A Signal Based Triangular Structuring Element for Mathematical Morphological Analysis and Its Application in Rolling Element Bearing Fault Diagnosis

Figure 2

Signal after closing operation by triangular SEs with different heights: (a) ℎ=0.01, (b) ℎ=0.7, (c) ℎ=2.3, and (d) ℎ=10.

(a)

(b)

(c)

(d)