{"id":"https://openalex.org/W2065788374","doi":"https://doi.org/10.1109/igarss.2013.6723378","title":"An approach for surface soil moisture retrieval using microwave vegetation indices based on SMOS data","display_name":"An approach for surface soil moisture retrieval using microwave vegetation indices based on SMOS data","publication_year":2013,"publication_date":"2013-07-01","ids":{"openalex":"https://openalex.org/W2065788374","doi":"https://doi.org/10.1109/igarss.2013.6723378","mag":"2065788374"},"language":"en","primary_location":{"id":"doi:10.1109/igarss.2013.6723378","is_oa":false,"landing_page_url":"https://doi.org/10.1109/igarss.2013.6723378","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2013 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/A5101910141","display_name":"Qian Cui","orcid":"https://orcid.org/0000-0001-7973-9649"},"institutions":[{"id":"https://openalex.org/I4210165038","display_name":"University of Chinese Academy of Sciences","ror":"https://ror.org/05qbk4x57","country_code":"CN","type":"education","lineage":["https://openalex.org/I19820366","https://openalex.org/I4210165038"]},{"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":"Qian Cui","raw_affiliation_strings":["University of Chinese Academy of Sciences, Beijing, China","Inst. of Remote Sensing Applic., Beijing, China"],"affiliations":[{"raw_affiliation_string":"University of Chinese Academy of Sciences, Beijing, China","institution_ids":["https://openalex.org/I4210165038"]},{"raw_affiliation_string":"Inst. of Remote Sensing Applic., Beijing, China","institution_ids":["https://openalex.org/I4210166112"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5006636279","display_name":"Jiancheng Shi","orcid":"https://orcid.org/0000-0002-6163-2912"},"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"]},{"id":"https://openalex.org/I19820366","display_name":"Chinese Academy of Sciences","ror":"https://ror.org/034t30j35","country_code":"CN","type":"funder","lineage":["https://openalex.org/I19820366"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Jiancheng Shi","raw_affiliation_strings":["Chinese Academy of Sciences, Institute of Remote Sensing Applications, Beijing, China","Inst. of Remote Sensing Applic., Beijing, China"],"affiliations":[{"raw_affiliation_string":"Chinese Academy of Sciences, Institute of Remote Sensing Applications, Beijing, China","institution_ids":["https://openalex.org/I4210166112","https://openalex.org/I19820366"]},{"raw_affiliation_string":"Inst. of Remote Sensing Applic., Beijing, China","institution_ids":["https://openalex.org/I4210166112"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5033634734","display_name":"Tianjie Zhao","orcid":"https://orcid.org/0000-0002-0914-599X"},"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"]},{"id":"https://openalex.org/I19820366","display_name":"Chinese Academy of Sciences","ror":"https://ror.org/034t30j35","country_code":"CN","type":"funder","lineage":["https://openalex.org/I19820366"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Tianjie Zhao","raw_affiliation_strings":["Chinese Academy of Sciences, Institute of Remote Sensing Applications, Beijing, China","Inst. of Remote Sensing Applic., Beijing, China"],"affiliations":[{"raw_affiliation_string":"Chinese Academy of Sciences, Institute of Remote Sensing Applications, Beijing, China","institution_ids":["https://openalex.org/I4210166112","https://openalex.org/I19820366"]},{"raw_affiliation_string":"Inst. of Remote Sensing Applic., Beijing, China","institution_ids":["https://openalex.org/I4210166112"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5100409478","display_name":"Qiang Liu","orcid":"https://orcid.org/0000-0002-5302-9849"},"institutions":[{"id":"https://openalex.org/I4210165038","display_name":"University of Chinese Academy of Sciences","ror":"https://ror.org/05qbk4x57","country_code":"CN","type":"education","lineage":["https://openalex.org/I19820366","https://openalex.org/I4210165038"]},{"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":"Qiang Liu","raw_affiliation_strings":["University of Chinese Academy of Sciences, Beijing, China","Inst. of Remote Sensing Applic., Beijing, China"],"affiliations":[{"raw_affiliation_string":"University of Chinese Academy of Sciences, Beijing, China","institution_ids":["https://openalex.org/I4210165038"]},{"raw_affiliation_string":"Inst. of Remote Sensing Applic., Beijing, China","institution_ids":["https://openalex.org/I4210166112"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":4,"corresponding_author_ids":["https://openalex.org/A5101910141"],"corresponding_institution_ids":["https://openalex.org/I4210165038","https://openalex.org/I4210166112"],"apc_list":null,"apc_paid":null,"fwci":0.0,"has_fulltext":false,"cited_by_count":0,"citation_normalized_percentile":{"value":0.11172665,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":null,"biblio":{"volume":"108","issue":null,"first_page":"2692","last_page":"2695"},"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/T11333","display_name":"Climate change and permafrost","score":0.996399998664856,"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/T10644","display_name":"Cryospheric studies and observations","score":0.9927999973297119,"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/water-content","display_name":"Water content","score":0.7713255882263184},{"id":"https://openalex.org/keywords/brightness-temperature","display_name":"Brightness temperature","score":0.7249866724014282},{"id":"https://openalex.org/keywords/environmental-science","display_name":"Environmental science","score":0.7041426301002502},{"id":"https://openalex.org/keywords/vegetation","display_name":"Vegetation (pathology)","score":0.6849223375320435},{"id":"https://openalex.org/keywords/microwave","display_name":"Microwave","score":0.6721173524856567},{"id":"https://openalex.org/keywords/remote-sensing","display_name":"Remote sensing","score":0.6444538831710815},{"id":"https://openalex.org/keywords/soil-science","display_name":"Soil science","score":0.503675639629364},{"id":"https://openalex.org/keywords/moisture","display_name":"Moisture","score":0.4963224530220032},{"id":"https://openalex.org/keywords/brightness","display_name":"Brightness","score":0.4887533187866211},{"id":"https://openalex.org/keywords/mean-squared-error","display_name":"Mean squared error","score":0.4655955731868744},{"id":"https://openalex.org/keywords/correlation-coefficient","display_name":"Correlation coefficient","score":0.43259376287460327},{"id":"https://openalex.org/keywords/meteorology","display_name":"Meteorology","score":0.2423521876335144},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.17039835453033447},{"id":"https://openalex.org/keywords/geology","display_name":"Geology","score":0.16471683979034424},{"id":"https://openalex.org/keywords/physics","display_name":"Physics","score":0.09830453991889954},{"id":"https://openalex.org/keywords/statistics","display_name":"Statistics","score":0.08542793989181519},{"id":"https://openalex.org/keywords/optics","display_name":"Optics","score":0.05728277564048767}],"concepts":[{"id":"https://openalex.org/C24939127","wikidata":"https://www.wikidata.org/wiki/Q373499","display_name":"Water content","level":2,"score":0.7713255882263184},{"id":"https://openalex.org/C53802167","wikidata":"https://www.wikidata.org/wiki/Q4538627","display_name":"Brightness temperature","level":3,"score":0.7249866724014282},{"id":"https://openalex.org/C39432304","wikidata":"https://www.wikidata.org/wiki/Q188847","display_name":"Environmental science","level":0,"score":0.7041426301002502},{"id":"https://openalex.org/C2776133958","wikidata":"https://www.wikidata.org/wiki/Q7918366","display_name":"Vegetation (pathology)","level":2,"score":0.6849223375320435},{"id":"https://openalex.org/C44838205","wikidata":"https://www.wikidata.org/wiki/Q127995","display_name":"Microwave","level":2,"score":0.6721173524856567},{"id":"https://openalex.org/C62649853","wikidata":"https://www.wikidata.org/wiki/Q199687","display_name":"Remote sensing","level":1,"score":0.6444538831710815},{"id":"https://openalex.org/C159390177","wikidata":"https://www.wikidata.org/wiki/Q9161265","display_name":"Soil science","level":1,"score":0.503675639629364},{"id":"https://openalex.org/C176864760","wikidata":"https://www.wikidata.org/wiki/Q217651","display_name":"Moisture","level":2,"score":0.4963224530220032},{"id":"https://openalex.org/C125245961","wikidata":"https://www.wikidata.org/wiki/Q221656","display_name":"Brightness","level":2,"score":0.4887533187866211},{"id":"https://openalex.org/C139945424","wikidata":"https://www.wikidata.org/wiki/Q1940696","display_name":"Mean squared error","level":2,"score":0.4655955731868744},{"id":"https://openalex.org/C2780092901","wikidata":"https://www.wikidata.org/wiki/Q3433612","display_name":"Correlation coefficient","level":2,"score":0.43259376287460327},{"id":"https://openalex.org/C153294291","wikidata":"https://www.wikidata.org/wiki/Q25261","display_name":"Meteorology","level":1,"score":0.2423521876335144},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.17039835453033447},{"id":"https://openalex.org/C127313418","wikidata":"https://www.wikidata.org/wiki/Q1069","display_name":"Geology","level":0,"score":0.16471683979034424},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.09830453991889954},{"id":"https://openalex.org/C105795698","wikidata":"https://www.wikidata.org/wiki/Q12483","display_name":"Statistics","level":1,"score":0.08542793989181519},{"id":"https://openalex.org/C120665830","wikidata":"https://www.wikidata.org/wiki/Q14620","display_name":"Optics","level":1,"score":0.05728277564048767},{"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/C142724271","wikidata":"https://www.wikidata.org/wiki/Q7208","display_name":"Pathology","level":1,"score":0.0},{"id":"https://openalex.org/C71924100","wikidata":"https://www.wikidata.org/wiki/Q11190","display_name":"Medicine","level":0,"score":0.0},{"id":"https://openalex.org/C62520636","wikidata":"https://www.wikidata.org/wiki/Q944","display_name":"Quantum mechanics","level":1,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/igarss.2013.6723378","is_oa":false,"landing_page_url":"https://doi.org/10.1109/igarss.2013.6723378","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2013 IEEE International Geoscience and Remote Sensing Symposium - IGARSS","raw_type":"proceedings-article"}],"best_oa_location":null,"sustainable_development_goals":[{"id":"https://metadata.un.org/sdg/15","score":0.6000000238418579,"display_name":"Life in Land"}],"awards":[],"funders":[],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":16,"referenced_works":["https://openalex.org/W1978373233","https://openalex.org/W1995167593","https://openalex.org/W2012845387","https://openalex.org/W2034968407","https://openalex.org/W2056063911","https://openalex.org/W2066247114","https://openalex.org/W2067386493","https://openalex.org/W2072567364","https://openalex.org/W2100401723","https://openalex.org/W2104561031","https://openalex.org/W2107437432","https://openalex.org/W2111282617","https://openalex.org/W2120340076","https://openalex.org/W2132549823","https://openalex.org/W2148105996","https://openalex.org/W2149483027"],"related_works":["https://openalex.org/W2387055199","https://openalex.org/W2313061941","https://openalex.org/W2588661485","https://openalex.org/W1953485902","https://openalex.org/W1983414154","https://openalex.org/W4382982879","https://openalex.org/W2540909290","https://openalex.org/W2111586823","https://openalex.org/W2390005173","https://openalex.org/W4311044000"],"abstract_inverted_index":{"An":[0],"approach":[1,81],"for":[2],"retrieving":[3],"surface":[4],"soil":[5,34,60,69,88],"moisture":[6,61,70,89],"using":[7,66],"microwave":[8],"vegetation":[9,22,40],"indices":[10],"(MVIs)":[11],"based":[12],"on":[13],"SMOS":[14,86],"data":[15],"is":[16,25],"presented":[17],"in":[18,75],"this":[19,79],"paper.":[20],"The":[21],"optical":[23],"depth":[24],"analytically":[26],"derived":[27],"from":[28,71,95,104],"simplified":[29],"multi-angular":[30],"MVIs":[31],"and":[32,48,99],"the":[33,39,44,57,83,92,100],"dielectric":[35],"constant":[36],"to":[37,97,106],"correct":[38],"effect.":[41],"By":[42],"minimizing":[43],"difference":[45],"between":[46],"modeled":[47],"observed":[49],"brightness":[50],"temperature":[51],"at":[52],"six":[53],"different":[54],"fixed":[55],"angles,":[56],"only":[58],"unknown":[59],"can":[62],"be":[63],"retrieved.":[64],"Validations":[65],"ground":[67],"measured":[68],"Yanco":[72],"study":[73],"area":[74],"Australia":[76],"indicated":[77],"that":[78],"new":[80],"improve":[82],"accuracy":[84],"of":[85],"L2":[87],"products,":[90],"with":[91],"RMSE":[93],"increased":[94,103],"0.072(m3/m3)":[96],"0.053(m3/m3)":[98],"correlation":[101],"coefficients":[102],"0.690":[105],"0.696.":[107]},"counts_by_year":[],"updated_date":"2025-11-06T03:46:38.306776","created_date":"2025-10-10T00:00:00"}