Figures & data
Figure 1. Gray level histogram of medium grain rice: (a) original image; and (b) after gamma correction and histogram equalization.
Figure 2. Gray level histogram of long grain rice: (a) original image; and (b) after gamma correction.
Figure 3. Image representing the classification of stress fissures in medium grain rice images: (a) raw images; (b) image after gamma correction; (c) image after histogram equalization; (d) image after erosion; (e) image after regional enhancement; and (f) image after edge detection.
Figure 4. Image representing the classification of stress fissures in long grain rice images: (a) raw image; (b) image after gamma correction; (c) image after high pass filtering; (d) image after contrast adjustment; and (e) image after regional filtering.
