Indoor Acoustic Signals Enhanced Algorithm and Visualization Analysis

Figure 8

The distributions of quiet points at (a) t = 0.03 s, (c) t = 0.07 s, (e) t = 0.4 s, and (g) t = 0.6 s and their corresponding results after subseparation are shown in (b), (d), (f), and (h).

(a)

(b)

(c)

(d)

(e)

(f)

(g)

(h)