4 papers · 1 filter
Privacy-preserving Meta-analysis through Low-Rank Basis Hunting
Wenqi Shi, Kosuke Imai, Yi Zhang
A central challenge of meta-analysis is that the populations underlying existing studies often differ from the target population in unknown ways. We study the problem of predicting…
GenAI Powered Dynamic Causal Inference with Unstructured Data
Kentaro Nakamura, Kosuke Imai
A growing number of scholars seek to estimate causal effects of unstructured data such as text, images, and video. However, existing methods typically treat each object as a single…
Minimax Regret Estimation for Generalizing Heterogeneous Treatment Effects with Multisite Data
Yi Zhang, Melody Huang, Kosuke Imai
To test scientific theories and develop individualized treatment rules, researchers often wish to learn heterogeneous treatment effects that can be consistently found across divers…
Individualized Policy Evaluation and Learning under Clustered Network Interference
Yi Zhang, Kosuke Imai
Although there is now a large literature on policy evaluation and learning, much of the prior work assumes that the treatment assignment of one unit does not affect the outcome of…