Update README.md

README.md

@@ -47,7 +47,6 @@ To make loading directly into PyTorch seamless, all video sequences are formatte
 | `uv_coords` | `[N, 16, 2]` | `float32` | 2D pixel coordinates `(x, y)` of the true hidden Center of Mass (CoM). |
 | `box_center_uv` | `[N, 16, 2]` | `float32` | 2D pixel coordinates `(x, y)` of the geometric bounding box center. |
 | `z_depths` | `[N, 16, 1]` | `float32` | Absolute metric depth (Z-axis in meters) from the camera to the CoM. |
-| `box_dims` | `[N, 16, 2]` | `float32` | Bounding box width and height in pixels. |
 | `com_magnitudes` | `[N, 1]` | `float32` | The absolute scalar magnitude of the hidden mass offset. |
 
 #### `HiddenMass-50K-Test-Public.hdf5` (Public Evaluation Benchmark)