A 1.5D Spectral Kurtosis-Guided TQWT Method and Its Application in Bearing Fault Detection

Figure 2

Curve of the kurtosis and 1.5D spectral kurtosis with different SNR. (a) . (b) . (c) . (d) . (e) . (f) . (g) . (h) . (i) . (g) . (k) . (l) . (m) . (n) . (o) . (p) . (q) .

(a)

(b)

(c)

(d)

(e)

(f)

(g)

(h)

(i)

(j)

(k)

(l)

(m)

(n)

(o)

(p)

(q)