Wednesday, February 18, 2009

Edge Detection on Images

Intro
The following images show the result of applying various edge detection algorithms on this image.

Original Image


  1. Prewitt

    -1 -1 -1
    0 0 0
    1 1 1

  2. Sobel

    -1 -2 -1
    0 0 0
    1 2 1

  3. Laplacian 1

    -1 -1 -1
    -1 8 -1
    -1 -1 -1

  4. Laplacian 2

    0 -1 0
    -1 4 -1
    0 -1 0

  5. Stochastic

    0.802 0.836 0 -0.836 -0.802
    0.845 0.897 0 -0.897 -0.845
    0.870 1.000 0 -1.000 -0.870
    0.845 0.897 0 -0.897 -0.845
    0.802 0.836 0 -0.836 -0.802


1 comments:

Manav Gupta said...

What software are you using for edge detection?