<s>
In	O
computer	B-General_Concept
science	I-General_Concept
and	O
information	O
theory	O
,	O
set	B-General_Concept
redundancy	I-General_Concept
compression	I-General_Concept
are	O
methods	O
of	O
data	B-General_Concept
compression	I-General_Concept
that	O
exploits	O
redundancy	O
between	O
individual	O
data	O
groups	O
of	O
a	O
set	O
,	O
usually	O
a	O
set	O
of	O
similar	O
images	O
.	O
</s>
