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Hai Leong Chieu

4 accepted papers

2025

Colloquial Singaporean English Style Transfer with Fine-Grained Explainable Control

ACL 2025long

Colloquial Singaporean English (Singlish) is an informal English marked by a unique blend of languages reflecting Singapore’s multicultural identity. Style transfer between Singlish and Standard (formal) English is vital for various applications, yet existing methods often lack explainability and fi…

Cited by 0SourcePDFScholar
2025

Measuring and Enhancing Trustworthiness of LLMs in RAG through Grounded Attributions and Learning to Refuse

ICLR 2025oral

LLMs are an integral component of retrieval-augmented generation (RAG) systems. While many studies focus on evaluating the overall quality of end-to-end RAG systems, there is a gap in understanding the appropriateness of LLMs for the RAG task. To address this, we introduce Trust-Score, a holistic me…

2023

Guiding Computational Stance Detection with Expanded Stance Triangle Framework

ACL 2023long

Stance detection determines whether the author of a piece of text is in favor of, against, or neutral towards a specified target, and can be used to gain valuable insights into social media. The ubiquitous indirect referral of targets makes this task challenging, as it requires computational solutio…

2023

Multi-label and Multi-target Sampling of Machine Annotation for Computational Stance Detection

EMNLP 2023short findings

Data collection from manual labeling provides domain-specific and task-aligned supervision for data-driven approaches, and a critical mass of well-annotated resources is required to achieve reasonable performance in natural language processing tasks. However, manual annotations are often challenging…

Cited by 0SourcecodeScholar