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Mathematical Problems in Engineering
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2022
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Article
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Tab 5
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Research Article
Bearing Fault Prognosis Method Based on Priori Knowledge-Enhanced Particle Filter
Table 5
Fault prognosis results of the PKE-PF method under 90% confidence interval of different observed sample lengths.
Observed sample length
Number of predicted failure samples
Prediction accuracy (%)
1000
3916
84.69
1500
3871
83.72
1800
5020
91.44
2500
4670
99.01