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Mathematical Problems in Engineering
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Mathematical Problems in Engineering
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2017
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Article
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Tab 1
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Research Article
Optimal Cost-Effective Maintenance Policy for a Helicopter Gearbox Early Fault Detection under Varying Load
Table 1
value of the normality and independence tests.
RMS of residuals
Healthy portion (files 1–100)
Unhealthy portion (files 101–145)
Normality
0.1641
0.4032
Independence
0.3321
0.1861