无意义的信息 meaning in Chinese

garbage

Abstract : this paper deals with the comparing two regression methods based on different principal components . the principal components acquired by principal component analysis are the best summery of the information in the independent variables " system , but generally they are short of the explanatory capability to the dependent variable . however the components acquired by using pls regression can not only summarize the independent variables well , but also they have the best explanation to the dependent variable . moreover , the interference from invalid information is eliminated at the same time
文摘:对两种采用成分提取进行回归建模的方法进行比较分析.指出采用主成分分析提取的主成分，虽然能很好地概括自变量系统中的信息，却往往对因变量缺乏解释能力.而采用pls回归所提取的成分，则能在很好地概括自变量系统信息的同时，最好地解释因变量，排除无意义的信息干扰作用