Sahand N. Negahban, Pradeep Ravikumar, Martin J. Wainwright, Bin Yu, A Unified Framework for High-Dimensional Analysis of M-Estimators with Decomposable Regularizers, Statistical Science, Vol. 27, No.

We consider solving linear ill-posed operator equations. Based on a multi-scale decomposition for the solution space, we propose a multi-parameter regularization for solving the equations. We ...