Computation times

00:01.594 total execution time for 3 files from examples/mlearning/clustering_model:

Example	Time	Mem (MB)
Gaussian Mixtures (plot_gaussian_mixture.py)	00:00.766	0.0
K-means (plot_kmeans.py)	00:00.685	0.0
API (plot_clustering_api.py)	00:00.142	0.0