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Support attention deferral in deep ssgr

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This commit is contained in:
James Betker 2020-10-05 19:35:55 -06:00
parent 840927063a
commit 4111942ada
1 changed files with 8 additions and 2 deletions
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8
codes/models/archs/StructuredSwitchedGenerator.py
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@ -352,10 +352,15 @@ class SSGDeep(nn.Module):
self.init_temperature = init_temperature
self.final_temperature_step = 10000
def forward(self, x, ref, ref_center):
def forward(self, x, ref, ref_center, save_attentions=True):
# The attention_maps debugger outputs <x>. Save that here.
self.lr = x.detach().cpu()
# If we're not saving attention, we also shouldn't be updating the attention norm. This is because the attention
# norm should only be getting updates with new data, not recurrent generator sampling.
for sw in self.switches:
sw.set_update_attention_norm(save_attentions)
x_grad = self.get_g_nopadding(x)
ref_code = checkpoint(self.reference_embedding, ref, ref_center)
ref_embedding = ref_code.view(-1, ref_code.shape[1], 1, 1).repeat(1, 1, x.shape[2] // 8, x.shape[3] // 8)
@ -376,6 +381,7 @@ class SSGDeep(nn.Module):
x_out = checkpoint(self.upsample, x_out)
x_out = checkpoint(self.final_hr_conv2, x_out)
if save_attentions:
self.attentions = [a1, a3, a4, a5, a6]
self.grad_fea_std = grad_fea_std.detach().cpu()
self.fea_grad_std = fea_grad_std.detach().cpu()