{"id":"https://openalex.org/W4384825106","doi":"https://doi.org/10.3390/rs15143595","title":"Estimation of Winter Wheat SPAD Values Based on UAV Multispectral Remote Sensing","display_name":"Estimation of Winter Wheat SPAD Values Based on UAV Multispectral Remote Sensing","publication_year":2023,"publication_date":"2023-07-18","ids":{"openalex":"https://openalex.org/W4384825106","doi":"https://doi.org/10.3390/rs15143595"},"language":"en","primary_location":{"id":"doi:10.3390/rs15143595","is_oa":true,"landing_page_url":"https://doi.org/10.3390/rs15143595","pdf_url":"https://www.mdpi.com/2072-4292/15/14/3595/pdf?version=1689842078","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/2072-4292/15/14/3595/pdf?version=1689842078","any_repository_has_fulltext":true},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5101474737","display_name":"Yin Quan","orcid":"https://orcid.org/0009-0008-1112-6676"},"institutions":[{"id":"https://openalex.org/I78978612","display_name":"Yangzhou University","ror":"https://ror.org/03tqb8s11","country_code":"CN","type":"education","lineage":["https://openalex.org/I78978612"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Quan Yin","raw_affiliation_strings":["Jiangsu Co-Innovation Center for Modern Production Technology of Grain Crops, Yangzhou University, Yangzhou 225009, China","Jiangsu Key Laboratory of Crop Genetics and Physiology/Jiangsu Key Laboratory of Crop Cultivation and Physiology, Agricultural College of Yangzhou University, Yangzhou 225009, China"],"affiliations":[{"raw_affiliation_string":"Jiangsu Co-Innovation Center for Modern Production Technology of Grain Crops, Yangzhou University, Yangzhou 225009, China","institution_ids":["https://openalex.org/I78978612"]},{"raw_affiliation_string":"Jiangsu Key Laboratory of Crop Genetics and Physiology/Jiangsu Key Laboratory of Crop Cultivation and Physiology, Agricultural College of Yangzhou University, Yangzhou 225009, China","institution_ids":["https://openalex.org/I78978612"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5101931258","display_name":"Yuting Zhang","orcid":"https://orcid.org/0009-0006-0025-9479"},"institutions":[{"id":"https://openalex.org/I78978612","display_name":"Yangzhou University","ror":"https://ror.org/03tqb8s11","country_code":"CN","type":"education","lineage":["https://openalex.org/I78978612"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Yuting Zhang","raw_affiliation_strings":["Jiangsu Co-Innovation Center for Modern Production Technology of Grain Crops, Yangzhou University, Yangzhou 225009, China","Jiangsu Key Laboratory of Crop Genetics and Physiology/Jiangsu Key Laboratory of Crop Cultivation and Physiology, Agricultural College of Yangzhou University, Yangzhou 225009, China"],"affiliations":[{"raw_affiliation_string":"Jiangsu Co-Innovation Center for Modern Production Technology of Grain Crops, Yangzhou University, Yangzhou 225009, China","institution_ids":["https://openalex.org/I78978612"]},{"raw_affiliation_string":"Jiangsu Key Laboratory of Crop Genetics and Physiology/Jiangsu Key Laboratory of Crop Cultivation and Physiology, Agricultural College of Yangzhou University, Yangzhou 225009, China","institution_ids":["https://openalex.org/I78978612"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5073821506","display_name":"Weilong Li","orcid":"https://orcid.org/0000-0002-0761-3630"},"institutions":[{"id":"https://openalex.org/I78978612","display_name":"Yangzhou University","ror":"https://ror.org/03tqb8s11","country_code":"CN","type":"education","lineage":["https://openalex.org/I78978612"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Weilong Li","raw_affiliation_strings":["Jiangsu Co-Innovation Center for Modern Production Technology of Grain Crops, Yangzhou University, Yangzhou 225009, China","Jiangsu Key Laboratory of Crop Genetics and Physiology/Jiangsu Key Laboratory of Crop Cultivation and Physiology, Agricultural College of Yangzhou University, Yangzhou 225009, China"],"affiliations":[{"raw_affiliation_string":"Jiangsu Co-Innovation Center for Modern Production Technology of Grain Crops, Yangzhou University, Yangzhou 225009, China","institution_ids":["https://openalex.org/I78978612"]},{"raw_affiliation_string":"Jiangsu Key Laboratory of Crop Genetics and Physiology/Jiangsu Key Laboratory of Crop Cultivation and Physiology, Agricultural College of Yangzhou University, Yangzhou 225009, China","institution_ids":["https://openalex.org/I78978612"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5100410415","display_name":"Jianjun Wang","orcid":"https://orcid.org/0000-0001-8322-1316"},"institutions":[{"id":"https://openalex.org/I78978612","display_name":"Yangzhou University","ror":"https://ror.org/03tqb8s11","country_code":"CN","type":"education","lineage":["https://openalex.org/I78978612"]}],"countries":["CN"],"is_corresponding":true,"raw_author_name":"Jianjun Wang","raw_affiliation_strings":["Jiangsu Co-Innovation Center for Modern Production Technology of Grain Crops, Yangzhou University, Yangzhou 225009, China","Jiangsu Key Laboratory of Crop Genetics and Physiology/Jiangsu Key Laboratory of Crop Cultivation and Physiology, Agricultural College of Yangzhou University, Yangzhou 225009, China"],"affiliations":[{"raw_affiliation_string":"Jiangsu Co-Innovation Center for Modern Production Technology of Grain Crops, Yangzhou University, Yangzhou 225009, China","institution_ids":["https://openalex.org/I78978612"]},{"raw_affiliation_string":"Jiangsu Key Laboratory of Crop Genetics and Physiology/Jiangsu Key Laboratory of Crop Cultivation and Physiology, Agricultural College of Yangzhou University, Yangzhou 225009, China","institution_ids":["https://openalex.org/I78978612"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5112108564","display_name":"Weiling Wang","orcid":"https://orcid.org/0000-0003-2095-4744"},"institutions":[{"id":"https://openalex.org/I78978612","display_name":"Yangzhou University","ror":"https://ror.org/03tqb8s11","country_code":"CN","type":"education","lineage":["https://openalex.org/I78978612"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Weiling Wang","raw_affiliation_strings":["Jiangsu Co-Innovation Center for Modern Production Technology of Grain Crops, Yangzhou University, Yangzhou 225009, China","Jiangsu Key Laboratory of Crop Genetics and Physiology/Jiangsu Key Laboratory of Crop Cultivation and Physiology, Agricultural College of Yangzhou University, Yangzhou 225009, China"],"affiliations":[{"raw_affiliation_string":"Jiangsu Co-Innovation Center for Modern Production Technology of Grain Crops, Yangzhou University, Yangzhou 225009, China","institution_ids":["https://openalex.org/I78978612"]},{"raw_affiliation_string":"Jiangsu Key Laboratory of Crop Genetics and Physiology/Jiangsu Key Laboratory of Crop Cultivation and Physiology, Agricultural College of Yangzhou University, Yangzhou 225009, China","institution_ids":["https://openalex.org/I78978612"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5027498109","display_name":"Irshad Ahmad","orcid":"https://orcid.org/0000-0002-8756-8605"},"institutions":[{"id":"https://openalex.org/I78978612","display_name":"Yangzhou University","ror":"https://ror.org/03tqb8s11","country_code":"CN","type":"education","lineage":["https://openalex.org/I78978612"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Irshad Ahmad","raw_affiliation_strings":["Jiangsu Co-Innovation Center for Modern Production Technology of Grain Crops, Yangzhou University, Yangzhou 225009, China","Jiangsu Key Laboratory of Crop Genetics and Physiology/Jiangsu Key Laboratory of Crop Cultivation and Physiology, Agricultural College of Yangzhou University, Yangzhou 225009, China"],"affiliations":[{"raw_affiliation_string":"Jiangsu Co-Innovation Center for Modern Production Technology of Grain Crops, Yangzhou University, Yangzhou 225009, China","institution_ids":["https://openalex.org/I78978612"]},{"raw_affiliation_string":"Jiangsu Key Laboratory of Crop Genetics and Physiology/Jiangsu Key Laboratory of Crop Cultivation and Physiology, Agricultural College of Yangzhou University, Yangzhou 225009, China","institution_ids":["https://openalex.org/I78978612"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5057587458","display_name":"Guisheng Zhou","orcid":"https://orcid.org/0000-0002-6474-1989"},"institutions":[{"id":"https://openalex.org/I78978612","display_name":"Yangzhou University","ror":"https://ror.org/03tqb8s11","country_code":"CN","type":"education","lineage":["https://openalex.org/I78978612"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Guisheng Zhou","raw_affiliation_strings":["Joint International Research Laboratory of Agriculture and Agricultural Product Safety, Yangzhou University, Yangzhou 225009, China"],"affiliations":[{"raw_affiliation_string":"Joint International Research Laboratory of Agriculture and Agricultural Product Safety, Yangzhou University, Yangzhou 225009, China","institution_ids":["https://openalex.org/I78978612"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5015328366","display_name":"Zhongyang Huo","orcid":null},"institutions":[{"id":"https://openalex.org/I78978612","display_name":"Yangzhou University","ror":"https://ror.org/03tqb8s11","country_code":"CN","type":"education","lineage":["https://openalex.org/I78978612"]}],"countries":["CN"],"is_corresponding":true,"raw_author_name":"Zhongyang Huo","raw_affiliation_strings":["Jiangsu Co-Innovation Center for Modern Production Technology of Grain Crops, Yangzhou University, Yangzhou 225009, China","Jiangsu Key Laboratory of Crop Genetics and Physiology/Jiangsu Key Laboratory of Crop Cultivation and Physiology, Agricultural College of Yangzhou University, Yangzhou 225009, China"],"affiliations":[{"raw_affiliation_string":"Jiangsu Co-Innovation Center for Modern Production Technology of Grain Crops, Yangzhou University, Yangzhou 225009, China","institution_ids":["https://openalex.org/I78978612"]},{"raw_affiliation_string":"Jiangsu Key Laboratory of Crop Genetics and Physiology/Jiangsu Key Laboratory of Crop Cultivation and Physiology, Agricultural College of Yangzhou University, Yangzhou 225009, China","institution_ids":["https://openalex.org/I78978612"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":8,"corresponding_author_ids":["https://openalex.org/A5015328366","https://openalex.org/A5100410415"],"corresponding_institution_ids":["https://openalex.org/I78978612"],"apc_list":{"value":2500,"currency":"CHF","value_usd":2707},"apc_paid":{"value":2500,"currency":"CHF","value_usd":2707},"fwci":6.034,"has_fulltext":true,"cited_by_count":50,"citation_normalized_percentile":{"value":0.9732427,"is_in_top_1_percent":false,"is_in_top_10_percent":true},"cited_by_percentile_year":{"min":96,"max":100},"biblio":{"volume":"15","issue":"14","first_page":"3595","last_page":"3595"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11164","display_name":"Remote Sensing and LiDAR Applications","score":0.9998999834060669,"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/T11164","display_name":"Remote Sensing and LiDAR Applications","score":0.9998999834060669,"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/T10111","display_name":"Remote Sensing in Agriculture","score":0.9998000264167786,"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"}},{"id":"https://openalex.org/T10770","display_name":"Soil Geostatistics and Mapping","score":0.9879000186920166,"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"}}],"keywords":[{"id":"https://openalex.org/keywords/multispectral-image","display_name":"Multispectral image","score":0.8040919899940491},{"id":"https://openalex.org/keywords/feature-selection","display_name":"Feature selection","score":0.7047549486160278},{"id":"https://openalex.org/keywords/remote-sensing","display_name":"Remote sensing","score":0.6264687776565552},{"id":"https://openalex.org/keywords/mean-squared-error","display_name":"Mean squared error","score":0.5755488872528076},{"id":"https://openalex.org/keywords/altitude","display_name":"Altitude (triangle)","score":0.539116382598877},{"id":"https://openalex.org/keywords/environmental-science","display_name":"Environmental science","score":0.4980015754699707},{"id":"https://openalex.org/keywords/pearson-product-moment-correlation-coefficient","display_name":"Pearson product-moment correlation coefficient","score":0.4553152024745941},{"id":"https://openalex.org/keywords/backpropagation","display_name":"Backpropagation","score":0.41817915439605713},{"id":"https://openalex.org/keywords/correlation-coefficient","display_name":"Correlation coefficient","score":0.4153311550617218},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.4015718400478363},{"id":"https://openalex.org/keywords/artificial-neural-network","display_name":"Artificial neural network","score":0.3869638741016388},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.36275094747543335},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.33352571725845337},{"id":"https://openalex.org/keywords/statistics","display_name":"Statistics","score":0.21448633074760437},{"id":"https://openalex.org/keywords/geography","display_name":"Geography","score":0.19490689039230347}],"concepts":[{"id":"https://openalex.org/C173163844","wikidata":"https://www.wikidata.org/wiki/Q1761440","display_name":"Multispectral image","level":2,"score":0.8040919899940491},{"id":"https://openalex.org/C148483581","wikidata":"https://www.wikidata.org/wiki/Q446488","display_name":"Feature selection","level":2,"score":0.7047549486160278},{"id":"https://openalex.org/C62649853","wikidata":"https://www.wikidata.org/wiki/Q199687","display_name":"Remote sensing","level":1,"score":0.6264687776565552},{"id":"https://openalex.org/C139945424","wikidata":"https://www.wikidata.org/wiki/Q1940696","display_name":"Mean squared error","level":2,"score":0.5755488872528076},{"id":"https://openalex.org/C6350597","wikidata":"https://www.wikidata.org/wiki/Q339495","display_name":"Altitude (triangle)","level":2,"score":0.539116382598877},{"id":"https://openalex.org/C39432304","wikidata":"https://www.wikidata.org/wiki/Q188847","display_name":"Environmental science","level":0,"score":0.4980015754699707},{"id":"https://openalex.org/C55078378","wikidata":"https://www.wikidata.org/wiki/Q1136628","display_name":"Pearson product-moment correlation coefficient","level":2,"score":0.4553152024745941},{"id":"https://openalex.org/C155032097","wikidata":"https://www.wikidata.org/wiki/Q798503","display_name":"Backpropagation","level":3,"score":0.41817915439605713},{"id":"https://openalex.org/C2780092901","wikidata":"https://www.wikidata.org/wiki/Q3433612","display_name":"Correlation coefficient","level":2,"score":0.4153311550617218},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.4015718400478363},{"id":"https://openalex.org/C50644808","wikidata":"https://www.wikidata.org/wiki/Q192776","display_name":"Artificial neural network","level":2,"score":0.3869638741016388},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.36275094747543335},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.33352571725845337},{"id":"https://openalex.org/C105795698","wikidata":"https://www.wikidata.org/wiki/Q12483","display_name":"Statistics","level":1,"score":0.21448633074760437},{"id":"https://openalex.org/C205649164","wikidata":"https://www.wikidata.org/wiki/Q1071","display_name":"Geography","level":0,"score":0.19490689039230347},{"id":"https://openalex.org/C2524010","wikidata":"https://www.wikidata.org/wiki/Q8087","display_name":"Geometry","level":1,"score":0.0}],"mesh":[],"locations_count":3,"locations":[{"id":"doi:10.3390/rs15143595","is_oa":true,"landing_page_url":"https://doi.org/10.3390/rs15143595","pdf_url":"https://www.mdpi.com/2072-4292/15/14/3595/pdf?version=1689842078","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:9110a0aec536434bb35b7106add789c7","is_oa":true,"landing_page_url":"https://doaj.org/article/9110a0aec536434bb35b7106add789c7","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 15, Iss 14, p 3595 (2023)","raw_type":"article"},{"id":"pmh:oai:mdpi.com:/2072-4292/15/14/3595/","is_oa":true,"landing_page_url":"https://dx.doi.org/10.3390/rs15143595","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 15; Issue 14; Pages: 3595","raw_type":"Text"}],"best_oa_location":{"id":"doi:10.3390/rs15143595","is_oa":true,"landing_page_url":"https://doi.org/10.3390/rs15143595","pdf_url":"https://www.mdpi.com/2072-4292/15/14/3595/pdf?version=1689842078","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":"Life in Land","score":0.6800000071525574,"id":"https://metadata.un.org/sdg/15"}],"awards":[{"id":"https://openalex.org/G1007721318","display_name":null,"funder_award_id":"China","funder_id":"https://openalex.org/F4320327518","funder_display_name":"Priority Academic Program Development of Jiangsu Higher Education Institutions"},{"id":"https://openalex.org/G3193977182","display_name":null,"funder_award_id":"CX(22)1001","funder_id":"https://openalex.org/F4320309870","funder_display_name":"Jiangsu Agricultural Science and Technology Innovation Fund"},{"id":"https://openalex.org/G7342455266","display_name":null,"funder_award_id":"(PAPD)","funder_id":"https://openalex.org/F4320327518","funder_display_name":"Priority Academic Program Development of Jiangsu Higher Education Institutions"}],"funders":[{"id":"https://openalex.org/F4320309870","display_name":"Jiangsu Agricultural Science and Technology Innovation Fund","ror":"https://ror.org/0335n2618"},{"id":"https://openalex.org/F4320321605","display_name":"Government of Jiangsu Province","ror":"https://ror.org/004svx814"},{"id":"https://openalex.org/F4320324130","display_name":"Yangzhou University","ror":"https://ror.org/03tqb8s11"},{"id":"https://openalex.org/F4320327518","display_name":"Priority Academic Program Development of Jiangsu Higher Education Institutions","ror":null}],"has_content":{"grobid_xml":false,"pdf":true},"content_urls":{"pdf":"https://content.openalex.org/works/W4384825106.pdf"},"referenced_works_count":72,"referenced_works":["https://openalex.org/W1901176938","https://openalex.org/W1964217023","https://openalex.org/W1978617972","https://openalex.org/W2000102737","https://openalex.org/W2000613913","https://openalex.org/W2005270253","https://openalex.org/W2012686349","https://openalex.org/W2013701767","https://openalex.org/W2017717118","https://openalex.org/W2041859801","https://openalex.org/W2046113982","https://openalex.org/W2052700773","https://openalex.org/W2072324275","https://openalex.org/W2081887174","https://openalex.org/W2093344111","https://openalex.org/W2093539712","https://openalex.org/W2098687606","https://openalex.org/W2109006150","https://openalex.org/W2111947859","https://openalex.org/W2113410727","https://openalex.org/W2115436074","https://openalex.org/W2118476033","https://openalex.org/W2121025745","https://openalex.org/W2122825543","https://openalex.org/W2145669224","https://openalex.org/W2155906534","https://openalex.org/W2159961845","https://openalex.org/W2161815745","https://openalex.org/W2164777277","https://openalex.org/W2167556755","https://openalex.org/W2260771218","https://openalex.org/W2295598076","https://openalex.org/W2308983515","https://openalex.org/W2389054795","https://openalex.org/W2621112468","https://openalex.org/W2622693986","https://openalex.org/W2626613115","https://openalex.org/W2765275914","https://openalex.org/W2767273025","https://openalex.org/W2795121812","https://openalex.org/W2859848446","https://openalex.org/W2896242594","https://openalex.org/W2911964244","https://openalex.org/W2921277556","https://openalex.org/W2923833971","https://openalex.org/W2943184968","https://openalex.org/W2947446681","https://openalex.org/W2983827128","https://openalex.org/W2988471827","https://openalex.org/W3000369451","https://openalex.org/W3031909544","https://openalex.org/W3032540239","https://openalex.org/W3084417673","https://openalex.org/W3136885625","https://openalex.org/W3161707162","https://openalex.org/W3189992775","https://openalex.org/W4200043106","https://openalex.org/W4200264412","https://openalex.org/W4221038349","https://openalex.org/W4281676867","https://openalex.org/W4281839582","https://openalex.org/W4295026882","https://openalex.org/W4315567946","https://openalex.org/W4317207962","https://openalex.org/W4320919576","https://openalex.org/W4324056681","https://openalex.org/W4361030088","https://openalex.org/W4382238964","https://openalex.org/W6684206475","https://openalex.org/W6692628530","https://openalex.org/W6769353775","https://openalex.org/W6769980593"],"related_works":["https://openalex.org/W2950005168","https://openalex.org/W4372233765","https://openalex.org/W3151239781","https://openalex.org/W3175626380","https://openalex.org/W2474967816","https://openalex.org/W3157222134","https://openalex.org/W2767026677","https://openalex.org/W2883275326","https://openalex.org/W1124582155","https://openalex.org/W4360618579"],"abstract_inverted_index":{"Unmanned":[0],"aerial":[1],"vehicle":[2],"(UAV)":[3],"multispectral":[4],"imagery":[5],"has":[6,25],"been":[7],"applied":[8],"in":[9],"the":[10,29,40,65,68,99,196,213,231,238,242,277,306,309],"remote":[11],"sensing":[12],"of":[13,31,42,67,72,209,234,245,252,262,269,280,308,319],"wheat":[14,74,96,293,303,321],"SPAD":[15,43,69,142,201,257,294],"(Soil":[16],"and":[17,35,53,59,86,101,113,118,133,241,284,312,316],"Plant":[18],"Analyzer":[19],"Development)":[20],"values.":[21,295],"However,":[22],"existing":[23],"research":[24,310],"yet":[26],"to":[27,48,63,140],"consider":[28],"influence":[30],"different":[32,73],"growth":[33,77,148,154],"stages":[34,149],"UAV":[36,50],"flight":[37,51,83,207,232,243],"altitudes":[38,84],"on":[39],"accuracy":[41,66],"estimation.":[44],"This":[45,79,272],"study":[46,80,273,299],"aims":[47],"optimize":[49],"strategies":[52],"incorporate":[54],"multiple":[55,301],"feature":[56,105,110,115,281],"selection":[57,106,116,282],"techniques":[58],"machine":[60,120,285],"learning":[61,121,286],"algorithms":[62,287],"enhance":[64],"value":[70,143,258],"estimation":[71,144,239,259],"varieties":[75,97],"across":[76,153],"stages.":[78,103,155],"sets":[81],"two":[82],"(20":[85],"40":[87,210,246],"m).":[88],"Multispectral":[89],"images":[90],"were":[91,138,203],"collected":[92],"for":[93,146,200],"four":[94,119],"winter":[95,292,302,320],"during":[98],"green-up":[100],"jointing":[102,178],"Three":[104],"methods":[107,283],"(Pearson,":[108],"recursive":[109],"elimination":[111],"(RFE),":[112],"correlation-based":[114],"(CFS))":[117],"regression":[122],"models":[123,145],"(elastic":[124],"net,":[125],"random":[126],"forest":[127],"(RF),":[128],"backpropagation":[129],"neural":[130],"network":[131],"(BPNN),":[132],"extreme":[134],"gradient":[135],"boosting":[136],"(XGBoost))":[137],"combined":[139],"construct":[141],"individual":[147],"as":[150,152],"well":[151],"The":[156],"CFS-RF":[157],"(40":[158],"m)":[159],"model":[160,215],"achieved":[161,204],"satisfactory":[162],"results":[163,199,311],"(green-up":[164],"stage:":[165,179],"R2":[166,180],"=":[167,170,173,176,181,184,187,190,217,220,223,226],"0.7270,":[168],"RPD":[169,183,219],"2.0672,":[171],"RMSE":[172,186,222],"1.1835,":[174],"RRMSE":[175,189,225],"0.0259;":[177],"0.8092,":[182],"2.3698,":[185],"2.3650,":[188],"0.0487).":[191],"For":[192],"cross-growth":[193],"stage":[194],"modeling,":[195],"optimal":[197,278],"prediction":[198],"values":[202],"at":[205],"a":[206,249,266],"altitude":[208,233,244],"m":[211,247,264],"using":[212],"Pearson-XGBoost":[214],"(R2":[216],"0.8069,":[218],"2.3135,":[221],"2.0911,":[224],"0.0442).":[227],"These":[228],"demonstrate":[229],"that":[230,261,276],"UAVs":[235],"significantly":[236],"impacts":[237],"accuracy,":[240],"(with":[248,265],"spatial":[250,267],"resolution":[251,268],"2.12":[253],"cm)":[254],"achieves":[255],"better":[256],"than":[260],"20":[263],"1.06":[270],"cm).":[271],"also":[274],"showed":[275],"combination":[279],"can":[288],"more":[289],"accurately":[290],"estimate":[291],"In":[296],"addition,":[297],"this":[298],"includes":[300],"varieties,":[304],"enhancing":[305],"generalizability":[307],"facilitating":[313],"future":[314],"real-time":[315],"rapid":[317],"monitoring":[318],"growth.":[322]},"counts_by_year":[{"year":2026,"cited_by_count":8},{"year":2025,"cited_by_count":18},{"year":2024,"cited_by_count":21},{"year":2023,"cited_by_count":3}],"updated_date":"2026-04-16T08:26:57.006410","created_date":"2025-10-10T00:00:00"}