Condition Monitoring of Chain Sprocket Drive System Based on IoT Device and Convolutional Neural Network

Figure 12

Feature maps for eight fault-states and one normal state extracted from the final convolutional layer of the trained CNN network. (a) Fault no. 1. (b) Fault no. 2. (c) Fault no. 3. (d) Fault no. 4. (e) Fault no. 5. (f) Fault no. 6. (g) Fault no. 7. (h) Fault no. 8. (i) Normal.

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