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cs.LG2019★ 2 cited
Efficient Regularized Piecewise-Linear Regression Trees
Leonidas Lefakis, Oleksandr Zadorozhnyi, Gilles Blanchard
We present a detailed analysis of the class of regression decision tree algorithms which employ a regulized piecewise-linear node-splitting criterion and have regularized linear mo…
stat.ML2019
Restless dependent bandits with fading memory
Oleksandr Zadorozhnyi, Gilles Blanchard, Alexandra Carpentier
We study the stochastic multi-armed bandit problem in the case when the arm samples are dependent over time and generated from so-called weak $\cC$-mixing processes. We establish a…