{"id":"https://openalex.org/W93083117","doi":null,"title":"Cultural and environmental effects on the spectral development patterns of corn and soybeans: Field data analysis","display_name":"Cultural and environmental effects on the spectral development patterns of corn and soybeans: Field data analysis","publication_year":1982,"publication_date":"1982-01-01","ids":{"openalex":"https://openalex.org/W93083117","mag":"93083117"},"language":"en","primary_location":{"id":"pmh:oai:casi.ntrs.nasa.gov:19820016660","doi":null,"is_oa":true,"landing_page_url":"http://hdl.handle.net/2060/19820016660","pdf_url":"https://ntrs.nasa.gov/api/citations/19820016660/downloads/19820016660.pdf","source":{"id":"https://openalex.org/S4377196257","display_name":"NASA STI Repository (National Aeronautics and Space Administration)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"listed_in":[],"host_organization":"https://openalex.org/I4210124779","host_organization_name":"National Aeronautics and Space Administration","host_organization_lineage":["https://openalex.org/I4210124779"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"CASI","raw_type":"ERIM-152400-20-T"},"volume":null,"type":"article","is_traditional":true,"indexed_in":[],"open_access":{"is_oa":true,"oa_status":"green","oa_url":"https://ntrs.nasa.gov/api/citations/19820016660/downloads/19820016660.pdf","any_repository_has_fulltext":true},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5070373893","display_name":"Eric P. Crist","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I166437374","display_name":"Environmental Research Institute of Michigan","ror":"https://ror.org/0069kqw53","country_code":"US","type":"facility","lineage":["https://openalex.org/I166437374"]}],"countries":["US"],"is_corresponding":true,"raw_author_name":"E. P. Crist","raw_affiliation_strings":["Environmental Research Inst. of Michigan Ann Arbor, MI United States"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Environmental Research Inst. of Michigan Ann Arbor, MI United States","institution_ids":["https://openalex.org/I166437374"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":1,"corresponding_author_ids":["https://openalex.org/A5070373893"],"corresponding_institution_ids":["https://openalex.org/I166437374"],"apc_list":null,"apc_paid":null,"fwci":2.4996,"has_fulltext":true,"cited_by_count":9,"citation_normalized_percentile":{"value":0.85632767,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":89,"max":93},"biblio":{"volume":null,"issue":null,"first_page":null,"last_page":null},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10111","display_name":"Remote Sensing in Agriculture","score":1.0,"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":1.0,"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/T13890","display_name":"Remote Sensing and Land Use","score":0.0,"subfield":{"id":"https://openalex.org/subfields/3305","display_name":"Geography, Planning and Development"},"field":{"id":"https://openalex.org/fields/33","display_name":"Social Sciences"},"domain":{"id":"https://openalex.org/domains/2","display_name":"Social Sciences"}},{"id":"https://openalex.org/T10689","display_name":"Remote-Sensing Image Classification","score":0.0,"subfield":{"id":"https://openalex.org/subfields/1707","display_name":"Computer Vision and Pattern Recognition"},"field":{"id":"https://openalex.org/fields/17","display_name":"Computer Science"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}}],"keywords":[{"id":"https://openalex.org/keywords/maize","display_name":"maize","score":0.7760000228881836},{"id":"https://openalex.org/keywords/soybean","display_name":"soybean","score":0.9900000095367432},{"id":"https://openalex.org/keywords/landsat-mss","display_name":"Landsat MSS","score":0.9160000085830688},{"id":"https://openalex.org/keywords/cultural-factors","display_name":"cultural factors","score":0.578000009059906},{"id":"https://openalex.org/keywords/environmental-factors","display_name":"environmental factors","score":0.9470000267028809},{"id":"https://openalex.org/keywords/satellite-sensors","display_name":"satellite sensors","score":0.5230000019073486},{"id":"https://openalex.org/keywords/ground-based-sensors","display_name":"ground-based sensors","score":0.6420000195503235}],"concepts":[{"id":"https://openalex.org/C62649853","wikidata":"https://www.wikidata.org/wiki/Q199687","display_name":"Remote sensing","level":1,"score":0.6025833487510681},{"id":"https://openalex.org/C108597893","wikidata":"https://www.wikidata.org/wiki/Q663650","display_name":"Reflectivity","level":2,"score":0.5727344155311584},{"id":"https://openalex.org/C2985906921","wikidata":"https://www.wikidata.org/wiki/Q190524","display_name":"Spectral properties","level":2,"score":0.4861111640930176},{"id":"https://openalex.org/C9652623","wikidata":"https://www.wikidata.org/wiki/Q190109","display_name":"Field (mathematics)","level":2,"score":0.4818874001502991},{"id":"https://openalex.org/C39432304","wikidata":"https://www.wikidata.org/wiki/Q188847","display_name":"Environmental science","level":0,"score":0.47984763979911804},{"id":"https://openalex.org/C137580998","wikidata":"https://www.wikidata.org/wiki/Q235352","display_name":"Crop","level":2,"score":0.44822412729263306},{"id":"https://openalex.org/C2983668108","wikidata":"https://www.wikidata.org/wiki/Q280453","display_name":"Spectral analysis","level":3,"score":0.44697511196136475},{"id":"https://openalex.org/C205649164","wikidata":"https://www.wikidata.org/wiki/Q1071","display_name":"Geography","level":0,"score":0.32936033606529236},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.28986185789108276},{"id":"https://openalex.org/C6557445","wikidata":"https://www.wikidata.org/wiki/Q173113","display_name":"Agronomy","level":1,"score":0.2862533926963806},{"id":"https://openalex.org/C185592680","wikidata":"https://www.wikidata.org/wiki/Q2329","display_name":"Chemistry","level":0,"score":0.08164450526237488},{"id":"https://openalex.org/C86803240","wikidata":"https://www.wikidata.org/wiki/Q420","display_name":"Biology","level":0,"score":0.07887250185012817},{"id":"https://openalex.org/C120665830","wikidata":"https://www.wikidata.org/wiki/Q14620","display_name":"Optics","level":1,"score":0.06781506538391113},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.0},{"id":"https://openalex.org/C147597530","wikidata":"https://www.wikidata.org/wiki/Q369472","display_name":"Computational chemistry","level":1,"score":0.0},{"id":"https://openalex.org/C62520636","wikidata":"https://www.wikidata.org/wiki/Q944","display_name":"Quantum mechanics","level":1,"score":0.0},{"id":"https://openalex.org/C32891209","wikidata":"https://www.wikidata.org/wiki/Q483666","display_name":"Spectroscopy","level":2,"score":0.0},{"id":"https://openalex.org/C202444582","wikidata":"https://www.wikidata.org/wiki/Q837863","display_name":"Pure mathematics","level":1,"score":0.0}],"mesh":[],"locations_count":2,"locations":[{"id":"pmh:oai:casi.ntrs.nasa.gov:19820016660","doi":null,"is_oa":true,"landing_page_url":"http://hdl.handle.net/2060/19820016660","pdf_url":"https://ntrs.nasa.gov/api/citations/19820016660/downloads/19820016660.pdf","source":{"id":"https://openalex.org/S4377196257","display_name":"NASA STI Repository (National Aeronautics and Space Administration)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"listed_in":[],"host_organization":"https://openalex.org/I4210124779","host_organization_name":"National Aeronautics and Space Administration","host_organization_lineage":["https://openalex.org/I4210124779"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"CASI","raw_type":"ERIM-152400-20-T"},{"id":"mag:93083117","doi":null,"is_oa":false,"landing_page_url":"http://hdl.handle.net/2060/19820016660","pdf_url":null,"source":null,"license":null,"license_id":null,"version":null,"is_accepted":false,"is_published":false,"raw_source_name":null,"raw_type":null}],"best_oa_location":{"id":"pmh:oai:casi.ntrs.nasa.gov:19820016660","doi":null,"is_oa":true,"landing_page_url":"http://hdl.handle.net/2060/19820016660","pdf_url":"https://ntrs.nasa.gov/api/citations/19820016660/downloads/19820016660.pdf","source":{"id":"https://openalex.org/S4377196257","display_name":"NASA STI Repository (National Aeronautics and Space Administration)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"listed_in":[],"host_organization":"https://openalex.org/I4210124779","host_organization_name":"National Aeronautics and Space Administration","host_organization_lineage":["https://openalex.org/I4210124779"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"CASI","raw_type":"ERIM-152400-20-T"},"sustainable_development_goals":[{"display_name":"Zero hunger","id":"https://metadata.un.org/sdg/2","score":0.991100013256073}],"study_designs":[],"awards":[],"funders":[{"id":"https://openalex.org/F4320306101","display_name":"National Aeronautics and Space Administration","ror":"https://ror.org/027ka1x80"},{"id":"https://openalex.org/F4320332379","display_name":"Johnson Space Center","ror":"https://ror.org/04xx4z452"}],"has_content":{"pdf":true,"grobid_xml":true},"content_urls":{"pdf":"https://content.openalex.org/works/W93083117.pdf","grobid_xml":"https://content.openalex.org/works/W93083117.grobid-xml"},"referenced_works_count":1,"referenced_works":["https://openalex.org/W1845177259"],"related_works":["https://openalex.org/W2028666763","https://openalex.org/W336732929","https://openalex.org/W273488087","https://openalex.org/W148534839","https://openalex.org/W7071237089","https://openalex.org/W224813606","https://openalex.org/W308321083","https://openalex.org/W7037740417","https://openalex.org/W1538200489","https://openalex.org/W2016529590"],"abstract_inverted_index":{"An":[0],"overall":[1,44],"approach":[2],"to":[3,11,56],"crop":[4],"spectral":[5,23,82],"understanding":[6],"is":[7,46],"presented":[8],"which":[9],"serves":[10],"maintain":[12],"a":[13,40,69],"strong":[14],"link":[15],"between":[16],"actual":[17],"plant":[18],"responses":[19],"and":[20,22,28,58,64,74],"characteristics":[21],"observations":[24],"from":[25],"ground":[26],"based":[27],"spaceborne":[29],"sensors.":[30],"A":[31],"specific":[32],"technique":[33,55],"for":[34],"evaluating":[35],"field":[36],"reflectance":[37,60],"data,":[38],"as":[39],"part":[41],"of":[42,50,53,71,85,95],"the":[43,51,80],"approach,":[45],"also":[47],"described.":[48],"Results":[49],"application":[52],"this":[54],"corn":[57],"soybeans":[59],"data":[61],"collected":[62],"by":[63],"at":[65],"Purdue/LARS":[66],"indicate":[67],"that":[68],"number":[70],"common":[72],"cultural":[73],"environmental":[75],"factors":[76],"can":[77],"significantly":[78],"affect":[79],"temporal":[81],"development":[83],"patterns":[84],"these":[86],"crops":[87],"in":[88],"tasseled":[89],"cap":[90],"greenness":[91],"(a":[92],"transformed":[93],"variable":[94],"LANDSAT":[96],"MSS":[97],"signals).":[98]},"counts_by_year":[{"year":2017,"cited_by_count":1}],"updated_date":"2026-09-22T06:50:58.402377","created_date":"2016-06-24T00:00:00"}