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While large pre-trained models have enabled impressive results on a variety of downstream tasks, the largest existing models still make errors, and even accurate predictions may become outdated over time. Because detecting all such failures…

机器学习 · 计算机科学 2022-06-15 Eric Mitchell , Charles Lin , Antoine Bosselut , Chelsea Finn , Christopher D. Manning

The paper demonstrate that simple adjustments of the fine-tuning recipes of multimodal large language models (MLLM) are sufficient to mitigate catastrophic forgetting. On visual question answering, we design a 2x2 experimental framework to…

计算机视觉与模式识别 · 计算机科学 2026-03-17 He Li , Yuhui Zhang , Xiaohan Wang , Kaifeng Lyu , Serena Yeung-Levy

We call into question the recently popularized method of direct model editing as a means of correcting factual errors in LLM generations. We contrast model editing with three similar but distinct approaches that pursue better defined…

计算与语言 · 计算机科学 2023-10-19 Yuval Pinter , Michael Elhadad

Previous works have evaluated memorization by comparing model outputs with training corpora, examining how factors such as data duplication, model size, and prompt length influence memorization. However, analyzing these extensive training…

计算与语言 · 计算机科学 2024-06-18 Bo Li , Qinghua Zhao , Lijie Wen

State-of-the-art machine translation models are still not on par with human translators. Previous work takes human interactions into the neural machine translation process to obtain improved results in target languages. However, not all…

计算与语言 · 计算机科学 2019-08-14 Rongxiang Weng , Hao Zhou , Shujian Huang , Lei Li , Yifan Xia , Jiajun Chen

Methods for knowledge editing and unlearning in large language models seek to edit or remove undesirable knowledge or capabilities without compromising general language modeling performance. This work investigates how mechanistic…

机器学习 · 计算机科学 2024-12-06 Phillip Guo , Aaquib Syed , Abhay Sheshadri , Aidan Ewart , Gintare Karolina Dziugaite

Fine-tuning Multimodal Large Language Models (MLLMs) on task-specific data is an effective way to improve performance on downstream applications. However, such adaptation often leads to a degradation in generalization on pretrained tasks, a…

计算与语言 · 计算机科学 2026-05-22 Hyeontaek Hwang , Nguyen Dinh Son , Daeyoung Kim

When language models (LMs) are trained to forget (or "unlearn'') a skill, how precisely does their behavior change? We study the behavior of transformer LMs in which tasks have been forgotten via fine-tuning on randomized labels. Such LMs…

机器学习 · 计算机科学 2024-09-05 Eric Zhang , Leshem Chosen , Jacob Andreas

Model editing, the process of efficiently modifying factual knowledge in pre-trained language models, is critical for maintaining their accuracy and relevance. However, existing editing methods often introduce unintended side effects,…

计算与语言 · 计算机科学 2025-09-23 Tsung-Hsuan Pan , Chung-Chi Chen , Hen-Hsen Huang , Hsin-Hsi Chen

Fine-tuning a pre-trained model on a downstream task often degrades its original capabilities, a phenomenon known as "catastrophic forgetting". This is especially an issue when one does not have access to the data and recipe used to develop…

机器学习 · 计算机科学 2025-06-13 Sunny Sanyal , Hayden Prairie , Rudrajit Das , Ali Kavis , Sujay Sanghavi

Knowledge editing is a technique for efficiently and accurately updating the knowledge of large language models (LLMs) to alleviate obsolescence and correct errors. However, most existing methods overfit to specific models, causing edited…

人工智能 · 计算机科学 2025-03-05 Shuaike Li , Kai Zhang , Qi Liu , Enhong Chen

Knowledge editing and machine unlearning are two popular approaches for large language models (LLMs) to stay up-to-date. However, the knowledge updating mechanism of LLMs remains largely unexplored due to insufficient, isolated, and…

计算与语言 · 计算机科学 2026-03-26 Yinyi Luo , Zhexian Zhou , Hao Chen , Kai Qiu , Marios Savvides , Sharon Li , Jindong Wang

Generative retrieval (GR) reformulates the Information Retrieval (IR) task as the generation of document identifiers (docIDs). Despite its promise, existing GR models exhibit poor generalization to newly added documents, often failing to…

信息检索 · 计算机科学 2026-05-12 Zhen Zhang , Zihan Wang , Xinyu Ma , Shuaiqiang Wang , Dawei Yin , Xin Xin , Pengjie Ren , Maarten de Rijke , Zhaochun Ren

Following the success of GPT4, there has been a surge in interest in multimodal large language model (MLLM) research. This line of research focuses on developing general-purpose LLMs through fine-tuning pre-trained LLMs and vision models.…

计算与语言 · 计算机科学 2023-12-06 Yuexiang Zhai , Shengbang Tong , Xiao Li , Mu Cai , Qing Qu , Yong Jae Lee , Yi Ma

The ability of artificial agents to increment their capabilities when confronted with new data is an open challenge in artificial intelligence. The main challenge faced in such cases is catastrophic forgetting, i.e., the tendency of neural…

机器学习 · 计算机科学 2020-12-16 Eden Belouadah , Adrian Popescu , Ioannis Kanellos

The model editing problem concerns how language models should learn new facts about the world over time. While empirical research on model editing has drawn widespread attention, the conceptual foundations of model editing remain shaky --…

计算与语言 · 计算机科学 2024-06-28 Peter Hase , Thomas Hofweber , Xiang Zhou , Elias Stengel-Eskin , Mohit Bansal

Large language models (LLMs) often suffer from catastrophic forgetting in continual learning: after learning new tasks sequentially, they perform worse on earlier tasks. Existing methods mitigate catastrophic forgetting by data replay,…

机器学习 · 计算机科学 2026-05-08 Yazheng Liu , Yuxuan Wan , Rui Xu , Xi Zhang , Sihong Xie , Hui Xiong

Model editing aims to correct errors and outdated knowledge in the Large language models (LLMs) with minimal cost. Prior research has proposed a variety of datasets to assess the effectiveness of these model editing methods. However, most…

计算与语言 · 计算机科学 2025-05-27 Li Zeng , Zeming Liu , Chong Feng , Heyan Huang , Yuhang Guo

Rehearsal is one of the key techniques for mitigating catastrophic forgetting and has been widely adopted in continual learning algorithms due to its simplicity and practicality. However, the theoretical understanding of how rehearsal scale…

机器学习 · 计算机科学 2026-02-25 JinLi He , Liang Bai , Xian Yang

Catastrophic Forgetting (CF) means models forgetting previously acquired knowledge when learning new data. It compromises the effectiveness of large language models (LLMs) during fine-tuning, yet the underlying causes have not been…

计算与语言 · 计算机科学 2024-06-10 Hongyu Li , Liang Ding , Meng Fang , Dacheng Tao