Indoor Acoustic Signals Enhanced Algorithm and Visualization Analysis

Figure 9

The quiet area distribution for the indoor environment after FCM algorithm with different times of (a) 0.03 s, (c) 0.07 s, (e) 0.4 s, and (g) 0.6 s at different rows, respectively, and their visualization results of using the FCM algorithm are shown in (b), (d), (f), and (h).

(a)

(b)

(c)

(d)

(e)

(f)

(g)

(h)