Categorical Principal Component Analysis
11188
Can principal component analysis be applied to datasets containing a mix of continuous and categorical variables?
93145
Can I add several additional variables to my principal component regression?
143724
Is it possible to use kernel PCA for feature selection?
103877
The advantages and disadvantages of using Kaiser Rule to select the number of principal components
126886
Do the principal components change if we apply PCA more than once (recursively) on data?
27143
Detecting significant predictors out of many independent variables
30889
Classifying complex $2\times 2$ matrices up to similarity
157062
Dimensionality reduction (SVD or PCA) on a large, sparse matrix
6316
PCA on correlation or covariance?
41608
Weighted principal components analysis
90595
Haar Cascaded Classifier Data in OpenCV:
126726
PCA, LDA, CCA, and PLS
7603
Relationship between SVD and PCA. How to use SVD to perform PCA?
29381
How to perform dimensionality reduction with PCA in R
156166
PCA of non-Gaussian data
129819
Using canonical correlation analysis (CCA) to find matches
76906
Penalized methods for categorical data: combining levels in a factor