{"id":"https://openalex.org/W4412795637","doi":"https://doi.org/10.1109/tgrs.2025.3594345","title":"Reconstructing GRACE Terrestrial Water Storage Anomalies With Machine Learning for Drought Monitoring in Southwest China","display_name":"Reconstructing GRACE Terrestrial Water Storage Anomalies With Machine Learning for Drought Monitoring in Southwest China","publication_year":2025,"publication_date":"2025-01-01","ids":{"openalex":"https://openalex.org/W4412795637","doi":"https://doi.org/10.1109/tgrs.2025.3594345"},"language":"en","primary_location":{"id":"doi:10.1109/tgrs.2025.3594345","is_oa":false,"landing_page_url":"https://doi.org/10.1109/tgrs.2025.3594345","pdf_url":null,"source":{"id":"https://openalex.org/S111326731","display_name":"IEEE Transactions on Geoscience and Remote Sensing","issn_l":"0196-2892","issn":["0196-2892","1558-0644"],"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 Transactions on Geoscience and Remote Sensing","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/A5059522001","display_name":"Luzhen Wu","orcid":null},"institutions":[{"id":"https://openalex.org/I2799486974","display_name":"China Geological Survey","ror":"https://ror.org/04wtq2305","country_code":"CN","type":"other","lineage":["https://openalex.org/I2799486974"]},{"id":"https://openalex.org/I3124059619","display_name":"China University of Geosciences","ror":"https://ror.org/04gcegc37","country_code":"CN","type":"education","lineage":["https://openalex.org/I3124059619"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Luzhen Wu","raw_affiliation_strings":["Key Laboratory of Geological Survey and Evaluation of Ministry of Education, China University of Geosciences, Wuhan, Hubei, China","Key Laboratory of Geological Survey and Evaluation of Ministry of Education, China University of Geosciences (Wuhan), Wuhan, China"],"raw_orcid":"https://orcid.org/0009-0000-9540-4005","affiliations":[{"raw_affiliation_string":"Key Laboratory of Geological Survey and Evaluation of Ministry of Education, China University of Geosciences, Wuhan, Hubei, China","institution_ids":["https://openalex.org/I2799486974","https://openalex.org/I3124059619"]},{"raw_affiliation_string":"Key Laboratory of Geological Survey and Evaluation of Ministry of Education, China University of Geosciences (Wuhan), Wuhan, China","institution_ids":["https://openalex.org/I3124059619"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5101429032","display_name":"Xu Zhou","orcid":"https://orcid.org/0000-0002-5339-706X"},"institutions":[{"id":"https://openalex.org/I3124059619","display_name":"China University of Geosciences","ror":"https://ror.org/04gcegc37","country_code":"CN","type":"education","lineage":["https://openalex.org/I3124059619"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Xu Zhou","raw_affiliation_strings":["School of Geography and Information Engineering, China University of Geosciences, Wuhan, Hubei, China","School of Geography and Information Engineering, China University of Geosciences (Wuhan), Wuhan, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"School of Geography and Information Engineering, China University of Geosciences, Wuhan, Hubei, China","institution_ids":["https://openalex.org/I3124059619"]},{"raw_affiliation_string":"School of Geography and Information Engineering, China University of Geosciences (Wuhan), Wuhan, China","institution_ids":["https://openalex.org/I3124059619"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5077079114","display_name":"Ming Shangguan","orcid":"https://orcid.org/0000-0003-3699-2163"},"institutions":[{"id":"https://openalex.org/I4210131919","display_name":"Xi'an University of Technology","ror":"https://ror.org/038avdt50","country_code":"CN","type":"education","lineage":["https://openalex.org/I4210131919"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Ming Shangguan","raw_affiliation_strings":["Key Laboratory of Eco-Hydrology and Water Security in Arid and Semi-Arid Regions of Ministry of Water Resources, Chang’an University, Xi’an, China","Key Laboratory of Eco-hydrology and Water Security in Arid and Semi-arid Regions of Ministry of Water Resources, Chang’an University, Xi’an, China"],"raw_orcid":"https://orcid.org/0000-0003-3699-2163","affiliations":[{"raw_affiliation_string":"Key Laboratory of Eco-Hydrology and Water Security in Arid and Semi-Arid Regions of Ministry of Water Resources, Chang’an University, Xi’an, China","institution_ids":["https://openalex.org/I4210131919"]},{"raw_affiliation_string":"Key Laboratory of Eco-hydrology and Water Security in Arid and Semi-arid Regions of Ministry of Water Resources, Chang’an University, Xi’an, China","institution_ids":["https://openalex.org/I4210131919"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5036190171","display_name":"Xinghui Gong","orcid":null},"institutions":[{"id":"https://openalex.org/I4210131919","display_name":"Xi'an University of Technology","ror":"https://ror.org/038avdt50","country_code":"CN","type":"education","lineage":["https://openalex.org/I4210131919"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Xinghui Gong","raw_affiliation_strings":["School of Water and Environment and the Key Laboratory of Eco-Hydrology and Water Security in Arid and Semi-Arid Regions of Ministry of Water Resources, Chang’an University, Xi’an, China","Key Laboratory of Eco-hydrology and Water Security in Arid and Semi-arid Regions of Ministry of Water Resources, Chang’an University, Xi’an, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"School of Water and Environment and the Key Laboratory of Eco-Hydrology and Water Security in Arid and Semi-Arid Regions of Ministry of Water Resources, Chang’an University, Xi’an, China","institution_ids":["https://openalex.org/I4210131919"]},{"raw_affiliation_string":"Key Laboratory of Eco-hydrology and Water Security in Arid and Semi-arid Regions of Ministry of Water Resources, Chang’an University, Xi’an, China","institution_ids":["https://openalex.org/I4210131919"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5035203056","display_name":"Wuke Wang","orcid":"https://orcid.org/0000-0002-9844-9206"},"institutions":[{"id":"https://openalex.org/I3124059619","display_name":"China University of Geosciences","ror":"https://ror.org/04gcegc37","country_code":"CN","type":"education","lineage":["https://openalex.org/I3124059619"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Wuke Wang","raw_affiliation_strings":["Department of Atmospheric Science, China University of Geosciences, Wuhan, Hubei, China","Department of Atmospheric Science, China University of Geosciences (Wuhan), Wuhan, Hubei, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Atmospheric Science, China University of Geosciences, Wuhan, Hubei, China","institution_ids":["https://openalex.org/I3124059619"]},{"raw_affiliation_string":"Department of Atmospheric Science, China University of Geosciences (Wuhan), Wuhan, Hubei, China","institution_ids":["https://openalex.org/I3124059619"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":3,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":0.0,"has_fulltext":false,"cited_by_count":0,"citation_normalized_percentile":{"value":0.1141259,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":null,"biblio":{"volume":"63","issue":null,"first_page":"1","last_page":"16"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11405","display_name":"Geophysics and Gravity Measurements","score":0.9988999962806702,"subfield":{"id":"https://openalex.org/subfields/1910","display_name":"Oceanography"},"field":{"id":"https://openalex.org/fields/19","display_name":"Earth and Planetary Sciences"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},"topics":[{"id":"https://openalex.org/T11405","display_name":"Geophysics and Gravity Measurements","score":0.9988999962806702,"subfield":{"id":"https://openalex.org/subfields/1910","display_name":"Oceanography"},"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/T13650","display_name":"Computational Physics and Python Applications","score":0.9853000044822693,"subfield":{"id":"https://openalex.org/subfields/1702","display_name":"Artificial Intelligence"},"field":{"id":"https://openalex.org/fields/17","display_name":"Computer Science"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T10655","display_name":"GNSS positioning and interference","score":0.965399980545044,"subfield":{"id":"https://openalex.org/subfields/2202","display_name":"Aerospace Engineering"},"field":{"id":"https://openalex.org/fields/22","display_name":"Engineering"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}}],"keywords":[{"id":"https://openalex.org/keywords/china","display_name":"China","score":0.6647639274597168},{"id":"https://openalex.org/keywords/remote-sensing","display_name":"Remote sensing","score":0.5360831022262573},{"id":"https://openalex.org/keywords/water-storage","display_name":"Water storage","score":0.4847378432750702},{"id":"https://openalex.org/keywords/environmental-science","display_name":"Environmental science","score":0.36480408906936646},{"id":"https://openalex.org/keywords/geology","display_name":"Geology","score":0.35208451747894287},{"id":"https://openalex.org/keywords/oceanography","display_name":"Oceanography","score":0.26804912090301514},{"id":"https://openalex.org/keywords/geography","display_name":"Geography","score":0.13402488827705383}],"concepts":[{"id":"https://openalex.org/C191935318","wikidata":"https://www.wikidata.org/wiki/Q148","display_name":"China","level":2,"score":0.6647639274597168},{"id":"https://openalex.org/C62649853","wikidata":"https://www.wikidata.org/wiki/Q199687","display_name":"Remote sensing","level":1,"score":0.5360831022262573},{"id":"https://openalex.org/C2776182401","wikidata":"https://www.wikidata.org/wiki/Q7973769","display_name":"Water storage","level":3,"score":0.4847378432750702},{"id":"https://openalex.org/C39432304","wikidata":"https://www.wikidata.org/wiki/Q188847","display_name":"Environmental science","level":0,"score":0.36480408906936646},{"id":"https://openalex.org/C127313418","wikidata":"https://www.wikidata.org/wiki/Q1069","display_name":"Geology","level":0,"score":0.35208451747894287},{"id":"https://openalex.org/C111368507","wikidata":"https://www.wikidata.org/wiki/Q43518","display_name":"Oceanography","level":1,"score":0.26804912090301514},{"id":"https://openalex.org/C205649164","wikidata":"https://www.wikidata.org/wiki/Q1071","display_name":"Geography","level":0,"score":0.13402488827705383},{"id":"https://openalex.org/C166957645","wikidata":"https://www.wikidata.org/wiki/Q23498","display_name":"Archaeology","level":1,"score":0.0},{"id":"https://openalex.org/C201289731","wikidata":"https://www.wikidata.org/wiki/Q1172599","display_name":"Inlet","level":2,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/tgrs.2025.3594345","is_oa":false,"landing_page_url":"https://doi.org/10.1109/tgrs.2025.3594345","pdf_url":null,"source":{"id":"https://openalex.org/S111326731","display_name":"IEEE Transactions on Geoscience and Remote Sensing","issn_l":"0196-2892","issn":["0196-2892","1558-0644"],"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 Transactions on Geoscience and Remote Sensing","raw_type":"journal-article"}],"best_oa_location":null,"sustainable_development_goals":[{"id":"https://metadata.un.org/sdg/6","display_name":"Clean water and sanitation","score":0.5199999809265137}],"awards":[{"id":"https://openalex.org/G2808120913","display_name":null,"funder_award_id":"42475093","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"},{"id":"https://openalex.org/G3324660788","display_name":null,"funder_award_id":"42075055","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":63,"referenced_works":["https://openalex.org/W51339602","https://openalex.org/W1548430664","https://openalex.org/W1588827410","https://openalex.org/W1678356000","https://openalex.org/W1963647085","https://openalex.org/W2000481880","https://openalex.org/W2008940535","https://openalex.org/W2030811593","https://openalex.org/W2099196698","https://openalex.org/W2107848446","https://openalex.org/W2110690259","https://openalex.org/W2111072639","https://openalex.org/W2134206969","https://openalex.org/W2151923369","https://openalex.org/W2159614822","https://openalex.org/W2160726523","https://openalex.org/W2295598076","https://openalex.org/W2590402896","https://openalex.org/W2592514856","https://openalex.org/W2592559322","https://openalex.org/W2622912651","https://openalex.org/W2808266698","https://openalex.org/W2884877297","https://openalex.org/W2893844927","https://openalex.org/W2906503391","https://openalex.org/W2908893700","https://openalex.org/W2914401989","https://openalex.org/W2920419998","https://openalex.org/W2942908862","https://openalex.org/W2964961802","https://openalex.org/W2996919440","https://openalex.org/W3004750619","https://openalex.org/W3016917238","https://openalex.org/W3033978934","https://openalex.org/W3112615124","https://openalex.org/W3112750002","https://openalex.org/W3115059210","https://openalex.org/W3116615381","https://openalex.org/W3119439829","https://openalex.org/W3120062758","https://openalex.org/W3139012304","https://openalex.org/W3153899669","https://openalex.org/W3158924954","https://openalex.org/W3161845486","https://openalex.org/W3168227557","https://openalex.org/W3189278929","https://openalex.org/W3198409848","https://openalex.org/W3217349609","https://openalex.org/W4200025572","https://openalex.org/W4210995890","https://openalex.org/W4213131843","https://openalex.org/W4240172095","https://openalex.org/W4313427472","https://openalex.org/W4323568190","https://openalex.org/W4323921677","https://openalex.org/W4364382702","https://openalex.org/W4385617462","https://openalex.org/W4391849500","https://openalex.org/W4400871774","https://openalex.org/W4401014981","https://openalex.org/W4406814457","https://openalex.org/W6707527108","https://openalex.org/W6849283236"],"related_works":["https://openalex.org/W2350270224","https://openalex.org/W2324615561","https://openalex.org/W2354620178","https://openalex.org/W600967366","https://openalex.org/W2086120259","https://openalex.org/W2245170124","https://openalex.org/W2125512153","https://openalex.org/W2067533732","https://openalex.org/W2027047186","https://openalex.org/W2020037897"],"abstract_inverted_index":{"In":[0],"recent":[1,193],"years,":[2],"the":[3,17,47,51,57,100,123,142,151,173,179,183,187,195,207,216,225,248,261,266,275],"southwestern":[4,267],"region":[5,268],"of":[6,61,109,127,176,235,252,256,269,277],"China":[7,270],"has":[8,55],"experienced":[9],"frequent":[10],"drought":[11,44,68,131,263,284],"disasters,":[12],"causing":[13],"severe":[14],"impacts":[15],"on":[16,215],"local":[18],"economy":[19],"and":[20,26,53,59,70,93,125,130,147,149,156,220,282],"environment.":[21],"The":[22,106,138,162,254],"GRACE":[23,52,146,208,243,257,278],"(Gravity":[24],"Recovery":[25],"Climate":[27],"Experiment)/GRACE-FO(Follow-on)":[28],"gravity":[29],"satellites":[30],"can":[31,170,245],"invert":[32],"Terrestrial":[33],"Water":[34],"Storage":[35,211],"Anomalies":[36],"(TWSA),":[37],"providing":[38],"a":[39,232,238],"new":[40],"technological":[41],"approach":[42,139],"for":[43,66],"monitoring.":[45],"However,":[46],"data":[48,136,143],"gap":[49,144],"between":[50,145],"GRACE-FO":[54,148],"affected":[56],"completeness":[58],"continuity":[60],"TWSA":[62,128,155,159,188,201,218],"data,":[63,219],"posing":[64],"challenges":[65],"long-term":[67,249],"monitoring":[69,132],"analysis.":[71],"This":[72],"study":[73,111,205],"employs":[74],"four":[75],"machine":[76,118,167],"learning":[77,119,168],"models:":[78],"Extreme":[79,94],"Learning":[80],"Machine":[81],"(ELM),":[82],"Nonlinear":[83],"Autoregressive":[84],"with":[85,99,117,153,178,224],"External":[86],"Input":[87],"(NARX),":[88],"Long":[89],"Short-Term":[90],"Memory":[91],"(LSTM),":[92],"Gradient":[95],"Boosting":[96],"(XGBoost),":[97],"combined":[98],"Empirical":[101],"Orthogonal":[102],"Function":[103],"(EOF)":[104],"method.":[105],"key":[107],"innovation":[108],"this":[110,204],"lies":[112],"in":[113,265,271,280],"integrating":[114],"EOF":[115],"decomposition":[116],"models":[120,169],"to":[121,186],"enhance":[122],"accuracy":[124],"reliability":[126],"gap-filling":[129],"under":[133],"limited":[134],"monthly-scale":[135],"conditions.":[137],"effectively":[140,171,246],"bridges":[141],"compares":[150],"results":[152,163],"reanalyzed/simulated":[154],"recently":[157],"generated":[158],"prediction":[160,189],"products.":[161],"indicate":[164],"that":[165,242],"all":[166],"reconstruct":[172],"interannual":[174],"variations":[175],"TWSA,":[177],"LSTM":[180,196],"model":[181,197],"performing":[182],"best.":[184],"Compared":[185],"products":[190],"provided":[191],"by":[192,221],"studies,":[194],"offers":[198],"more":[199],"accurate":[200],"predictions.":[202],"Additionally,":[203],"constructs":[206],"WSDI":[209,244,258,279],"(Water":[210],"Deficit":[212],"Index)":[213],"based":[214],"reconstructed":[217],"comparing":[222],"it":[223],"Standardized":[226],"Precipitation":[227],"Evapotranspiration":[228],"Index":[229],"(SPEI),":[230],"finds":[231],"correlation":[233],"coefficient":[234],"0.80":[236],"at":[237],"6-month":[239],"timescale,":[240],"indicating":[241],"reflect":[247],"cumulative":[250],"effects":[251],"drought.":[253],"reconstruction":[255],"successfully":[259],"detected":[260],"extreme":[262],"event":[264],"2022,":[272],"further":[273],"confirming":[274],"effectiveness":[276],"identifying":[281],"assessing":[283],"severity.":[285]},"counts_by_year":[],"updated_date":"2026-07-22T07:51:19.307946","created_date":"2025-10-10T00:00:00"}