J
Jian-Feng Cai
Researcher at Hong Kong University of Science and Technology
Publications - 127
Citations - 12340
Jian-Feng Cai is an academic researcher from Hong Kong University of Science and Technology. The author has contributed to research in topics: Compressed sensing & Rank (linear algebra). The author has an hindex of 39, co-authored 127 publications receiving 10409 citations. Previous affiliations of Jian-Feng Cai include University of Iowa & Fudan University.
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A Singular Value Thresholding Algorithm for Matrix Completion
TL;DR: This paper develops a simple first-order and easy-to-implement algorithm that is extremely efficient at addressing problems in which the optimal solution has low rank, and develops a framework in which one can understand these algorithms in terms of well-known Lagrange multiplier algorithms.
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Split Bregman Methods and Frame Based Image Restoration
TL;DR: It is proved the convergence of the split Bregman iterations, where the number of inner iterations is fixed to be one, which gives a set of new frame based image restoration algorithms that cover several topics in image restorations.
Posted Content
A Singular Value Thresholding Algorithm for Matrix Completion
TL;DR: In this article, a convex relaxation of a rank minimization problem is proposed to approximate the matrix with minimum nuclear norm among all matrices obeying a set of convex constraints.
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Image restoration: Total variation, wavelet frames, and beyond
TL;DR: This paper is designed to establish connections between these two major image restoration approaches: variational methods and wavelet frame based methods to provide new interpretations and understanding of both approaches, and hence, lead to new applications for both approaches.
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A framelet-based image inpainting algorithm
TL;DR: An iterative tight frame algorithm for image inpainting is proposed and the convergence of this framelet-based algorithm is considered by interpreting it as an iteration for minimizing a special functional.