Yuan Yang

activity

20152017

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3 papers · 1 filter

cs.IT2017

Efficient and Robust Recovery of Sparse Signal and Image Using Generalized Nonconvex Regularization

Fei Wen, Yuan Yang, Ling Pei +2

This work addresses the robust reconstruction problem of a sparse signal from compressed measurements. We propose a robust formulation for sparse reconstruction which employs the $…

cs.IT2016

Positive Definite Estimation of Large Covariance Matrix Using Generalized Nonconvex Penalties

Fei Wen, Yuan Yang, Peilin Liu +1

This work addresses the issue of large covariance matrix estimation in high-dimensional statistical analysis. Recently, improved iterative algorithms with positive-definite guarant…

cs.IT2015

Efficient $ℓ_{q}$ Minimization Algorithms for Compressive Sensing Based on Proximity Operator

Fei Wen, Yuan Yang, Peilin Liu +2

This paper considers solving the unconstrained $ℓ_{q}$ -norm ( $0 \leq q < 1$ ) regularized least squares ( $ℓ_{q}$ -LS) problem for recovering sparse signals in compressive sensing. We…

Efficient and Robust Recovery of Sparse Signal and Image Using Generalized Nonconvex Regularization

Positive Definite Estimation of Large Covariance Matrix Using Generalized Nonconvex Penalties

Efficient ℓq​ Minimization Algorithms for Compressive Sensing Based on Proximity Operator

Efficient $ℓ_{q}$ Minimization Algorithms for Compressive Sensing Based on Proximity Operator