1545-598X","issn":["1545-598X","1558-0571"],"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 Geoscience and Remote Sensing Letters","raw_type":"journal-article"}],"best_oa_location":null,"sustainable_development_goals":[{"id":"https://metadata.un.org/sdg/15","score":0.6700000166893005,"display_name":"Life in Land"}],"awards":[],"funders":[{"id":"https://openalex.org/F4320306114","display_name":"U.S. Department of Agriculture","ror":"https://ror.org/01na82s61"}],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":29,"referenced_works":["https://openalex.org/W68509258","https://openalex.org/W1967428467","https://openalex.org/W1979975745","https://openalex.org/W1986658172","https://openalex.org/W1990147589","https://openalex.org/W2013513270","https://openalex.org/W2027135894","https://openalex.org/W2027371372","https://openalex.org/W2034968407","https://openalex.org/W2043528073","https://openalex.org/W2052503911","https://openalex.org/W2053819103","https://openalex.org/W2063623478","https://openalex.org/W2072567364","https://openalex.org/W2089036470","https://openalex.org/W2108952172","https://openalex.org/W2109090765","https://openalex.org/W2118888087","https://openalex.org/W2129360975","https://openalex.org/W2141135204","https://openalex.org/W2148700786","https://openalex.org/W2149580466","https://openalex.org/W2150395205","https://openalex.org/W2163504721","https://openalex.org/W2163642873","https://openalex.org/W2167343080","https://openalex.org/W3023911918","https://openalex.org/W6679083830","https://openalex.org/W6682361885"],"related_works":["https://openalex.org/W3207046288","https://openalex.org/W1589762804","https://openalex.org/W2546488237","https://openalex.org/W3000499464","https://openalex.org/W2068845235","https://openalex.org/W3023446922","https://openalex.org/W4324030030","https://openalex.org/W1980260791","https://openalex.org/W4385533602","https://openalex.org/W2585691118"],"abstract_inverted_index":{"The":[0,204],"radar":[1,35],"vegetation":[2,22,74,187],"index":[3],"(RVI)":[4],"has":[5,14],"low":[6],"sensitivity":[7],"to":[8,20,224],"changes":[9],"in":[10],"environmental":[11],"conditions":[12],"and":[13,71,78,96,121,147,159,217],"the":[15,34,62,84,131,134,177,213],"potential":[16,178],"as":[17,181],"a":[18,38,48,152,182,191],"tool":[19],"monitor":[21],"growth.":[23],"In":[24,129],"this":[25,207],"letter,":[26],"we":[27],"expand":[28],"on":[29],"previous":[30,140],"research":[31],"by":[32],"investigating":[33],"response":[36],"over":[37,54],"wheat":[39,57,135],"canopy.":[40],"RVI":[41,86,158,180],"was":[42,87],"computed":[43],"using":[44],"observations":[45],"made":[46],"with":[47,90,139,142],"ground-based":[49],"multifrequency":[50],"polarimetric":[51],"scatterometer":[52],"system":[53],"an":[55],"entire":[56],"growth":[58],"cycle.":[59],"We":[60,81,149],"analyzed":[61],"temporal":[63],"variations":[64],"of":[65,112,133,179,206],"backscattering":[66],"coefficients":[67],"for":[68,110,164,185,195,212],"L-,":[69],"C-,":[70],"X-bands;":[72],"RVI;":[73],"water":[75],"content":[76],"(VWC);":[77],"fresh":[79,97,122],"weight.":[80],"found":[82,150],"that":[83,151],"L-band":[85,157],"highly":[88],"correlated":[89],"both":[91],"VWC":[92,113,160,189],"(r":[93,99],"=":[94,100,117,125,169],"0.98)":[95],"weight":[98,123],"0.98).":[101],"Based":[102],"upon":[103],"these":[104],"analyses,":[105],"linear":[106,154],"equations":[107],"were":[108,137],"developed":[109],"estimation":[111],"(root-mean-square":[114],"error":[115],"(RMSE":[116,124,168],"0.126":[118],"kg":[119,127,171],"m-2))":[120],"0.12":[126],"m-2).":[128,172],"addition,":[130],"results":[132,174,205],"study":[136],"combined":[138],"investigations":[141],"other":[143],"crops":[144],"(e.g.,":[145],"rice":[146],"soybean).":[148],"single":[153],"relationship":[155],"between":[156],"can":[161],"be":[162,210],"used":[163],"all":[165],"crop":[166],"types":[167],"0.47":[170],"These":[173],"clearly":[175],"demonstrate":[176],"robust":[183],"method":[184],"characterizing":[186],"canopies.":[188],"is":[190,222],"key":[192],"input":[193],"requirement":[194],"retrieving":[196],"soil":[197,227],"moisture":[198],"from":[199],"microwave":[200],"remote":[201],"sensing":[202],"observations.":[203],"investigation":[208],"will":[209],"useful":[211],"Soil":[214],"Moisture":[215],"Active":[216],"Passive":[218],"mission":[219],"(2014),":[220],"which":[221],"designed":[223],"measure":[225],"global":[226],"moisture.":[228]},"counts_by_year":[{"year":2026,"cited_by_count":2},{"year":2025,"cited_by_count":7},{"year":2024,"cited_by_count":8},{"year":2023,"cited_by_count":7},{"year":2022,"cited_by_count":8},{"year":2021,"cited_by_count":15},{"year":2020,"cited_by_count":8},{"year":2019,"cited_by_count":14},{"year":2018,"cited_by_count":7},{"year":2017,"cited_by_count":2},{"year":2016,"cited_by_count":5},{"year":2015,"cited_by_count":7},{"year":2014,"cited_by_count":3}],"updated_date":"2026-08-21T09:56:20.448147","created_date":"2025-10-10T00:00:00"}
