Mathematical Problems in Engineering / 2019 / Article / Fig 9

Research Article

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

Figure 9

The traditional AR model spectrums and improved FLO-AR spectrums of the signal under Gaussian noise environment () ((a) AR model spectrums of the signal , where ; (b) FLO-AR spectrums of the signal , where and ).


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