what is a performance comparison why use mse for dimension reduction what is a performance comparison of reduction techniques? what type of performance comparison is pca to pls performance comparison between pcla and pls what is performance reduction analysis why use pca and pls why use dimension reduction technique how does mse compare pca and pls can pca be used to compare regression performance comparison of reduction performance analysis comparison between reductions techniques which method is used for dimension reduction? performance comparison between reduction techniques what is the difference between regression techniques and pca what type of regression would you use for dimension reduction what is regression reduction pca pca vs pls what is the reduction of dimension for pcla what is the difference between pca and pls