Higher guidance scale encourages to generate images that are closely linked to the text prompt,
usually at the expense of lower image quality.


truncation_rate (float, optional, defaults to 1.0 (equivalent to no truncation)) —
Used to “truncate” the predicted classes for x_0 such that the cumulative probability for a pixel is at
most truncation_rate. The lowest probabilities that would increase the cumulative probability above
truncation_rate 