Journal of Sensors / 2019 / Article / Fig 8

Research Article

Neural Network with Confidence Kernel for Robust Vibration Frequency Prediction

Figure 8

Three representative results of the verification test: (a) ROI for vibration frequency measurement; (b) results by Liu and Yang [34], left column from top to bottom: 15, 30, and 45 Hz excitations; (c) results of the proposed method, right column from top to bottom: 15, 30, and 45 Hz excitations.
(a)
(b)
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