Blind Source Separation Based on Covariance Ratio and Artificial Bee Colony Algorithm

Figure 2

Separation results for music signals.

(a) Sources 𝑠₄, 𝑠₅, and 𝑠₆

(b) Mixtures 𝑥₄, 𝑥₅, and 𝑥₆

(c) Recovered signals 𝑦₄, 𝑦₅, and 𝑦₆

(d) Scatter plot