简介:Bystudyingthetraditionalspectralreflectancereconstructionmethod,spectralreflectanceandtherelativespectralpowerdistributionofalightingsourcearesparselydecomposed,andtheorthogonalpropertyoftheprincipalcomponentorthogonalbasisisusedtoeliminatebasis;thenspectralreflectancedataareobtainedbysolvingasparsecoefficient.Aftertheoreticalanalysis,thespectralreflectancereconstructionbasedonsparsepriorknowledgeoftheprincipalcomponentorthogonalbasisbyasingle-pixeldetectoriscarriedoutbysoftwaresimulationandexperiment.Itcanreducethecomplexityandcostofthesystem,andhascertainsignificancefortheimprovementofmultispectralimageacquisitiontechnology.
简介:摘要小学生由于年纪比较小,会很大程度依赖班主任,毫无疑问,班主任是学生群体的核心,班主任对学生的成长是非常重要的。在班主任进行班级管理的过程中,沟通是比较有效的方式。班主任的个人沟通能力直接关系着班级各项事务能否得到良好的处理,也是班级管理工作能够良性开展的有效保证。