Eigenvectors, Principal Component, Dimensionality Reduction, Data Science, Unsupervised Learning.
a=4.12 (length of the blue line) To get unit one length for a, we divide all the sides by 4.12 Therefore we get a=1, b=4/4.12=0.97 c=1/4.12=0.24 Now we have achieved our singular vector. Eigenvector of PC1, Source: Image by Author 2. This unit-long vector consisting of 0.97 parts of Maths and 0.24