3 papers
math.OC2020
Analysis and algorithms for some compressed sensing models based on L1/L2 minimization
Liaoyuan Zeng, Peiran Yu, Ting Kei Pong
Recently, in a series of papers [32,38,39,41], the ratio of and norms was proposed as a sparsity inducing function for noiseless compressed sensing. In this paper…
math.OC2019
Kurdyka-Łojasiewicz exponent via inf-projection
Peiran Yu, Guoyin Li, Ting Kei Pong
Kurdyka-Lojasiewicz (KL) exponent plays an important role in estimating the convergence rate of many contemporary first-order methods. In particular, a KL exponent of for…
math.OC2017
Iteratively reweighted algorithms with extrapolation
Peiran Yu, Ting Kei Pong
Iteratively reweighted algorithm is a popular algorithm for solving a large class of optimization problems whose objective is the sum of a Lipschitz differentiable loss fu…