{"id":"https://openalex.org/W2887303328","doi":"https://doi.org/10.3390/rs10081285","title":"Synergetic Use of Sentinel-1 and Sentinel-2 Data for Soil Moisture Mapping at Plot Scale","display_name":"Synergetic Use of Sentinel-1 and Sentinel-2 Data for Soil Moisture Mapping at Plot Scale","publication_year":2018,"publication_date":"2018-08-15","ids":{"openalex":"https://openalex.org/W2887303328","doi":"https://doi.org/10.3390/rs10081285","mag":"2887303328"},"language":"en","primary_location":{"id":"doi:10.3390/rs10081285","is_oa":true,"landing_page_url":"https://doi.org/10.3390/rs10081285","pdf_url":"https://www.mdpi.com/2072-4292/10/8/1285/pdf?version=1534498816","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/2072-4292/10/8/1285/pdf?version=1534498816","any_repository_has_fulltext":true},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5002670522","display_name":"Reza Attarzadeh","orcid":"https://orcid.org/0000-0002-9573-9531"},"institutions":[{"id":"https://openalex.org/I23946033","display_name":"University of Tehran","ror":"https://ror.org/05vf56z40","country_code":"IR","type":"education","lineage":["https://openalex.org/I23946033"]}],"countries":["IR"],"is_corresponding":false,"raw_author_name":"Reza Attarzadeh","raw_affiliation_strings":["School of Surveying and Geospatial Engineering, College of Engineering, University of Tehran, Tehran 1439957131, Iran"],"affiliations":[{"raw_affiliation_string":"School of Surveying and Geospatial Engineering, College of Engineering, University of Tehran, Tehran 1439957131, Iran","institution_ids":["https://openalex.org/I23946033"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5004335620","display_name":"Jalal Amini","orcid":"https://orcid.org/0000-0001-6728-8385"},"institutions":[{"id":"https://openalex.org/I23946033","display_name":"University of Tehran","ror":"https://ror.org/05vf56z40","country_code":"IR","type":"education","lineage":["https://openalex.org/I23946033"]}],"countries":["IR"],"is_corresponding":true,"raw_author_name":"Jalal Amini","raw_affiliation_strings":["School of Surveying and Geospatial Engineering, College of Engineering, University of Tehran, Tehran 1439957131, Iran"],"affiliations":[{"raw_affiliation_string":"School of Surveying and Geospatial Engineering, College of Engineering, University of Tehran, Tehran 1439957131, Iran","institution_ids":["https://openalex.org/I23946033"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5014002590","display_name":"Claudia Notarnicola","orcid":"https://orcid.org/0000-0003-1968-0125"},"institutions":[{"id":"https://openalex.org/I1319360392","display_name":"Eurac Research","ror":"https://ror.org/01xt1w755","country_code":"IT","type":"nonprofit","lineage":["https://openalex.org/I1319360392"]}],"countries":["IT"],"is_corresponding":false,"raw_author_name":"Claudia Notarnicola","raw_affiliation_strings":["Institute for Earth Observation, Eurac Research, 39100 Bolzano-Bozen, Italy"],"affiliations":[{"raw_affiliation_string":"Institute for Earth Observation, Eurac Research, 39100 Bolzano-Bozen, Italy","institution_ids":["https://openalex.org/I1319360392"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5076294524","display_name":"Felix Greifeneder","orcid":"https://orcid.org/0000-0003-0756-9024"},"institutions":[{"id":"https://openalex.org/I1319360392","display_name":"Eurac Research","ror":"https://ror.org/01xt1w755","country_code":"IT","type":"nonprofit","lineage":["https://openalex.org/I1319360392"]}],"countries":["IT"],"is_corresponding":false,"raw_author_name":"Felix Greifeneder","raw_affiliation_strings":["Institute for Earth Observation, Eurac Research, 39100 Bolzano-Bozen, Italy"],"affiliations":[{"raw_affiliation_string":"Institute for Earth Observation, Eurac Research, 39100 Bolzano-Bozen, Italy","institution_ids":["https://openalex.org/I1319360392"]}]}],"institutions":[],"countries_distinct_count":2,"institutions_distinct_count":4,"corresponding_author_ids":["https://openalex.org/A5004335620"],"corresponding_institution_ids":["https://openalex.org/I23946033"],"apc_list":{"value":2500,"currency":"CHF","value_usd":2707},"apc_paid":{"value":2500,"currency":"CHF","value_usd":2707},"fwci":5.6137,"has_fulltext":false,"cited_by_count":106,"citation_normalized_percentile":{"value":0.96457462,"is_in_top_1_percent":false,"is_in_top_10_percent":true},"cited_by_percentile_year":{"min":97,"max":100},"biblio":{"volume":"10","issue":"8","first_page":"1285","last_page":"1285"},"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/T10801","display_name":"Synthetic Aperture Radar (SAR) Applications and Techniques","score":0.9965999722480774,"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/T11234","display_name":"Precipitation Measurement and Analysis","score":0.9958999752998352,"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":0.6308437585830688},{"id":"https://openalex.org/keywords/synthetic-aperture-radar","display_name":"Synthetic aperture radar","score":0.5993761420249939},{"id":"https://openalex.org/keywords/pixel","display_name":"Pixel","score":0.5803552865982056},{"id":"https://openalex.org/keywords/mean-squared-error","display_name":"Mean squared error","score":0.5685409903526306},{"id":"https://openalex.org/keywords/water-content","display_name":"Water content","score":0.5593363642692566},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.5530402064323425},{"id":"https://openalex.org/keywords/environmental-science","display_name":"Environmental science","score":0.45424067974090576},{"id":"https://openalex.org/keywords/land-cover","display_name":"Land cover","score":0.45359793305397034},{"id":"https://openalex.org/keywords/context","display_name":"Context (archaeology)","score":0.4238396883010864},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.279965341091156},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.19820356369018555},{"id":"https://openalex.org/keywords/geology","display_name":"Geology","score":0.1503751575946808},{"id":"https://openalex.org/keywords/land-use","display_name":"Land use","score":0.14233708381652832},{"id":"https://openalex.org/keywords/statistics","display_name":"Statistics","score":0.127605140209198}],"concepts":[{"id":"https://openalex.org/C62649853","wikidata":"https://www.wikidata.org/wiki/Q199687","display_name":"Remote sensing","level":1,"score":0.6308437585830688},{"id":"https://openalex.org/C87360688","wikidata":"https://www.wikidata.org/wiki/Q740686","display_name":"Synthetic aperture radar","level":2,"score":0.5993761420249939},{"id":"https://openalex.org/C160633673","wikidata":"https://www.wikidata.org/wiki/Q355198","display_name":"Pixel","level":2,"score":0.5803552865982056},{"id":"https://openalex.org/C139945424","wikidata":"https://www.wikidata.org/wiki/Q1940696","display_name":"Mean squared error","level":2,"score":0.5685409903526306},{"id":"https://openalex.org/C24939127","wikidata":"https://www.wikidata.org/wiki/Q373499","display_name":"Water content","level":2,"score":0.5593363642692566},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.5530402064323425},{"id":"https://openalex.org/C39432304","wikidata":"https://www.wikidata.org/wiki/Q188847","display_name":"Environmental science","level":0,"score":0.45424067974090576},{"id":"https://openalex.org/C2780648208","wikidata":"https://www.wikidata.org/wiki/Q3001793","display_name":"Land cover","level":3,"score":0.45359793305397034},{"id":"https://openalex.org/C2779343474","wikidata":"https://www.wikidata.org/wiki/Q3109175","display_name":"Context (archaeology)","level":2,"score":0.4238396883010864},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.279965341091156},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.19820356369018555},{"id":"https://openalex.org/C127313418","wikidata":"https://www.wikidata.org/wiki/Q1069","display_name":"Geology","level":0,"score":0.1503751575946808},{"id":"https://openalex.org/C4792198","wikidata":"https://www.wikidata.org/wiki/Q1165944","display_name":"Land use","level":2,"score":0.14233708381652832},{"id":"https://openalex.org/C105795698","wikidata":"https://www.wikidata.org/wiki/Q12483","display_name":"Statistics","level":1,"score":0.127605140209198},{"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/C151730666","wikidata":"https://www.wikidata.org/wiki/Q7205","display_name":"Paleontology","level":1,"score":0.0},{"id":"https://openalex.org/C147176958","wikidata":"https://www.wikidata.org/wiki/Q77590","display_name":"Civil engineering","level":1,"score":0.0},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.0}],"mesh":[],"locations_count":4,"locations":[{"id":"doi:10.3390/rs10081285","is_oa":true,"landing_page_url":"https://doi.org/10.3390/rs10081285","pdf_url":"https://www.mdpi.com/2072-4292/10/8/1285/pdf?version=1534498816","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:alma.39UBZ_INST:11235220790001241","is_oa":false,"landing_page_url":"http://www.mdpi.com/2072-4292/10/8/1285","pdf_url":null,"source":{"id":"https://openalex.org/S4210197018","display_name":"View","issn_l":"2688-268X","issn":["2688-268X","2688-3988"],"is_oa":false,"is_in_doaj":true,"is_core":true,"host_organization":"https://openalex.org/P4310320595","host_organization_name":"Wiley","host_organization_lineage":["https://openalex.org/P4310320595"],"host_organization_lineage_names":["Wiley"],"type":"journal"},"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"","raw_type":"text"},{"id":"pmh:oai:doaj.org/article:35ea61fae5174a9dba6cc7582c1d557c","is_oa":true,"landing_page_url":"https://doaj.org/article/35ea61fae5174a9dba6cc7582c1d557c","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-sa","license_id":"https://openalex.org/licenses/cc-by-sa","version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"Remote Sensing, Vol 10, Iss 8, p 1285 (2018)","raw_type":"article"},{"id":"pmh:oai:mdpi.com:/2072-4292/10/8/1285/","is_oa":true,"landing_page_url":"https://dx.doi.org/10.3390/rs10081285","pdf_url":null,"source":{"id":"https://openalex.org/S4306400947","display_name":"MDPI (MDPI AG)","issn_l":null,"issn":null,"is_oa":true,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I4210097602","host_organization_name":"Multidisciplinary Digital Publishing Institute (Switzerland)","host_organization_lineage":["https://openalex.org/I4210097602"],"host_organization_lineage_names":[],"type":"repository"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"Remote Sensing; Volume 10; Issue 8; Pages: 1285","raw_type":"Text"}],"best_oa_location":{"id":"doi:10.3390/rs10081285","is_oa":true,"landing_page_url":"https://doi.org/10.3390/rs10081285","pdf_url":"https://www.mdpi.com/2072-4292/10/8/1285/pdf?version=1534498816","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":[{"id":"https://metadata.un.org/sdg/15","score":0.7300000190734863,"display_name":"Life in Land"}],"awards":[{"id":"https://openalex.org/G486381073","display_name":null,"funder_award_id":"1","funder_id":"https://openalex.org/F4320325384","funder_display_name":"Ministry of Science Research and Technology"}],"funders":[{"id":"https://openalex.org/F4320325384","display_name":"Ministry of Science Research and Technology","ror":"https://ror.org/004v5tb85"}],"has_content":{"pdf":true,"grobid_xml":true},"content_urls":{"pdf":"https://content.openalex.org/works/W2887303328.pdf","grobid_xml":"https://content.openalex.org/works/W2887303328.grobid-xml"},"referenced_works_count":56,"referenced_works":["https://openalex.org/W1926971900","https://openalex.org/W1966115059","https://openalex.org/W1968389545","https://openalex.org/W1969701520","https://openalex.org/W1996322510","https://openalex.org/W2002687396","https://openalex.org/W2014917534","https://openalex.org/W2038971276","https://openalex.org/W2039348932","https://openalex.org/W2044465660","https://openalex.org/W2046429644","https://openalex.org/W2058232479","https://openalex.org/W2061240006","https://openalex.org/W2063422594","https://openalex.org/W2065042103","https://openalex.org/W2066682817","https://openalex.org/W2082403237","https://openalex.org/W2084952127","https://openalex.org/W2088891335","https://openalex.org/W2089650760","https://openalex.org/W2092055157","https://openalex.org/W2097498299","https://openalex.org/W2098452952","https://openalex.org/W2101308399","https://openalex.org/W2102075521","https://openalex.org/W2109898366","https://openalex.org/W2114569030","https://openalex.org/W2115408897","https://openalex.org/W2117438495","https://openalex.org/W2117554345","https://openalex.org/W2123744475","https://openalex.org/W2123778657","https://openalex.org/W2126835024","https://openalex.org/W2130098273","https://openalex.org/W2130817140","https://openalex.org/W2131553989","https://openalex.org/W2132549823","https://openalex.org/W2138149909","https://openalex.org/W2141219203","https://openalex.org/W2143084239","https://openalex.org/W2143426320","https://openalex.org/W2161071907","https://openalex.org/W2164873977","https://openalex.org/W2170459604","https://openalex.org/W2228578885","https://openalex.org/W2374980502","https://openalex.org/W2581055858","https://openalex.org/W2584844482","https://openalex.org/W2607852324","https://openalex.org/W2608783545","https://openalex.org/W2747196278","https://openalex.org/W2763699948","https://openalex.org/W2773793494","https://openalex.org/W4230674625","https://openalex.org/W4252433629","https://openalex.org/W6682709803"],"related_works":["https://openalex.org/W3135697610","https://openalex.org/W2085033728","https://openalex.org/W4285411112","https://openalex.org/W2171299904","https://openalex.org/W1647606319","https://openalex.org/W2102148524","https://openalex.org/W2922442631","https://openalex.org/W4390494008","https://openalex.org/W2053596378","https://openalex.org/W2088899772"],"abstract_inverted_index":{"This":[0,100],"paper":[1,101],"presents":[2],"an":[3,159],"approach":[4,182],"for":[5],"retrieval":[6,109],"of":[7,51,71,116,131,138,146,165,189,202,215,221,224],"soil":[8,98,107,174,216],"moisture":[9,108],"content":[10],"(SMC)":[11],"by":[12],"coupling":[13],"single":[14,59],"polarization":[15,60],"C-band":[16],"synthetic":[17],"aperture":[18],"radar":[19],"(SAR)":[20],"and":[21,65,162,167,193,198,208,218],"optical":[22,66],"data":[23],"at":[24,36,106,126,150],"the":[25,48,52,72,78,88,114,127,132,144,147,151,180,184,213,225],"plot":[26,152],"scale":[27],"in":[28,45,110,187,200],"vegetated":[29,111],"areas.":[30],"The":[31,176],"study":[32],"was":[33],"carried":[34],"out":[35],"five":[37],"different":[38,54],"sites":[39],"with":[40],"dominant":[41],"vegetation":[42],"cover":[43,149],"located":[44],"Kenya.":[46],"In":[47,119],"initial":[49],"stage":[50],"process,":[53],"features":[55,74],"are":[56],"extracted":[57,79],"from":[58],"mode":[61],"(VV":[62],"polarization)":[63],"SAR":[64],"data.":[67],"Subsequently,":[68],"proper":[69],"selection":[70],"relevant":[73],"is":[75,94],"conducted":[76],"on":[77,211],"features.":[80],"An":[81],"advanced":[82],"state-of-the-art":[83],"machine":[84],"learning":[85],"regression":[86,91],"approach,":[87,158,161],"support":[89],"vector":[90],"(SVR)":[92],"technique,":[93],"used":[95,171],"to":[96,124,172,196],"retrieve":[97],"moisture.":[99,175],"takes":[102],"a":[103,136,156,163],"new":[104],"look":[105],"areas":[112],"considering":[113],"needs":[115],"practical":[117],"applications.":[118],"this":[120],"context,":[121],"we":[122],"tried":[123],"work":[125],"object":[128],"level":[129,214],"instead":[130],"pixel":[133],"level.":[134],"Accordingly,":[135],"group":[137],"pixels":[139],"(an":[140],"image":[141],"object)":[142],"represents":[143],"reality":[145],"land":[148],"scale.":[153],"Three":[154],"approaches,":[155,169],"pixel-based":[157],"object-based":[160,168],"combination":[164],"pixel-":[166],"were":[170],"estimate":[173],"results":[177],"show":[178],"that":[179],"combined":[181],"outperforms":[183],"other":[185],"approaches":[186],"terms":[188,201],"estimation":[190],"accuracy":[191],"(4.94%":[192],"0.89":[194],"compared":[195],"6.41%":[197],"0.62":[199],"root":[203],"mean":[204],"square":[205],"error":[206],"(RMSE)":[207],"R2),":[209],"flexibility":[210],"retrieving":[212],"moisture,":[217],"better":[219],"quality":[220],"visual":[222],"representation":[223],"SMC":[226],"map.":[227]},"counts_by_year":[{"year":2026,"cited_by_count":1},{"year":2025,"cited_by_count":13},{"year":2024,"cited_by_count":7},{"year":2023,"cited_by_count":17},{"year":2022,"cited_by_count":26},{"year":2021,"cited_by_count":17},{"year":2020,"cited_by_count":16},{"year":2019,"cited_by_count":9}],"updated_date":"2026-03-12T08:34:05.389933","created_date":"2025-10-10T00:00:00"}