Research Article
Large Display Interaction via Multiple Acceleration Curves and Multifinger Pointer Control
Figure 8
(This is not drawn to scale.) Reciprocal target acquisition task: users start by clicking the green target that appears at a random size and location on any of the rings. When the green target is clicked, the red target appears reciprocally to the green target. The measurements begin when the green target is clicked and end when the red target is clicked.