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Rotating machinery fault diagnosis for imbalanced data based on decision tree and fast clustering algorithm

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Figure

Fig. 1. Schematic diagram of the decision tree
Fig. 3. Flowchart of building fault diagnosis model
Table 1. Testing for gearbox
Table 2. Classification accuracy comparisons between fault diagnosis model and other methods  Proportion of the data set  150:30  150:40  150:50  150:60  150:70  150:80
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