Mathematical Problems in Engineering / 2019 / Article / Fig 14

Research Article

Applications of Fractional Lower Order Frequency Spectrum Technologies to Bearing Fault Analysis

Figure 14

FLO-ARMA model and ARMA model spectrums of the signal under () noise environment () ((a) ARMA model spectrums of the signal , where and ; (b) FLO-ARMA model spectrums of the signal , where , , and ).

(a)
(b)

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