<s>
Time-compressed	B-Application
speech	I-Application
refers	O
to	O
an	O
audio	O
recording	O
of	O
verbal	O
text	O
in	O
which	O
the	O
text	O
is	O
presented	O
in	O
a	O
much	O
shorter	O
time	O
interval	O
than	O
it	O
would	O
through	O
normally-paced	O
real	O
time	O
speech	O
.	O
</s>
<s>
The	O
term	O
"	O
time-compressed	B-Application
speech	I-Application
"	O
should	O
not	O
be	O
confused	O
with	O
"	O
speech	O
compression	O
"	O
,	O
which	O
controls	O
the	O
volume	O
range	O
of	O
a	O
sound	O
,	O
but	O
does	O
not	O
alter	O
its	O
time	O
envelope	O
.	O
</s>
<s>
While	O
some	O
voice	O
talents	O
are	O
capable	O
of	O
speaking	O
at	O
rates	O
significantly	O
in	O
excess	O
of	O
general	O
norms	O
,	O
the	O
term	O
"	O
time-compressed	B-Application
speech	I-Application
"	O
most	O
usually	O
refers	O
to	O
examples	O
in	O
which	O
the	O
time-reduction	O
has	O
been	O
accomplished	O
through	O
some	O
form	O
of	O
electronic	O
processing	O
of	O
the	O
recorded	O
speech	O
.	O
</s>
<s>
Time-compressed	B-Application
speech	I-Application
is	O
frequently	O
used	O
in	O
television	O
and	O
radio	O
advertising	O
.	O
</s>
<s>
The	O
advantage	O
of	O
time-compressed	B-Application
speech	I-Application
is	O
that	O
the	O
same	O
number	O
of	O
words	O
can	O
be	O
compressed	O
into	O
a	O
smaller	O
amount	O
of	O
time	O
,	O
reducing	O
advertising	O
costs	O
,	O
and/or	O
allowing	O
more	O
information	O
to	O
be	O
included	O
in	O
a	O
given	O
radio	O
or	O
TV	O
advertisement	O
.	O
</s>
<s>
Time-compressed	B-Application
speech	I-Application
has	O
educational	O
applications	O
such	O
as	O
increasing	O
the	O
information	O
density	O
of	O
trainings	O
,	O
and	O
as	O
a	O
study	O
aid	O
.	O
</s>
<s>
Blind	O
people	O
have	O
been	O
found	O
to	O
use	O
time-compressed	B-Application
speech	I-Application
extensively	O
,	O
for	O
example	O
,	O
when	O
reviewing	O
recorded	O
lectures	O
from	O
high	O
school	O
and	O
college	O
classes	O
,	O
or	O
professional	O
trainings	O
.	O
</s>
<s>
Other	O
studies	O
have	O
determined	O
that	O
the	O
ability	O
to	O
comprehend	O
highly	O
time-compressed	B-Application
speech	I-Application
tends	O
to	O
fall	O
off	O
with	O
increased	O
age	O
,	O
and	O
is	O
also	O
reduced	O
when	O
the	O
language	O
of	O
the	O
time-compressed	B-Application
speech	I-Application
is	O
not	O
the	O
listener	O
's	O
native	O
language	O
.	O
</s>
<s>
Non-native	O
speakers	O
can	O
,	O
however	O
,	O
improve	O
their	O
comprehension	O
level	O
of	O
time-compressed	B-Application
speech	I-Application
with	O
multiday	O
training	O
.	O
</s>
<s>
Voice	O
mail	O
systems	O
have	O
employed	O
time-compressed	B-Application
speech	I-Application
since	O
as	O
far	O
back	O
as	O
the	O
1970s	O
.	O
</s>
<s>
Time-compressed	B-Application
speech	I-Application
has	O
been	O
explored	O
as	O
one	O
of	O
a	O
variety	O
of	O
interrelated	O
factors	O
which	O
may	O
be	O
manipulated	O
to	O
increase	O
the	O
efficiency	O
of	O
streaming	O
multimedia	O
presentations	O
,	O
by	O
significantly	O
reducing	O
the	O
latency	O
times	O
involved	O
in	O
the	O
transfer	O
of	O
large	O
digitally	O
encoded	O
media	O
files	O
.	O
</s>
