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Example decoded sentences for one block of free typing. In the rightmost columns, errors are highlighted in red (omitted letters were indicated with a strikethrough). Note that our language model substitutes “salt fish” for “sailfish”, since “sailfish” is out of vocabulary. The mean characters per minute for this block was 73.8 and the estimated character error rates were 6.82% (real-time output) and 1.14% (language model).
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