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Daiwei He

dblp:241/7313 · DBLP profile ↗
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1ranked-venue papers
0as first author
1since 2021 · last 2021
—ORCID · none

Domains — the database's venue-derived domains; a paper can count in several

Theory of computation · 1 · 1 since 2021

Expertise — from the expertise taxonomy: the topics of the expert's papers under the CCF categories. A weight counts papers with recency: 1 for a paper about the topic, 0.3 when the topic is its context, halved every five years.

Theoretical computer science
1 paper
Mathematical optimization · 54% Information theory · 46%

Topics — the 7 heaviest of 7, each with the papers that count most for it

TopicWeightPapersLastEvidence papers
Information theory › signal processing › compressed sensing › sparse recovery
exact recovery condition
0.512021
On the Global Minimizers of Real Robust Phase Retrieval With Sparse Noise · IEEE Trans. Inf. Theory 2021
Mathematical optimization › sparse optimization
l1-norm minimization
0.512021
On the Global Minimizers of Real Robust Phase Retrieval With Sparse Noise · IEEE Trans. Inf. Theory 2021
Mathematical optimization › nonconvex optimization
phase retrieval
0.512021
On the Global Minimizers of Real Robust Phase Retrieval With Sparse Noise · IEEE Trans. Inf. Theory 2021
Mathematical optimization › nonconvex optimization › phase retrieval
robust phase retrieval
0.512021
On the Global Minimizers of Real Robust Phase Retrieval With Sparse Noise · IEEE Trans. Inf. Theory 2021
Information theory › signal processing › compressed sensing
sparse recovery
0.512021
On the Global Minimizers of Real Robust Phase Retrieval With Sparse Noise · IEEE Trans. Inf. Theory 2021
Information theory › signal processing
compressed sensing
0.112021
On the Global Minimizers of Real Robust Phase Retrieval With Sparse Noise · IEEE Trans. Inf. Theory 2021
Information theory › signal processing › compressed sensing
restricted isometry property
0.112021
On the Global Minimizers of Real Robust Phase Retrieval With Sparse Noise · IEEE Trans. Inf. Theory 2021

Methods — techniques the papers use, named apart from their topics

restricted isometry property · 0.5null space property · 0.5absolute range property · 0.5
YearPublicationVenuePosition
2021 On the Global Minimizers of Real Robust Phase Retrieval With Sparse Noise
abstract
We study a class of real robust phase retrieval problems under a Gaussian assumption on the coding matrix when the received signal is sparsely corrupted by noise. The goal is to establish conditions on the sparsity under which the input vector can be exactly recovered. The recovery problem is formulated as residual minimization in the ℓ1-norm. The main contribution is a robust phase retrieval counterpart to the seminal paper by Candes and Tao on compressed sensing (ℓ1regression) [Decoding by linear programming. IEEE Transactions on Information Theory, 51(12):4203-4215, 2005]. The analysis depends on a key new property of the coding matrix called the Absolute Range Property (ARP) which is the analogue to the Null Space Property (NSP) in compressed sensing. When the residuals are computed using squared magnitudes, we show that ARP follows from a standard Restricted Isometry Property (RIP). However, when the residuals are computed using absolute magnitudes, a different kind of RIP or growth property is required. We conclude by showing that the robust phase retrieval objectives are sharp with respect to their minimizers with high probability.
Aleksandr Y. Aravkin, James V. Burke, Daiwei He
IEEE Trans. Inf. Theory3