Instance-Optimal Compressed Sensing via Posterior Sampling
Ajil Jalal 1 Sushrut Karmalkar 2 Alexandros G. Dimakis 1 Eric Price 2
Abstract for a measurement matrix A ∈ Rm×n and noise vector
ξ ∈ Rm . We will focus on the i.i.d. Gaussian setting, where
We characterize the measurement complexity of 1 2
compressed sensing of signals drawn from a Aij N (0, m ) and ξi N (0, σm ), and one ...
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