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stat.ME2010★ 12 cited
RIP-Based Near-Oracle Performance Guarantees for Subspace-Pursuit, CoSaMP, and Iterative Hard-Thresholding
Raja Giryes, Michael Elad
This paper presents an average case denoising performance analysis for the Subspace Pursuit (SP), the CoSaMP and the IHT algorithms. This analysis considers the recovery of a noisy…
cs.CV2010
The Projected GSURE for Automatic Parameter Tuning in Iterative Shrinkage Methods
Raja Giryes, Michael Elad, Yonina C Eldar
Linear inverse problems are very common in signal and image processing. Many algorithms that aim at solving such problems include unknown parameters that need tuning. In this work…