is the jacobian normally defined as next to step 4 above, or the product of what's above with the gradient?
motoole2
The Jacobian is simply a matrix of partial derivatives, and one can either compute the Jacobian of either the warped image $I(W(x;p))$ or warp $W(x;p)$ itself. So it depends on the context.
is the jacobian normally defined as next to step 4 above, or the product of what's above with the gradient?
The Jacobian is simply a matrix of partial derivatives, and one can either compute the Jacobian of either the warped image $I(W(x;p))$ or warp $W(x;p)$ itself. So it depends on the context.