gambar deblurring python
from scipy.ndimage import convolve
blurred_image = # Load image
kernel = # Load kernel/psf
learning_rate = # You need to find this yourself, do a logarithmic line search. Small rate will always converge, but slowly. Start with 0.4 and divide by 2 every time it fails.
maxit = 100
def loss(image):
return np.sum(convolve(image, kernel) - blurred_image)
def gradient(image):
return convolve(convolve(image, kernel) - blurred_image)
deblurred = blurred_image.copy()
for _ in range(maxit):
deblurred -= learning_rate*gradient(image)
HandsomeOldGod5355