Datafeatureengineering

• Pca
  • DATA FEATURE ENGINEERING: PCA
  • Table of Content
  • How to decide whether to use PCA or not?
  • Should we split the data before appyling PCA?
  • Choosing the Number of PCA Components
  • PCA - Explained Variance
  • What does these explained_variance_ratio means?
  • Are These Explained-Variance Values ‘Good’ or ‘Bad’?
  • PCA Vs KPCA