2 papers
math.OC2019
Stochastic DCA for minimizing a large sum of DC functions with application to Multi-class Logistic Regression
Hoai An Le Thi, Hoai Minh Le, Duy Nhat Phan +1
We consider the large sum of DC (Difference of Convex) functions minimization problem which appear in several different areas, especially in stochastic optimization and machine lea…
math.NA2014
DC approximation approaches for sparse optimization
Hoai An Le Thi, Tao Pham Dinh, Hoai Minh Le +1
Sparse optimization refers to an optimization problem involving the zero-norm in objective or constraints. In this paper, nonconvex approximation approaches for sparse optimization…