{"id":"https://openalex.org/W4223412452","doi":"https://doi.org/10.3390/s22072711","title":"Sugarcane Nitrogen Concentration and Irrigation Level Prediction Based on UAV Multispectral Imagery","display_name":"Sugarcane Nitrogen Concentration and Irrigation Level Prediction Based on UAV Multispectral Imagery","publication_year":2022,"publication_date":"2022-04-01","ids":{"openalex":"https://openalex.org/W4223412452","doi":"https://doi.org/10.3390/s22072711","pmid":"https://pubmed.ncbi.nlm.nih.gov/35408324"},"language":"en","primary_location":{"id":"doi:10.3390/s22072711","is_oa":true,"landing_page_url":"https://doi.org/10.3390/s22072711","pdf_url":"https://www.mdpi.com/1424-8220/22/7/2711/pdf?version=1648808643","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/1424-8220/22/7/2711/pdf?version=1648808643","any_repository_has_fulltext":true},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5100413435","display_name":"Xiuhua Li","orcid":"https://orcid.org/0000-0002-3449-4980"},"institutions":[{"id":"https://openalex.org/I150807315","display_name":"Guangxi University","ror":"https://ror.org/02c9qn167","country_code":"CN","type":"education","lineage":["https://openalex.org/I150807315"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Xiuhua Li","raw_affiliation_strings":["Guangxi Key Laboratory of Sugarcane Biology, Guangxi University, Nanning 530004, China","School of Electrical Engineering, Guangxi University, Nanning 530004, China"],"raw_orcid":"https://orcid.org/0000-0002-3449-4980","affiliations":[{"raw_affiliation_string":"Guangxi Key Laboratory of Sugarcane Biology, Guangxi University, Nanning 530004, China","institution_ids":["https://openalex.org/I150807315"]},{"raw_affiliation_string":"School of Electrical Engineering, Guangxi University, Nanning 530004, China","institution_ids":["https://openalex.org/I150807315"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5048826413","display_name":"Yuxuan Ba","orcid":null},"institutions":[{"id":"https://openalex.org/I150807315","display_name":"Guangxi University","ror":"https://ror.org/02c9qn167","country_code":"CN","type":"education","lineage":["https://openalex.org/I150807315"]},{"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":"Yuxuan Ba","raw_affiliation_strings":["Beijing Institute of Remote Sensing Equipment, Beijing 100854, China","School of Electrical Engineering, Guangxi University, Nanning 530004, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Beijing Institute of Remote Sensing Equipment, Beijing 100854, China","institution_ids":["https://openalex.org/I4210166112"]},{"raw_affiliation_string":"School of Electrical Engineering, Guangxi University, Nanning 530004, China","institution_ids":["https://openalex.org/I150807315"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5031659601","display_name":"Muqing Zhang","orcid":"https://orcid.org/0000-0003-3138-3422"},"institutions":[{"id":"https://openalex.org/I150807315","display_name":"Guangxi University","ror":"https://ror.org/02c9qn167","country_code":"CN","type":"education","lineage":["https://openalex.org/I150807315"]},{"id":"https://openalex.org/I33213144","display_name":"University of Florida","ror":"https://ror.org/02y3ad647","country_code":"US","type":"education","lineage":["https://openalex.org/I33213144"]}],"countries":["CN","US"],"is_corresponding":false,"raw_author_name":"Muqing Zhang","raw_affiliation_strings":["Guangxi Key Laboratory of Sugarcane Biology, Guangxi University, Nanning 530004, China","IRREC-IFAS, University of Florida, Fort Pierce, FL 34945, USA"],"raw_orcid":"https://orcid.org/0000-0003-3138-3422","affiliations":[{"raw_affiliation_string":"Guangxi Key Laboratory of Sugarcane Biology, Guangxi University, Nanning 530004, China","institution_ids":["https://openalex.org/I150807315"]},{"raw_affiliation_string":"IRREC-IFAS, University of Florida, Fort Pierce, FL 34945, USA","institution_ids":["https://openalex.org/I33213144"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5030516776","display_name":"Mengling Nong","orcid":null},"institutions":[{"id":"https://openalex.org/I150807315","display_name":"Guangxi University","ror":"https://ror.org/02c9qn167","country_code":"CN","type":"education","lineage":["https://openalex.org/I150807315"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Mengling Nong","raw_affiliation_strings":["School of Agriculture, Guangxi University, Nanning 530004, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"School of Agriculture, Guangxi University, Nanning 530004, China","institution_ids":["https://openalex.org/I150807315"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5070057804","display_name":"Ce Yang","orcid":"https://orcid.org/0000-0002-1079-118X"},"institutions":[{"id":"https://openalex.org/I130238516","display_name":"University of Minnesota","ror":"https://ror.org/017zqws13","country_code":"US","type":"education","lineage":["https://openalex.org/I130238516"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Ce Yang","raw_affiliation_strings":["Department of Bioproducts and Biosystems Engineering, University of Minnesota, Saint Paul, MN 55108, USA"],"raw_orcid":"https://orcid.org/0000-0002-1079-118X","affiliations":[{"raw_affiliation_string":"Department of Bioproducts and Biosystems Engineering, University of Minnesota, Saint Paul, MN 55108, USA","institution_ids":["https://openalex.org/I130238516"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5031214015","display_name":"Shimin Zhang","orcid":"https://orcid.org/0000-0002-3144-1883"},"institutions":[{"id":"https://openalex.org/I150807315","display_name":"Guangxi University","ror":"https://ror.org/02c9qn167","country_code":"CN","type":"education","lineage":["https://openalex.org/I150807315"]}],"countries":["CN"],"is_corresponding":true,"raw_author_name":"Shimin Zhang","raw_affiliation_strings":["Guangxi Key Laboratory of Sugarcane Biology, Guangxi University, Nanning 530004, China","School of Electrical Engineering, Guangxi University, Nanning 530004, China"],"raw_orcid":"https://orcid.org/0000-0002-3144-1883","affiliations":[{"raw_affiliation_string":"Guangxi Key Laboratory of Sugarcane Biology, Guangxi University, Nanning 530004, China","institution_ids":["https://openalex.org/I150807315"]},{"raw_affiliation_string":"School of Electrical Engineering, Guangxi University, Nanning 530004, China","institution_ids":["https://openalex.org/I150807315"]}]}],"institutions":[],"countries_distinct_count":2,"institutions_distinct_count":6,"corresponding_author_ids":["https://openalex.org/A5031214015"],"corresponding_institution_ids":["https://openalex.org/I150807315"],"apc_list":{"value":2400,"currency":"CHF","value_usd":2598},"apc_paid":{"value":2400,"currency":"CHF","value_usd":2598},"fwci":5.2517,"has_fulltext":true,"cited_by_count":34,"citation_normalized_percentile":{"value":0.95830171,"is_in_top_1_percent":false,"is_in_top_10_percent":true},"cited_by_percentile_year":{"min":94,"max":100},"biblio":{"volume":"22","issue":"7","first_page":"2711","last_page":"2711"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10111","display_name":"Remote Sensing in Agriculture","score":0.9994000196456909,"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"}},"topics":[{"id":"https://openalex.org/T10111","display_name":"Remote Sensing in Agriculture","score":0.9994000196456909,"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/T10616","display_name":"Smart Agriculture and AI","score":0.9879000186920166,"subfield":{"id":"https://openalex.org/subfields/1110","display_name":"Plant 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"}},{"id":"https://openalex.org/T10640","display_name":"Spectroscopy and Chemometric Analyses","score":0.9861000180244446,"subfield":{"id":"https://openalex.org/subfields/1602","display_name":"Analytical Chemistry"},"field":{"id":"https://openalex.org/fields/16","display_name":"Chemistry"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}}],"keywords":[{"id":"https://openalex.org/keywords/multispectral-image","display_name":"Multispectral image","score":0.8444849252700806},{"id":"https://openalex.org/keywords/irrigation","display_name":"Irrigation","score":0.5623835325241089},{"id":"https://openalex.org/keywords/remote-sensing","display_name":"Remote sensing","score":0.5455819964408875},{"id":"https://openalex.org/keywords/environmental-science","display_name":"Environmental science","score":0.5366942286491394},{"id":"https://openalex.org/keywords/multispectral-pattern-recognition","display_name":"Multispectral pattern recognition","score":0.4855791926383972},{"id":"https://openalex.org/keywords/support-vector-machine","display_name":"Support vector machine","score":0.47262072563171387},{"id":"https://openalex.org/keywords/canopy","display_name":"Canopy","score":0.4545128345489502},{"id":"https://openalex.org/keywords/normalized-difference-vegetation-index","display_name":"Normalized Difference Vegetation Index","score":0.4481632709503174},{"id":"https://openalex.org/keywords/leaf-area-index","display_name":"Leaf area index","score":0.40084052085876465},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.3944014012813568},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.37067845463752747},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.33442598581314087},{"id":"https://openalex.org/keywords/agronomy","display_name":"Agronomy","score":0.20938801765441895},{"id":"https://openalex.org/keywords/geography","display_name":"Geography","score":0.08079040050506592}],"concepts":[{"id":"https://openalex.org/C173163844","wikidata":"https://www.wikidata.org/wiki/Q1761440","display_name":"Multispectral image","level":2,"score":0.8444849252700806},{"id":"https://openalex.org/C88862950","wikidata":"https://www.wikidata.org/wiki/Q11453","display_name":"Irrigation","level":2,"score":0.5623835325241089},{"id":"https://openalex.org/C62649853","wikidata":"https://www.wikidata.org/wiki/Q199687","display_name":"Remote sensing","level":1,"score":0.5455819964408875},{"id":"https://openalex.org/C39432304","wikidata":"https://www.wikidata.org/wiki/Q188847","display_name":"Environmental science","level":0,"score":0.5366942286491394},{"id":"https://openalex.org/C104541649","wikidata":"https://www.wikidata.org/wiki/Q6935090","display_name":"Multispectral pattern recognition","level":3,"score":0.4855791926383972},{"id":"https://openalex.org/C12267149","wikidata":"https://www.wikidata.org/wiki/Q282453","display_name":"Support vector machine","level":2,"score":0.47262072563171387},{"id":"https://openalex.org/C101000010","wikidata":"https://www.wikidata.org/wiki/Q5033434","display_name":"Canopy","level":2,"score":0.4545128345489502},{"id":"https://openalex.org/C1549246","wikidata":"https://www.wikidata.org/wiki/Q718775","display_name":"Normalized Difference Vegetation Index","level":3,"score":0.4481632709503174},{"id":"https://openalex.org/C25989453","wikidata":"https://www.wikidata.org/wiki/Q446746","display_name":"Leaf area index","level":2,"score":0.40084052085876465},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.3944014012813568},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.37067845463752747},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.33442598581314087},{"id":"https://openalex.org/C6557445","wikidata":"https://www.wikidata.org/wiki/Q173113","display_name":"Agronomy","level":1,"score":0.20938801765441895},{"id":"https://openalex.org/C205649164","wikidata":"https://www.wikidata.org/wiki/Q1071","display_name":"Geography","level":0,"score":0.08079040050506592},{"id":"https://openalex.org/C86803240","wikidata":"https://www.wikidata.org/wiki/Q420","display_name":"Biology","level":0,"score":0.0},{"id":"https://openalex.org/C166957645","wikidata":"https://www.wikidata.org/wiki/Q23498","display_name":"Archaeology","level":1,"score":0.0}],"mesh":[{"descriptor_ui":"D002523","descriptor_name":"Edible Grain","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D002523","descriptor_name":"Edible Grain","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D002523","descriptor_name":"Edible Grain","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D005308","descriptor_name":"Fertilizers","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D005308","descriptor_name":"Fertilizers","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D005308","descriptor_name":"Fertilizers","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D009584","descriptor_name":"Nitrogen","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D009584","descriptor_name":"Nitrogen","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D009584","descriptor_name":"Nitrogen","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D014867","descriptor_name":"Water","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D014867","descriptor_name":"Water","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D014867","descriptor_name":"Water","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D031786","descriptor_name":"Saccharum","qualifier_ui":null,"qualifier_name":null,"is_major_topic":true},{"descriptor_ui":"D031786","descriptor_name":"Saccharum","qualifier_ui":null,"qualifier_name":null,"is_major_topic":true},{"descriptor_ui":"D031786","descriptor_name":"Saccharum","qualifier_ui":null,"qualifier_name":null,"is_major_topic":true}],"locations_count":5,"locations":[{"id":"doi:10.3390/s22072711","is_oa":true,"landing_page_url":"https://doi.org/10.3390/s22072711","pdf_url":"https://www.mdpi.com/1424-8220/22/7/2711/pdf?version=1648808643","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:35408324","is_oa":false,"landing_page_url":"https://pubmed.ncbi.nlm.nih.gov/35408324","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:98dbaa6405aa4126a746ad853b07b2de","is_oa":true,"landing_page_url":"https://doaj.org/article/98dbaa6405aa4126a746ad853b07b2de","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 22, Iss 7, p 2711 (2022)","raw_type":"article"},{"id":"pmh:oai:mdpi.com:/1424-8220/22/7/2711/","is_oa":true,"landing_page_url":"https://dx.doi.org/10.3390/s22072711","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 22; Issue 7; Pages: 2711","raw_type":"Text"},{"id":"pmh:oai:pubmedcentral.nih.gov:9003411","is_oa":true,"landing_page_url":"https://www.ncbi.nlm.nih.gov/pmc/articles/9003411","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/s22072711","is_oa":true,"landing_page_url":"https://doi.org/10.3390/s22072711","pdf_url":"https://www.mdpi.com/1424-8220/22/7/2711/pdf?version=1648808643","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":"Clean water and sanitation","score":0.7200000286102295,"id":"https://metadata.un.org/sdg/6"}],"awards":[{"id":"https://openalex.org/G2422882344","display_name":null,"funder_award_id":"2018-266-Z01","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"},{"id":"https://openalex.org/G4625005012","display_name":null,"funder_award_id":"Gui Ke 2018-266-Z01","funder_id":"https://openalex.org/F4320335965","funder_display_name":"Science and Technology Major Project of Guangxi"},{"id":"https://openalex.org/G4787478817","display_name":null,"funder_award_id":"31760342","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"},{"id":"https://openalex.org/G6043920469","display_name":null,"funder_award_id":"31760603","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"},{"id":"https://openalex.org/G8771439165","display_name":null,"funder_award_id":"2018-266-Z01","funder_id":"https://openalex.org/F4320335965","funder_display_name":"Science and Technology Major Project of Guangxi"}],"funders":[{"id":"https://openalex.org/F4320321001","display_name":"National Natural Science Foundation of China","ror":"https://ror.org/01h0zpd94"},{"id":"https://openalex.org/F4320335965","display_name":"Science and Technology Major Project of Guangxi","ror":null}],"has_content":{"grobid_xml":true,"pdf":true},"content_urls":{"pdf":"https://content.openalex.org/works/W4223412452.pdf","grobid_xml":"https://content.openalex.org/works/W4223412452.grobid-xml"},"referenced_works_count":73,"referenced_works":["https://openalex.org/W261806515","https://openalex.org/W1486840081","https://openalex.org/W1591591348","https://openalex.org/W1907294980","https://openalex.org/W1964217023","https://openalex.org/W1966290867","https://openalex.org/W1969234587","https://openalex.org/W1975903293","https://openalex.org/W1981552604","https://openalex.org/W1995269805","https://openalex.org/W2010626596","https://openalex.org/W2012686349","https://openalex.org/W2013377700","https://openalex.org/W2017212187","https://openalex.org/W2025757188","https://openalex.org/W2027858785","https://openalex.org/W2049476189","https://openalex.org/W2052700773","https://openalex.org/W2055244441","https://openalex.org/W2059138966","https://openalex.org/W2068950233","https://openalex.org/W2071495852","https://openalex.org/W2084236720","https://openalex.org/W2085965017","https://openalex.org/W2098560930","https://openalex.org/W2108544744","https://openalex.org/W2113410727","https://openalex.org/W2123133183","https://openalex.org/W2129804846","https://openalex.org/W2133506218","https://openalex.org/W2137207609","https://openalex.org/W2138973222","https://openalex.org/W2385627688","https://openalex.org/W2513851811","https://openalex.org/W2548939460","https://openalex.org/W2555638636","https://openalex.org/W2620609430","https://openalex.org/W2646675373","https://openalex.org/W2760888277","https://openalex.org/W2767407176","https://openalex.org/W2768153469","https://openalex.org/W2802113727","https://openalex.org/W2901326629","https://openalex.org/W2914008080","https://openalex.org/W2970296717","https://openalex.org/W2989983865","https://openalex.org/W2993884728","https://openalex.org/W3000369451","https://openalex.org/W3004263917","https://openalex.org/W3011809536","https://openalex.org/W3019517659","https://openalex.org/W3039389508","https://openalex.org/W3039531289","https://openalex.org/W3092263277","https://openalex.org/W3096629639","https://openalex.org/W3097215655","https://openalex.org/W3104887532","https://openalex.org/W3118874602","https://openalex.org/W3127434390","https://openalex.org/W3128201290","https://openalex.org/W3136545240","https://openalex.org/W3146049777","https://openalex.org/W3149130690","https://openalex.org/W3150095517","https://openalex.org/W3153588019","https://openalex.org/W3158254415","https://openalex.org/W3163720131","https://openalex.org/W3164809178","https://openalex.org/W3185180736","https://openalex.org/W3206014045","https://openalex.org/W6636950212","https://openalex.org/W6668510551","https://openalex.org/W6710434293"],"related_works":["https://openalex.org/W2377212262","https://openalex.org/W4327748155","https://openalex.org/W2955967599","https://openalex.org/W2549050738","https://openalex.org/W4387208895","https://openalex.org/W2128126485","https://openalex.org/W1594879216","https://openalex.org/W2388815296","https://openalex.org/W4382563209","https://openalex.org/W2124952510"],"abstract_inverted_index":{"Sugarcane":[0],"is":[1,13,28],"the":[2,48,93,156,169,173,178,198],"main":[3],"industrial":[4],"crop":[5,39],"for":[6,31,63,235,243],"sugar":[7],"production,":[8],"and":[9,19,60,78,104,123,137,158,172,191,238],"its":[10],"growth":[11],"status":[12],"closely":[14],"related":[15],"to":[16,111,149,196],"fertilizer,":[17],"water,":[18],"light":[20],"input.":[21],"Unmanned":[22],"aerial":[23],"vehicle":[24],"(UAV)-based":[25],"multispectral":[26,52,229],"imagery":[27],"widely":[29],"used":[30,195],"high-throughput":[32],"phenotyping,":[33],"since":[34],"it":[35],"can":[36],"rapidly":[37],"predict":[38],"vigor":[40],"at":[41,84],"field":[42,73],"scale.":[43],"This":[44],"study":[45,224],"focused":[46],"on":[47,117,168,202],"potential":[49],"of":[50,87,120,218,222],"drone":[51],"images":[53,83,230],"in":[54,70],"predicting":[55],"canopy":[56],"nitrogen":[57],"concentration":[58],"(CNC)":[59],"irrigation":[61,76,199,211,240],"levels":[62,77,200],"sugarcane.":[64],"An":[65],"experiment":[66],"was":[67],"carried":[68],"out":[69],"a":[71,215],"sugarcane":[72,244],"with":[74,155,210],"three":[75,174],"five":[79,203],"fertilizer":[80],"levels.":[81,212],"Multispectral":[82],"an":[85],"altitude":[86],"40":[88],"m":[89],"were":[90,109,143,193],"acquired":[91],"during":[92],"elongating":[94],"stage.":[95],"Partial":[96],"least":[97],"square":[98],"(PLS),":[99],"backpropagation":[100],"neural":[101],"network":[102],"(BPNN),":[103],"extreme":[105],"learning":[106],"machine":[107,189],"(ELM)":[108],"adopted":[110],"establish":[112],"CNC":[113,157,236],"prediction":[114,237],"models":[115],"based":[116,167,201],"various":[118],"combinations":[119],"band":[121],"reflectance":[122,171],"vegetation":[124,175],"indices.":[125],"The":[126,164,220],"simple":[127],"ratio":[128],"pigment":[129,133],"index":[130,135,141],"(SRPI),":[131],"normalized":[132,138],"chlorophyll":[134],"(NPCI),":[136],"green-blue":[139],"difference":[140],"(NGBDI)":[142],"selected":[144],"as":[145],"model":[146,166],"inputs":[147],"due":[148],"their":[150],"higher":[151,216],"grey":[152],"relational":[153],"degree":[154],"lower":[159],"correlation":[160],"between":[161],"one":[162],"another.":[163],"PLS":[165],"five-band":[170],"indices":[176],"achieved":[177],"best":[179],"accuracy":[180,217],"(Rv":[181],"=":[182,185],"0.79,":[183],"RMSEv":[184],"0.11).":[186],"Support":[187],"vector":[188],"(SVM)":[190],"BPNN":[192],"then":[194],"classify":[197],"spectral":[204],"features":[205],"which":[206],"had":[207],"high":[208,227],"correlations":[209],"SVM":[213],"reached":[214],"80.6%.":[219],"results":[221],"this":[223],"demonstrated":[225],"that":[226],"resolution":[228],"could":[231],"provide":[232],"effective":[233],"information":[234],"water":[239],"level":[241],"recognition":[242],"crop.":[245]},"counts_by_year":[{"year":2026,"cited_by_count":3},{"year":2025,"cited_by_count":14},{"year":2024,"cited_by_count":10},{"year":2023,"cited_by_count":5},{"year":2022,"cited_by_count":2}],"updated_date":"2026-05-21T06:26:12.895304","created_date":"2025-10-10T00:00:00"}