Giving Voice to Linux with ViaVoice
All of my circuits are functioning perfectly

Scott Courtney
Tuesday, December 26, 2000 11:00:42 AM
In case you're wondering about the accuracy of the software, examine the
following paragraph:
One has to use care occasionally when speaking phrases program recognizes
as commands. The developers have carefully chosen command phrases which
do not appear frequently in regular speech. If, however, one wishes to
document such a phrase or otherwise to enter it literally as text, it is
necessary to separate the words with long pauses so that the phrase as a
whole is not recognized by the software. For example, I am here dictating
the phrase "what can I say", which normally displays a list of
available
verbal commands. I did this by speaking the words one by one rather than
stringing them together.
This was entered using ViaVoice and the only correction was to remove
extra spaces around the quotation marks. I got lucky with this test
paragraph -- usually there are a couple of mistakes in a paragraph of
text. I did find, though, that ViaVoice got better at recognizing my
speech once I started correcting it on words that I use most often.
Note in the preceding paragraph that there is a word "the"
missing from the first sentence. This is typical of the types of
mistakes that are encountered.
Compared to other speech recognition systems I've seen, the accuracy of
ViaVoice is superb and I can only assume it will improve with training
of both the software and the user. There is definitely a knack to getting
accurate results with text-to-speech conversion, and I can't really
describe it. Suffice it to say that you will learn what works and what
doesn't, and you will become able to use the software faster and more
naturally over time. You can also re-run the enrollment program,
choosing different text samples than the one you used first, to improve
the accuracy of the speech recognition engine.
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