Monday 20 April 2009

Cube prototype & Camera and cybercodes testing

After testing DV camera, we found it tracks cybercodes better than Webcam. It reads cybercodes when lighting isn't brilliant and also when cybercodes are being shaken.



Another thing we have been doing is making cubes light. Those cubes were built from 4mm MDF laser cut before, but they were still heavy for kids to move and shake. We decided to build a cube frame and have light surface on each side, the frame does look good but it's still not light enough (picture below). Pine was used to be the frame afterwards as it is much lighter then MDF, mounting boards are stapled on each side of a cube and a small box (Wiimote holder) made by laser cut machine is attached on a corner of the cube.



As the similarity of cybercodes was too high and the patterns of cybercodes couldn't be read stable enough by the camera when processing activities, we are testing out which kinds of pattern camera could read well. In order to know what kind of cybercode the camera can read well, we created different cybercodes to test. We found thicker lines patterns and leaving cybercodes square edges can be read by the camera easier.





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