no grad if frozen in forward pass

2026-04-25 11:00:14 +02:00
parent 417319457a
commit 02991a7eb5
1 changed files with 5 additions and 1 deletions
@@ -13,7 +13,11 @@ class ViTClassifier(nn.Module):

    def forward(self, x):
        # ViT -> (B, N, D)
-        features = self.encoder(x)
+        if any(p.requires_grad for p in self.encoder.parameters()):
+            features = self.encoder(x)
+        else:
+            with torch.no_grad():
+                features = self.encoder(x)

        # Average Pool -> (B, D)
        avg_embed = features.mean(dim=1)