HeadMouse Technology allows people with quadriplegia to access the computer

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HeadMouse Technology allows people with quadriplegia to access the computer

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Saturday, 06 March 2010 08:36

{mosimage}Innovative technology developed by the University of Lleida, Spain, allows tetraplegic persons can access the computer with only facial movements: eye, head, lips ...
This is possible thanks to a system of image capture through a camera (webcam) is that any model can be used. The camera makes the recognition of the image through a calibration system. For the image is recognized, it is sufficient that the User make some movements with the head, eyes and eyebrows ... An image showing the right rhythm of the blinking eye help in calibration.

Captured the image, it appears in the lower right corner, bounded by a square that hosts the person's face with a sign in the shape of a cross. The green color means that it is possible to navigate through light movements of the head and eyes that direct the mouse.

The use of a click can be done through the settings (by clicking on the image of User) which you can select options to blink your eyes or the motion of opening and closing of the lips. You can also set the speed at which the mouse will move, choose an option to click and drag the contents selected by the mouse.
For the image recognition is facilitated is important that the camera is properly centered and at the bottom there is a static image (a wall, for example).

Typing text can also be performed, it is sufficient that the User to locate in the accessibility options of your operating system that the virtual keyboard appearing on the computer screen, proceed by clicking on the letters normally.

With a little training and motor control in a short time the User will be interacting with the machine in an autonomous and empowered to perform commands like run programs, typing and navigating through the pages.

Last Updated on Saturday, 06 March 2010 08:41

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