Download Eye / Gaze tracking system Client Software: User Manual

Figure 21: Environmental tips. During the day, sit facing towards bright lights such as windows.
This ensures that the face, rather than the background, is well lit.
Figure 22: Environmental tips. At night or indoors, find a well-lit room with bright overhead
lighting. There should be few or no distinct shadows on the face. Bouncing light off walls is
better than direct illumination.
7.2 Poor accuracy in one spot
If gaze tracking is not accurate in one area of the screen, try adding one or two new calibration
clicks in that area. Also, check that no red warning icons are visible. If you see warnings, fix
them before continuing. If you continue to get warnings when looking at a particular area of the
screen, try adjusting your seating or screen position. It is possible that we are not getting a good
view of your face. The “Feedback” graphics mode can help you check the positioning of camera,
screen and face.
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