Detecting Gear Surface Defects Using Background-Weakening Method and Convolutional Neural Network

<div>Comparison of image smoothness after mean filtering. (a) Original grayscale image. (b) The pixel gradient of the original grayscale image. (c) Image after mean filtering. (d) Image pixel gradient after mean filtering.</div>

Journal of Sensors

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Figure 7

Figure 7: Detecting Gear Surface Defects Using Background-Weakening Method and Convolutional Neural Network 