Search Results for author: Jieru Shi

Found 3 papers, 2 papers with code

Debiased Machine Learning and Network Cohesion for Doubly-Robust Differential Reward Models in Contextual Bandits

no code implementations11 Dec 2023 Easton K. Huch, Jieru Shi, Madeline R. Abbott, Jessica R. Golbus, Alexander Moreno, Walter H. Dempsey

In addition, these approaches did not explicitly model the baseline reward, which limited the ability to precisely estimate the parameters in the differential reward model.

Multi-Armed Bandits Thompson Sampling

A Meta-Learning Method for Estimation of Causal Excursion Effects to Assess Time-Varying Moderation

1 code implementation28 Jun 2023 Jieru Shi, Walter Dempsey

Twin revolutions in wearable technologies and smartphone-delivered digital health interventions have significantly expanded the accessibility and uptake of mobile health (mHealth) interventions across various health science domains.

Meta-Learning

Assessing Time-Varying Causal Effect Moderation in the Presence of Cluster-Level Treatment Effect Heterogeneity

2 code implementations2 Feb 2021 Jieru Shi, Zhenke Wu, Walter Dempsey

The micro-randomized trial (MRT) is a sequential randomized experimental design to empirically evaluate the effectiveness of mobile health (mHealth) intervention components that may be delivered at hundreds or thousands of decision points.

Methodology

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