Browsing Mathematics (Faculty of) by Supervisor "Zhu, Yeying"
Now showing items 1-4 of 4
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Causal Inference and Matrix Completion with Correlated Incomplete Data
(University of Waterloo, 2023-01-19)Missing data problems are frequently encountered in biomedical research, social sciences, and environmental studies. When data are missing completely at random, a complete-case analysis may be the easiest approach. However, ... -
Causal Inference with Covariate Balance Optimization
(University of Waterloo, 2018-12-04)Causal inference is a popular problem in biostatistics, economics, and health science studies. The goal of this thesis is to develop new methods for the estimation of causal effects using propensity scores or inverse ... -
Enhancing Recommender Systems with Causal Inference Methodologies
(University of Waterloo, 2023-08-22)In the current era of data deluge, recommender systems (RSs) are widely recognized as one of the most effective tools for information filtering. However, traditional RSs are founded on associational relationships among ... -
Joint modeling, variable selection and multiply robust estimation in mediation analysis with multiple mediators
(University of Waterloo, 2024-01-10)This thesis explores topics in causal mediation analysis with multiple possibly related mediators. The goal of this thesis is to propose innovative methodologies for joint modeling of multiple uncausally related mediators, ...