{"id":"https://openalex.org/W4206698424","doi":"https://doi.org/10.1109/lgrs.2021.3140113","title":"Potential of ANN for Prolonging Remote Sensing-Based Soil Moisture Products for Long-term Time Series Analysis","display_name":"Potential of ANN for Prolonging Remote Sensing-Based Soil Moisture Products for Long-term Time Series Analysis","publication_year":2022,"publication_date":"2022-01-01","ids":{"openalex":"https://openalex.org/W4206698424","doi":"https://doi.org/10.1109/lgrs.2021.3140113"},"language":"en","primary_location":{"id":"doi:10.1109/lgrs.2021.3140113","is_oa":false,"landing_page_url":"https://doi.org/10.1109/lgrs.2021.3140113","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/A5071232573","display_name":"Xiaozhuang Geng","orcid":"https://orcid.org/0000-0002-1983-3841"},"institutions":[{"id":"https://openalex.org/I20231570","display_name":"Peking University","ror":"https://ror.org/02v51f717","country_code":"CN","type":"education","lineage":["https://openalex.org/I20231570"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Xiaozhuang Geng","raw_affiliation_strings":["Beijing Key Laboratory of Spatial Information Integration and Its Applications, Beijing, China","School of Earth and Space Sciences, Institute of RS and GIS, Peking University, Beijing, China"],"raw_orcid":"https://orcid.org/0000-0002-1983-3841","affiliations":[{"raw_affiliation_string":"Beijing Key Laboratory of Spatial Information Integration and Its Applications, Beijing, China","institution_ids":[]},{"raw_affiliation_string":"School of Earth and Space Sciences, Institute of RS and GIS, Peking University, Beijing, China","institution_ids":["https://openalex.org/I20231570"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5100319244","display_name":"Huan Li","orcid":"https://orcid.org/0000-0003-1204-8370"},"institutions":[{"id":"https://openalex.org/I20231570","display_name":"Peking University","ror":"https://ror.org/02v51f717","country_code":"CN","type":"education","lineage":["https://openalex.org/I20231570"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Huan Li","raw_affiliation_strings":["Beijing Key Laboratory of Spatial Information Integration and Its Applications, Beijing, China","School of Earth and Space Sciences, Institute of RS and GIS, Peking University, Beijing, China"],"raw_orcid":"https://orcid.org/0000-0003-1204-8370","affiliations":[{"raw_affiliation_string":"Beijing Key Laboratory of Spatial Information Integration and Its Applications, Beijing, China","institution_ids":[]},{"raw_affiliation_string":"School of Earth and Space Sciences, Institute of RS and GIS, Peking University, Beijing, China","institution_ids":["https://openalex.org/I20231570"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5015510229","display_name":"Zhaoyuan Yao","orcid":"https://orcid.org/0000-0001-8037-0586"},"institutions":[{"id":"https://openalex.org/I20231570","display_name":"Peking University","ror":"https://ror.org/02v51f717","country_code":"CN","type":"education","lineage":["https://openalex.org/I20231570"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Zhaoyuan Yao","raw_affiliation_strings":["Beijing Key Laboratory of Spatial Information Integration and Its Applications, Beijing, China","School of Earth and Space Sciences, Institute of RS and GIS, Peking University, Beijing, China"],"raw_orcid":"https://orcid.org/0000-0001-8037-0586","affiliations":[{"raw_affiliation_string":"Beijing Key Laboratory of Spatial Information Integration and Its Applications, Beijing, China","institution_ids":[]},{"raw_affiliation_string":"School of Earth and Space Sciences, Institute of RS and GIS, Peking University, Beijing, China","institution_ids":["https://openalex.org/I20231570"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5100329897","display_name":"Xi Chen","orcid":"https://orcid.org/0000-0002-0319-9786"},"institutions":[{"id":"https://openalex.org/I4210137199","display_name":"Aerospace Information Research Institute","ror":"https://ror.org/0419fj215","country_code":"CN","type":"education","lineage":["https://openalex.org/I19820366","https://openalex.org/I4210137199"]},{"id":"https://openalex.org/I4210166112","display_name":"State Key Laboratory of Remote Sensing Science","ror":"https://ror.org/05wzjqa24","country_code":"CN","type":"facility","lineage":["https://openalex.org/I4210166112"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Xi Chen","raw_affiliation_strings":["Chinese Academy of Science, Aerospace Information Research Institute, Beijing, China","State Key Laboratory of Remote Sensing Science, Beijing, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Chinese Academy of Science, Aerospace Information Research Institute, Beijing, China","institution_ids":["https://openalex.org/I4210137199"]},{"raw_affiliation_string":"State Key Laboratory of Remote Sensing Science, Beijing, China","institution_ids":["https://openalex.org/I4210166112"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5086879290","display_name":"Zekun Yang","orcid":"https://orcid.org/0000-0003-2790-8521"},"institutions":[{"id":"https://openalex.org/I20231570","display_name":"Peking University","ror":"https://ror.org/02v51f717","country_code":"CN","type":"education","lineage":["https://openalex.org/I20231570"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Zekun Yang","raw_affiliation_strings":["Beijing Key Laboratory of Spatial Information Integration and Its Applications, Beijing, China","School of Earth and Space Sciences, Institute of RS and GIS, Peking University, Beijing, China"],"raw_orcid":"https://orcid.org/0000-0003-2790-8521","affiliations":[{"raw_affiliation_string":"Beijing Key Laboratory of Spatial Information Integration and Its Applications, Beijing, China","institution_ids":[]},{"raw_affiliation_string":"School of Earth and Space Sciences, Institute of RS and GIS, Peking University, Beijing, China","institution_ids":["https://openalex.org/I20231570"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5012731014","display_name":"Sien Li","orcid":"https://orcid.org/0000-0002-9460-7449"},"institutions":[{"id":"https://openalex.org/I52158045","display_name":"China Agricultural University","ror":"https://ror.org/04v3ywz14","country_code":"CN","type":"education","lineage":["https://openalex.org/I52158045"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Sien Li","raw_affiliation_strings":["College of Water Conservancy and Civil Engineering, China Agricultural University, Beijing, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"College of Water Conservancy and Civil Engineering, China Agricultural University, Beijing, China","institution_ids":["https://openalex.org/I52158045"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5072183122","display_name":"Lifeng Wu","orcid":"https://orcid.org/0000-0002-1210-5411"},"institutions":[{"id":"https://openalex.org/I141103825","display_name":"Jiangxi University of Water Resources and Electric Power","ror":"https://ror.org/00avfj807","country_code":"CN","type":"education","lineage":["https://openalex.org/I141103825"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Lifeng Wu","raw_affiliation_strings":["School of Hydraulic and Ecological Engineering, Nanchang Institute of Technology, Nanchang, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"School of Hydraulic and Ecological Engineering, Nanchang Institute of Technology, Nanchang, China","institution_ids":["https://openalex.org/I141103825"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5071818899","display_name":"Yaokui Cui","orcid":"https://orcid.org/0000-0003-3113-4610"},"institutions":[{"id":"https://openalex.org/I20231570","display_name":"Peking University","ror":"https://ror.org/02v51f717","country_code":"CN","type":"education","lineage":["https://openalex.org/I20231570"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Yaokui Cui","raw_affiliation_strings":["Beijing Key Laboratory of Spatial Information Integration and Its Applications, Beijing, China","School of Earth and Space Sciences, Institute of RS and GIS, Peking University, Beijing, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Beijing Key Laboratory of Spatial Information Integration and Its Applications, Beijing, China","institution_ids":[]},{"raw_affiliation_string":"School of Earth and Space Sciences, Institute of RS and GIS, Peking University, Beijing, China","institution_ids":["https://openalex.org/I20231570"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":8,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":0.3463,"has_fulltext":false,"cited_by_count":4,"citation_normalized_percentile":{"value":0.50926527,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":97,"max":98},"biblio":{"volume":"19","issue":null,"first_page":"1","last_page":"5"},"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/T11234","display_name":"Precipitation Measurement and Analysis","score":0.9980000257492065,"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/T10266","display_name":"Plant Water Relations and Carbon Dynamics","score":0.9947999715805054,"subfield":{"id":"https://openalex.org/subfields/2306","display_name":"Global and Planetary Change"},"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/normalized-difference-vegetation-index","display_name":"Normalized Difference Vegetation Index","score":0.6086717247962952},{"id":"https://openalex.org/keywords/vegetation","display_name":"Vegetation (pathology)","score":0.5052419304847717},{"id":"https://openalex.org/keywords/term","display_name":"Term (time)","score":0.4642643928527832},{"id":"https://openalex.org/keywords/notation","display_name":"Notation","score":0.440575510263443},{"id":"https://openalex.org/keywords/series","display_name":"Series (stratigraphy)","score":0.4351625442504883},{"id":"https://openalex.org/keywords/remote-sensing","display_name":"Remote sensing","score":0.4293662905693054},{"id":"https://openalex.org/keywords/product","display_name":"Product (mathematics)","score":0.4167029857635498},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.41417115926742554},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.3953917622566223},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.3878970742225647},{"id":"https://openalex.org/keywords/environmental-science","display_name":"Environmental science","score":0.34265661239624023},{"id":"https://openalex.org/keywords/ecology","display_name":"Ecology","score":0.13703253865242004},{"id":"https://openalex.org/keywords/arithmetic","display_name":"Arithmetic","score":0.12793955206871033},{"id":"https://openalex.org/keywords/geography","display_name":"Geography","score":0.12675213813781738},{"id":"https://openalex.org/keywords/geometry","display_name":"Geometry","score":0.12568914890289307},{"id":"https://openalex.org/keywords/physics","display_name":"Physics","score":0.10916370153427124},{"id":"https://openalex.org/keywords/biology","display_name":"Biology","score":0.10408911108970642},{"id":"https://openalex.org/keywords/climate-change","display_name":"Climate change","score":0.09066823124885559}],"concepts":[{"id":"https://openalex.org/C1549246","wikidata":"https://www.wikidata.org/wiki/Q718775","display_name":"Normalized Difference Vegetation Index","level":3,"score":0.6086717247962952},{"id":"https://openalex.org/C2776133958","wikidata":"https://www.wikidata.org/wiki/Q7918366","display_name":"Vegetation (pathology)","level":2,"score":0.5052419304847717},{"id":"https://openalex.org/C61797465","wikidata":"https://www.wikidata.org/wiki/Q1188986","display_name":"Term (time)","level":2,"score":0.4642643928527832},{"id":"https://openalex.org/C45357846","wikidata":"https://www.wikidata.org/wiki/Q2001982","display_name":"Notation","level":2,"score":0.440575510263443},{"id":"https://openalex.org/C143724316","wikidata":"https://www.wikidata.org/wiki/Q312468","display_name":"Series (stratigraphy)","level":2,"score":0.4351625442504883},{"id":"https://openalex.org/C62649853","wikidata":"https://www.wikidata.org/wiki/Q199687","display_name":"Remote sensing","level":1,"score":0.4293662905693054},{"id":"https://openalex.org/C90673727","wikidata":"https://www.wikidata.org/wiki/Q901718","display_name":"Product (mathematics)","level":2,"score":0.4167029857635498},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.41417115926742554},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.3953917622566223},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.3878970742225647},{"id":"https://openalex.org/C39432304","wikidata":"https://www.wikidata.org/wiki/Q188847","display_name":"Environmental science","level":0,"score":0.34265661239624023},{"id":"https://openalex.org/C18903297","wikidata":"https://www.wikidata.org/wiki/Q7150","display_name":"Ecology","level":1,"score":0.13703253865242004},{"id":"https://openalex.org/C94375191","wikidata":"https://www.wikidata.org/wiki/Q11205","display_name":"Arithmetic","level":1,"score":0.12793955206871033},{"id":"https://openalex.org/C205649164","wikidata":"https://www.wikidata.org/wiki/Q1071","display_name":"Geography","level":0,"score":0.12675213813781738},{"id":"https://openalex.org/C2524010","wikidata":"https://www.wikidata.org/wiki/Q8087","display_name":"Geometry","level":1,"score":0.12568914890289307},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.10916370153427124},{"id":"https://openalex.org/C86803240","wikidata":"https://www.wikidata.org/wiki/Q420","display_name":"Biology","level":0,"score":0.10408911108970642},{"id":"https://openalex.org/C132651083","wikidata":"https://www.wikidata.org/wiki/Q7942","display_name":"Climate change","level":2,"score":0.09066823124885559},{"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},{"id":"https://openalex.org/C62520636","wikidata":"https://www.wikidata.org/wiki/Q944","display_name":"Quantum mechanics","level":1,"score":0.0},{"id":"https://openalex.org/C151730666","wikidata":"https://www.wikidata.org/wiki/Q7205","display_name":"Paleontology","level":1,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/lgrs.2021.3140113","is_oa":false,"landing_page_url":"https://doi.org/10.1109/lgrs.2021.3140113","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":[{"score":0.47999998927116394,"id":"https://metadata.un.org/sdg/15","display_name":"Life in Land"}],"awards":[{"id":"https://openalex.org/G3247852089","display_name":null,"funder_award_id":"41901346","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"},{"id":"https://openalex.org/G4391125302","display_name":null,"funder_award_id":"41901348","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"}],"funders":[{"id":"https://openalex.org/F4320321001","display_name":"National Natural Science Foundation of China","ror":"https://ror.org/01h0zpd94"}],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":24,"referenced_works":["https://openalex.org/W1598793890","https://openalex.org/W1978832189","https://openalex.org/W2018636632","https://openalex.org/W2021652078","https://openalex.org/W2055976274","https://openalex.org/W2065045628","https://openalex.org/W2072792391","https://openalex.org/W2075604132","https://openalex.org/W2085068378","https://openalex.org/W2529858031","https://openalex.org/W2606762649","https://openalex.org/W2621010106","https://openalex.org/W2748917386","https://openalex.org/W2782082765","https://openalex.org/W2902207650","https://openalex.org/W2904758662","https://openalex.org/W2966224244","https://openalex.org/W3004747764","https://openalex.org/W3111724210","https://openalex.org/W3122541661","https://openalex.org/W3133649909","https://openalex.org/W3177541756","https://openalex.org/W3178290046","https://openalex.org/W3213630141"],"related_works":["https://openalex.org/W3207046288","https://openalex.org/W3023446922","https://openalex.org/W4324030030","https://openalex.org/W4385533602","https://openalex.org/W3189212133","https://openalex.org/W4382239404","https://openalex.org/W2526455285","https://openalex.org/W4382519838","https://openalex.org/W3142012701","https://openalex.org/W4383118023"],"abstract_inverted_index":{"Soil":[0,83],"moisture":[1],"(SM)":[2],"plays":[3],"an":[4,58,65],"important":[5],"role":[6],"in":[7,23,94,111,129,133],"the":[8,15,24,38,99,189],"water\u2013heat\u2013energy":[9],"exchange":[10],"and":[11,30,70,88,180],"water":[12,191],"cycle":[13,192],"of":[14,28,82,101],"land":[16],"ecosystem.":[17],"Long-term":[18],"SM":[19,43,52,59,186],"products":[20,76,91],"are":[21],"vital":[22,35],"time":[25,39],"series":[26],"study":[27],"ecology":[29],"hydrology.":[31],"Therefore,":[32],"it":[33,123],"is":[34,48,109],"to":[36,97,126],"extend":[37],"span":[40],"with":[41,135,171],"limited":[42],"monitoring":[44],"sensors,":[45],"since":[46],"there":[47],"no":[49],"single":[50],"long-term":[51,185],"product":[53,60],"currently.":[54],"In":[55],"this":[56,102,107],"study,":[57],"prolonging":[61,80,143],"method":[62,108],"based":[63],"on":[64],"artificial":[66],"neural":[67],"network":[68],"(ANN)":[69],"moderate-resolution":[71],"imaging":[72],"spectroradiometer":[73],"(MODIS)":[74],"optical":[75],"was":[77],"proposed.":[78],"The":[79,104,142,183],"results":[81],"Moisture":[84],"Active":[85],"Passive":[86],"(SMAP)":[87],"Fenyun-3B":[89],"(FY3B)":[90],"were":[92],"validated":[93],"Tibetan":[95],"Plateau":[96],"present":[98],"feasibility":[100],"method.":[103],"result":[105],"shows":[106],"feasible":[110],"areas":[112,131,134],"under":[113],"medium":[114],"vegetation":[115],"cover":[116],"(0.2":[117],"<":[118,120,158],"NDVI":[119],"0.6),":[121],"but":[122],"still":[124],"needs":[125],"be":[127],"improved":[128],"some":[130],"(especially":[132],"very":[136,139],"high":[137],"or":[138],"low":[140],"NDVI).":[141],"data":[144],"fits":[145],"well":[146],"(":[147],"<inline-formula":[148,164],"xmlns:mml=\"http://www.w3.org/1998/Math/MathML\"":[149,162,165,173],"xmlns:xlink=\"http://www.w3.org/1999/xlink\">":[150,166],"<tex-math":[151,167],"notation=\"LaTeX\">$R":[152],"$":[153],"</tex-math></inline-formula>":[154,169],"=":[155],"0.84,":[156],"RMSE":[157],"0.06":[159],"cm":[160],"<sup":[161],"xmlns:xlink=\"http://www.w3.org/1999/xlink\">3</sup>":[163],"notation=\"LaTeX\">${cm}^{-3}$":[168],")":[170],"<italic":[172],"xmlns:xlink=\"http://www.w3.org/1999/xlink\">in":[174],"situ</i>":[175],"measurements":[176],"for":[177],"both":[178],"SMAP":[179],"FY-3B":[181],"products.":[182],"generated":[184],"will":[187],"benefit":[188],"global":[190],"study.":[193]},"counts_by_year":[{"year":2024,"cited_by_count":4}],"updated_date":"2026-06-11T09:08:48.828518","created_date":"2025-10-10T00:00:00"}