Upload README.md

README.md

@@ -131,8 +131,8 @@ as summarized below.
 | Data Name | Data Key |Shape | Semantics |
 |:---------:|:-----:|:----:|:----:|
 | Joint control |joint_positions | (6,) | Joint angle (in radians) from the base to the end effector. |
-| Pose control | ee_positions | (6,) | End effector pose (tx, ty, tz, roll, pitch, yaw), where (roll, pitch, yaw) is relative euler angles from the arm base coordinate. X : back to front; Y: right to left; Z: down to up. |
-| Gripper control |gripper | (1,) | Actual gripper width measurement in meter. | 
+| Pose control | end_effector_pose | (6,) | End effector pose (tx, ty, tz, roll, pitch, yaw), where (roll, pitch, yaw) is relative euler angles from the arm base coordinate. X : back to front; Y: right to left; Z: down to up. |
+| Gripper control |gripper_width | (1,) | Actual gripper width measurement in meter. | 
 | Time stamp |timestamp | (1,) | Floating point timestamp (in milliseconds) of each frame. |
 
 #### UR5