How to use test set data if model has been built using a training set transformed with PCA?
2632
PCA and the train/test split
116179
Is principal component regression (PCR) using principal component scores for regression?
87472
Calculating ratio of sample data used for model fitting/training and validation
85751
Trouble with imputed data set
85031
How to interpret this PCA biplot to determine which attributes to pick?
126726
PCA, LDA, CCA, and PLS
156166
PCA of non-Gaussian data
14442
What's the difference between fit and fit_transform in scikit-learn models?
121682
Standardize Training and Validation Data
15728
How to use a a trained model
105175
Variable ordering using PCA
5304
Cross validation with test data set
11188
Can principal component analysis be applied to datasets containing a mix of continuous and categorical variables?
82881
How to do data augmentation and train-validate split?
16523
How to compute classification accuracy of PCA?
143724
Is it possible to use kernel PCA for feature selection?
16519
Transformed data due to non-normal residuals - how to see if it actually improved the model?