Machine Learning, Data Science, Data Visualisation, Linear Algebra, Math.
dimension of the dataset. So for a 2D plot there will be 2 Eigenvectors, for a 3D plot there will be 3 Eigenvectors and so on… Now from the plot we can observe that the variation is more in the direction of PC1 than it is for PC2. Look at the graph and take the median (black) point as reference,