Projects per year

## Fingerprint Dive into the research topics where Lixin Shen is active. These topic labels come from the works of this person. Together they form a unique fingerprint.

Image reconstruction
Engineering & Materials Science

Image denoising
Engineering & Materials Science

Proximity
Mathematics

Wavelets
Mathematics

Image Denoising
Mathematics

Inpainting
Mathematics

Image Reconstruction
Mathematics

Model
Mathematics

##
Network
Recent external collaboration on country level. Dive into details by clicking on the dots.

## Projects 2007 2022

## Sparse Optimization in Large Scale Data Processing: A Multiscale Proximity Approach: Collaborative Research

7/1/19 → 6/30/22

Project: Research project

## Game Theory in Numerical Linear Algebra

Air Force Office of Scientific Research, Griffiss Institute

9/1/15 → 12/31/15

Project: Research project

## Multiscale Proximity Algorithms for Optimization Problems Arising from Image/Signal Processing: Collaborative Research

8/1/15 → 7/31/18

Project: Research project

## Non-Convex Optimization for Compressive Sampling

Air Force Office of Scientific Research, PAR Government Systems Corporation

11/1/12 → 5/15/13

Project: Research project

## Proximity Algorithms for Optimization Problems Arising from Image Processing: Collaborative Research

8/15/11 → 7/31/14

Project: Research project

## Research Output 1999 2019

## A simple convergence analysis of Bregman proximal gradient algorithm

Zhou, Y., Liang, Y. & Shen, L., Jan 1 2019, In : Computational Optimization and Applications.Research output: Contribution to journal › Article

Proximal Algorithm

Bregman Distance

Gradient Algorithm

Convergence Analysis

Proximal Point Algorithm

## Matrix completion via minimizing an approximate rank

Zeng, X., Shen, L., Xu, Y. & Lu, J., Jan 1 2019, In : Analysis and Applications.Research output: Contribution to journal › Article

Matrix Completion

Low-rank Matrices

Matrix Completion Problem

Norm

Non-convexity

## Rician Noise Removal via a Learned Dictionary

Lu, J., Tian, J., Shen, L., Jiang, Q., Zeng, X. & Zou, Y., Jan 1 2019, In : Mathematical Problems in Engineering. 2019, 8535206.Research output: Contribution to journal › Article

Open Access

Noise Removal

Glossaries

Primal-dual Algorithm

Image denoising

Sparse Representation

## Sparse tensor recovery Via N-mode fista with support augmentation

Prater-Bennette, A. & Shen, L., Feb 20 2019,*2018 IEEE Global Conference on Signal and Information Processing, GlobalSIP 2018 - Proceedings.*Institute of Electrical and Electronics Engineers Inc., p. 1363-1367 5 p. 8646430. (2018 IEEE Global Conference on Signal and Information Processing, GlobalSIP 2018 - Proceedings).

Research output: Chapter in Book/Report/Conference proceeding › Conference contribution

Tensors

Recovery

Computational efficiency

## A Convergent Fixed-Point Proximity Algorithm Accelerated by FISTA for the ℓ_{0} Sparse Recovery Problem

Zeng, X., Shen, L. & Xu, Y., Jan 1 2018, In : Mathematics and Visualization. 221219, p. 27-45 19 p.Research output: Contribution to journal › Conference article

Proximity

Nonconvex Optimization

Nonconvex Problems

Recovery

Fixed point

## Press and Media

## Our Mathematical Universe: Interdisciplinary Research Thrives in Department of Mathematics

3/30/17

1 item of media coverage

Press/Media: Expert Comment