Data Science, Machine Learning, Pattern Recognition, Pca Analysis, Data Reduction.
matplotlib, fig, ax = plt.subplots() ax.plot(X[0,:], X[1,:], marker = 'o', ls='', markerfacecolor = 'none', markeredgecolor='k', label = 'Data') ax.set_xlabel(r'$x$') ax.set_ylabel(r'$y$') ax.xaxis.set_tick_params(direction='in', which='both') ax.yaxis.set_tick_params(direction='in', which='both')