Reconstruction of Positron Emission Tomography Images Using Gaussian Curvature

Algorithm 1

Weighted curvature reconstruction.

	Input: set of data acquired, b
	System matrix, A
	Result: reconstructed image, u
(1)	Initialize u^(0)
(2)	for to IterMax do
(3)	Find J’(u) using (15)
(4)
(5)	End