<s>
In	O
computer	O
graphics	O
and	O
computer	B-Application
vision	I-Application
,	O
image-based	B-Algorithm
modeling	I-Algorithm
and	I-Algorithm
rendering	I-Algorithm
(	O
IBMR	O
)	O
methods	O
rely	O
on	O
a	O
set	O
of	O
two-dimensional	O
images	O
of	O
a	O
scene	O
to	O
generate	B-Algorithm
a	I-Algorithm
three-dimensional	I-Algorithm
model	I-Algorithm
and	O
then	O
render	O
some	O
novel	O
views	O
of	O
this	O
scene	O
.	O
</s>
<s>
Computer	B-Application
vision	I-Application
,	O
conversely	O
,	O
is	O
mostly	O
focused	O
on	O
detecting	O
,	O
grouping	O
,	O
and	O
extracting	O
features	O
(	O
edges	O
,	O
faces	O
,	O
etc	O
.	O
)	O
</s>
<s>
Image-based	B-Algorithm
modeling	I-Algorithm
and	I-Algorithm
rendering	I-Algorithm
allows	O
the	O
use	O
of	O
multiple	O
two-dimensional	O
images	O
in	O
order	O
to	O
generate	O
directly	O
novel	O
two-dimensional	O
images	O
,	O
skipping	O
the	O
manual	O
modeling	O
stage	O
.	O
</s>
