<s>
In	O
signal	O
processing	O
,	O
a	O
recursive	B-Algorithm
filter	I-Algorithm
is	O
a	O
type	O
of	O
filter	O
which	O
reuses	O
one	O
or	O
more	O
of	O
its	O
outputs	O
as	O
an	O
input	O
.	O
</s>
<s>
However	O
,	O
a	O
recursive	B-Algorithm
filter	I-Algorithm
does	O
not	O
always	O
have	O
an	O
infinite	O
impulse	O
response	O
.	O
</s>
<s>
Some	O
implementations	O
of	O
moving	O
average	O
filter	O
are	O
recursive	B-Algorithm
filters	I-Algorithm
but	O
with	O
a	O
finite	O
impulse	O
response	O
.	O
</s>
<s>
Recursive	B-Algorithm
Filter	I-Algorithm
Example	O
:	O
</s>
