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stat.ME2022★ 1 cited
The Role of Placebo Samples in Observational Studies
Ting Ye, Shuxiao Chen, Bo Zhang
In an observational study, it is common to leverage known null effect to detect bias. One such strategy is to set aside a placebo sample -- a subset of data immune from the hypothe…
math.ST2022★ 6 cited
One-Way Matching of Datasets with Low Rank Signals
Shuxiao Chen, Sizun Jiang, Zongming Ma +2
We study one-way matching of a pair of datasets with low rank signals. Under a stylized model, we first derive information-theoretic limits of matching under a mismatch proportion…