Add short description to edge filter example

2026-07-03 07:44:54 +08:00 · 2013-04-27 16:08:00 +02:00
parent 727ed9212a
commit d7eb2dc9eb
1 changed files with 10 additions and 0 deletions
@@ -1,3 +1,13 @@
+"""
+==============
+Edge operators
+==============
+
+Edge operators are used in image processing within edge detection algorithms.
+They are discrete differentiation operators, computing an approximation of the
+gradient of the image intensity function.
+
+"""
 import matplotlib.pyplot as plt

 from skimage.data import camera