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Xiaoqing Tan

5 accepted papers

2024

Altogether: Image Captioning via Re-aligning Alt-text

EMNLP 2024main

This paper focuses on creating synthetic data to improve the quality of image captions. Existing works typically have two shortcomings. First, they caption images from scratch, ignoring existing alt-text metadata, and second, lack transparency if the captioners’ training data (e.g. GPT) is unknown.…

2023

ROBBIE: Robust Bias Evaluation of Large Generative Language Models

EMNLP 2023long main

As generative large language models (LLMs) grow more performant and prevalent, we must develop comprehensive enough tools to measure and improve their fairness. Different prompt-based datasets can be used to measure social bias across multiple text domains and demographic axes, meaning that testing…

Cited by 0SourceScholar
2022

A Tree-based Model Averaging Approach for Personalized Treatment Effect Estimation from Heterogeneous Data Sources

ICML 2022spotlight

Accurately estimating personalized treatment effects within a study site (e.g., a hospital) has been challenging due to limited sample size. Furthermore, privacy considerations and lack of resources prevent a site from leveraging subject-level data from other sites. We propose a tree-based model ave…

2022

RISE: Robust Individualized Decision Learning with Sensitive Variables

NeurIPS 2022accept

This paper introduces RISE, a robust individualized decision learning framework with sensitive variables, where sensitive variables are collectible data and important to the intervention decision, but their inclusion in decision making is prohibited due to reasons such as delayed availability or fai…