The paper establishes an explicit local linear convergence rate for ADMM on isotropic TV-norm compressed sensing in multiple dimensions via Douglas-Rachford analysis on the dual problem.
P., Koistinen, P., Lassas, M., Pirttil¨ a, J., and Somersalo, E.: Statistical inversion for med- ical X-ray tomography with few radiographs: II
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Asymptotic Linear Convergence of ADMM for Isotropic TV Norm Compressed Sensing
The paper establishes an explicit local linear convergence rate for ADMM on isotropic TV-norm compressed sensing in multiple dimensions via Douglas-Rachford analysis on the dual problem.