Search Results for author: Hongxiang Qiu

Found 3 papers, 2 papers with code

Efficient and Multiply Robust Risk Estimation under General Forms of Dataset Shift

no code implementations28 Jun 2023 Hongxiang Qiu, Eric Tchetgen Tchetgen, Edgar Dobriban

Despite extensive literature on dataset shift, limited works address how to efficiently use the auxiliary populations to improve the accuracy of risk evaluation for a given machine learning task in the target population.

Domain Adaptation Transfer Learning

Prediction Sets Adaptive to Unknown Covariate Shift

1 code implementation11 Mar 2022 Hongxiang Qiu, Edgar Dobriban, Eric Tchetgen Tchetgen

Predicting sets of outcomes -- instead of unique outcomes -- is a promising solution to uncertainty quantification in statistical learning.

Uncertainty Quantification

Adversarial Meta-Learning of Gamma-Minimax Estimators That Leverage Prior Knowledge

2 code implementations10 Dec 2020 Hongxiang Qiu, Alex Luedtke

Bayes estimators are well known to provide a means to incorporate prior knowledge that can be expressed in terms of a single prior distribution.

Meta-Learning

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