Update README.md

README.md

@@ -20,7 +20,7 @@ Please refer to our 🚀 [Website](http://opendrivelab.com/freetacman) | 📄 [P
 The dataset is organized into 50 task categories, each containing:
 
 - **Video files**: Synchronized video recordings from the wrist-mounted and visuo-tactile cameras for each demonstration
-- **Trajectory files**: Detailed 3D tracking data for TCP and gripper distance
+- **Trajectory files**: Detailed tracking data for tool center point pose and gripper distance
 
 
 ## 🧾 Data Format
@@ -38,12 +38,12 @@ Each trajectory file contains the following data columns:
 - `timestamp` - Unix Timestamp
 
 #### Tool Center Point (TCP) Data
-- `TCP_pos_x`, `TCP_pos_y`, `TCP_pos_z` - TCP 3D position (mm)
-- `TCP_euler_x`, `TCP_euler_y`, `TCP_euler_z` - TCP orientation (Euler angles in degrees)
+- `TCP_pos_x`, `TCP_pos_y`, `TCP_pos_z` - TCP position
+- `TCP_euler_x`, `TCP_euler_y`, `TCP_euler_z` - TCP orientation (euler angles)
 - `quat_w`, `quat_x`, `quat_y`, `quat_z` - TCP orientation (quaternion representation)
 
 #### Gripper Data
-- `gripper_distance` - Gripper opening distance (mm)
+- `gripper_distance` - Gripper opening distance
 
 
 ## 📝 Citation
@@ -65,4 +65,4 @@ This dataset is released under the MIT License. See LICENSE file for details.
 
 ## 📧 Contact
 
-For questions or issues regarding the dataset, please contact: Longyan Wu ([email protected])
+For questions or issues regarding the dataset, please contact: Longyan Wu ([email protected]).