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
Return the filter coefficients 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.