Research Article

1DCNN Fault Diagnosis Based on Cubic Spline Interpolation Pooling

Table 1

Results of the experiment.

Number of bearing status signalsNumber of misidentified bearing states
Bearing conditionTrain sampleTest sampleMax poolingMean poolingCubic spline interpolation pooling

Normal state400100845
Rolling element damage40010012163
Inner ring damage4001003202
Outer ring damage4001001286
Accuracy of the testing sample (%)94.083.096.0