<s>
Multistable	B-Application
auditory	I-Application
perception	I-Application
is	O
a	O
cognitive	O
phenomenon	O
in	O
which	O
certain	O
auditory	O
stimuli	O
can	O
be	O
perceived	O
in	O
multiple	O
ways	O
.	O
</s>
<s>
While	O
binocular	O
rivalry	O
has	O
been	O
studied	O
since	O
the	O
16th	O
century	O
,	O
the	O
study	O
of	O
multistable	B-Application
auditory	I-Application
perception	I-Application
is	O
relatively	O
new	O
.	O
</s>
<s>
Event	B-Algorithm
related	I-Algorithm
potential	I-Algorithm
(	O
ERP	O
)	O
amplitude	O
increases	O
when	O
the	O
difference	O
of	O
the	O
frequency	O
of	O
the	O
two	O
tones	O
increase	O
.	O
</s>
<s>
FMRI	B-Algorithm
has	O
been	O
used	O
to	O
measure	O
the	O
correlation	O
between	O
listening	O
to	O
alternating	O
tones	O
compared	O
to	O
single	O
stream	O
of	O
tones	O
.	O
</s>
