3.3.11.4. Equalizing the histogram of an imageΒΆ

Histogram equalizing makes images have a uniform histogram.

plot equalize hist
from skimage import data, exposure
import matplotlib.pyplot as plt
camera = data.camera()
camera_equalized = exposure.equalize_hist(camera)
plt.figure(figsize=(7, 3))
plt.subplot(121)
plt.imshow(camera, cmap="gray", interpolation="nearest")
plt.axis("off")
plt.subplot(122)
plt.imshow(camera_equalized, cmap="gray", interpolation="nearest")
plt.axis("off")
plt.tight_layout()
plt.show()

Total running time of the script: (0 minutes 0.110 seconds)

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