what is pca in non linear data can the correlation of pca be negligible with a nonlinear dataset is pca always zero? why is pca used in nonlinear data what does pca inherently mean? why use pca how do you find the correlation of a random sample in a pca? is pca inherently nonlinear can you use pca to measure nonlinear pca what is the pca of the non-geometric data does pca assume that a sample is non-gaussian how do i use pca what is the difference between pca and pca gaussian what is the relationship between the correlation in a pca and a Gaussian distribution? is pca a linear measure is pca inherently linear why use pca inherently what is pca of non linear data what pca means for a non-linear distribution what is the relationship between the pca and normal range in data