Text-Based Access Technologies - Hearing Assistive and Access Technology - page 191

are many similarities in speech-to-text
services, there are also many differences.
Below is a brief discussion of each tech-

nology, and Table 11-2 shows some of
these similarities and differences in the
text output.

Table 11-2 . attributes and Output Examples of three Different types of
Speech-to-text Services

Service Attributes Output Example

CART Verbatim-ness: High

accuracy: High
Number of pages: ~15-20
typing using a special
keyboard

teacher:
I forgot my textbook in the office. Oh, wait
a minute. No, I have it here. Okay, let's get
started now. this science experiment can be
done in australia, Europe, or South america
and the result is always the same because the
elements are the same.
Display:
I FOrGOt MY tEXtBOOK IN tHE OFFICE.
OH, WaIt a MINUtE. NO, I HaVE It HErE.
OKaY, LEt'S GEt StartED. tHIS SCIENCE
EXPErIMENt CaN BE DONE IN aUStraLIa,
EUrOPE, Or SOUtH aMErICa aND tHE
rESULt IS aLWaYS tHE SaME BECaUSE
tHE ELEMENtS arE tHE SaME.

C-Print/
Typewell

Verbatim-ness: Medium
to High
accuracy: High
Number of pages: ~6-10
typing using a laptop
computer

teacher:
this science experiment can be done in
australia, Europe, or South america and
the result is always the same because the
elements are exactly the same.
Display:
tHIS SCIENCE EXPErIMENt CaN BE
DONE aNYWHErE IN tHE WOrLD aND
tHE rESULt WILL aLWaYS BE tHE SaME
BECaUSE tHE ELEMENtS arE EXaCtLY
tHE SaME.

Automatic
Speech
Recognition

Verbatim-ness: High
accuracy: Medium to High
Number of pages: ~15-20
Speaking into a special
mask with built-in
microphone

teacher:
Good morning! are you ready to learn about
the history of this great nation? Let's start with
the Civil War.
Display:
COULD MOrNING! arE YOU rEaDY
tO LEarN aBOUt tHE HIStOrY OF
DISCrIMINatION? LEttUCE Start WItH
tHE CIVIL War.

Source: table reprinted with permission by Hearing Health Magazine.