3 citations · 4 across the 3 of their papers we have counts for
3 papers
math.NA2019★ 3 cited
Piecewise Sparse Recovery in Unions of Bases
Chong-Jun Li, Yi-Jun Zhong
Sparse recovery is widely applied in many fields, since many signals or vectors can be sparsely represented under some frames or dictionaries. Most of fast algorithms at present ar…
math.NA2017
Sparse approximate solution of fitting surface to scattered points by MLASSO model
Yong-Xia Hao, Chong-Jun Li, Ren-Hong Wang
The goal of this paper is to achieve a computational model and corresponding efficient algorithm for obtaining a sparse representation of the fitting surface to the given scattered…
math.DG2014★ 1 cited
Curvatures at the singular points of algebraic curves and surfaces
Chong-Jun Li, Ren-Hong Wang
In this paper, we study the computation of curvatures at the singular points of algebraic curves and surfaces. The idea is to convert the problem to compute the curvatures of the c…