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Chinese Journal of Mechanical Engineering

Table 2 Evaluating indicator of 3 decomposition method

From: A New Method of Wind Turbine Bearing Fault Diagnosis Based on Multi-Masking Empirical Mode Decomposition and Fuzzy C-Means Clustering

Method

Evaluating indicator

RMSE1

RMSE2

RMSE3

TC (s)

EMD

0.5564

0.5610

0.1731

0.0308

EEMD

0.3286

0.4196

0.1903

23.4909

MEMD

0.3580

0.3921

0.2587

0.1831

MMEMD

0.1880

0.2138

0.1152

0.4375

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