close_edges1 |
Close edge gaps using the edge amplitude image. |
close_edges2 |
Close edge gaps using the edge amplitude image. |
derivate_gauss |
Convolve an image with derivatives of the Gaussian. |
detect_edges1 |
Detect straight edge segments. |
diff_of_gauss__ |
Approximate the LoG operator (Laplace of Gaussian). |
edges__ |
Extract edges using Deriche, Shen, or Canny filters. |
edges_sub_pix |
Extract sub-pixel precise edges using Deriche, Shen, or Canny filters. |
frei_amp |
Detect edges (amplitude) using the Frei-Chen operator. |
frei_dir |
Detect edges (amplitude and direction) using the Frei-Chen operator. |
highpass__ |
Extract high frequency components from an image. |
info_edges |
Estimate the width of a filter in edges__. |
kirsch_amp |
Detect edges (amplitude) using the Kirsch operator. |
kirsch_dir |
Detect edges (amplitude and direction) using the Kirsch operator. |
laplace__ |
Calculate the Laplace operator by using finite differences. |
laplace_of_gauss |
LoG-Operator (Laplace of Gaussian). |
prewitt_amp |
Detect edges (amplitude) using the Prewitt operator. |
prewitt_dir |
Detect edges (amplitude and direction) using the Prewitt operator. |
roberts__ |
Detect edges using the Roberts filter. |
robinson_amp |
Detect edges (amplitude) using the Robinson operator. |
robinson_dir |
Detect edges (amplitude and direction) using the Robinson operator. |
sobel_amp |
Detect edges (amplitude) using the Sobel operator. |
sobel_dir |
Detect edges (amplitude and direction) using the Sobel operator. |