Vector Keyboard for Android Platform-Based Devices

This paper introduces a Vector keyboard for mobile devices with a touchscreen. Typing is produced by simple strokes sourcing from one of four blocks of letters. A user study was made comparing this keyboard with standard QWERTY, ABC and a Mobile keyboards. The study resulted in a comparable performance in terms of speed and typing with all the named layouts but QWERTY. The user preference and subjective evaluation is in contrast to the performance measured preferring the Vector keyboard over ABC and Mobile.