参数:which
the type of methods to get. E.g. only get the PCA methods based on the classical model where the fitted data is a direct multiplication of scores and loadings. </table>
方法得到的。例如只有获得PCA方法基于经典模型拟合数据是直接乘分数和负荷。 </ TABLE>
值----------Value----------
A character vector with the current methods for doing PCA
与目前的方法做PCA的特征向量