Rotation in PCA and Factor Analysis
112934
Is PCA followed by a rotation (such as varimax) still PCA?
86082
Interpreting PCA scores
112134
What are principal component scores?
143679
Is the sign of principal components meaningless?
156166
PCA of non-Gaussian data
36609
Creating a single index from several principal components or factors retained from PCA/FA
69386
What's the relationship between initial eigenvalues and sums of squared loadings in factor analysis?
79786
How would PCA help with a k-means clustering analysis?
6316
PCA on correlation or covariance?
158716
Cholesky versus eigendecomposition for drawing samples from a multivariate normal distribution
103877
The advantages and disadvantages of using Kaiser Rule to select the number of principal components
29381
How to perform dimensionality reduction with PCA in R
146118
Grouping predictor factor levels based on response variable
154261
PCA when the dimensionality is greater than the number of samples
72375
Efficiently Constructing Rank One Approximations for a Matrix using SVD
25410
What is an intuitive explanation for how PCA turns from a geometric problem (with distances) to a linear algebra problem (with eigenvectors)?
6590
PCA and proportion of variance explained