Skip to main content
. Author manuscript; available in PMC: 2016 Jun 1.
Published in final edited form as: Conf Proc Int Conf Image Form Xray Comput Tomogr. 2012;2012:334–338.

Fig. 1.

Fig. 1

Consider a prior image reconstruction that uses the modified norm that includes f(ti). Finding a suitable operating point, τi, we may approximate f(ti) with a quadratic function, g(ti), that intersects at f(τi).