{"id":"https://openalex.org/W3208776915","doi":"https://doi.org/10.1109/jstars.2021.3123932","title":"Regularized Dual-Channel Algorithm for the Retrieval of Soil Moisture and Vegetation Optical Depth From SMAP Measurements","display_name":"Regularized Dual-Channel Algorithm for the Retrieval of Soil Moisture and Vegetation Optical Depth From SMAP Measurements","publication_year":2021,"publication_date":"2021-10-29","ids":{"openalex":"https://openalex.org/W3208776915","doi":"https://doi.org/10.1109/jstars.2021.3123932","mag":"3208776915"},"language":"en","primary_location":{"id":"doi:10.1109/jstars.2021.3123932","is_oa":true,"landing_page_url":"https://doi.org/10.1109/jstars.2021.3123932","pdf_url":"https://ieeexplore.ieee.org/ielx7/4609443/9656571/09594667.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":"cc-by","license_id":"https://openalex.org/licenses/cc-by","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/ielx7/4609443/9656571/09594667.pdf","any_repository_has_fulltext":true},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5075865846","display_name":"Juli\u00e1n Chaubell","orcid":"https://orcid.org/0000-0002-8067-6988"},"institutions":[{"id":"https://openalex.org/I1334627681","display_name":"Jet Propulsion Laboratory","ror":"https://ror.org/027k65916","country_code":"US","type":"facility","lineage":["https://openalex.org/I122411786","https://openalex.org/I1334627681","https://openalex.org/I4210124779"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Julian Chaubell","raw_affiliation_strings":["Jet Propulsion Laboratory, California Institute of Technology, Pasadena, CA, USA"],"raw_orcid":"https://orcid.org/0000-0002-8067-6988","affiliations":[{"raw_affiliation_string":"Jet Propulsion Laboratory, California Institute of Technology, Pasadena, CA, USA","institution_ids":["https://openalex.org/I1334627681"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5006211721","display_name":"Simon Yueh","orcid":"https://orcid.org/0000-0001-7061-5295"},"institutions":[{"id":"https://openalex.org/I1334627681","display_name":"Jet Propulsion Laboratory","ror":"https://ror.org/027k65916","country_code":"US","type":"facility","lineage":["https://openalex.org/I122411786","https://openalex.org/I1334627681","https://openalex.org/I4210124779"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Simon Yueh","raw_affiliation_strings":["Jet Propulsion Laboratory, California Institute of Technology, Pasadena, CA, USA"],"raw_orcid":"https://orcid.org/0000-0001-7061-5295","affiliations":[{"raw_affiliation_string":"Jet Propulsion Laboratory, California Institute of Technology, Pasadena, CA, USA","institution_ids":["https://openalex.org/I1334627681"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5063606252","display_name":"R. S. Dunbar","orcid":"https://orcid.org/0000-0003-0173-9344"},"institutions":[{"id":"https://openalex.org/I1334627681","display_name":"Jet Propulsion Laboratory","ror":"https://ror.org/027k65916","country_code":"US","type":"facility","lineage":["https://openalex.org/I122411786","https://openalex.org/I1334627681","https://openalex.org/I4210124779"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"R. Scott Dunbar","raw_affiliation_strings":["Jet Propulsion Laboratory, California Institute of Technology, Pasadena, CA, USA"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Jet Propulsion Laboratory, California Institute of Technology, Pasadena, CA, USA","institution_ids":["https://openalex.org/I1334627681"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5008146196","display_name":"Andreas Colliander","orcid":"https://orcid.org/0000-0003-4093-8119"},"institutions":[{"id":"https://openalex.org/I1334627681","display_name":"Jet Propulsion Laboratory","ror":"https://ror.org/027k65916","country_code":"US","type":"facility","lineage":["https://openalex.org/I122411786","https://openalex.org/I1334627681","https://openalex.org/I4210124779"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Andreas Colliander","raw_affiliation_strings":["Jet Propulsion Laboratory, California Institute of Technology, Pasadena, CA, USA"],"raw_orcid":"https://orcid.org/0000-0003-4093-8119","affiliations":[{"raw_affiliation_string":"Jet Propulsion Laboratory, California Institute of Technology, Pasadena, CA, USA","institution_ids":["https://openalex.org/I1334627681"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5085491613","display_name":"Dara Entekhabi","orcid":"https://orcid.org/0000-0002-8362-4761"},"institutions":[{"id":"https://openalex.org/I63966007","display_name":"Massachusetts Institute of Technology","ror":"https://ror.org/042nb2s44","country_code":"US","type":"education","lineage":["https://openalex.org/I63966007"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Dara Entekhabi","raw_affiliation_strings":["Massachusetts Institute of Technology, Cambridge, MA, USA"],"raw_orcid":"https://orcid.org/0000-0002-8362-4761","affiliations":[{"raw_affiliation_string":"Massachusetts Institute of Technology, Cambridge, MA, USA","institution_ids":["https://openalex.org/I63966007"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5006360799","display_name":"S. Chan","orcid":"https://orcid.org/0000-0001-6731-0079"},"institutions":[{"id":"https://openalex.org/I1334627681","display_name":"Jet Propulsion Laboratory","ror":"https://ror.org/027k65916","country_code":"US","type":"facility","lineage":["https://openalex.org/I122411786","https://openalex.org/I1334627681","https://openalex.org/I4210124779"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Steven K. Chan","raw_affiliation_strings":["Jet Propulsion Laboratory, California Institute of Technology, Pasadena, CA, USA"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Jet Propulsion Laboratory, California Institute of Technology, Pasadena, CA, USA","institution_ids":["https://openalex.org/I1334627681"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5100322106","display_name":"Fan Chen","orcid":"https://orcid.org/0000-0003-3257-9259"},"institutions":[{"id":"https://openalex.org/I1312222531","display_name":"Agricultural Research Service","ror":"https://ror.org/02d2m2044","country_code":"US","type":"government","lineage":["https://openalex.org/I1312222531","https://openalex.org/I1336096307"]},{"id":"https://openalex.org/I4210125976","display_name":"Beltsville Agricultural Research Center","ror":"https://ror.org/03b08sh51","country_code":"US","type":"facility","lineage":["https://openalex.org/I1312222531","https://openalex.org/I1336096307","https://openalex.org/I4210125976","https://openalex.org/I4210138094"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Fan Chen","raw_affiliation_strings":["SSAL Inc., Greenbelt, MD and USDA Agricultural Research Service, Beltsville, MD, USA"],"raw_orcid":"https://orcid.org/0000-0003-3257-9259","affiliations":[{"raw_affiliation_string":"SSAL Inc., Greenbelt, MD and USDA Agricultural Research Service, Beltsville, MD, USA","institution_ids":["https://openalex.org/I4210125976","https://openalex.org/I1312222531"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5020740076","display_name":"Xiaolan Xu","orcid":"https://orcid.org/0000-0003-4321-7931"},"institutions":[{"id":"https://openalex.org/I1334627681","display_name":"Jet Propulsion Laboratory","ror":"https://ror.org/027k65916","country_code":"US","type":"facility","lineage":["https://openalex.org/I122411786","https://openalex.org/I1334627681","https://openalex.org/I4210124779"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Xiaolan Xu","raw_affiliation_strings":["Jet Propulsion Laboratory, California Institute of Technology, Pasadena, CA, USA"],"raw_orcid":"https://orcid.org/0000-0003-4321-7931","affiliations":[{"raw_affiliation_string":"Jet Propulsion Laboratory, California Institute of Technology, Pasadena, CA, USA","institution_ids":["https://openalex.org/I1334627681"]}]},{"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/I1306266525","display_name":"Goddard Space Flight Center","ror":"https://ror.org/0171mag52","country_code":"US","type":"facility","lineage":["https://openalex.org/I1306266525","https://openalex.org/I4210124779"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Rajat Bindlish","raw_affiliation_strings":["Goddard Space Flight Center, Greenbelt, MD, USA"],"raw_orcid":"https://orcid.org/0000-0002-1913-0353","affiliations":[{"raw_affiliation_string":"Goddard Space Flight Center, Greenbelt, MD, USA","institution_ids":["https://openalex.org/I1306266525"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5015820551","display_name":"Peggy O\u2019Neill","orcid":"https://orcid.org/0000-0002-2596-8670"},"institutions":[{"id":"https://openalex.org/I1306266525","display_name":"Goddard Space Flight Center","ror":"https://ror.org/0171mag52","country_code":"US","type":"facility","lineage":["https://openalex.org/I1306266525","https://openalex.org/I4210124779"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Peggy O'Neill","raw_affiliation_strings":["Goddard Space Flight Center, Greenbelt, MD, USA"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Goddard Space Flight Center, Greenbelt, MD, USA","institution_ids":["https://openalex.org/I1306266525"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5054898551","display_name":"Jun Asanuma","orcid":"https://orcid.org/0000-0003-1258-5491"},"institutions":[{"id":"https://openalex.org/I146399215","display_name":"University of Tsukuba","ror":"https://ror.org/02956yf07","country_code":"JP","type":"education","lineage":["https://openalex.org/I146399215"]}],"countries":["JP"],"is_corresponding":false,"raw_author_name":"Jun Asanuma","raw_affiliation_strings":["Center for Research in Isotopes and Environmental Dynamics, Tsukuba University, Tsukuba, Japan"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Center for Research in Isotopes and Environmental Dynamics, Tsukuba University, Tsukuba, Japan","institution_ids":["https://openalex.org/I146399215"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5061554533","display_name":"Aaron Berg","orcid":"https://orcid.org/0000-0001-8438-5662"},"institutions":[{"id":"https://openalex.org/I79817857","display_name":"University of Guelph","ror":"https://ror.org/01r7awg59","country_code":"CA","type":"education","lineage":["https://openalex.org/I79817857"]}],"countries":["CA"],"is_corresponding":false,"raw_author_name":"Aaron A. Berg","raw_affiliation_strings":["Department of Geography, Environment and Geomatics, University of Guelph, Guelph, ON, Canada"],"raw_orcid":"https://orcid.org/0000-0001-8438-5662","affiliations":[{"raw_affiliation_string":"Department of Geography, Environment and Geomatics, University of Guelph, Guelph, ON, Canada","institution_ids":["https://openalex.org/I79817857"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5016124948","display_name":"David D. Bosch","orcid":"https://orcid.org/0000-0001-9021-8705"},"institutions":[{"id":"https://openalex.org/I1312222531","display_name":"Agricultural Research Service","ror":"https://ror.org/02d2m2044","country_code":"US","type":"government","lineage":["https://openalex.org/I1312222531","https://openalex.org/I1336096307"]},{"id":"https://openalex.org/I4210092482","display_name":"Southeast Watershed Research Laboratory","ror":"https://ror.org/00kj82e71","country_code":"US","type":"facility","lineage":["https://openalex.org/I1312222531","https://openalex.org/I1336096307","https://openalex.org/I4210092482","https://openalex.org/I4210122704"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"David D. Bosch","raw_affiliation_strings":["USDA Agricultural Research Service Southeast Watershed Research Laboratory, Tifton, GA, USA"],"raw_orcid":"https://orcid.org/0000-0001-9021-8705","affiliations":[{"raw_affiliation_string":"USDA Agricultural Research Service Southeast Watershed Research Laboratory, Tifton, GA, USA","institution_ids":["https://openalex.org/I4210092482","https://openalex.org/I1312222531"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5007717292","display_name":"Todd G. Caldwell","orcid":"https://orcid.org/0000-0003-4068-0648"},"institutions":[{"id":"https://openalex.org/I1288783943","display_name":"Bureau of Economic Analysis","ror":"https://ror.org/03b17a012","country_code":"US","type":"government","lineage":["https://openalex.org/I1288783943","https://openalex.org/I1343035065"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Todd Caldwell","raw_affiliation_strings":["University of Texas at Austin, Bureau of Economic Geology, Austin, USA"],"raw_orcid":"https://orcid.org/0000-0003-4068-0648","affiliations":[{"raw_affiliation_string":"University of Texas at Austin, Bureau of Economic Geology, Austin, USA","institution_ids":["https://openalex.org/I1288783943"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5025247468","display_name":"Michael H. Cosh","orcid":"https://orcid.org/0000-0003-4776-1918"},"institutions":[{"id":"https://openalex.org/I1312222531","display_name":"Agricultural Research Service","ror":"https://ror.org/02d2m2044","country_code":"US","type":"government","lineage":["https://openalex.org/I1312222531","https://openalex.org/I1336096307"]},{"id":"https://openalex.org/I4210125976","display_name":"Beltsville Agricultural Research Center","ror":"https://ror.org/03b08sh51","country_code":"US","type":"facility","lineage":["https://openalex.org/I1312222531","https://openalex.org/I1336096307","https://openalex.org/I4210125976","https://openalex.org/I4210138094"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Michael H. Cosh","raw_affiliation_strings":["USDA Agricultural Research Service Beltsville Agricultural Research Center, Hydrology and Remote Sensing Laboratory, Beltsville, MD, USA"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"USDA Agricultural Research Service Beltsville Agricultural Research Center, Hydrology and Remote Sensing Laboratory, Beltsville, MD, USA","institution_ids":["https://openalex.org/I4210125976","https://openalex.org/I1312222531"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5016131860","display_name":"Chandra Holifield Collins","orcid":null},"institutions":[{"id":"https://openalex.org/I1312222531","display_name":"Agricultural Research Service","ror":"https://ror.org/02d2m2044","country_code":"US","type":"government","lineage":["https://openalex.org/I1312222531","https://openalex.org/I1336096307"]},{"id":"https://openalex.org/I4210143278","display_name":"Southwest Watershed Research Center","ror":"https://ror.org/03bxq7g45","country_code":"US","type":"facility","lineage":["https://openalex.org/I1312222531","https://openalex.org/I1336096307","https://openalex.org/I4210094889","https://openalex.org/I4210143278"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Chandra Holifield Collins","raw_affiliation_strings":["USDA Agricultural Research Service Southwest Watershed Research, Southwest Watershed Research Center, Tucson, AZ, USA"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"USDA Agricultural Research Service Southwest Watershed Research, Southwest Watershed Research Center, Tucson, AZ, USA","institution_ids":["https://openalex.org/I4210143278","https://openalex.org/I1312222531"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5007982450","display_name":"Karsten H. Jensen","orcid":"https://orcid.org/0000-0003-4020-0050"},"institutions":[{"id":"https://openalex.org/I2801055619","display_name":"Danish Geodata Agency","ror":"https://ror.org/02av6zw72","country_code":"DK","type":"other","lineage":["https://openalex.org/I2801055619","https://openalex.org/I4210102581"]}],"countries":["DK"],"is_corresponding":false,"raw_author_name":"Karsten H. Jensen","raw_affiliation_strings":["Department of Geosciences and Natural Resource Management, Copenhagen K, Denmark"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Geosciences and Natural Resource Management, Copenhagen K, Denmark","institution_ids":["https://openalex.org/I2801055619"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5037298167","display_name":"Jos\u00e9 Mart\u00ednez\u2010Fern\u00e1ndez","orcid":"https://orcid.org/0000-0003-0446-9693"},"institutions":[{"id":"https://openalex.org/I184999862","display_name":"Universidad de Salamanca","ror":"https://ror.org/02f40zc51","country_code":"ES","type":"education","lineage":["https://openalex.org/I184999862"]}],"countries":["ES"],"is_corresponding":false,"raw_author_name":"Jose Martinez-Fernandez","raw_affiliation_strings":["Instituto de Investigacin en Agrobiotecnologa (CIALE), Universidad de Salamanca, Salamanca, Spain"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Instituto de Investigacin en Agrobiotecnologa (CIALE), Universidad de Salamanca, Salamanca, Spain","institution_ids":["https://openalex.org/I184999862"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5059940466","display_name":"M. S. Seyfried","orcid":"https://orcid.org/0000-0001-8081-0713"},"institutions":[{"id":"https://openalex.org/I1312222531","display_name":"Agricultural Research Service","ror":"https://ror.org/02d2m2044","country_code":"US","type":"government","lineage":["https://openalex.org/I1312222531","https://openalex.org/I1336096307"]},{"id":"https://openalex.org/I4210091524","display_name":"Northwest Watershed Research Center","ror":"https://ror.org/00cahhs35","country_code":"US","type":"facility","lineage":["https://openalex.org/I1312222531","https://openalex.org/I1336096307","https://openalex.org/I4210091524","https://openalex.org/I4210094889"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Mark Seyfried","raw_affiliation_strings":["USDA Agricultural Research Service Northwest Watershed Research Center, Boise, ID, USA"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"USDA Agricultural Research Service Northwest Watershed Research Center, Boise, ID, USA","institution_ids":["https://openalex.org/I4210091524","https://openalex.org/I1312222531"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5012776200","display_name":"Patrick J. Starks","orcid":"https://orcid.org/0000-0003-2844-8993"},"institutions":[{"id":"https://openalex.org/I4210145274","display_name":"Agricultural Research Service - Plains Area","ror":"https://ror.org/03sqy6516","country_code":"US","type":"government","lineage":["https://openalex.org/I1312222531","https://openalex.org/I1336096307","https://openalex.org/I4210145274"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Patrick J. Starks","raw_affiliation_strings":["USDA Agricultural Research Service Great Plains Agroclimate and Natural Resources Research Unit, El Reno, OK, USA"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"USDA Agricultural Research Service Great Plains Agroclimate and Natural Resources Research Unit, El Reno, OK, USA","institution_ids":["https://openalex.org/I4210145274"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5037183827","display_name":"Zhongbo Su","orcid":"https://orcid.org/0000-0003-2096-1733"},"institutions":[{"id":"https://openalex.org/I94624287","display_name":"University of Twente","ror":"https://ror.org/006hf6230","country_code":"NL","type":"education","lineage":["https://openalex.org/I94624287"]}],"countries":["NL"],"is_corresponding":false,"raw_author_name":"Zhongbo Su","raw_affiliation_strings":["ITC Faculty, University of Twente, Enschede, The Netherlands"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"ITC Faculty, University of Twente, Enschede, The Netherlands","institution_ids":["https://openalex.org/I94624287"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5038828535","display_name":"M. Thibeault","orcid":"https://orcid.org/0000-0002-7191-4892"},"institutions":[{"id":"https://openalex.org/I4210164210","display_name":"National Space Activities Commission","ror":"https://ror.org/05nmttp70","country_code":"AR","type":"government","lineage":["https://openalex.org/I4210164210"]}],"countries":["AR"],"is_corresponding":false,"raw_author_name":"Marc Thibeault","raw_affiliation_strings":["Comisi&#x00F3;n Nacional de Actividades Espaciales, Buenos Aires, Argentina"],"raw_orcid":"https://orcid.org/0000-0002-7191-4892","affiliations":[{"raw_affiliation_string":"Comisi&#x00F3;n Nacional de Actividades Espaciales, Buenos Aires, Argentina","institution_ids":["https://openalex.org/I4210164210"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5020270621","display_name":"Jeffrey P. Walker","orcid":"https://orcid.org/0000-0002-4817-2712"},"institutions":[{"id":"https://openalex.org/I56590836","display_name":"Monash University","ror":"https://ror.org/02bfwt286","country_code":"AU","type":"education","lineage":["https://openalex.org/I56590836"]}],"countries":["AU"],"is_corresponding":false,"raw_author_name":"Jeffrey P. Walker","raw_affiliation_strings":["Monash University, Melbourne, VIC, Australia"],"raw_orcid":"https://orcid.org/0000-0002-4817-2712","affiliations":[{"raw_affiliation_string":"Monash University, Melbourne, VIC, Australia","institution_ids":["https://openalex.org/I56590836"]}]}],"institutions":[],"countries_distinct_count":8,"institutions_distinct_count":23,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":{"value":1250,"currency":"USD","value_usd":1250},"apc_paid":{"value":1250,"currency":"USD","value_usd":1250},"fwci":2.106,"has_fulltext":true,"cited_by_count":35,"citation_normalized_percentile":{"value":0.85930493,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":95,"max":99},"biblio":{"volume":"15","issue":null,"first_page":"102","last_page":"114"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11312","display_name":"Soil Moisture and Remote Sensing","score":1.0,"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":1.0,"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":0.991100013256073,"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/T11234","display_name":"Precipitation Measurement and Analysis","score":0.9886999726295471,"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/remote-sensing","display_name":"Remote sensing","score":0.586459219455719},{"id":"https://openalex.org/keywords/vegetation","display_name":"Vegetation (pathology)","score":0.5814260840415955},{"id":"https://openalex.org/keywords/dual","display_name":"Dual (grammatical number)","score":0.5440704822540283},{"id":"https://openalex.org/keywords/water-content","display_name":"Water content","score":0.5197070240974426},{"id":"https://openalex.org/keywords/channel","display_name":"Channel (broadcasting)","score":0.5179575681686401},{"id":"https://openalex.org/keywords/environmental-science","display_name":"Environmental science","score":0.46633267402648926},{"id":"https://openalex.org/keywords/moisture","display_name":"Moisture","score":0.44393470883369446},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.44017359614372253},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.4165096879005432},{"id":"https://openalex.org/keywords/geology","display_name":"Geology","score":0.24468979239463806},{"id":"https://openalex.org/keywords/meteorology","display_name":"Meteorology","score":0.14196369051933289},{"id":"https://openalex.org/keywords/physics","display_name":"Physics","score":0.09763637185096741}],"concepts":[{"id":"https://openalex.org/C62649853","wikidata":"https://www.wikidata.org/wiki/Q199687","display_name":"Remote sensing","level":1,"score":0.586459219455719},{"id":"https://openalex.org/C2776133958","wikidata":"https://www.wikidata.org/wiki/Q7918366","display_name":"Vegetation (pathology)","level":2,"score":0.5814260840415955},{"id":"https://openalex.org/C2780980858","wikidata":"https://www.wikidata.org/wiki/Q110022","display_name":"Dual (grammatical number)","level":2,"score":0.5440704822540283},{"id":"https://openalex.org/C24939127","wikidata":"https://www.wikidata.org/wiki/Q373499","display_name":"Water content","level":2,"score":0.5197070240974426},{"id":"https://openalex.org/C127162648","wikidata":"https://www.wikidata.org/wiki/Q16858953","display_name":"Channel (broadcasting)","level":2,"score":0.5179575681686401},{"id":"https://openalex.org/C39432304","wikidata":"https://www.wikidata.org/wiki/Q188847","display_name":"Environmental science","level":0,"score":0.46633267402648926},{"id":"https://openalex.org/C176864760","wikidata":"https://www.wikidata.org/wiki/Q217651","display_name":"Moisture","level":2,"score":0.44393470883369446},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.44017359614372253},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.4165096879005432},{"id":"https://openalex.org/C127313418","wikidata":"https://www.wikidata.org/wiki/Q1069","display_name":"Geology","level":0,"score":0.24468979239463806},{"id":"https://openalex.org/C153294291","wikidata":"https://www.wikidata.org/wiki/Q25261","display_name":"Meteorology","level":1,"score":0.14196369051933289},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.09763637185096741},{"id":"https://openalex.org/C124952713","wikidata":"https://www.wikidata.org/wiki/Q8242","display_name":"Literature","level":1,"score":0.0},{"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/C142362112","wikidata":"https://www.wikidata.org/wiki/Q735","display_name":"Art","level":0,"score":0.0},{"id":"https://openalex.org/C31258907","wikidata":"https://www.wikidata.org/wiki/Q1301371","display_name":"Computer network","level":1,"score":0.0},{"id":"https://openalex.org/C187320778","wikidata":"https://www.wikidata.org/wiki/Q1349130","display_name":"Geotechnical engineering","level":1,"score":0.0}],"mesh":[],"locations_count":4,"locations":[{"id":"doi:10.1109/jstars.2021.3123932","is_oa":true,"landing_page_url":"https://doi.org/10.1109/jstars.2021.3123932","pdf_url":"https://ieeexplore.ieee.org/ielx7/4609443/9656571/09594667.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":"cc-by","license_id":"https://openalex.org/licenses/cc-by","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:pure.atira.dk:openaire_cris_publications/aa4413e6-9b5c-4d6d-9cd0-5b9206cc4c88","is_oa":true,"landing_page_url":"https://researchprofiles.ku.dk/da/publications/aa4413e6-9b5c-4d6d-9cd0-5b9206cc4c88","pdf_url":"https://curis.ku.dk/ws/files/290534160/Regularized_Dual_Channel_Algorithm_for_the_Retrieval_of_Soil_Moisture_and_Vegetation_Optical_Depth_From_SMAP_Measurements.pdf","source":{"id":"https://openalex.org/S4306401983","display_name":"Research at the University of Copenhagen (University of Copenhagen)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I124055696","host_organization_name":"University of Copenhagen","host_organization_lineage":["https://openalex.org/I124055696"],"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":"Chaubell , M J , Yueh , S H , Dunbar , S , Colliander , A , Entekhabi , D , Chan , S K , Chen , F , Xu , X , Bindlish , R , Oneill , P E , Asanuma , J , Berg , A , Bosch , D D , Caldwell , T , Cosh , M , Holifield Collins , C D , Jensen , K H , Martinez-Fernandez , J , Seyfried , M , Starks , P , Su , B , Thibeault , M & Walker , J 2022 , ' Regularized Dual-Channel Algorithm for the Retrieval of Soil Moisture and Vegetation Optical Depth from SMAP Measurements ' , IEEE Journal of Selected Topics in Applied Earth Observations and Remote Sensing , vol. 15 , pp. 102-114 . https://doi.org/10.1109/JSTARS.2021.3123932","raw_type":"article"},{"id":"pmh:oai:doaj.org/article:5bd2c1ae9466438282067d08a025cb87","is_oa":true,"landing_page_url":"https://doaj.org/article/5bd2c1ae9466438282067d08a025cb87","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 15, Pp 102-114 (2022)","raw_type":"article"},{"id":"pmh:oai:dspace.mit.edu:1721.1/148561","is_oa":true,"landing_page_url":"https://hdl.handle.net/1721.1/148561","pdf_url":null,"source":{"id":"https://openalex.org/S4306400425","display_name":"DSpace@MIT (Massachusetts Institute of Technology)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I63966007","host_organization_name":"Massachusetts Institute of Technology","host_organization_lineage":["https://openalex.org/I63966007"],"host_organization_lineage_names":[],"type":"repository"},"license":"cc-by-nc","license_id":"https://openalex.org/licenses/cc-by-nc","version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"IEEE","raw_type":"Article"}],"best_oa_location":{"id":"doi:10.1109/jstars.2021.3123932","is_oa":true,"landing_page_url":"https://doi.org/10.1109/jstars.2021.3123932","pdf_url":"https://ieeexplore.ieee.org/ielx7/4609443/9656571/09594667.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":"cc-by","license_id":"https://openalex.org/licenses/cc-by","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":[{"id":"https://metadata.un.org/sdg/15","score":0.7300000190734863,"display_name":"Life in Land"}],"awards":[],"funders":[{"id":"https://openalex.org/F4320306101","display_name":"National Aeronautics and Space Administration","ror":"https://ror.org/027ka1x80"},{"id":"https://openalex.org/F4320309398","display_name":"California Institute of Technology","ror":"https://ror.org/05dxps055"},{"id":"https://openalex.org/F4320332375","display_name":"Jet Propulsion Laboratory","ror":"https://ror.org/027k65916"}],"has_content":{"grobid_xml":true,"pdf":true},"content_urls":{"pdf":"https://content.openalex.org/works/W3208776915.pdf","grobid_xml":"https://content.openalex.org/works/W3208776915.grobid-xml"},"referenced_works_count":29,"referenced_works":["https://openalex.org/W1651208609","https://openalex.org/W1859700818","https://openalex.org/W1977937583","https://openalex.org/W1981263865","https://openalex.org/W2009484044","https://openalex.org/W2019043322","https://openalex.org/W2039348932","https://openalex.org/W2052637016","https://openalex.org/W2056063911","https://openalex.org/W2078865635","https://openalex.org/W2093265224","https://openalex.org/W2097434015","https://openalex.org/W2107474547","https://openalex.org/W2135048240","https://openalex.org/W2141219203","https://openalex.org/W2163444190","https://openalex.org/W2211624364","https://openalex.org/W2582059183","https://openalex.org/W2601902151","https://openalex.org/W2731015236","https://openalex.org/W2885570979","https://openalex.org/W2900026416","https://openalex.org/W2905506104","https://openalex.org/W2905799827","https://openalex.org/W2975602688","https://openalex.org/W2999012568","https://openalex.org/W4225783004","https://openalex.org/W4253730852","https://openalex.org/W6892113426"],"related_works":["https://openalex.org/W2317351040","https://openalex.org/W2952466936","https://openalex.org/W1988622314","https://openalex.org/W2393949104","https://openalex.org/W4236344264","https://openalex.org/W3046201198","https://openalex.org/W173799707","https://openalex.org/W4293061921","https://openalex.org/W2324371611","https://openalex.org/W2807441102"],"abstract_inverted_index":{"In":[0,23,92],"August":[1],"2020,":[2],"soil":[3,14],"moisture":[4,15],"active":[5],"passive":[6],"(SMAP)":[7],"released":[8],"a":[9,58,76],"new":[10,42],"version":[11],"of":[12,78,89,101,105,123],"its":[13],"and":[16,133],"vegetation":[17,129],"optical":[18],"depth":[19],"(VOD)":[20],"retrieval":[21,36],"products.":[22],"this":[24,93],"article,":[25,94],"we":[26,84,95],"review":[27],"the":[28,32,41,51,62,67,87,90,99,106,111,121,124],"methodology":[29],"followed":[30],"by":[31],"SMAP":[33,52,125],"regularized":[34],"dual-channel":[35],"algorithm.":[37],"We":[38,109,118],"show":[39,57,96],"that":[40,47,65],"implementation":[43],"generates":[44],"SM":[45],"retrievals":[46],"not":[48],"only":[49],"satisfy":[50],"accuracy":[53,88],"requirements,":[54],"but":[55],"also":[56,119],"performance":[59],"comparable":[60],"to":[61,75],"single-channel":[63],"algorithm":[64],"uses":[66],"<italic":[68,79],"xmlns:mml=\"http://www.w3.org/1998/Math/MathML\"":[69,80],"xmlns:xlink=\"http://www.w3.org/1999/xlink\">V</i>":[70],"polarized":[71],"brightness":[72],"temperature.":[73],"Due":[74],"lack":[77],"xmlns:xlink=\"http://www.w3.org/1999/xlink\">in":[81],"situ</i>":[82],"measurements":[83],"cannot":[85],"evaluate":[86],"VOD.":[91],"analyses":[97],"with":[98,114,127],"intention":[100],"providing":[102],"an":[103],"understanding":[104],"VOD":[107,112,126],"product.":[108],"compare":[110],"results":[113],"those":[115],"from":[116],"SMOS.":[117],"study":[120],"relation":[122],"two":[128],"parameters:":[130],"tree":[131],"height":[132],"biomass.":[134]},"counts_by_year":[{"year":2026,"cited_by_count":1},{"year":2025,"cited_by_count":11},{"year":2024,"cited_by_count":11},{"year":2023,"cited_by_count":6},{"year":2022,"cited_by_count":6}],"updated_date":"2026-06-11T09:08:48.828518","created_date":"2025-10-10T00:00:00"}
