Short Paper

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Writing Handwritten Messages on a Small Touchscreen
Wolf Kienzle, Microsoft Research, Redmond, USA
Ken Hinckley, Microsoft Research, Redmond, USA
Time: Thu 10:12 - 10:24 | Session: Touch and Text Input | Location: Große Aula

We present a method for composing handwritten messages on a small touchscreen device. A word is entered by drawing overlapped, screen sized letters on top of each other. The system does not require gestures or timeouts to delimit characters within a word—it automatically segments the overlapping strokes and renders the message in real-time as the user is writing. The auto-segmentation algorithm was designed for practicality; it is extremely simple, requires only public domain data for training, and runs very fast on low-power devices. Drawings may also be included with the text. Experimental data indicates the effectiveness of our system, even for novice users.

MobileHCI 2013 Proceedings in the ACM Digital Library.

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