Edges

List of Operators

close_edgesCloseEdgesCloseEdgesclose_edges

Close edge gaps using the edge amplitude image.

close_edges_lengthCloseEdgesLengthCloseEdgesLengthclose_edges_length

Close edge gaps using the edge amplitude image.

derivate_gaussDerivateGaussDerivateGaussderivate_gauss

Convolve an image with derivatives of the Gaussian.

diff_of_gaussDiffOfGaussDiffOfGaussdiff_of_gauss

Approximate the LoG operator (Laplace of Gaussian).

edges_colorEdgesColorEdgesColoredges_color

Extract color edges using Canny, Deriche, or Shen filters.

edges_color_sub_pixEdgesColorSubPixEdgesColorSubPixedges_color_sub_pix

Extract subpixel precise color edges using Deriche, Shen, or Canny filters.

edges_imageEdgesImageEdgesImageedges_image

Extract edges using Deriche, Lanser, Shen, or Canny filters.

edges_sub_pixEdgesSubPixEdgesSubPixedges_sub_pix

Extract sub-pixel precise edges using Deriche, Lanser, Shen, or Canny filters.

frei_ampFreiAmpFreiAmpfrei_amp

Detect edges (amplitude) using the Frei-Chen operator.

frei_dirFreiDirFreiDirfrei_dir

Detect edges (amplitude and direction) using the Frei-Chen operator.

highpass_imageHighpassImageHighpassImagehighpass_image

Extract high frequency components from an image.

info_edgesInfoEdgesInfoEdgesinfo_edges

Estimate the width of a filter in edges_imageedges_imageEdgesImageEdgesImageEdgesImage.

kirsch_ampKirschAmpKirschAmpkirsch_amp

Detect edges (amplitude) using the Kirsch operator.

kirsch_dirKirschDirKirschDirkirsch_dir

Detect edges (amplitude and direction) using the Kirsch operator.

laplaceLaplaceLaplacelaplace

Calculate the Laplace operator by using finite differences.

laplace_of_gaussLaplaceOfGaussLaplaceOfGausslaplace_of_gauss

LoG-Operator (Laplace of Gaussian).

prewitt_ampPrewittAmpPrewittAmpprewitt_amp

Detect edges (amplitude) using the Prewitt operator.

prewitt_dirPrewittDirPrewittDirprewitt_dir

Detect edges (amplitude and direction) using the Prewitt operator.

robertsRobertsRobertsroberts

Detect edges using the Roberts filter.

robinson_ampRobinsonAmpRobinsonAmprobinson_amp

Detect edges (amplitude) using the Robinson operator.

robinson_dirRobinsonDirRobinsonDirrobinson_dir

Detect edges (amplitude and direction) using the Robinson operator.

sobel_ampSobelAmpSobelAmpsobel_amp

Detect edges (amplitude) using the Sobel operator.

sobel_dirSobelDirSobelDirsobel_dir

Detect edges (amplitude and direction) using the Sobel operator.