Figure 2

Eight-point-rectangle Tracking Pattern used for a Target Acquisition Task. A: Eight-Point-Rectangle track pattern used in the target acquisition task. The rectangle is screen-centered with 90% width and height of the workspace. The numbered rectangle represents the sequence of predefined target position, which is equally distributed on four lines of rectangle. B: Example subject position and target position data for Eight-Point-Rectangle target acquisition task (from subject 1006 in low functional stroke group). Note: blue color: subject position; red color: target path line.