294 citations · 928 across the 63 of their papers we have counts for
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stat.ML2015★ 57 cited
Data-Driven Learning of a Union of Sparsifying Transforms Model for Blind Compressed Sensing
Saiprasad Ravishankar, Yoram Bresler
Compressed sensing is a powerful tool in applications such as magnetic resonance imaging (MRI). It enables accurate recovery of images from highly undersampled measurements by expl…
stat.ML2015★ 98 cited
Sparsifying Transform Learning with Efficient Optimal Updates and Convergence Guarantees
Saiprasad Ravishankar, Yoram Bresler
Many applications in signal processing benefit from the sparsity of signals in a certain transform domain or dictionary. Synthesis sparsifying dictionaries that are directly adapte…