Voice Variables Because so many variables affect speech recognition accuracy, its difficult to know for sure if the approach will work until users can try it for themselves in their own environments.
Tuning NaturallySpeaking to a particular hardware environment was simpler with Version 7 than with past versions weve tested. Microphone testing and customization of recognition dictionaries took us only about 7 minutes. The software includes six base language profiles to use as starting points for users that have American, British, Australian, Indian or Southeast Asian accents. Interestingly, the American accent profile came in adult and teen versions. (The teen version is customized to handle teen-agers higher-pitched voices.)
Officials at ScanSoftwhich bought NaturallySpeaking from the bankrupt Lernout & Hauspie Speech Products N.V. in December 2001claim a 15 percent improvement in accuracy in this release, due in part to an updated Vocabulary Optimizer feature that allows NaturallySpeaking to scan word processor documents or e-mail to determine typical word patterns (