fixed other CNN references

NN/models/enhanced_cnn_with_orderbook.py

@@ -501,7 +501,16 @@ class EnhancedCNNWithOrderBook(nn.Module):
             # Get probabilities
             q_values = outputs['q_values']
             probs = F.softmax(q_values, dim=1)
-            confidence = outputs['confidence'].item()
+            
+            # Handle confidence shape properly to avoid scalar conversion errors
+            confidence_tensor = outputs['confidence']
+            if isinstance(confidence_tensor, torch.Tensor):
+                if confidence_tensor.numel() == 1:
+                    confidence = confidence_tensor.item()
+                else:
+                    confidence = confidence_tensor.flatten()[0].item()
+            else:
+                confidence = float(confidence_tensor)
             
             # Action selection with confidence thresholding
             if confidence >= self.confidence_threshold: