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math.NA2015★ 9 cited
An Explicit Sampling Dependent Spectral Error Bound for Column Subset Selection
Tianbao Yang, Lijun Zhang, Rong Jin +1
In this paper, we consider the problem of column subset selection. We present a novel analysis of the spectral norm reconstruction for a simple randomized algorithm and establish a…
math.NA2014★ 2 cited
On Data Preconditioning for Regularized Loss Minimization
Tianbao Yang, Rong Jin, Shenghuo Zhu +1
In this work, we study data preconditioning, a well-known and long-existing technique, for boosting the convergence of first-order methods for regularized loss minimization. It is…