{"id":"https://openalex.org/W2361963583","doi":null,"title":"Study of the fast production about enveloping curve of crop yield based on Matlab and VC","display_name":"Study of the fast production about enveloping curve of crop yield based on Matlab and VC","publication_year":2008,"publication_date":"2008-01-01","ids":{"openalex":"https://openalex.org/W2361963583","mag":"2361963583"},"language":"en","primary_location":{"id":"mag:2361963583","doi":null,"is_oa":false,"landing_page_url":"https://en.cnki.com.cn/Article_en/CJFDTOTAL-JSJN200801013.htm","pdf_url":null,"source":{"id":"https://openalex.org/S2764815606","display_name":"Agriculture Network Information","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"listed_in":[],"host_organization":"https://openalex.org/P4322696733","host_organization_name":"Chinese Academy of Agricultural Sciences","host_organization_lineage":["https://openalex.org/P4322696733"],"host_organization_lineage_names":["Chinese Academy of Agricultural Sciences"],"type":"journal"},"license":null,"license_id":null,"version":null,"is_accepted":false,"is_published":false,"raw_source_name":"Agriculture Network Information","raw_type":null},"volume":null,"type":"article","is_traditional":true,"indexed_in":[],"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/A5072244222","display_name":"Wei Jian-guo","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I4210153394","display_name":"Ningxia Meteorological Bureau","ror":"https://ror.org/0449jya45","country_code":"CN","type":"government","lineage":["https://openalex.org/I141301092","https://openalex.org/I4210153394"]}],"countries":["CN"],"is_corresponding":true,"raw_author_name":"Wei Jian-guo","raw_affiliation_strings":["Ningxia Autonomous Regional Institute of Meteorology Municipality,Yinchuan 750002,China)"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Ningxia Autonomous Regional Institute of Meteorology Municipality,Yinchuan 750002,China)","institution_ids":["https://openalex.org/I4210153394"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":1,"corresponding_author_ids":["https://openalex.org/A5072244222"],"corresponding_institution_ids":["https://openalex.org/I4210153394"],"apc_list":null,"apc_paid":null,"fwci":0.0,"has_fulltext":false,"cited_by_count":0,"citation_normalized_percentile":{"value":0.35511397,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":null,"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/T10616","display_name":"Smart Agriculture and AI","score":0.4790000021457672,"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"}},"topics":[{"id":"https://openalex.org/T10616","display_name":"Smart Agriculture and AI","score":0.4790000021457672,"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/T14137","display_name":"Agriculture, Soil, Plant Science","score":0.22830000519752502,"subfield":{"id":"https://openalex.org/subfields/1102","display_name":"Agronomy and Crop 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/T10439","display_name":"Climate change impacts on agriculture","score":0.040800001472234726,"subfield":{"id":"https://openalex.org/subfields/1102","display_name":"Agronomy and Crop 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/yield-curve","display_name":"yield curve","score":0.4779999852180481},{"id":"https://openalex.org/keywords/yield-prediction","display_name":"yield prediction","score":0.5540000200271606},{"id":"https://openalex.org/keywords/wheat-yield","display_name":"wheat yield","score":0.7680000066757202},{"id":"https://openalex.org/keywords/yield-simulation","display_name":"yield simulation","score":0.47200000286102295}],"concepts":[{"id":"https://openalex.org/C2780365114","wikidata":"https://www.wikidata.org/wiki/Q169478","display_name":"MATLAB","level":2,"score":0.8712625503540039},{"id":"https://openalex.org/C134121241","wikidata":"https://www.wikidata.org/wiki/Q899301","display_name":"Yield (engineering)","level":2,"score":0.7803216576576233},{"id":"https://openalex.org/C137580998","wikidata":"https://www.wikidata.org/wiki/Q235352","display_name":"Crop","level":2,"score":0.6497201323509216},{"id":"https://openalex.org/C88463610","wikidata":"https://www.wikidata.org/wiki/Q194118","display_name":"Agricultural engineering","level":1,"score":0.6049326062202454},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.5548732876777649},{"id":"https://openalex.org/C2989409935","wikidata":"https://www.wikidata.org/wiki/Q11451","display_name":"Crop production","level":3,"score":0.46981480717658997},{"id":"https://openalex.org/C2778348673","wikidata":"https://www.wikidata.org/wiki/Q739302","display_name":"Production (economics)","level":2,"score":0.4618692696094513},{"id":"https://openalex.org/C198352243","wikidata":"https://www.wikidata.org/wiki/Q37105","display_name":"Line (geometry)","level":2,"score":0.43014055490493774},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.42429083585739136},{"id":"https://openalex.org/C6557445","wikidata":"https://www.wikidata.org/wiki/Q173113","display_name":"Agronomy","level":1,"score":0.3003530502319336},{"id":"https://openalex.org/C86803240","wikidata":"https://www.wikidata.org/wiki/Q420","display_name":"Biology","level":0,"score":0.16341596841812134},{"id":"https://openalex.org/C2524010","wikidata":"https://www.wikidata.org/wiki/Q8087","display_name":"Geometry","level":1,"score":0.16078060865402222},{"id":"https://openalex.org/C111919701","wikidata":"https://www.wikidata.org/wiki/Q9135","display_name":"Operating system","level":1,"score":0.09247198700904846},{"id":"https://openalex.org/C118518473","wikidata":"https://www.wikidata.org/wiki/Q11451","display_name":"Agriculture","level":2,"score":0.07509353756904602},{"id":"https://openalex.org/C18903297","wikidata":"https://www.wikidata.org/wiki/Q7150","display_name":"Ecology","level":1,"score":0.07439389824867249},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.07153332233428955},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.06751096248626709},{"id":"https://openalex.org/C162324750","wikidata":"https://www.wikidata.org/wiki/Q8134","display_name":"Economics","level":0,"score":0.04575541615486145},{"id":"https://openalex.org/C139719470","wikidata":"https://www.wikidata.org/wiki/Q39680","display_name":"Macroeconomics","level":1,"score":0.0},{"id":"https://openalex.org/C97355855","wikidata":"https://www.wikidata.org/wiki/Q11473","display_name":"Thermodynamics","level":1,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"mag:2361963583","doi":null,"is_oa":false,"landing_page_url":"https://en.cnki.com.cn/Article_en/CJFDTOTAL-JSJN200801013.htm","pdf_url":null,"source":{"id":"https://openalex.org/S2764815606","display_name":"Agriculture Network Information","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"listed_in":[],"host_organization":"https://openalex.org/P4322696733","host_organization_name":"Chinese Academy of Agricultural Sciences","host_organization_lineage":["https://openalex.org/P4322696733"],"host_organization_lineage_names":["Chinese Academy of Agricultural Sciences"],"type":"journal"},"license":null,"license_id":null,"version":null,"is_accepted":false,"is_published":false,"raw_source_name":"Agriculture Network Information","raw_type":null}],"best_oa_location":null,"sustainable_development_goals":[{"display_name":"Zero hunger","score":0.991100013256073,"id":"https://metadata.un.org/sdg/2"}],"study_designs":[],"awards":[],"funders":[],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":0,"referenced_works":[],"related_works":["https://openalex.org/W2360367770","https://openalex.org/W7125707734","https://openalex.org/W2363208012","https://openalex.org/W2739297133","https://openalex.org/W2144373162","https://openalex.org/W6992831739","https://openalex.org/W2310226864","https://openalex.org/W2566955261","https://openalex.org/W7204312683","https://openalex.org/W2347849372"],"abstract_inverted_index":{"This":[0],"paper":[1],"introduced":[2],"a":[3],"method":[4],"which":[5],"can":[6,30],"creat":[7],"the":[8,51],"upper":[9],"contour":[10],"crop":[11],"yield":[12,29,43],"line":[13],"and":[14,18,22,27],"simulate":[15],"tendline":[16],"simply":[17],"effectively":[19],"with":[20,41],"Matlab":[21],"VC.The":[23],"next":[24],"year":[25],"perfect":[26],"tend":[28],"be":[31],"figured":[32],"out":[33],"based":[34],"on":[35],"this":[36],"mothod.The":[37],"result":[38],"of":[39,44],"experiment":[40],"wheat":[42],"Guyuan":[45],"in":[46],"south":[47],"Ningxia":[48],"shows":[49],"that":[50],"effect":[52],"is":[53],"satisfied.":[54]},"counts_by_year":[],"updated_date":"2025-10-10T17:16:08.811792","created_date":"2016-06-24T00:00:00"}