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Replace the looping with gather ops #95

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Replace the looping with gather ops #95

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37875f5
Replace the looping with gather ops
jeasinema Jul 23, 2021
405b1d5
Merge pull request #1 from jeasinema/jeasinema-patch-1
jeasinema Jul 23, 2021
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3 changes: 1 addition & 2 deletions visualize_attention.py
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Original file line number Diff line number Diff line change
Expand Up @@ -190,8 +190,7 @@ def display_instances(image, mask, fname="test", figsize=(5, 5), blur=False, con
cumval = torch.cumsum(val, dim=1)
th_attn = cumval > (1 - args.threshold)
idx2 = torch.argsort(idx)
for head in range(nh):
th_attn[head] = th_attn[head][idx2[head]]
th_attn = torch.gather(th_attn, 1, idx2)
th_attn = th_attn.reshape(nh, w_featmap, h_featmap).float()
# interpolate
th_attn = nn.functional.interpolate(th_attn.unsqueeze(0), scale_factor=args.patch_size, mode="nearest")[0].cpu().numpy()
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