Philipp Ewerling

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We propose a new approach for touch detection on optical multi-touch devices that exploits the fact that the camera images reveal not only the actual touch points, but also objects above the screen such as the hand or arm of a user. Our touch processing relies on the Maximally Stable Extremal Regions algorithm for finding the users' fingertips in the camera(More)
Unless otherwise indicated in the text or references, this thesis is entirely the product of my own scholarly work. Any inaccuracies of fact or faults in reasoning are my own and accordingly I take full responsibility. This thesis has not been submitted either in whole or part, for a degree at this or any other university or institution. This is to certify(More)
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