debug: 固定验证集上的随机噪声，修复resnet在训练时bn层会切换到train的问题

2026-02-06 21:31:19 +08:00
parent 05f3cc1e47
commit 456056347f
4 changed files with 18 additions and 135 deletions
@@ -200,6 +200,13 @@ def main(cfg: DictConfig):
        if val_loader is None:
            return None
        agent.eval()
+
+        # 🔧 FIX: Set deterministic seed for validation to get reproducible loss
+        # This ensures validation loss is comparable across different steps
+        torch.manual_seed(42)
+        if torch.cuda.is_available():
+            torch.cuda.manual_seed(42)
+
        total_loss = 0.0
        num_batches = 0
        with torch.no_grad():