Different tools for calculating PCA
8333
Does the sign of scores or of loadings in PCA or FA have a meaning? May I reverse the sign?
17025
What exactly is called "principal component" in PCA?
45858
How to compute varimax-rotated principal components in R?
85031
How to interpret this PCA biplot to determine which attributes to pick?
29579
Ways to measure distance from multivariate Gaussian (Mahalanobis distance)
154757
One component in PCA is always the mean vector in two-dimensions but not three
29381
How to perform dimensionality reduction with PCA in R
116179
Is principal component regression (PCR) using principal component scores for regression?
126726
PCA, LDA, CCA, and PLS
11188
Can principal component analysis be applied to datasets containing a mix of continuous and categorical variables?
41608
Weighted principal components analysis
22551
What can cause PCA to worsen results of a classifier?
39839
Doing principal component analysis or factor analysis on binary data
89237
PCA: Eigenvectors of opposite sign and not being able to compute eigenvectors with `solve` in R
7632
Interpretation of biplots in principal components analysis
67557
Imputation of missing values for PCA
55847
PCA demeaning the data