Data Science, Machine Learning, Pca, Big Data, Principal Component.
'yticks':[]}, gridspec_kw=dict(hspace=0.1, wspace=0.1)) for i, ax in enumerate(axes.flat): ax.imshow(faces.data[i].reshape(62, 47), cmap='bone') Applying PCA on the dataset To produce a quick demo, we simply use scikit-learn’s PCA module to perform dimension reduction on the face dataset and select