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ultralytics 8.2.84 new SAM flexible imgsz inference (#15882)

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Co-authored-by: UltralyticsAssistant <web@ultralytics.com>
Co-authored-by: Glenn Jocher <glenn.jocher@ultralytics.com>
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Laughing 2024-08-30 20:59:08 +08:00 • committed by GitHub
parent 5d66140ce1
commit 7053169fd0
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6 changed files with 70 additions and 7 deletions
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7
ultralytics/models/sam/modules/encoders.py
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@ -151,7 +151,12 @@ class ImageEncoderViT(nn.Module):
"""Processes input through patch embedding, positional embedding, transformer blocks, and neck module."""
x = self.patch_embed(x)
if self.pos_embed is not None:
x = x + self.pos_embed
pos_embed = (
F.interpolate(self.pos_embed.permute(0, 3, 1, 2), scale_factor=self.img_size / 1024).permute(0, 2, 3, 1)
if self.img_size != 1024
else self.pos_embed
)
x = x + pos_embed
for blk in self.blocks:
x = blk(x)
return self.neck(x.permute(0, 3, 1, 2))