TomographicImaging/CCPi-Regularisation-Toolkit

Missing energy for the dTV regulariser

epapoutsellis opened this issue · 1 comments

epapoutsellis commented

In the utils.c there are TV energies that computes the TV for 2D and 3D arrays. We need the same for the dTV function.
The computation of the gradient of the prior image is here for 2D, which is the ξ(x) from eq. (22) in here.

gfardell commented

I'm happy to have a look at implementing this.