A Batch Rival Penalized Expectation-Maximization Algorithm for Gaussian Mixture Clustering with Automatic Model Selection

Figure 2

The performance of the batch RPEM as 𝑘^∗=3, 𝑘=8, and 𝜀=−0.8: (a) initial positions of seed points; (b) converged positions of seed points.

(a)

(b)