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Annotator User Guide

1. Log in to the Platform​

If you are not logged in, the system will automatically redirect you to the login page. Please enter your account and password to log in.

2. View Annotation Tasks​

After logging in, click "Annotation List" on the left to view the tasks assigned to you and check the current status of the data.

Before starting annotation, please update the task status to "Annotating".

3. Start Annotating​

Select the data to be annotated and click "Start Annotation" to enter the annotation page and begin your work.

[Capture Task] Annotation Example​

Example: As shown in the figure, when the collector's hands approach the object, it marks the start of an action. Please press the Q key at this moment.

When the collector has picked up the strawberry and moved it a certain distance, it marks the end of the action. Please press the R key at this moment.

After pressing the R key, select "Add Label". For example, if the video segment is "picking up the strawberry from the desktop", the label should be: pick the strawberry from the desktop

If the object queue does not contain the corresponding item, you can add it manually. Please include at least both Chinese and English.

Similarly, the label for placing the strawberry down is: place the strawberry on the desktop

After completing the annotation for an action, it should look like the following:

4. Data Check​

During annotation, you need to check the completeness of the captured actions, multi-camera data, and the pose of the mocap character. If you find any issues, left-click the corresponding natural language segment and select the appropriate exception label:

  • Invalid capture data: The captured action is not qualified
  • Basic data issue: Multi-camera, haptic, or mocap pose is not qualified

  • Haptic data error: Haptic feedback is incorrect
  • Invalid capture data: The captured action or data integrity does not meet the standard

5. Save Annotation​

Click the "Save" button to save the current annotation information.

After all data in the task has been annotated, please update the task status to "Pending Review". The corresponding reviewer will conduct a comprehensive review of the annotated data.