sobel {rimage}R Documentation

Sobel filter

Description

This function calculates an image which sobel filter is applied. It utilizes a C routine for improving speed.

Usage

sobel(img)

Arguments

img a matrix representing target image

Value

a matrix representing the image after sobel filter is applied

See Also

sobel.h,sobel.v,imagematrix

Examples

  data(logo)
  plot(normalize(sobel(logo)))

[Package rimage version 0.5-7 Index]