Learn three methods to perform PCA on categorical or mixed data types in Python: one-hot encoding, factor analysis, and mixed data PCA. Compare their advantages and disadvantages.

Basic of one hot encoding using various ways: numpy, sklearn, Keras etc. The machine cannot understand words and therefore it needs numerical values so as to make it easier for the machine to process ...

Integer and one-hot encoding SELFIES: In this example, we first build an alphabet from a dataset of SELFIES strings, and then convert a SELFIES string into its padded encoding. Note that we use the ...