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Fig. 5 | Cognitive Research: Principles and Implications

Fig. 5

From: How to optimize switch virtual keyboards to trade off speed and accuracy

Fig. 5

Experiment windows. The prompt and keyboard windows used to gather empirical data on the use of a switch keyboard. The keyboard used a row–column cursor path, and the present location of the cursor is highlighted in green. The prompt window indicated what text to enter and provided color feedback as to whether the correct key was entered. The characters are assigned to keys so that the most frequently used characters require few cursor steps and can thereby be quickly reached

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