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Understanding And Rejecting Errant Touches On Multi-Touch Tablets, Ke Shu
Understanding And Rejecting Errant Touches On Multi-Touch Tablets, Ke Shu
Dissertations and Theses Collection (Open Access)
Given the pervasion of multi-touch tablet, pen-based applications have rapidly moved onto this new platform. Users draw both with bare fingers and using capacitive pens as they would do on paper in the past. Unlike paper, these tablets cannot distinguish legitimate finger/pen input from accidental touches by other parts of the user’s hand. In this thesis, we refer it to as errant touch rejection problem since users may unintentionally touch the screen with other parts of their hand. In this thesis, I design, implement and evaluate new approaches, bezel-focus rejection, of preventing errant touches on multi-touch tablets. I began the …