diff --git a/src/data/basic_dataset.py b/src/data/basic_dataset.py
index a7a6cc4..0d8fef4 100644
--- a/src/data/basic_dataset.py
+++ b/src/data/basic_dataset.py
@@ -124,7 +124,9 @@ def __init__(
                     else None
                 )
 
-                camera_calibration = scene_obj[key_frame_id]["camera_calibration"]
+                camera_calibration = None
+                if split=="val" and add_kois and add_bev:
+                    camera_calibration = scene_obj[key_frame_id]["camera_calibration"]
 
                 qas = scene_obj[key_frame_id]["QA"]
 
diff --git a/src/models/qwen_vl_inference.py b/src/models/qwen_vl_inference.py
index 6487604..342c497 100644
--- a/src/models/qwen_vl_inference.py
+++ b/src/models/qwen_vl_inference.py
@@ -17,7 +17,7 @@
 class QwenVLInferenceEngine(BaseInferenceEngine):
     def __init__(
         self,
-        processor_path: str = "Qwen/Qwen2.5-VL-3B-Instruct",
+        processor_path: str = "Qwen/Qwen2.5-VL-7B-Instruct",
         model_path: Optional[str] = None,
         use_4bit: bool = False,
         torch_dtype: Optional[torch.dtype] = None,