{"id":"https://openalex.org/W3165893567","doi":"https://doi.org/10.3390/s21113927","title":"Application of Low-Cost MEMS Spectrometers for Forest Topsoil Properties Prediction","display_name":"Application of Low-Cost MEMS Spectrometers for Forest Topsoil Properties Prediction","publication_year":2021,"publication_date":"2021-06-07","ids":{"openalex":"https://openalex.org/W3165893567","doi":"https://doi.org/10.3390/s21113927","mag":"3165893567","pmid":"https://pubmed.ncbi.nlm.nih.gov/34200346"},"language":"en","primary_location":{"id":"doi:10.3390/s21113927","is_oa":true,"landing_page_url":"https://doi.org/10.3390/s21113927","pdf_url":"https://www.mdpi.com/1424-8220/21/11/3927/pdf?version=1623068774","source":{"id":"https://openalex.org/S101949793","display_name":"Sensors","issn_l":"1424-8220","issn":["1424-8220"],"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":"Sensors","raw_type":"journal-article"},"type":"article","indexed_in":["crossref","doaj","pubmed"],"open_access":{"is_oa":true,"oa_status":"gold","oa_url":"https://www.mdpi.com/1424-8220/21/11/3927/pdf?version=1623068774","any_repository_has_fulltext":true},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5029652067","display_name":"Felix Thomas","orcid":"https://orcid.org/0000-0002-6564-0127"},"institutions":[{"id":"https://openalex.org/I137479271","display_name":"Helmholtz Centre for Environmental Research","ror":"https://ror.org/000h6jb29","country_code":"DE","type":"facility","lineage":["https://openalex.org/I1305996414","https://openalex.org/I137479271"]}],"countries":["DE"],"is_corresponding":true,"raw_author_name":"Felix Thomas","raw_affiliation_strings":["Helmholtz Centre for Environmental Research\u2014UFZ, Department Monitoring & Exploration Technologies, Permoser Stra\u00dfe 15, 04318 Leipzig, Germany"],"raw_orcid":"https://orcid.org/0000-0002-6564-0127","affiliations":[{"raw_affiliation_string":"Helmholtz Centre for Environmental Research\u2014UFZ, Department Monitoring & Exploration Technologies, Permoser Stra\u00dfe 15, 04318 Leipzig, Germany","institution_ids":["https://openalex.org/I137479271"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5001954671","display_name":"Rainer Petzold","orcid":"https://orcid.org/0000-0002-3499-9524"},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Rainer Petzold","raw_affiliation_strings":["Public Enterprise Sachsenforst, Unit Site Survey, Soil Monitoring and Laboratory, Bonnewitzer Stra\u00dfe 34, 01796 Pirna, Germany"],"raw_orcid":"https://orcid.org/0000-0002-3499-9524","affiliations":[{"raw_affiliation_string":"Public Enterprise Sachsenforst, Unit Site Survey, Soil Monitoring and Laboratory, Bonnewitzer Stra\u00dfe 34, 01796 Pirna, Germany","institution_ids":[]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5059632148","display_name":"Carina Becker","orcid":"https://orcid.org/0000-0001-7595-2012"},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Carina Becker","raw_affiliation_strings":["Public Enterprise Sachsenforst, Unit Site Survey, Soil Monitoring and Laboratory, Bonnewitzer Stra\u00dfe 34, 01796 Pirna, Germany"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Public Enterprise Sachsenforst, Unit Site Survey, Soil Monitoring and Laboratory, Bonnewitzer Stra\u00dfe 34, 01796 Pirna, Germany","institution_ids":[]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5064639304","display_name":"Ulrike Werban","orcid":"https://orcid.org/0000-0003-4700-5258"},"institutions":[{"id":"https://openalex.org/I137479271","display_name":"Helmholtz Centre for Environmental Research","ror":"https://ror.org/000h6jb29","country_code":"DE","type":"facility","lineage":["https://openalex.org/I1305996414","https://openalex.org/I137479271"]}],"countries":["DE"],"is_corresponding":false,"raw_author_name":"Ulrike Werban","raw_affiliation_strings":["Helmholtz Centre for Environmental Research\u2014UFZ, Department Monitoring & Exploration Technologies, Permoser Stra\u00dfe 15, 04318 Leipzig, Germany"],"raw_orcid":"https://orcid.org/0000-0003-4700-5258","affiliations":[{"raw_affiliation_string":"Helmholtz Centre for Environmental Research\u2014UFZ, Department Monitoring & Exploration Technologies, Permoser Stra\u00dfe 15, 04318 Leipzig, Germany","institution_ids":["https://openalex.org/I137479271"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":1,"corresponding_author_ids":["https://openalex.org/A5029652067"],"corresponding_institution_ids":["https://openalex.org/I137479271"],"apc_list":{"value":2400,"currency":"CHF","value_usd":2598},"apc_paid":{"value":2400,"currency":"CHF","value_usd":2598},"fwci":1.3375,"has_fulltext":true,"cited_by_count":24,"citation_normalized_percentile":{"value":0.77338026,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":97,"max":99},"biblio":{"volume":"21","issue":"11","first_page":"3927","last_page":"3927"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10770","display_name":"Soil Geostatistics and Mapping","score":0.9997000098228455,"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":0.9997000098228455,"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/T11164","display_name":"Remote Sensing and LiDAR Applications","score":0.996399998664856,"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/T10004","display_name":"Soil Carbon and Nitrogen Dynamics","score":0.9962999820709229,"subfield":{"id":"https://openalex.org/subfields/1111","display_name":"Soil Science"},"field":{"id":"https://openalex.org/fields/11","display_name":"Agricultural and Biological Sciences"},"domain":{"id":"https://openalex.org/domains/1","display_name":"Life Sciences"}}],"keywords":[{"id":"https://openalex.org/keywords/topsoil","display_name":"Topsoil","score":0.8040405511856079},{"id":"https://openalex.org/keywords/calibration","display_name":"Calibration","score":0.6298084259033203},{"id":"https://openalex.org/keywords/environmental-science","display_name":"Environmental science","score":0.6078025102615356},{"id":"https://openalex.org/keywords/spectrometer","display_name":"Spectrometer","score":0.5452840328216553},{"id":"https://openalex.org/keywords/water-content","display_name":"Water content","score":0.5348255634307861},{"id":"https://openalex.org/keywords/microelectromechanical-systems","display_name":"Microelectromechanical systems","score":0.5075184106826782},{"id":"https://openalex.org/keywords/range","display_name":"Range (aeronautics)","score":0.50303715467453},{"id":"https://openalex.org/keywords/remote-sensing","display_name":"Remote sensing","score":0.4980332851409912},{"id":"https://openalex.org/keywords/soil-science","display_name":"Soil science","score":0.4135090708732605},{"id":"https://openalex.org/keywords/materials-science","display_name":"Materials science","score":0.27644670009613037},{"id":"https://openalex.org/keywords/soil-water","display_name":"Soil water","score":0.2601429224014282},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.1986653208732605},{"id":"https://openalex.org/keywords/statistics","display_name":"Statistics","score":0.16243544220924377},{"id":"https://openalex.org/keywords/geology","display_name":"Geology","score":0.15115317702293396},{"id":"https://openalex.org/keywords/optics","display_name":"Optics","score":0.10568693280220032},{"id":"https://openalex.org/keywords/composite-material","display_name":"Composite material","score":0.09854653477668762},{"id":"https://openalex.org/keywords/physics","display_name":"Physics","score":0.08375179767608643},{"id":"https://openalex.org/keywords/geotechnical-engineering","display_name":"Geotechnical engineering","score":0.08169502019882202}],"concepts":[{"id":"https://openalex.org/C20529654","wikidata":"https://www.wikidata.org/wiki/Q1247456","display_name":"Topsoil","level":3,"score":0.8040405511856079},{"id":"https://openalex.org/C165838908","wikidata":"https://www.wikidata.org/wiki/Q736777","display_name":"Calibration","level":2,"score":0.6298084259033203},{"id":"https://openalex.org/C39432304","wikidata":"https://www.wikidata.org/wiki/Q188847","display_name":"Environmental science","level":0,"score":0.6078025102615356},{"id":"https://openalex.org/C33390570","wikidata":"https://www.wikidata.org/wiki/Q188463","display_name":"Spectrometer","level":2,"score":0.5452840328216553},{"id":"https://openalex.org/C24939127","wikidata":"https://www.wikidata.org/wiki/Q373499","display_name":"Water content","level":2,"score":0.5348255634307861},{"id":"https://openalex.org/C37977207","wikidata":"https://www.wikidata.org/wiki/Q175561","display_name":"Microelectromechanical systems","level":2,"score":0.5075184106826782},{"id":"https://openalex.org/C204323151","wikidata":"https://www.wikidata.org/wiki/Q905424","display_name":"Range (aeronautics)","level":2,"score":0.50303715467453},{"id":"https://openalex.org/C62649853","wikidata":"https://www.wikidata.org/wiki/Q199687","display_name":"Remote sensing","level":1,"score":0.4980332851409912},{"id":"https://openalex.org/C159390177","wikidata":"https://www.wikidata.org/wiki/Q9161265","display_name":"Soil science","level":1,"score":0.4135090708732605},{"id":"https://openalex.org/C192562407","wikidata":"https://www.wikidata.org/wiki/Q228736","display_name":"Materials science","level":0,"score":0.27644670009613037},{"id":"https://openalex.org/C159750122","wikidata":"https://www.wikidata.org/wiki/Q96621023","display_name":"Soil water","level":2,"score":0.2601429224014282},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.1986653208732605},{"id":"https://openalex.org/C105795698","wikidata":"https://www.wikidata.org/wiki/Q12483","display_name":"Statistics","level":1,"score":0.16243544220924377},{"id":"https://openalex.org/C127313418","wikidata":"https://www.wikidata.org/wiki/Q1069","display_name":"Geology","level":0,"score":0.15115317702293396},{"id":"https://openalex.org/C120665830","wikidata":"https://www.wikidata.org/wiki/Q14620","display_name":"Optics","level":1,"score":0.10568693280220032},{"id":"https://openalex.org/C159985019","wikidata":"https://www.wikidata.org/wiki/Q181790","display_name":"Composite material","level":1,"score":0.09854653477668762},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.08375179767608643},{"id":"https://openalex.org/C187320778","wikidata":"https://www.wikidata.org/wiki/Q1349130","display_name":"Geotechnical engineering","level":1,"score":0.08169502019882202},{"id":"https://openalex.org/C49040817","wikidata":"https://www.wikidata.org/wiki/Q193091","display_name":"Optoelectronics","level":1,"score":0.0}],"mesh":[{"descriptor_ui":"D005858","descriptor_name":"Germany","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D005858","descriptor_name":"Germany","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D005858","descriptor_name":"Germany","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D012987","descriptor_name":"Soil","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D012987","descriptor_name":"Soil","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D012987","descriptor_name":"Soil","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D012989","descriptor_name":"Soil Pollutants","qualifier_ui":"Q000032","qualifier_name":"analysis","is_major_topic":true},{"descriptor_ui":"D012989","descriptor_name":"Soil Pollutants","qualifier_ui":"Q000032","qualifier_name":"analysis","is_major_topic":true},{"descriptor_ui":"D012989","descriptor_name":"Soil Pollutants","qualifier_ui":"Q000032","qualifier_name":"analysis","is_major_topic":true},{"descriptor_ui":"D055617","descriptor_name":"Micro-Electrical-Mechanical Systems","qualifier_ui":null,"qualifier_name":null,"is_major_topic":true},{"descriptor_ui":"D055617","descriptor_name":"Micro-Electrical-Mechanical Systems","qualifier_ui":null,"qualifier_name":null,"is_major_topic":true},{"descriptor_ui":"D055617","descriptor_name":"Micro-Electrical-Mechanical Systems","qualifier_ui":null,"qualifier_name":null,"is_major_topic":true},{"descriptor_ui":"D065928","descriptor_name":"Forests","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D065928","descriptor_name":"Forests","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D065928","descriptor_name":"Forests","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false}],"locations_count":5,"locations":[{"id":"doi:10.3390/s21113927","is_oa":true,"landing_page_url":"https://doi.org/10.3390/s21113927","pdf_url":"https://www.mdpi.com/1424-8220/21/11/3927/pdf?version=1623068774","source":{"id":"https://openalex.org/S101949793","display_name":"Sensors","issn_l":"1424-8220","issn":["1424-8220"],"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":"Sensors","raw_type":"journal-article"},{"id":"pmid:34200346","is_oa":false,"landing_page_url":"https://pubmed.ncbi.nlm.nih.gov/34200346","pdf_url":null,"source":{"id":"https://openalex.org/S4306525036","display_name":"PubMed","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I1299303238","host_organization_name":"National Institutes of Health","host_organization_lineage":["https://openalex.org/I1299303238"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Sensors (Basel, Switzerland)","raw_type":null},{"id":"pmh:oai:doaj.org/article:a1dc1400b77f4580898f10b3d88c8f03","is_oa":true,"landing_page_url":"https://doaj.org/article/a1dc1400b77f4580898f10b3d88c8f03","pdf_url":null,"source":{"id":"https://openalex.org/S4306401280","display_name":"DOAJ (DOAJ: Directory of Open Access Journals)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":null,"host_organization_name":null,"host_organization_lineage":[],"host_organization_lineage_names":[],"type":"repository"},"license":"cc-by-sa","license_id":"https://openalex.org/licenses/cc-by-sa","version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"Sensors, Vol 21, Iss 11, p 3927 (2021)","raw_type":"article"},{"id":"pmh:oai:mdpi.com:/1424-8220/21/11/3927/","is_oa":true,"landing_page_url":"https://dx.doi.org/10.3390/s21113927","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":"Sensors; Volume 21; Issue 11; Pages: 3927","raw_type":"Text"},{"id":"pmh:oai:pubmedcentral.nih.gov:8201007","is_oa":true,"landing_page_url":"https://www.ncbi.nlm.nih.gov/pmc/articles/8201007","pdf_url":null,"source":{"id":"https://openalex.org/S2764455111","display_name":"PubMed Central","issn_l":null,"issn":null,"is_oa":true,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I1299303238","host_organization_name":"National Institutes of Health","host_organization_lineage":["https://openalex.org/I1299303238"],"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":"Sensors (Basel)","raw_type":"Text"}],"best_oa_location":{"id":"doi:10.3390/s21113927","is_oa":true,"landing_page_url":"https://doi.org/10.3390/s21113927","pdf_url":"https://www.mdpi.com/1424-8220/21/11/3927/pdf?version=1623068774","source":{"id":"https://openalex.org/S101949793","display_name":"Sensors","issn_l":"1424-8220","issn":["1424-8220"],"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":"Sensors","raw_type":"journal-article"},"sustainable_development_goals":[{"display_name":"Life in Land","score":0.6899999976158142,"id":"https://metadata.un.org/sdg/15"}],"awards":[{"id":"https://openalex.org/G1364581525","display_name":null,"funder_award_id":"22001316","funder_id":"https://openalex.org/F4320323499","funder_display_name":"Bundesministerium f\u00fcr Ern\u00e4hrung und Landwirtschaft"},{"id":"https://openalex.org/G7325537405","display_name":null,"funder_award_id":"22014417","funder_id":"https://openalex.org/F4320323499","funder_display_name":"Bundesministerium f\u00fcr Ern\u00e4hrung und Landwirtschaft"}],"funders":[{"id":"https://openalex.org/F4320323499","display_name":"Bundesministerium f\u00fcr Ern\u00e4hrung und Landwirtschaft","ror":"https://ror.org/04jw21793"}],"has_content":{"pdf":true,"grobid_xml":true},"content_urls":{"pdf":"https://content.openalex.org/works/W3165893567.pdf","grobid_xml":"https://content.openalex.org/works/W3165893567.grobid-xml"},"referenced_works_count":52,"referenced_works":["https://openalex.org/W3644042","https://openalex.org/W40397213","https://openalex.org/W1592341820","https://openalex.org/W1969670030","https://openalex.org/W1979907439","https://openalex.org/W1980000261","https://openalex.org/W1984117752","https://openalex.org/W1986938560","https://openalex.org/W1987894689","https://openalex.org/W1989739405","https://openalex.org/W1998053851","https://openalex.org/W2005704852","https://openalex.org/W2009304437","https://openalex.org/W2012358846","https://openalex.org/W2013294138","https://openalex.org/W2016090370","https://openalex.org/W2018255156","https://openalex.org/W2025015460","https://openalex.org/W2030625802","https://openalex.org/W2038395127","https://openalex.org/W2051574590","https://openalex.org/W2052903566","https://openalex.org/W2066286996","https://openalex.org/W2070985198","https://openalex.org/W2073858026","https://openalex.org/W2074146906","https://openalex.org/W2077076389","https://openalex.org/W2100749039","https://openalex.org/W2109606373","https://openalex.org/W2134339355","https://openalex.org/W2140131090","https://openalex.org/W2146738048","https://openalex.org/W2256212126","https://openalex.org/W2399675776","https://openalex.org/W2559254854","https://openalex.org/W2592794645","https://openalex.org/W2599372359","https://openalex.org/W2769689104","https://openalex.org/W2801397115","https://openalex.org/W2900538159","https://openalex.org/W2905164717","https://openalex.org/W2962995786","https://openalex.org/W2964048485","https://openalex.org/W2970437465","https://openalex.org/W2972562843","https://openalex.org/W2973236632","https://openalex.org/W3007767487","https://openalex.org/W3015122510","https://openalex.org/W3023449409","https://openalex.org/W3034737156","https://openalex.org/W3045655675","https://openalex.org/W6769764061"],"related_works":["https://openalex.org/W2357133576","https://openalex.org/W2016209990","https://openalex.org/W2272290532","https://openalex.org/W4384523843","https://openalex.org/W2350228812","https://openalex.org/W568858832","https://openalex.org/W2060677783","https://openalex.org/W2380182854","https://openalex.org/W4304814793","https://openalex.org/W2363056621"],"abstract_inverted_index":{"Increasing":[0],"temperatures":[1],"and":[2,11,44,76,88,98,103,119,134,147,166,171,189,203,233,257,287,302,312,324,353,408,444,461],"drought":[3],"occurrences":[4],"recently":[5],"led":[6],"to":[7,66,91,113,194,373,421,451],"soil":[8,26,48,94,442],"moisture":[9],"depletion":[10],"increasing":[12,31],"tree":[13],"mortality.":[14],"In":[15],"the":[16,22,34,80,86,107,162,212,248,321,332,340,344,365,388,411,429,455],"interest":[17],"of":[18,24,30,82,101,138,220,236,390,410],"sustainable":[19],"forest":[20,25,93,237,441],"management,":[21],"monitoring":[23,453],"properties":[27],"will":[28],"be":[29,39,422],"importance":[32],"in":[33,85,161,295,343,361,454,465],"future.":[35],"Vis-NIR":[36],"spectroscopy":[37],"can":[38,394,449],"used":[40,217],"as":[41,70,72,457],"fast,":[42],"non-destructive":[43],"cost-efficient":[45],"method":[46],"for":[47,61,201,207,231,247,264,285,428,440],"parameter":[49],"estimations.":[50],"Microelectromechanical":[51],"system":[52],"devices":[53,228,263,294,393,415],"(MEMS)":[54],"have":[55],"become":[56],"available":[57],"that":[58,226,387,435],"are":[59,229,438],"suitable":[60,230,439],"many":[62],"application":[63],"fields":[64],"due":[65],"their":[67,73,458],"low":[68],"cost":[69],"well":[71],"small":[74,459],"size":[75,460],"weight.":[77],"We":[78,254,368],"investigated":[79],"performance":[81],"MEMS":[83,159,227,262,293,322,358,392,403,436],"spectrometers":[84,359,437],"visual":[87,163,345,352],"NIR":[89,167,354],"range":[90,170,176,346,382,401],"estimate":[92],"samples":[95],"total":[96],"C":[97,232,286,443],"N":[99,234,288,445],"content":[100,289,446],"Ah":[102,128,144,204,249,265,303,313,430],"Oh":[104,131,148,202,296,311],"horizons":[105,266],"at":[106,123,267],"lab.":[108],"The":[109],"results":[110,224,260,284,319,372,385,433],"were":[111,183,199,348],"compared":[112,370],"a":[114,173,186,190,218,379],"full-range":[115],"device":[116,177,342],"using":[117,158,172,261,275,290,320,336],"PLSR":[118],"Cubist":[120,276,325],"regression":[121],"models":[122,246,335,374,397,419],"local":[124,243,268],"(2.3":[125],"ha,":[126],"n:":[127,143],"=":[129,132,145,149],"60,":[130],"50)":[133],"regional":[135,213,240,279,333,426],"scale":[136,269],"(State":[137],"Saxony,":[139],"Germany,":[140],"184,000":[141],"km2,":[142],"186":[146],"176).":[150],"For":[151,331],"each":[152],"sample,":[153],"spectral":[154],"reflectance":[155],"was":[156],"collected":[157],"spectrometer":[160],"(Hamamatsu":[164],"C12880MA)":[165],"(NeoSpetrac":[168],"SWS62231)":[169],"conventional":[174,380],"full":[175,381,400,413],"(Veris":[178],"Spectrophotometer).":[179],"Both":[180],"data":[181,209,291,337,355,377],"sets":[182],"split":[184],"into":[185],"calibration":[187],"(70%)":[188],"validation":[191],"set":[192],"(30%)":[193],"evaluate":[195],"prediction":[196,235,318,366],"power.":[197],"Models":[198],"calibrated":[200],"horizon":[205,250,304],"separately":[206],"both":[208,221,391],"sets.":[210],"Using":[211],"data,":[214,334],"we":[215,281,315],"also":[216],"combination":[219,389],"horizons.":[222],"Our":[223,384,432],"show":[225],"topsoil":[238],"on":[239,376,399],"scale.":[241],"On":[242],"scale,":[244,280],"only":[245,347],"yielded":[251],"sufficient":[252],"results.":[253],"found":[255],"moderate":[256,283],"good":[258,317],"model":[259],"(R2\u2265":[270,297,305,326],"0.71,":[271],"RPIQ":[272,299,307,328],"\u2265":[273,300,329],"2.41)":[274],"regression.":[277],"At":[278],"achieved":[282,316],"from":[292,357,378],"0.57,":[298],"2.42)":[301],"0.54,":[306],"\u22652.15).":[308],"When":[309],"combining":[310],"horizons,":[314],"sensors":[323],"0.85,":[327],"4.69).":[330],"derived":[338,356],"by":[339],"Hamamatsu":[341],"least":[349],"precise.":[350],"Combining":[351],"did":[360],"most":[362],"cases":[363],"improve":[364],"accuracy.":[367],"directly":[369],"our":[371],"based":[375,398],"device.":[383],"showed":[386],"compete":[395],"with":[396],"spectrometers.":[402],"approaches":[404,427],"reached":[405],"between":[406],"68%":[407],"105%":[409],"corresponding":[412],"ranges":[414],"R2":[416],"values.":[417],"Local":[418],"tended":[420],"more":[423],"accurate":[424],"than":[425],"horizon.":[431],"suggest":[434],"estimation.":[447],"They":[448],"contribute":[450],"improved":[452],"future":[456],"weight":[462],"could":[463],"make":[464],"situ":[466],"measurements":[467],"feasible.":[468]},"counts_by_year":[{"year":2026,"cited_by_count":3},{"year":2025,"cited_by_count":6},{"year":2024,"cited_by_count":6},{"year":2023,"cited_by_count":5},{"year":2022,"cited_by_count":4}],"updated_date":"2026-07-13T07:31:44.756512","created_date":"2025-10-10T00:00:00"}
