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math.ST2021
Likelihood Scores for Sparse Signal and Change-Point Detection
Shouri Hu, Jingyan Huang, Hao Chen +1
We consider here the identification of change-points on large-scale data streams. The objective is to find the most efficient way of combining information across data stream so tha…
math.ST2019★ 1 cited
Optimal UCB Adjustments for Large Arm Sizes
Hock Peng Chan, Shouri Hu
The regret lower bound of Lai and Robbins (1985), the gold standard for checking optimality of bandit algorithms, considers arm size fixed as sample size goes to infinity. We show…