Search Results for author: Lingchen Kong

Found 2 papers, 0 papers with code

l1-norm quantile regression screening rule via the dual circumscribed sphere

no code implementations17 Dec 2020 Pan Shang, Lingchen Kong

In this paper, we introduce the dual circumscribed sphere technique and propose a novel l1-norm quantile regression screening rule.

Methodology Optimization and Control

Sparse and Low-Rank Covariance Matrices Estimation

no code implementations17 Jul 2014 Shenglong Zhou, Naihua Xiu, Ziyan Luo, Lingchen Kong

This paper aims at achieving a simultaneously sparse and low-rank estimator from the semidefinite population covariance matrices.

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