{"id":"https://openalex.org/W2896685275","doi":"https://doi.org/10.1109/agro-geoinformatics.2018.8476086","title":"Hyperspectral Inversion of Soil Moisture Content Based on SOILSPECT Model","display_name":"Hyperspectral Inversion of Soil Moisture Content Based on SOILSPECT Model","publication_year":2018,"publication_date":"2018-08-01","ids":{"openalex":"https://openalex.org/W2896685275","doi":"https://doi.org/10.1109/agro-geoinformatics.2018.8476086","mag":"2896685275"},"language":"en","primary_location":{"id":"doi:10.1109/agro-geoinformatics.2018.8476086","is_oa":false,"landing_page_url":"https://doi.org/10.1109/agro-geoinformatics.2018.8476086","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2018 7th International Conference on Agro-geoinformatics (Agro-geoinformatics)","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/A5100957995","display_name":"Yanmin Yao","orcid":null},"institutions":[{"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":true,"raw_author_name":"Yanmin Yao","raw_affiliation_strings":["Key Laboratory of Remote Sensing on Agriculture, Ministry of Agriculture, Beijing, China"],"affiliations":[{"raw_affiliation_string":"Key Laboratory of Remote Sensing on Agriculture, Ministry of Agriculture, Beijing, China","institution_ids":["https://openalex.org/I4210166112"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5090702152","display_name":"Ying Liu","orcid":"https://orcid.org/0000-0002-1420-9097"},"institutions":[{"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":"Ying Liu","raw_affiliation_strings":["Key Laboratory of Remote Sensing on Agriculture, Ministry of Agriculture, Beijing, China","Ministry of Agriculture, Key Laboratory of Remote Sensing on Agriculture, Beijing, China"],"affiliations":[{"raw_affiliation_string":"Key Laboratory of Remote Sensing on Agriculture, Ministry of Agriculture, Beijing, China","institution_ids":["https://openalex.org/I4210166112"]},{"raw_affiliation_string":"Ministry of Agriculture, Key Laboratory of Remote Sensing on Agriculture, Beijing, China","institution_ids":["https://openalex.org/I4210166112"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5042781660","display_name":"Maofang Gao","orcid":"https://orcid.org/0000-0002-9674-6020"},"institutions":[{"id":"https://openalex.org/I4210108914","display_name":"Institute of Agricultural Resources and Regional Planning","ror":"https://ror.org/01nrzdp21","country_code":"CN","type":"facility","lineage":["https://openalex.org/I4210108914","https://openalex.org/I4210127390","https://openalex.org/I4210138501","https://openalex.org/I4210151987"]},{"id":"https://openalex.org/I4210138501","display_name":"Chinese Academy of Agricultural Sciences","ror":"https://ror.org/0313jb750","country_code":"CN","type":"government","lineage":["https://openalex.org/I4210127390","https://openalex.org/I4210138501","https://openalex.org/I4210151987"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Maofang Gao","raw_affiliation_strings":["Institute of Agricultural Resources and Regional Planning, Chinese Academy of Agricultural Sciences, Beijing, China","Chinese Academy of Agricultural Sciences, Institute of Agricultural Resources and Regional Planning, Beijing, China"],"affiliations":[{"raw_affiliation_string":"Institute of Agricultural Resources and Regional Planning, Chinese Academy of Agricultural Sciences, Beijing, China","institution_ids":["https://openalex.org/I4210108914","https://openalex.org/I4210138501"]},{"raw_affiliation_string":"Chinese Academy of Agricultural Sciences, Institute of Agricultural Resources and Regional Planning, Beijing, China","institution_ids":["https://openalex.org/I4210108914","https://openalex.org/I4210138501"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5102008756","display_name":"Zhongxin Chen","orcid":"https://orcid.org/0009-0004-2148-9367"},"institutions":[{"id":"https://openalex.org/I4210108914","display_name":"Institute of Agricultural Resources and Regional Planning","ror":"https://ror.org/01nrzdp21","country_code":"CN","type":"facility","lineage":["https://openalex.org/I4210108914","https://openalex.org/I4210127390","https://openalex.org/I4210138501","https://openalex.org/I4210151987"]},{"id":"https://openalex.org/I4210138501","display_name":"Chinese Academy of Agricultural Sciences","ror":"https://ror.org/0313jb750","country_code":"CN","type":"government","lineage":["https://openalex.org/I4210127390","https://openalex.org/I4210138501","https://openalex.org/I4210151987"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Zhongxin Chen","raw_affiliation_strings":["Institute of Agricultural Resources and Regional Planning, Chinese Academy of Agricultural Sciences, Beijing, China","Chinese Academy of Agricultural Sciences, Institute of Agricultural Resources and Regional Planning, Beijing, China"],"affiliations":[{"raw_affiliation_string":"Institute of Agricultural Resources and Regional Planning, Chinese Academy of Agricultural Sciences, Beijing, China","institution_ids":["https://openalex.org/I4210108914","https://openalex.org/I4210138501"]},{"raw_affiliation_string":"Chinese Academy of Agricultural Sciences, Institute of Agricultural Resources and Regional Planning, Beijing, China","institution_ids":["https://openalex.org/I4210108914","https://openalex.org/I4210138501"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":4,"corresponding_author_ids":["https://openalex.org/A5100957995"],"corresponding_institution_ids":["https://openalex.org/I4210166112"],"apc_list":null,"apc_paid":null,"fwci":0.1339,"has_fulltext":false,"cited_by_count":3,"citation_normalized_percentile":{"value":0.51113431,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":89,"max":99},"biblio":{"volume":null,"issue":null,"first_page":"1","last_page":"6"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10770","display_name":"Soil Geostatistics and Mapping","score":0.9965999722480774,"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/T10770","display_name":"Soil Geostatistics and Mapping","score":0.9965999722480774,"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/T13890","display_name":"Remote Sensing and Land Use","score":0.9955000281333923,"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/T10111","display_name":"Remote Sensing in Agriculture","score":0.9921000003814697,"subfield":{"id":"https://openalex.org/subfields/2303","display_name":"Ecology"},"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/bidirectional-reflectance-distribution-function","display_name":"Bidirectional reflectance distribution function","score":0.8015738725662231},{"id":"https://openalex.org/keywords/hyperspectral-imaging","display_name":"Hyperspectral imaging","score":0.7180564403533936},{"id":"https://openalex.org/keywords/zenith","display_name":"Zenith","score":0.661622941493988},{"id":"https://openalex.org/keywords/water-content","display_name":"Water content","score":0.6333533525466919},{"id":"https://openalex.org/keywords/environmental-science","display_name":"Environmental science","score":0.6124264597892761},{"id":"https://openalex.org/keywords/remote-sensing","display_name":"Remote sensing","score":0.6095277667045593},{"id":"https://openalex.org/keywords/azimuth","display_name":"Azimuth","score":0.46800485253334045},{"id":"https://openalex.org/keywords/soil-science","display_name":"Soil science","score":0.4340957999229431},{"id":"https://openalex.org/keywords/inversion","display_name":"Inversion (geology)","score":0.41683119535446167},{"id":"https://openalex.org/keywords/geology","display_name":"Geology","score":0.24069461226463318},{"id":"https://openalex.org/keywords/reflectivity","display_name":"Reflectivity","score":0.1887887418270111},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.14942649006843567},{"id":"https://openalex.org/keywords/optics","display_name":"Optics","score":0.14158895611763},{"id":"https://openalex.org/keywords/geotechnical-engineering","display_name":"Geotechnical engineering","score":0.07670831680297852}],"concepts":[{"id":"https://openalex.org/C151596937","wikidata":"https://www.wikidata.org/wiki/Q856980","display_name":"Bidirectional reflectance distribution function","level":3,"score":0.8015738725662231},{"id":"https://openalex.org/C159078339","wikidata":"https://www.wikidata.org/wiki/Q959005","display_name":"Hyperspectral imaging","level":2,"score":0.7180564403533936},{"id":"https://openalex.org/C53970728","wikidata":"https://www.wikidata.org/wiki/Q82806","display_name":"Zenith","level":2,"score":0.661622941493988},{"id":"https://openalex.org/C24939127","wikidata":"https://www.wikidata.org/wiki/Q373499","display_name":"Water content","level":2,"score":0.6333533525466919},{"id":"https://openalex.org/C39432304","wikidata":"https://www.wikidata.org/wiki/Q188847","display_name":"Environmental science","level":0,"score":0.6124264597892761},{"id":"https://openalex.org/C62649853","wikidata":"https://www.wikidata.org/wiki/Q199687","display_name":"Remote sensing","level":1,"score":0.6095277667045593},{"id":"https://openalex.org/C159737794","wikidata":"https://www.wikidata.org/wiki/Q124274","display_name":"Azimuth","level":2,"score":0.46800485253334045},{"id":"https://openalex.org/C159390177","wikidata":"https://www.wikidata.org/wiki/Q9161265","display_name":"Soil science","level":1,"score":0.4340957999229431},{"id":"https://openalex.org/C1893757","wikidata":"https://www.wikidata.org/wiki/Q3653001","display_name":"Inversion (geology)","level":3,"score":0.41683119535446167},{"id":"https://openalex.org/C127313418","wikidata":"https://www.wikidata.org/wiki/Q1069","display_name":"Geology","level":0,"score":0.24069461226463318},{"id":"https://openalex.org/C108597893","wikidata":"https://www.wikidata.org/wiki/Q663650","display_name":"Reflectivity","level":2,"score":0.1887887418270111},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.14942649006843567},{"id":"https://openalex.org/C120665830","wikidata":"https://www.wikidata.org/wiki/Q14620","display_name":"Optics","level":1,"score":0.14158895611763},{"id":"https://openalex.org/C187320778","wikidata":"https://www.wikidata.org/wiki/Q1349130","display_name":"Geotechnical engineering","level":1,"score":0.07670831680297852},{"id":"https://openalex.org/C2524010","wikidata":"https://www.wikidata.org/wiki/Q8087","display_name":"Geometry","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},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.0},{"id":"https://openalex.org/C109007969","wikidata":"https://www.wikidata.org/wiki/Q749565","display_name":"Structural basin","level":2,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/agro-geoinformatics.2018.8476086","is_oa":false,"landing_page_url":"https://doi.org/10.1109/agro-geoinformatics.2018.8476086","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2018 7th International Conference on Agro-geoinformatics (Agro-geoinformatics)","raw_type":"proceedings-article"}],"best_oa_location":null,"sustainable_development_goals":[{"score":0.5199999809265137,"id":"https://metadata.un.org/sdg/15","display_name":"Life in Land"}],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":28,"referenced_works":["https://openalex.org/W6518664","https://openalex.org/W1971195668","https://openalex.org/W2055118311","https://openalex.org/W2074015574","https://openalex.org/W2078402545","https://openalex.org/W2085417265","https://openalex.org/W2123521755","https://openalex.org/W2125459444","https://openalex.org/W2152195021","https://openalex.org/W2158324157","https://openalex.org/W2332146750","https://openalex.org/W2357869849","https://openalex.org/W2359769357","https://openalex.org/W2365754346","https://openalex.org/W2369229471","https://openalex.org/W2378346556","https://openalex.org/W2389809196","https://openalex.org/W2406706032","https://openalex.org/W2426516054","https://openalex.org/W2567320412","https://openalex.org/W2761605474","https://openalex.org/W3025048851","https://openalex.org/W3096351511","https://openalex.org/W6706926594","https://openalex.org/W6713902950","https://openalex.org/W6717859143","https://openalex.org/W6777377273","https://openalex.org/W7024415142"],"related_works":["https://openalex.org/W1996671438","https://openalex.org/W4382897192","https://openalex.org/W2063805703","https://openalex.org/W1978359390","https://openalex.org/W2158390153","https://openalex.org/W2066990849","https://openalex.org/W2361141667","https://openalex.org/W2371599078","https://openalex.org/W2118716350","https://openalex.org/W165749977"],"abstract_inverted_index":{"Soil":[0],"moisture":[1],"content":[2],"(SMC)":[3],"is":[4],"the":[5,9,31,47,65,80,88,93,105,130,136,142,177,201,212,229,235,269,273,307,310,319],"important":[6],"information":[7],"for":[8,114,250,279,293],"crop":[10],"land":[11],"irrigation":[12],"management":[13],"and":[14,40,51,96,152,181,217,240,281],"drought":[15],"warning.":[16],"The":[17,57,139,190,276,314],"study":[18,61,106],"of":[19,35,59,101,141,203,237,283,309],"SMC":[20,48,73,81,116,153,179,182,198,208,222,225,254,284,295,298,321],"quantitative":[21],"inversion":[22,49,83,183,255,277,299,322],"based":[23,257,301],"on":[24,154,258,302],"hyperspectral":[25,82],"remote":[26],"sensing":[27],"technology":[28],"has":[29],"become":[30],"hot":[32],"spot.":[33],"Because":[34],"using":[36,129,170,185],"statistical":[37],"modeling":[38],"methods":[39],"without":[41],"considering":[42],"soil":[43,66,95,126,155,194,218,251],"bidirectional":[44,156],"reflection":[45],"characteristics,":[46],"accuracy":[50,256,278,300],"model":[52,69,89,165,187,260,304],"applicable":[53],"scope":[54],"were":[55,161,167,285],"limited.":[56],"purpose":[58],"this":[60,108],"was":[62,188,209,226,247,261,265,296],"to":[63,71,76,119,123],"use":[64],"radiation":[67],"transfer":[68],"(SOILSPECT)":[70],"invert":[72],"in":[74,98,200],"order":[75],"not":[77],"only":[78],"improve":[79],"accuracy,":[84],"but":[85,291],"also":[86],"make":[87],"applying":[90],"widely.":[91],"Taking":[92],"black":[94],"chernozem":[97],"Gongzhuling":[99],"city":[100],"Jilin":[102],"province":[103],"as":[104],"object,":[107],"paper":[109],"conducted":[110],"multi-angle":[111],"spectrometry":[112],"measurement":[113],"different":[115,178,242],"from":[117],"5%":[118],"45%":[120],"(5%":[121],"interval)":[122],"get":[124,318],"measured":[125,274],"reflectance":[127,157],"by":[128,169,184],"ASD":[131],"Fieldspec":[132],"Pro":[133],"spectrometer":[134],"under":[135,176,241],"indoor":[137],"condition.":[138],"influences":[140],"light":[143],"source":[144],"zenith":[145,148,244,312],"angle,":[146,149],"observing":[147,243],"azimuth":[150],"angle":[151],"distribution":[158],"function":[159],"(BRDF)":[160],"analyzed.":[162],"Then":[163],"SOILSPECT":[164,186,259,303],"parameters":[166],"obtained":[168],"Particle":[171],"Swarm":[172],"Optimization":[173],"(PSO)":[174],"method":[175],"gradients,":[180],"conducted.":[189],"results":[191],"showed":[192],"that":[193,292],"BRDF":[195,219,252],"declined":[196],"with":[197,221,272,306],"rising":[199,223],"range":[202,236],"400~1400":[204],"nm":[205],"wavelength,":[206],"when":[207,224],"less":[210],"than":[211,228],"field":[213,230],"water":[214,231],"holding":[215,232],"capacity,":[216],"rose":[220],"larger":[227],"capacity.":[233],"In":[234],"1400~2400nm":[238],"wavelength":[239],"angles,":[245],"there":[246],"no":[248],"rules":[249],"changing.":[253],"higher.":[262],"R2":[263],"value":[264],"above":[266],"0.98":[267],"compared":[268],"estimated":[270],"values":[271],"values.":[275],"15%":[280],"30%":[282],"higher":[286],"at":[287],"every":[288],"sensitive":[289],"band,":[290],"other":[294],"unsteadiness.":[297],"increased":[305],"decreasing":[308],"observational":[311],"angle.":[313],"vertical":[315],"observation":[316],"can":[317],"highest":[320],"accuracy.":[323]},"counts_by_year":[{"year":2026,"cited_by_count":1},{"year":2024,"cited_by_count":1},{"year":2021,"cited_by_count":1}],"updated_date":"2026-03-27T05:58:40.876381","created_date":"2025-10-10T00:00:00"}
