Publications

PLAY2PROMPT: Zero-shot Tool Instruction Optimization for LLM Agents via Tool Play

Large language models (LLMs) are increasingly integrated with specialized external tools, yet many tasks demand zero-shot tool usage …

Joint Inference of Retrieval and Generation for Passage Re-ranking

Passage retrieval is a crucial component of modern open-domain question answering (QA) systems, providing information for downstream QA …

Expand, Rerank, and Retrieve: Query Reranking for Open-Domain Question Answering

We propose EAR, a query Expansion And Reranking approach for improving passage retrieval, with the application to open-domain question …

Interpretable Unified Language Checking

Despite recent concerns about undesirable behaviors generated by large language models (LLMs), including non-factual, biased, and …

Cross-Document Temporal Relation Extraction with Temporal Anchoring Events

Automatically extracting a timeline on a certain topic from multiple documents has been a challenge in natural language processing, …

On End-to-end Automatic Fact-checking Systems

The emergence of social media has aided the spread of nonfactual information across the internet, and organizations are combating …

Neural Multi-Task Learning for Stance Prediction

We present a multi-task learning model that leverages large amount of textual information from existing datasets to improve stance …

Towards Transfer Learning for End-to-End Speech Synthesis from Deep Pre-Trained Language Models

Modern text-to-speech (TTS) systems are able to generate audio that sounds almost as natural as human speech. However, the bar of …

Machine Comprehension of Spoken Content: TOEFL Listening Test and Spoken SQuAD

Although multimedia or spoken content presents more attractive information than plain text content, the former is more difficult to …

FAKTA: An Automatic End-to-End Fact Checking System

We present FAKTA which is a unified framework that integrates various components of a fact checking process: document retrieval from …

Multi-Label Zero-Shot Learning with Structured Knowledge Graphs

In this paper, we propose a novel deep learning architecture for multi-label zero-shot learning (ML-ZSL), which is able to predict …

Hierarchical Attention Model for Improved Machine Comprehension of Spoken Content

Multimedia or spoken content presents more attractive information than plain text content, but the former is more difficult to display …