variance devoting rates

• 方差贡献率

variance devoting rates的用法和样例：

例句

1. SPCA arithmetic has smaller number of spectral principal components and greater variance contribution than PCA by choosing proper kernel functions and parameters.
   当选取合适的核函数和参数时，谱主成分的个数比主成分的个数要小且累积方差贡献率要大。