Machine Learning, Principal Component, Artificial Intelligence, Unsupervised Learning, Pca Analysis.
each represents unique information. Here’s a breakdown of the notation: PC1: The first principal component. X1, X2, …, Xp: The original features of the dataset. ϕ11, ϕ21, …, ϕp1: The weights assigned to each original feature for the first principal component. The principal components are typically