Stack Exchange network consists of 183 Q&A communities including Stack Overflow, the largest, most trusted online community for developers to learn, share their knowledge, and build their careers.
Q&A for work
Connect and share knowledge within a single location that is structured and easy to search.
I have a question about the functioning of PCA. I have a dataset with only 2 categorical attributes out of 9. Is it good to calculate pca between those two? Does it help me understanding anything special?
here's my dataset
PCA is not recommended for categorical features. There are equivalent algorithms for categorical features like CATPCA and MCA.
Required, but never shown