Pca, Principal Components, Dimensionality Reduction, Eigenvectors, Eigenvalue.
axis to the new axis(eigenvectors). Now the last thing is the eigenvalues. If in a normal system we say that we project all the points in X-Y space to X-axis, how would you do that? Simply take the points (x1,x2) and set x2 as 0. It’s simple! Take the x values of the coordinates and we have