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def forward(self, x, timesteps=None, context=None, y=None, **kwargs): | |
# broadcast timesteps to batch dimension | |
timesteps = timesteps.expand(x.shape[0]) | |
hs = [] | |
t_emb = get_timestep_embedding(timesteps, self.model_channels) # , repeat_only=False) | |
t_emb = t_emb.to(x.dtype) | |
emb = self.time_embed(t_emb) | |
assert x.shape[0] == y.shape[0], f"batch size mismatch: {x.shape[0]} != {y.shape[0]}" |
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""" | |
A bare bones examples of optimizing a black-box function (f) using | |
Natural Evolution Strategies (NES), where the parameter distribution is a | |
gaussian of fixed standard deviation. | |
""" | |
import numpy as np | |
np.random.seed(0) | |
# the function we want to optimize |