31 citations · 42 across the 4 of their papers we have counts for
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cs.IT2009★ 25 cited
Sparse Recovery of Positive Signals with Minimal Expansion
M. Amin Khajehnejad, Alexandros G. Dimakis, Weiyu Xu +1
We investigate the sparse recovery problem of reconstructing a high-dimensional non-negative sparse vector from lower dimensional linear measurements. While much work has focused o…
cs.IT2006★ 2 cited
Guessing Facets: Polytope Structure and Improved LP Decoder
Alexandros G. Dimakis, Martin J. Wainwright
A new approach for decoding binary linear codes by solving a linear program (LP) over a relaxed codeword polytope was recently proposed by Feldman et al. In this paper we investiga…