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Guangyuan SHI

8 accepted papers

2025

Recurrent Knowledge Identification and Fusion for Language Model Continual Learning

ACL 2025long

Continual learning (CL) is crucial for deploying large language models (LLMs) in dynamic real-world environments without costly retraining. While recent model ensemble and model merging methods guided by parameter importance have gained popularity, they often struggle to balance knowledge transfer a…

2024

EasyGen: Easing Multimodal Generation with BiDiffuser and LLMs

ACL 2024long

We present EasyGen, an efficient model designed to enhance multimodal understanding and generation by harnessing the capabilities of diffusion models and large language models (LLMs). Unlike existing multimodal models that predominately depend on encoders like CLIP or ImageBind and need ample amount…

2024

TaSL: Continual Dialog State Tracking via Task Skill Localization and Consolidation

ACL 2024long

A practical dialogue system requires the capacity for ongoing skill acquisition and adaptability to new tasks while preserving prior knowledge. However, current methods for Continual Dialogue State Tracking (DST), a crucial function of dialogue systems, struggle with the catastrophic forgetting issu…

2024

Zero-shot Cross-domain Dialogue State Tracking via Context-aware Auto-prompting and Instruction-following Contrastive Decoding

EMNLP 2024main

Zero-shot cross-domain dialogue state tracking (DST) enables us to manage task-oriented dialogues in new, unseen domains without the cost of collecting in-domain data. Previous studies have implemented slot-based input improvements, such as schema-driven descriptions and question-answering formats,…

2023

Real-World Image Super-Resolution as Multi-Task Learning

NeurIPS 2023poster

In this paper, we take a new look at real-world image super-resolution (real-SR) from a multi-task learning perspective. We demonstrate that the conventional formulation of real-SR can be viewed as solving multiple distinct degradation tasks using a single shared model. This poses a challenge known…

2023

Recon: Reducing Conflicting Gradients From the Root For Multi-Task Learning

ICLR 2023poster

A fundamental challenge for multi-task learning is that different tasks may conflict with each other when they are solved jointly, and a cause of this phenomenon is conflicting gradients during optimization. Recent works attempt to mitigate the influence of conflicting gradients by directly altering…

2021

Effectiveness of Pre-training for Few-shot Intent Classification

EMNLP 2021finding

This paper investigates the effectiveness of pre-training for few-shot intent classification. While existing paradigms commonly further pre-train language models such as BERT on a vast amount of unlabeled corpus, we find it highly effective and efficient to simply fine-tune BERT with a small set of…

2021

Overcoming Catastrophic Forgetting in Incremental Few-Shot Learning by Finding Flat Minima

NeurIPS 2021spotlight

This paper considers incremental few-shot learning, which requires a model to continually recognize new categories with only a few examples provided. Our study shows that existing methods severely suffer from catastrophic forgetting, a well-known problem in incremental learning, which is aggravated…