A New Feature Extraction Method for Bearing Faults in Impulsive Noise Using Fractional Lower-Order Statistics

Figure 3

PDF curve comparison of different signal components . (a) Normal . (b) Rolling ball . (c) Rolling ball . (d) Rolling ball . (e) Inner race . (f) Inner race . (g) Inner race . (h) Outer race . (i) Outer race . (j) Outer race .

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