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Chinese Journal of Mechanical Engineering

Table 3 The cumulative contribution rate of the principal component

From: Feasibility Study of the GST-SVD in Extracting the Fault Feature of Rolling Bearing under Variable Conditions

The principal component

Singular value

Contribution rate (%)

Cumulative contribution rate (%)

1

41.2185

87.9

87.9

2

2.8704

6.12

94.02

3

0.8897

1.9

95.92

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