{"id":"https://openalex.org/W4399976660","doi":"https://doi.org/10.3390/rs16132296","title":"Inversion of Farmland Soil Moisture Based on Multi-Band Synthetic Aperture Radar Data and Optical Data","display_name":"Inversion of Farmland Soil Moisture Based on Multi-Band Synthetic Aperture Radar Data and Optical Data","publication_year":2024,"publication_date":"2024-06-24","ids":{"openalex":"https://openalex.org/W4399976660","doi":"https://doi.org/10.3390/rs16132296"},"language":"en","primary_location":{"id":"doi:10.3390/rs16132296","is_oa":true,"landing_page_url":"https://doi.org/10.3390/rs16132296","pdf_url":"https://www.mdpi.com/2072-4292/16/13/2296/pdf?version=1719200430","source":{"id":"https://openalex.org/S43295729","display_name":"Remote Sensing","issn_l":"2072-4292","issn":["2072-4292"],"is_oa":true,"is_in_doaj":true,"is_core":true,"host_organization":"https://openalex.org/P4310310987","host_organization_name":"Multidisciplinary Digital Publishing Institute","host_organization_lineage":["https://openalex.org/P4310310987"],"host_organization_lineage_names":["Multidisciplinary Digital Publishing Institute"],"type":"journal"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Remote Sensing","raw_type":"journal-article"},"type":"article","indexed_in":["crossref","doaj"],"open_access":{"is_oa":true,"oa_status":"gold","oa_url":"https://www.mdpi.com/2072-4292/16/13/2296/pdf?version=1719200430","any_repository_has_fulltext":true},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5057657686","display_name":"Chongbin Xu","orcid":"https://orcid.org/0000-0003-0808-8572"},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Chongbin Xu","raw_affiliation_strings":["Beijing Institute of Space Mechanics & Electricity, Beijing 100094, China"],"affiliations":[{"raw_affiliation_string":"Beijing Institute of Space Mechanics & Electricity, Beijing 100094, China","institution_ids":[]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5100307559","display_name":"Qingli Liu","orcid":null},"institutions":[{"id":"https://openalex.org/I173899330","display_name":"Henan University","ror":"https://ror.org/003xyzq10","country_code":"CN","type":"education","lineage":["https://openalex.org/I173899330"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Qingli Liu","raw_affiliation_strings":["College of Computer and Information Engineering, Henan University, Kaifeng 475004, China"],"affiliations":[{"raw_affiliation_string":"College of Computer and Information Engineering, Henan University, Kaifeng 475004, China","institution_ids":["https://openalex.org/I173899330"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5107934777","display_name":"Yinglin Wang","orcid":null},"institutions":[{"id":"https://openalex.org/I173899330","display_name":"Henan University","ror":"https://ror.org/003xyzq10","country_code":"CN","type":"education","lineage":["https://openalex.org/I173899330"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Yinglin Wang","raw_affiliation_strings":["College of Computer and Information Engineering, Henan University, Kaifeng 475004, China"],"affiliations":[{"raw_affiliation_string":"College of Computer and Information Engineering, Henan University, Kaifeng 475004, China","institution_ids":["https://openalex.org/I173899330"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5101910142","display_name":"Qian Chen","orcid":"https://orcid.org/0000-0001-8211-6645"},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Qian Chen","raw_affiliation_strings":["Beijing Institute of Space Mechanics & Electricity, Beijing 100094, China"],"affiliations":[{"raw_affiliation_string":"Beijing Institute of Space Mechanics & Electricity, Beijing 100094, China","institution_ids":[]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5103201461","display_name":"Xiaomin Sun","orcid":"https://orcid.org/0000-0001-9586-9259"},"institutions":[],"countries":[],"is_corresponding":true,"raw_author_name":"Xiaomin Sun","raw_affiliation_strings":["Beijing Institute of Space Mechanics & Electricity, Beijing 100094, China"],"affiliations":[{"raw_affiliation_string":"Beijing Institute of Space Mechanics & Electricity, Beijing 100094, China","institution_ids":[]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5101302229","display_name":"He Zhao","orcid":null},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"He Zhao","raw_affiliation_strings":["Beijing Institute of Space Mechanics & Electricity, Beijing 100094, China"],"affiliations":[{"raw_affiliation_string":"Beijing Institute of Space Mechanics & Electricity, Beijing 100094, China","institution_ids":[]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5087761984","display_name":"Jianhui Zhao","orcid":"https://orcid.org/0000-0002-3027-9837"},"institutions":[{"id":"https://openalex.org/I173899330","display_name":"Henan University","ror":"https://ror.org/003xyzq10","country_code":"CN","type":"education","lineage":["https://openalex.org/I173899330"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Jianhui Zhao","raw_affiliation_strings":["College of Computer and Information Engineering, Henan University, Kaifeng 475004, China"],"affiliations":[{"raw_affiliation_string":"College of Computer and Information Engineering, Henan University, Kaifeng 475004, China","institution_ids":["https://openalex.org/I173899330"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5100369025","display_name":"Ning Li","orcid":"https://orcid.org/0000-0002-4358-6449"},"institutions":[{"id":"https://openalex.org/I173899330","display_name":"Henan University","ror":"https://ror.org/003xyzq10","country_code":"CN","type":"education","lineage":["https://openalex.org/I173899330"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Ning Li","raw_affiliation_strings":["College of Computer and Information Engineering, Henan University, Kaifeng 475004, China"],"affiliations":[{"raw_affiliation_string":"College of Computer and Information Engineering, Henan University, Kaifeng 475004, China","institution_ids":["https://openalex.org/I173899330"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":8,"corresponding_author_ids":["https://openalex.org/A5103201461"],"corresponding_institution_ids":[],"apc_list":{"value":2500,"currency":"CHF","value_usd":2707},"apc_paid":{"value":2500,"currency":"CHF","value_usd":2707},"fwci":1.1124,"has_fulltext":false,"cited_by_count":5,"citation_normalized_percentile":{"value":0.73390292,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":97,"max":99},"biblio":{"volume":"16","issue":"13","first_page":"2296","last_page":"2296"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11312","display_name":"Soil Moisture and Remote Sensing","score":0.9998000264167786,"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":0.9998000264167786,"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":0.9932000041007996,"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/T13890","display_name":"Remote Sensing and Land Use","score":0.9839000105857849,"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":0.7251105904579163},{"id":"https://openalex.org/keywords/inversion","display_name":"Inversion (geology)","score":0.6827355027198792},{"id":"https://openalex.org/keywords/synthetic-aperture-radar","display_name":"Synthetic aperture radar","score":0.6160675287246704},{"id":"https://openalex.org/keywords/radar","display_name":"Radar","score":0.4261898398399353},{"id":"https://openalex.org/keywords/environmental-science","display_name":"Environmental science","score":0.3868267834186554},{"id":"https://openalex.org/keywords/geology","display_name":"Geology","score":0.3812611997127533},{"id":"https://openalex.org/keywords/meteorology","display_name":"Meteorology","score":0.33590930700302124},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.1256849765777588},{"id":"https://openalex.org/keywords/geography","display_name":"Geography","score":0.0932336151599884},{"id":"https://openalex.org/keywords/geomorphology","display_name":"Geomorphology","score":0.08530831336975098},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.07107588648796082}],"concepts":[{"id":"https://openalex.org/C62649853","wikidata":"https://www.wikidata.org/wiki/Q199687","display_name":"Remote sensing","level":1,"score":0.7251105904579163},{"id":"https://openalex.org/C1893757","wikidata":"https://www.wikidata.org/wiki/Q3653001","display_name":"Inversion (geology)","level":3,"score":0.6827355027198792},{"id":"https://openalex.org/C87360688","wikidata":"https://www.wikidata.org/wiki/Q740686","display_name":"Synthetic aperture radar","level":2,"score":0.6160675287246704},{"id":"https://openalex.org/C554190296","wikidata":"https://www.wikidata.org/wiki/Q47528","display_name":"Radar","level":2,"score":0.4261898398399353},{"id":"https://openalex.org/C39432304","wikidata":"https://www.wikidata.org/wiki/Q188847","display_name":"Environmental science","level":0,"score":0.3868267834186554},{"id":"https://openalex.org/C127313418","wikidata":"https://www.wikidata.org/wiki/Q1069","display_name":"Geology","level":0,"score":0.3812611997127533},{"id":"https://openalex.org/C153294291","wikidata":"https://www.wikidata.org/wiki/Q25261","display_name":"Meteorology","level":1,"score":0.33590930700302124},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.1256849765777588},{"id":"https://openalex.org/C205649164","wikidata":"https://www.wikidata.org/wiki/Q1071","display_name":"Geography","level":0,"score":0.0932336151599884},{"id":"https://openalex.org/C114793014","wikidata":"https://www.wikidata.org/wiki/Q52109","display_name":"Geomorphology","level":1,"score":0.08530831336975098},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.07107588648796082},{"id":"https://openalex.org/C109007969","wikidata":"https://www.wikidata.org/wiki/Q749565","display_name":"Structural basin","level":2,"score":0.0}],"mesh":[],"locations_count":2,"locations":[{"id":"doi:10.3390/rs16132296","is_oa":true,"landing_page_url":"https://doi.org/10.3390/rs16132296","pdf_url":"https://www.mdpi.com/2072-4292/16/13/2296/pdf?version=1719200430","source":{"id":"https://openalex.org/S43295729","display_name":"Remote Sensing","issn_l":"2072-4292","issn":["2072-4292"],"is_oa":true,"is_in_doaj":true,"is_core":true,"host_organization":"https://openalex.org/P4310310987","host_organization_name":"Multidisciplinary Digital Publishing Institute","host_organization_lineage":["https://openalex.org/P4310310987"],"host_organization_lineage_names":["Multidisciplinary Digital Publishing Institute"],"type":"journal"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Remote Sensing","raw_type":"journal-article"},{"id":"pmh:oai:doaj.org/article:f1ea431e69924d0e87aaffb1b58314f7","is_oa":true,"landing_page_url":"https://doaj.org/article/f1ea431e69924d0e87aaffb1b58314f7","pdf_url":null,"source":{"id":"https://openalex.org/S112646816","display_name":"SHILAP Revista de lepidopterolog\u00eda","issn_l":"0300-5267","issn":["0300-5267","2340-4078"],"is_oa":true,"is_in_doaj":true,"is_core":false,"host_organization":null,"host_organization_name":null,"host_organization_lineage":[],"host_organization_lineage_names":[],"type":"journal"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"Remote Sensing, Vol 16, Iss 13, p 2296 (2024)","raw_type":"article"}],"best_oa_location":{"id":"doi:10.3390/rs16132296","is_oa":true,"landing_page_url":"https://doi.org/10.3390/rs16132296","pdf_url":"https://www.mdpi.com/2072-4292/16/13/2296/pdf?version=1719200430","source":{"id":"https://openalex.org/S43295729","display_name":"Remote Sensing","issn_l":"2072-4292","issn":["2072-4292"],"is_oa":true,"is_in_doaj":true,"is_core":true,"host_organization":"https://openalex.org/P4310310987","host_organization_name":"Multidisciplinary Digital Publishing Institute","host_organization_lineage":["https://openalex.org/P4310310987"],"host_organization_lineage_names":["Multidisciplinary Digital Publishing Institute"],"type":"journal"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Remote Sensing","raw_type":"journal-article"},"sustainable_development_goals":[{"display_name":"Zero hunger","score":0.5199999809265137,"id":"https://metadata.un.org/sdg/2"}],"awards":[],"funders":[],"has_content":{"grobid_xml":false,"pdf":true},"content_urls":{"pdf":"https://content.openalex.org/works/W4399976660.pdf"},"referenced_works_count":53,"referenced_works":["https://openalex.org/W1720665043","https://openalex.org/W1981146655","https://openalex.org/W2000102737","https://openalex.org/W2028758961","https://openalex.org/W2042337848","https://openalex.org/W2045256553","https://openalex.org/W2076196252","https://openalex.org/W2097790164","https://openalex.org/W2114711020","https://openalex.org/W2117554345","https://openalex.org/W2168219817","https://openalex.org/W2228578885","https://openalex.org/W2234023134","https://openalex.org/W2338345836","https://openalex.org/W2548458670","https://openalex.org/W2594466018","https://openalex.org/W2624278645","https://openalex.org/W2752472778","https://openalex.org/W2753670894","https://openalex.org/W2806779590","https://openalex.org/W2890649118","https://openalex.org/W2891557443","https://openalex.org/W2941088736","https://openalex.org/W2990697070","https://openalex.org/W2999397223","https://openalex.org/W3004906816","https://openalex.org/W3019614043","https://openalex.org/W3045288728","https://openalex.org/W3112824784","https://openalex.org/W3122638356","https://openalex.org/W3136885625","https://openalex.org/W3183777438","https://openalex.org/W3207363672","https://openalex.org/W4206347244","https://openalex.org/W4210504282","https://openalex.org/W4211006349","https://openalex.org/W4213016846","https://openalex.org/W4220992637","https://openalex.org/W4304775292","https://openalex.org/W4319068670","https://openalex.org/W4321608133","https://openalex.org/W4361760337","https://openalex.org/W4379116819","https://openalex.org/W4382873862","https://openalex.org/W4385949596","https://openalex.org/W4386223583","https://openalex.org/W4387702695","https://openalex.org/W4389428689","https://openalex.org/W6631984659","https://openalex.org/W6751979312","https://openalex.org/W6754365064","https://openalex.org/W6852956690","https://openalex.org/W6979715264"],"related_works":["https://openalex.org/W2748952813","https://openalex.org/W1980470275","https://openalex.org/W2086322839","https://openalex.org/W2121524756","https://openalex.org/W2344971351","https://openalex.org/W2363509351","https://openalex.org/W2377084220","https://openalex.org/W1990581988","https://openalex.org/W782553550","https://openalex.org/W4252699458"],"abstract_inverted_index":{"Surface":[0],"soil":[1],"moisture":[2],"(SSM)":[3],"plays":[4],"an":[5],"important":[6],"role":[7],"in":[8,17,30,54,129,174],"agricultural":[9],"and":[10,40,86,93,106,123,160,193,259],"environmental":[11],"systems.":[12],"With":[13],"the":[14,18,31,58,72,168,206,226,230,238,242,287],"continuous":[15],"improvement":[16],"availability":[19],"of":[20,33,74,101,184,197,216,249,256,264,290],"remote":[21,42,67,88,217,273],"sensing":[22,43,68,89,218,274],"data,":[23,119,122,229],"satellite":[24],"technology":[25],"has":[26,70],"experienced":[27],"widespread":[28],"development":[29],"monitoring":[32,289],"large-scale":[34],"SSM.":[35,291],"Synthetic":[36],"Aperture":[37],"Radar":[38],"(SAR)":[39],"optical":[41,66,125,190],"data":[44,69,90,105,126,186,191,198,219,233,275],"have":[45],"been":[46],"extensively":[47],"utilized":[48],"due":[49],"to":[50,166,225],"their":[51],"complementary":[52],"advantages":[53],"this":[55,130],"field.":[56],"However,":[57],"limited":[59],"information":[60],"from":[61,139],"single-band":[62],"SARs":[63],"or":[64],"single":[65],"restricted":[71],"accuracy":[73,177],"SSM":[75,81,112,169,175,277],"retrieval,":[76],"posing":[77],"challenges":[78],"for":[79,111,147,276,286],"precise":[80,288],"monitoring.":[82],"In":[83],"contrast,":[84],"multi-source":[85],"multi-band":[87,103,272],"contain":[91],"richer":[92],"more":[94],"comprehensive":[95],"surface":[96],"information.":[97],"Therefore,":[98],"a":[99,246,251,260,283],"method":[100],"combining":[102],"SAR":[104,118,185,228,232],"employing":[107],"machine":[108,143],"learning":[109,144],"models":[110],"inversion":[113,170,208,278],"was":[114,210],"proposed.":[115],"C-band":[116,227],"Sentinel-1":[117],"X-band":[120,231],"TerraSAR":[121],"Sentinel-2":[124],"were":[127,137,164,178,187,199,220],"used":[128,134,200,221],"study.":[131],"Six":[132],"commonly":[133],"feature":[135],"parameters":[136],"extracted":[138],"these":[140],"data.":[141],"Three":[142],"methods":[145],"suitable":[146],"small-sample":[148],"training,":[149],"including":[150],"Genetic":[151],"Algorithms":[152],"Back":[153],"Propagation":[154],"(GA-BP),":[155],"support":[156],"vector":[157],"regression":[158],"(SVR),":[159],"Random":[161],"Forest":[162],"(RF),":[163],"employed":[165],"construct":[167],"models.":[171],"The":[172,202,267],"differences":[173],"retrieval":[176],"compared":[179,224],"when":[180,194,212],"two":[181],"different":[182],"bands":[183],"combined":[188],"with":[189,245],"separately":[192],"three":[195,214],"types":[196,215],"together.":[201],"results":[203,268],"show":[204],"that":[205,270],"best":[207,243],"performance":[209],"achieved":[211,241],"all":[213],"simultaneously.":[222],"Additionally,":[223],"exhibited":[234],"superior":[235],"performance.":[236],"Ultimately,":[237],"RF":[239],"model":[240],"accuracy,":[244],"determinable":[247],"coefficient":[248],"0.9186,":[250],"root":[252],"mean":[253,261],"square":[254],"error":[255,263],"0.0153":[257],"cm3/cm3,":[258],"absolute":[262],"0.0122":[265],"cm3/cm3.":[266],"indicate":[269],"utilizing":[271],"offers":[279],"significant":[280],"advantages,":[281],"providing":[282],"new":[284],"perspective":[285]},"counts_by_year":[{"year":2026,"cited_by_count":1},{"year":2025,"cited_by_count":4}],"updated_date":"2025-11-06T03:46:38.306776","created_date":"2025-10-10T00:00:00"}