News

This article is concerned with the computational aspect of l₁ regularization problems with a certain class of piecewise linear loss functions. The problem of computing the l₁ regularization path for a ...
, Jin-Chao Xu, Nai-Ying Zhang, Superconvergence of the Gradient in Piecewise Linear Finite-Element Approximation to a Parabolic Problem, SIAM Journal on Numerical Analysis, Vol. 26, No. 3 (Jun., 1989) ...