{"id":"https://openalex.org/W2121791972","doi":"https://doi.org/10.1109/igarss.2009.5417498","title":"A comparison of vegetation indices for corn and soybean vegetation condition monitoring","display_name":"A comparison of vegetation indices for corn and soybean vegetation condition monitoring","publication_year":2009,"publication_date":"2009-07-01","ids":{"openalex":"https://openalex.org/W2121791972","doi":"https://doi.org/10.1109/igarss.2009.5417498","mag":"2121791972"},"language":"en","primary_location":{"id":"doi:10.1109/igarss.2009.5417498","is_oa":false,"landing_page_url":"https://doi.org/10.1109/igarss.2009.5417498","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2009 IEEE International Geoscience and Remote Sensing Symposium","raw_type":"proceedings-article"},"type":"article","indexed_in":["crossref"],"open_access":{"is_oa":false,"oa_status":"closed","oa_url":null,"any_repository_has_fulltext":false},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5026250308","display_name":"Zhengwei Yang","orcid":"https://orcid.org/0000-0002-6532-2663"},"institutions":[{"id":"https://openalex.org/I1287640093","display_name":"National Agricultural Statistics Service","ror":"https://ror.org/04dpymk59","country_code":"US","type":"government","lineage":["https://openalex.org/I1287640093","https://openalex.org/I1336096307"]}],"countries":["US"],"is_corresponding":true,"raw_author_name":"Zhengwei Yang","raw_affiliation_strings":["USDA National Agricultural Statistics Service, Washington, DC, US"],"affiliations":[{"raw_affiliation_string":"USDA National Agricultural Statistics Service, Washington, DC, US","institution_ids":["https://openalex.org/I1287640093"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5080757272","display_name":"Hu Zhao","orcid":"https://orcid.org/0000-0002-3094-1210"},"institutions":[{"id":"https://openalex.org/I37461747","display_name":"Wuhan University","ror":"https://ror.org/033vjfk17","country_code":"CN","type":"education","lineage":["https://openalex.org/I37461747"]},{"id":"https://openalex.org/I162714631","display_name":"George Mason University","ror":"https://ror.org/02jqj7156","country_code":"US","type":"education","lineage":["https://openalex.org/I162714631"]}],"countries":["CN","US"],"is_corresponding":false,"raw_author_name":"Hu Zhao","raw_affiliation_strings":["Center of Spatial Information Science and Systems, George Mason University, Greenbelt, MD, USA","School of Resource and Environmental Science, Wuhan University of China, Wuhan, Hubei, China"],"affiliations":[{"raw_affiliation_string":"Center of Spatial Information Science and Systems, George Mason University, Greenbelt, MD, USA","institution_ids":["https://openalex.org/I162714631"]},{"raw_affiliation_string":"School of Resource and Environmental Science, Wuhan University of China, Wuhan, Hubei, China","institution_ids":["https://openalex.org/I37461747"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5074759765","display_name":"Liping Di","orcid":null},"institutions":[{"id":"https://openalex.org/I162714631","display_name":"George Mason University","ror":"https://ror.org/02jqj7156","country_code":"US","type":"education","lineage":["https://openalex.org/I162714631"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Liping Di","raw_affiliation_strings":["Center of Spatial Information Science and Systems, George Mason University, Greenbelt, MD, USA"],"affiliations":[{"raw_affiliation_string":"Center of Spatial Information Science and Systems, George Mason University, Greenbelt, MD, USA","institution_ids":["https://openalex.org/I162714631"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5025989584","display_name":"Genong Yu","orcid":"https://orcid.org/0000-0002-3830-4654"},"institutions":[{"id":"https://openalex.org/I162714631","display_name":"George Mason University","ror":"https://ror.org/02jqj7156","country_code":"US","type":"education","lineage":["https://openalex.org/I162714631"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Genong Yu","raw_affiliation_strings":["Center of Spatial Information Science and Systems, George Mason University, Greenbelt, MD, USA"],"affiliations":[{"raw_affiliation_string":"Center of Spatial Information Science and Systems, George Mason University, Greenbelt, MD, USA","institution_ids":["https://openalex.org/I162714631"]}]}],"institutions":[],"countries_distinct_count":2,"institutions_distinct_count":4,"corresponding_author_ids":["https://openalex.org/A5026250308"],"corresponding_institution_ids":["https://openalex.org/I1287640093"],"apc_list":null,"apc_paid":null,"fwci":1.2867,"has_fulltext":false,"cited_by_count":13,"citation_normalized_percentile":{"value":0.81275716,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":89,"max":99},"biblio":{"volume":null,"issue":null,"first_page":"IV","last_page":"801"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10111","display_name":"Remote Sensing in Agriculture","score":0.9998999834060669,"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":0.9998999834060669,"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/T11164","display_name":"Remote Sensing and LiDAR Applications","score":0.9991000294685364,"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/T10226","display_name":"Land Use and Ecosystem Services","score":0.9891999959945679,"subfield":{"id":"https://openalex.org/subfields/2306","display_name":"Global and Planetary Change"},"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/normalized-difference-vegetation-index","display_name":"Normalized Difference Vegetation Index","score":0.8656361103057861},{"id":"https://openalex.org/keywords/enhanced-vegetation-index","display_name":"Enhanced vegetation index","score":0.8416967391967773},{"id":"https://openalex.org/keywords/vegetation","display_name":"Vegetation (pathology)","score":0.7970216274261475},{"id":"https://openalex.org/keywords/environmental-science","display_name":"Environmental science","score":0.677926242351532},{"id":"https://openalex.org/keywords/vegetation-index","display_name":"Vegetation Index","score":0.6447012424468994},{"id":"https://openalex.org/keywords/remote-sensing","display_name":"Remote sensing","score":0.5663780570030212},{"id":"https://openalex.org/keywords/growing-season","display_name":"Growing season","score":0.5593647956848145},{"id":"https://openalex.org/keywords/condition-index","display_name":"Condition index","score":0.4138810336589813},{"id":"https://openalex.org/keywords/leaf-area-index","display_name":"Leaf area index","score":0.40473973751068115},{"id":"https://openalex.org/keywords/agronomy","display_name":"Agronomy","score":0.2295360565185547},{"id":"https://openalex.org/keywords/geography","display_name":"Geography","score":0.126810222864151},{"id":"https://openalex.org/keywords/ecology","display_name":"Ecology","score":0.08104613423347473}],"concepts":[{"id":"https://openalex.org/C1549246","wikidata":"https://www.wikidata.org/wiki/Q718775","display_name":"Normalized Difference Vegetation Index","level":3,"score":0.8656361103057861},{"id":"https://openalex.org/C78869512","wikidata":"https://www.wikidata.org/wiki/Q5378810","display_name":"Enhanced vegetation index","level":5,"score":0.8416967391967773},{"id":"https://openalex.org/C2776133958","wikidata":"https://www.wikidata.org/wiki/Q7918366","display_name":"Vegetation (pathology)","level":2,"score":0.7970216274261475},{"id":"https://openalex.org/C39432304","wikidata":"https://www.wikidata.org/wiki/Q188847","display_name":"Environmental science","level":0,"score":0.677926242351532},{"id":"https://openalex.org/C2780376076","wikidata":"https://www.wikidata.org/wiki/Q1499458","display_name":"Vegetation Index","level":4,"score":0.6447012424468994},{"id":"https://openalex.org/C62649853","wikidata":"https://www.wikidata.org/wiki/Q199687","display_name":"Remote sensing","level":1,"score":0.5663780570030212},{"id":"https://openalex.org/C137660486","wikidata":"https://www.wikidata.org/wiki/Q732240","display_name":"Growing season","level":2,"score":0.5593647956848145},{"id":"https://openalex.org/C2777246098","wikidata":"https://www.wikidata.org/wiki/Q5159236","display_name":"Condition index","level":2,"score":0.4138810336589813},{"id":"https://openalex.org/C25989453","wikidata":"https://www.wikidata.org/wiki/Q446746","display_name":"Leaf area index","level":2,"score":0.40473973751068115},{"id":"https://openalex.org/C6557445","wikidata":"https://www.wikidata.org/wiki/Q173113","display_name":"Agronomy","level":1,"score":0.2295360565185547},{"id":"https://openalex.org/C205649164","wikidata":"https://www.wikidata.org/wiki/Q1071","display_name":"Geography","level":0,"score":0.126810222864151},{"id":"https://openalex.org/C18903297","wikidata":"https://www.wikidata.org/wiki/Q7150","display_name":"Ecology","level":1,"score":0.08104613423347473},{"id":"https://openalex.org/C142724271","wikidata":"https://www.wikidata.org/wiki/Q7208","display_name":"Pathology","level":1,"score":0.0},{"id":"https://openalex.org/C71924100","wikidata":"https://www.wikidata.org/wiki/Q11190","display_name":"Medicine","level":0,"score":0.0},{"id":"https://openalex.org/C86803240","wikidata":"https://www.wikidata.org/wiki/Q420","display_name":"Biology","level":0,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/igarss.2009.5417498","is_oa":false,"landing_page_url":"https://doi.org/10.1109/igarss.2009.5417498","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2009 IEEE International Geoscience and Remote Sensing Symposium","raw_type":"proceedings-article"}],"best_oa_location":null,"sustainable_development_goals":[{"display_name":"Zero hunger","score":0.7799999713897705,"id":"https://metadata.un.org/sdg/2"}],"awards":[],"funders":[],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":9,"referenced_works":["https://openalex.org/W1964217023","https://openalex.org/W2043142216","https://openalex.org/W2059523177","https://openalex.org/W2089441588","https://openalex.org/W2151880387","https://openalex.org/W2171400093","https://openalex.org/W2385696202","https://openalex.org/W2989983865","https://openalex.org/W6636950212"],"related_works":["https://openalex.org/W3207384893","https://openalex.org/W3207046288","https://openalex.org/W4283156607","https://openalex.org/W2374167006","https://openalex.org/W4285330809","https://openalex.org/W4313432081","https://openalex.org/W2012686349","https://openalex.org/W2969795594","https://openalex.org/W4214921029","https://openalex.org/W4220775911"],"abstract_inverted_index":{"The":[0,28,110],"continuous":[1],"crop":[2,43,106,139],"condition":[3,44,108,140],"monitoring":[4],"with":[5],"a":[6,90],"full":[7],"geospatial":[8],"coverage":[9],"and":[10,25,53,64,79,97,124,129],"sufficient":[11],"granularity":[12],"throughout":[13],"the":[14,41,46,73,82,114,121],"season":[15],"is":[16,62,118],"critical":[17],"to":[18,39,71,75,120,126,132,136],"decision":[19],"making":[20],"in":[21,45],"agricultural":[22],"policy,":[23],"production,":[24],"food":[26],"prices.":[27],"USDA":[29],"NASS":[30],"currently":[31],"uses":[32],"bi-weekly":[33],"1km":[34],"AVHRR":[35],"NDVI":[36,96,137],"composited":[37],"data":[38,61],"monitor":[40],"US":[42],"growing":[47],"season.":[48],"To":[49],"improve":[50],"both":[51],"temporal":[52],"spatial":[54],"resolution,":[55],"250m":[56],"daily":[57],"MODIS":[58],"surface":[59],"reflectance":[60],"used":[63],"invalid,":[65],"cloud":[66],"pixels":[67],"are":[68],"reconstructed.":[69],"Moreover,":[70],"compensate":[72],"sensitivity":[74],"low":[76,122],"vegetation":[77,84,92,100,107,116,123],"area":[78],"saturation":[80],"at":[81],"high":[83,127],"of":[85],"NDVI,":[86],"this":[87],"paper":[88],"proposes":[89],"new":[91],"index":[93,101,117],"based":[94],"on":[95],"simple":[98],"ratio":[99],"as":[102],"an":[103,134],"alternative":[104,135],"for":[105,138],"monitoring.":[109,141],"initial":[111],"experiments":[112],"indicate":[113],"proposed":[115],"robust":[119],"sensitive":[125],"vegetation,":[128],"has":[130],"potential":[131],"be":[133]},"counts_by_year":[{"year":2026,"cited_by_count":1},{"year":2024,"cited_by_count":1},{"year":2023,"cited_by_count":1},{"year":2022,"cited_by_count":1},{"year":2021,"cited_by_count":1},{"year":2020,"cited_by_count":1},{"year":2018,"cited_by_count":1},{"year":2016,"cited_by_count":1},{"year":2013,"cited_by_count":1},{"year":2012,"cited_by_count":3}],"updated_date":"2026-03-13T16:22:10.518609","created_date":"2025-10-10T00:00:00"}