{"id":"https://openalex.org/W3207386263","doi":"https://doi.org/10.1109/igarss47720.2021.9554006","title":"Downscaling of Satellite Soil Moisture Products and its Applications in Drought Monitoring","display_name":"Downscaling of Satellite Soil Moisture Products and its Applications in Drought Monitoring","publication_year":2021,"publication_date":"2021-07-11","ids":{"openalex":"https://openalex.org/W3207386263","doi":"https://doi.org/10.1109/igarss47720.2021.9554006","mag":"3207386263"},"language":"en","primary_location":{"id":"doi:10.1109/igarss47720.2021.9554006","is_oa":false,"landing_page_url":"https://doi.org/10.1109/igarss47720.2021.9554006","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":"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/A5101667919","display_name":"Jicheng Liu","orcid":"https://orcid.org/0000-0001-5512-2628"},"institutions":[],"countries":[],"is_corresponding":true,"raw_author_name":"Jicheng Liu","raw_affiliation_strings":["Laboratory of Environmental Model and Data Optima (EMDO), Laurel, MD, USA"],"affiliations":[{"raw_affiliation_string":"Laboratory of Environmental Model and Data Optima (EMDO), Laurel, MD, USA","institution_ids":[]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5074510234","display_name":"Yuan Zhou","orcid":"https://orcid.org/0000-0002-8224-6068"},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Yuan Zhou","raw_affiliation_strings":["Laboratory of Environmental Model and Data Optima (EMDO), Laurel, MD, USA"],"affiliations":[{"raw_affiliation_string":"Laboratory of Environmental Model and Data Optima (EMDO), Laurel, MD, USA","institution_ids":[]}]}],"institutions":[],"countries_distinct_count":0,"institutions_distinct_count":2,"corresponding_author_ids":["https://openalex.org/A5101667919"],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":0.0,"has_fulltext":false,"cited_by_count":0,"citation_normalized_percentile":{"value":0.11362766,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":null,"biblio":{"volume":null,"issue":null,"first_page":"462","last_page":"465"},"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/T11234","display_name":"Precipitation Measurement and Analysis","score":0.9977999925613403,"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"}},{"id":"https://openalex.org/T11333","display_name":"Climate change and permafrost","score":0.9977999925613403,"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/environmental-science","display_name":"Environmental science","score":0.835443377494812},{"id":"https://openalex.org/keywords/downscaling","display_name":"Downscaling","score":0.8188744187355042},{"id":"https://openalex.org/keywords/water-content","display_name":"Water content","score":0.785148561000824},{"id":"https://openalex.org/keywords/satellite","display_name":"Satellite","score":0.696031928062439},{"id":"https://openalex.org/keywords/footprint","display_name":"Footprint","score":0.5807934999465942},{"id":"https://openalex.org/keywords/moisture","display_name":"Moisture","score":0.5432175397872925},{"id":"https://openalex.org/keywords/remote-sensing","display_name":"Remote sensing","score":0.47274458408355713},{"id":"https://openalex.org/keywords/soil-water","display_name":"Soil water","score":0.4509437084197998},{"id":"https://openalex.org/keywords/soil-science","display_name":"Soil science","score":0.3291076123714447},{"id":"https://openalex.org/keywords/meteorology","display_name":"Meteorology","score":0.2530953288078308},{"id":"https://openalex.org/keywords/precipitation","display_name":"Precipitation","score":0.2434014081954956},{"id":"https://openalex.org/keywords/geography","display_name":"Geography","score":0.0875639021396637},{"id":"https://openalex.org/keywords/geology","display_name":"Geology","score":0.08587226271629333}],"concepts":[{"id":"https://openalex.org/C39432304","wikidata":"https://www.wikidata.org/wiki/Q188847","display_name":"Environmental science","level":0,"score":0.835443377494812},{"id":"https://openalex.org/C41156917","wikidata":"https://www.wikidata.org/wiki/Q682831","display_name":"Downscaling","level":3,"score":0.8188744187355042},{"id":"https://openalex.org/C24939127","wikidata":"https://www.wikidata.org/wiki/Q373499","display_name":"Water content","level":2,"score":0.785148561000824},{"id":"https://openalex.org/C19269812","wikidata":"https://www.wikidata.org/wiki/Q26540","display_name":"Satellite","level":2,"score":0.696031928062439},{"id":"https://openalex.org/C132943942","wikidata":"https://www.wikidata.org/wiki/Q2562511","display_name":"Footprint","level":2,"score":0.5807934999465942},{"id":"https://openalex.org/C176864760","wikidata":"https://www.wikidata.org/wiki/Q217651","display_name":"Moisture","level":2,"score":0.5432175397872925},{"id":"https://openalex.org/C62649853","wikidata":"https://www.wikidata.org/wiki/Q199687","display_name":"Remote sensing","level":1,"score":0.47274458408355713},{"id":"https://openalex.org/C159750122","wikidata":"https://www.wikidata.org/wiki/Q96621023","display_name":"Soil water","level":2,"score":0.4509437084197998},{"id":"https://openalex.org/C159390177","wikidata":"https://www.wikidata.org/wiki/Q9161265","display_name":"Soil science","level":1,"score":0.3291076123714447},{"id":"https://openalex.org/C153294291","wikidata":"https://www.wikidata.org/wiki/Q25261","display_name":"Meteorology","level":1,"score":0.2530953288078308},{"id":"https://openalex.org/C107054158","wikidata":"https://www.wikidata.org/wiki/Q25257","display_name":"Precipitation","level":2,"score":0.2434014081954956},{"id":"https://openalex.org/C205649164","wikidata":"https://www.wikidata.org/wiki/Q1071","display_name":"Geography","level":0,"score":0.0875639021396637},{"id":"https://openalex.org/C127313418","wikidata":"https://www.wikidata.org/wiki/Q1069","display_name":"Geology","level":0,"score":0.08587226271629333},{"id":"https://openalex.org/C187320778","wikidata":"https://www.wikidata.org/wiki/Q1349130","display_name":"Geotechnical engineering","level":1,"score":0.0},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.0},{"id":"https://openalex.org/C146978453","wikidata":"https://www.wikidata.org/wiki/Q3798668","display_name":"Aerospace engineering","level":1,"score":0.0},{"id":"https://openalex.org/C166957645","wikidata":"https://www.wikidata.org/wiki/Q23498","display_name":"Archaeology","level":1,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/igarss47720.2021.9554006","is_oa":false,"landing_page_url":"https://doi.org/10.1109/igarss47720.2021.9554006","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"}],"best_oa_location":null,"sustainable_development_goals":[],"awards":[],"funders":[],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":6,"referenced_works":["https://openalex.org/W1986286235","https://openalex.org/W2063422594","https://openalex.org/W2132549823","https://openalex.org/W2399809112","https://openalex.org/W2534411035","https://openalex.org/W2599868771"],"related_works":["https://openalex.org/W2108512031","https://openalex.org/W2063755384","https://openalex.org/W2048409327","https://openalex.org/W2153306223","https://openalex.org/W2997015357","https://openalex.org/W2390117385","https://openalex.org/W2123825282","https://openalex.org/W1977273908","https://openalex.org/W2079990215","https://openalex.org/W2897030841"],"abstract_inverted_index":{"Soil":[0],"moisture":[1,42,90,105,119,125,141],"is":[2,61,69,121,143,157],"one":[3],"of":[4,39,58,81,87,137],"the":[5,56,85,135,138,146],"most":[6],"important":[7],"land":[8,18,22],"surface":[9,23],"variables":[10],"that":[11,68,134],"controls":[12],"not":[13],"only":[14],"water":[15],"balance":[16],"at":[17,114],"surface,":[19],"but":[20,150],"also":[21],"energy":[24],"budget.":[25],"As":[26],"more":[27,29,153],"and":[28,50,53,108],"satellite":[30,40,88],"sensors":[31],"are":[32,44,78,96],"launched":[33],"in":[34,97],"recent":[35],"years,":[36],"a":[37,103],"number":[38],"soil":[41,89,104,118,124,140],"products":[43,60,92,126],"operationally":[45],"produced":[46,127],"with":[47,93,123,145],"different":[48],"spatial":[49,66,154],"temporal":[51],"coverage":[52],"quality.":[54],"However,":[55],"application":[57],"these":[59],"usually":[62,79],"limited":[63],"by":[64,71],"their":[65,72],"resolutions":[67],"determined":[70],"native":[73],"sensor":[74],"footprint":[75],"sizes,":[76],"which":[77,156],"tens":[80],"kilometers.":[82],"To":[83],"broaden":[84],"range":[86],"applications,":[91],"finer":[94],"resolution":[95,148],"great":[98],"need.":[99],"This":[100],"paper":[101],"explores":[102],"downscaling":[106],"algorithm":[107],"its":[109],"potential":[110],"for":[111],"drought":[112,164],"monitoring":[113],"local":[115],"scales.":[116],"Downscaled":[117],"product":[120,142,149],"compared":[122],"from":[128],"airborne":[129],"measurements.":[130],"The":[131],"results":[132],"show":[133],"quality":[136],"downscaled":[139],"comparable":[144],"coarser":[147],"catches":[151],"much":[152],"details,":[155],"very":[158],"beneficial":[159],"to":[160],"applications":[161],"such":[162],"as":[163],"monitoring.":[165]},"counts_by_year":[],"updated_date":"2025-11-06T03:46:38.306776","created_date":"2025-10-10T00:00:00"}
