Using the method of principal component Analysis based on the sample data of 65 individuals with normal pulmonary function, we obtained the first and second principal components.
根据65例正常肺功能的样本数据,应用主成份分析方法,我们算得第一、第二主成份。
Then utilizing principal component analysis, the author analyzed the data of each period and concluded that the first and second principal component's accumulative proportion is more than 85 percent.
根据第一主成分和第二主成分的特征向量计算各时间段的第一主成分和第二主成分的指标值。
The first principal component can denote the degree of soil salinity, and the second and third principal component can denote the degree of soil alkalinity.
第一主成分综合反映了区内土壤盐渍化程度,第二和第三主成分联合反映了土壤的碱性特征。
Time phase for the first complex principal component and time amplitude for the second one may use forecast of days of yearly snow lying.
第一复主分量的时间位相和第二复主分量的时间振幅峰值年可用于年积雪日数的预测。
This second edition has been completely revised to feature new chapters on principal component analysis, self-modeling curve resolution, and multi-way analysis methods.
这次再版已经被完全修正成特征关于主成分分析,自我模型化曲线决定和多模式的分析方法的新章。
This second edition has been completely revised to feature new chapters on principal component analysis, self-modeling curve resolution, and multi-way analysis methods.
这次再版已经被完全修正成特征关于主成分分析,自我模型化曲线决定和多模式的分析方法的新章。
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