Changing the calibration settings for eye tracking

You can change the default settings to make calibration more accessible to specific users.

  1. Choose Menu > Settings.
  2. Choose Access.
  3. Choose Eye tracking.
  4. In the Camera options group, in Calibration settings specify the following options:
    OptionProcedure
    Calibration point Select from the drop-down list:
    • A Small circle,Circle or Large circle with colors you can customize.
    • An image or an animation.
    • Choose your own image... to add a customized image (*.png, *.bmp). It is best to limit the size of the image to approximately 110 x 110 pixels. A screenshot the size of the large circle in the drop-down list meets these conditions.
    Colors (only for circles) Set the three colors of the circles using the color picker.
    Number of calibration points Choose 5, 9 or 16 calibration points. The more points, the more accurate the calibration will be.
    Distribution of the calibration points From the drop-down list, choose what percentage of the screen is to be taken up for distribution of the calibration points. This may facilitate accessibility for some users.
    Speed In the drop-down list, select the speed at which successive calibration points are presented.
    Manual calibration Choose Yes to enable manual calibration. You can guide the user through the calibration process. Successive calibration points are not presented automatically in this case. Showing the next calibration point can be done with a mouse click, touching the screen or pressing any key on an input panel.
    Random order Choose Yes to allow the points to be distributed randomly.
  5. Choose OK.