Pattern recognition and mechanical learning are applied to the collected mousewheel and cursor movement, considered with the current size of the browser window.
The service depends on being able to add arbitrary JavaScript. Therefore, it isn't possible to use this system on many social services, like blogs and Twitter.
Occasionally the PC screen will appear. When you'd like to see a smartphone results on a PC, please manually change your browser's user agent string to that of a smartphone.
The results approximate an eye tracking system by guessing from mouse movement data. There is a possibility that a visitor's actual gaze is different from the actual mouse movement.