For anyone interested in diving a little deeper into the workings of their imaging engine, here's a really well put together paper by Brian Schowengerdt et al:

For anyone interested in diving a little deeper into the workings of their imaging engine, here's a really well put together paper by Brian Schowengerdt et al: http://wenku.baidu.com/view/c40a8242e45c3b3567ec8b68.html http://wenku.baidu.com/view/c40a8242e45c3b3567ec8b68.html