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Zhiyu Xie

4 accepted papers

2026

Rethinking Fusion: Disentangled Learning of Shared and Modality-Specific Information for Stance Detection

ICASSP 2026poster

Multi-modal stance detection (MSD) aims to determine an author's stance toward a given target using both textual and visual content. While recent methods leverage multi-modal fusion and prompt-based learning, most fail to distinguish between modality-specific signals and cross-modal evidence, leadin…

Cited by 0SourcePDFScholar
2024

Test-time Adaptation in Non-stationary Environments via Adaptive Representation Alignment

NeurIPS 2024poster

Adapting to distribution shifts is a critical challenge in modern machine learning, especially as data in many real-world applications accumulate continuously in the form of streams. We investigate the problem of sequentially adapting a model to non-stationary environments, where the data distributi…

Cited by 0SourcePDFScholar
2024

TextEE: Benchmark, Reevaluation, Reflections, and Future Challenges in Event Extraction

ACL 2024findings

Event extraction has gained considerable interest due to its wide-ranging applications. However, recent studies draw attention to evaluation issues, suggesting that reported scores may not accurately reflect the true performance. In this work, we identify and address evaluation challenges, including…

2023

AMPERE: AMR-Aware Prefix for Generation-Based Event Argument Extraction Model

ACL 2023long

Event argument extraction (EAE) identifies event arguments and their specific roles for a given event. Recent advancement in generation-based EAE models has shown great performance and generalizability over classification-based models. However, existing generation-based EAE models mostly focus on pr…