260 citations · 1.8k across the 63 of their papers we have counts for
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stat.ML2012
Alternating Maximization: Unifying Framework for 8 Sparse PCA Formulations and Efficient Parallel Codes
Peter Richtárik, Majid Jahani, Selin Damla Ahipaşaoğlu +1
Given a multivariate data set, sparse principal component analysis (SPCA) aims to extract several linear combinations of the variables that together explain the variance in the dat…
math.OC2012★ 66 cited
Parallel Coordinate Descent Methods for Big Data Optimization
Peter Richtárik, Martin Takáč
In this work we show that randomized (block) coordinate descent methods can be accelerated by parallelization when applied to the problem of minimizing the sum of a partially separ…