Fusing Depth and Silhouette for Scanning Transparent Object with RGB-D Sensor

Figure 4

Generate and adjust a priori constraint for Grabcut, yellow points on the images label the a priori foreground pixels, green rectangle is the child image tailored from color images, and the pixels out of blue rectangle are a priori background pixels. On the right shows the operation in which we remove some a priori foreground pixels which are far from the center along several directions.