Lauri Harhanen

Tomographic X-ray data of a walnut

Esa Niemi, Samuli Siltanen, Keijo Hamalainen, 2015, 1502.04064.

Dynamic multi-source X-ray tomography using a spacetime level set method

Matti Lassas, Esa Niemi, Samuli Siltanen, 2015, J. Comput. Phys..

Edge-promoting reconstruction of absorption and diffusivity in optical tomography

Antti Hannukainen, Lauri Harhanen, Helle Majander, 2015 .

Iterated preconditioned LSQR method for inverse problems on unstructured grids

Simon R. Arridge, Lauri Harhanen, Marta M. Betcke, 2014 .

A priorconditioned LSQR algorithm for linear ill-posed problems with edge-preserving regularization

Simon R. Arridge, Lauri Harhanen, Marta M. Betcke, 2013 .