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hub / github.com/DPS2022/diffusion-posterior-sampling / get_gaussian_kernel

Function get_gaussian_kernel

util/img_utils.py:245–250  ·  view source on GitHub ↗
(kernel_size=31, std=0.5)

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243
244
245def get_gaussian_kernel(kernel_size=31, std=0.5):
246 n = np.zeros([kernel_size, kernel_size])
247 n[kernel_size//2, kernel_size//2] = 1
248 k = scipy.ndimage.gaussian_filter(n, sigma=std)
249 k = k.astype(np.float32)
250 return k
251
252
253def init_kernel_torch(kernel, device="cuda:0"):

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