'Hysteresis thresholding' diaporamas de présentation

Edge Detection

Edge Detection. Edge Detection. Edges characterize boundaries of objects in image A fundamental problem in image processing Edges are areas with strong intensity contrasts A jump in intensity from one pixel to the next Edge detected image Reduces significantly the amount of data,

1.56k views • 39 slides

CAP5415 Computer Vision Spring 2003

CAP5415 Computer Vision Spring 2003. Khurram Hassan-Shafique. Detecting Edges in Image. Sobel Edge Detector. Edges. Threshold. Image I. Sobel Edge Detector. Sobel Edge Detector. Marr and Hildreth Edge Operator. Smooth by Gaussian Use Laplacian to find derivatives.

290 views • 27 slides

Perceptual Hysteresis Thresholding: Towards Driver Visibility Descriptors

345 views • 16 slides