文档介绍：Makingcomputers understand human speechis provingvery
recognitionsystems are useful in bringingcomputing to the disabledthough
Voicerecognition - still a
long way to go
by DAVID J GREEN
oice input or recognition has hobbyist area as its purchase and use Discrete utterance voice
Vbeen with us now for several is dissimilar to that of the business recognition
years but has not yet achieved user. However, with the ‘trained’
the volume sales originally forecast. systems, very high recognition rates Fortunately, the high cost single
Unfortunately, some of the claims/ are now achievable on the professional utterance voice recognition unit has
inferences made on behalf of each new systems. been superceded. Apart from its cost,
product when released have caused
the natural reaction often experienced
in an oversell situation. This is a pity
as, even with today’s limitations, it is
still possible to use voice to consider-
able advantage in computer systems,
given the correct application. How-
ever, before giving an example of such
an application it is wo