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Edges

In this exercise you will identify the shapes in a grapefruit image by detecting the edges, using the Canny algorithm.

Grapefruits
Image preloaded as grapefruit.

The color module has already been preloaded for you.

This exercise is part of the course

Image Processing in Python

View Course

Exercise instructions

  • Import the canny edge detector from the feature module.
  • Convert the image to grayscale, using the method from the color module used in previous chapters.
  • Apply the canny edge detector to the grapefruit image.

Hands-on interactive exercise

Have a go at this exercise by completing this sample code.

# Import the canny edge detector 
from skimage.____ import ____

# Convert image to grayscale
grapefruit = ____(____)

# Apply canny edge detector
canny_edges = ____

# Show resulting image
show_image(canny_edges, "Edges with Canny")
Edit and Run Code