...images
Other uses of IBR include accelerating the rendering of 3D scenes and object recognition. 
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...direction.
T is the composition of:
1.
A translation by -e2
2.
A rotation by the angle between (f2 - e2) and (f1 - e1)
3.
A translation by e1
Note that it is not necessarily the case that $T f_2 \dot{=}f_1$.

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Trevor Darrell
10/29/1998