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. Author manuscript; available in PMC: 2022 Jan 21.
Published in final edited form as: IEEE Trans Neural Syst Rehabil Eng. 2014 May 2;22(4):837–846. doi: 10.1109/TNSRE.2014.2321290

Fig. 2.

Fig. 2.

Character Pair Probability matrix generated from Carnegie Mellon University online dictionary. The element in the ith row and jth column in the matrix denotes the probability, P(AjAi), that the next spelled letter is the jth letter in the alphabet, given the most recently spelled letter is ith letter. Probability values were clipped at 0.5 to enhance visualization.