equalize {rimage}R Documentation

Make image having equalized histogram

Description

This function make image having equalized histogram of original image.

Usage

equalize(img)

Arguments

img target image

Value

Data of the same mode as 'img', in which minimum value is 0 and maximum value is 1.

Examples

  op <- par(mfrow=c(2,2))
  data(logo)

  plot(logo, main="Original Logo")
  plot(equalize(logo), main="Equalized Logo")

  catpic <- rgb2grey(read.jpeg(system.file("data", "cat.jpg", package="rimage")))
  plot(catpic, main="Cat Image in Greyscale")
  plot(equalize(catpic), main="Equalized Cat Image")

  par(op)

[Package rimage version 0.5-7 Index]