Fact · Dictation software
7.0 to 9.1percent
In the 2000 study, IBM ViaVoice 98 had the lowest mean vocabulary error rate, 7.0 to 9.1 percent.
Checked against its source on October 16, 2026
In the source's own words
“The IBM software was found to have the lowest mean error rate for vocabulary recognition (7.0 to 9.1 percent)”
Comparative Evaluation of Three Continuous Speech Recognition Software Packages in the Generation of Medical Reports, Eric G Devine et al., Journal of the American Medical Informatics Association, 2000, Results, abstract.
Open the original- What it measures
- Same test as the Dragon result: twelve physicians, minimal training, medical and general vocabulary.
- What it does not show
- Old software, a small test, and a single study. It does not show which product is better today.