3 citations · 8 across the 10 of their papers we have counts for
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cs.IT2013★ 3 cited
A null space analysis of the L1 synthesis method in dictionary-based compressed sensing
Xuemei Chen, Haichao Wang, Rongrong Wang
An interesting topic in compressed sensing aims to recover signals with sparse representations in a dictionary. Recently the performance of the L1-analysis method has been a focus,…
cs.IT2013★ 3 cited
A null space property approach to compressed sensing with frames
Xuemei Chen, Haichao Wang, Rongrong Wang
An interesting topic in compressive sensing concerns problems of sensing and recovering signals with sparse representations in a dictionary. In this note, we study conditions of se…
math.FA2013
A note on scalable frames
Jameson Cahill, Xuemei Chen
We study the problem of determining whether a given frame is scalable, and when it is, understanding the set of all possible scalings. We show that for most frames this is a relati…