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Prompt tuning, which involves training a small set of parameters, effectively enhances the pre-trained Vision-Language Models (VLMs) to downstream tasks. However, they often come at the cost of flexibility and adaptability when the tuned…

计算机视觉与模式识别 · 计算机科学 2024-07-08 Mushui Liu , Bozheng Li , Yunlong Yu

Fine-tuning is a widespread technique that allows practitioners to transfer pre-trained capabilities, as recently showcased by the successful applications of foundation models. However, fine-tuning reinforcement learning (RL) models remains…

Multi-modal Large Language Models (MLLMs) have shown remarkable capabilities in various multi-modal tasks. Nevertheless, their performance in fine-grained image understanding tasks is still limited. To address this issue, this paper…

计算机视觉与模式识别 · 计算机科学 2024-03-14 Shiyu Xuan , Qingpei Guo , Ming Yang , Shiliang Zhang

Large language models may encounter factual knowledge during pre-training yet fail to reliably use that knowledge after fine-tuning. Despite growing empirical evidence that MLP layers store factual associations and fine-tuning affects…

机器学习 · 计算机科学 2026-05-19 Ruichen Xu , Kexin Chen

How can we teach large multimodal models (LMMs) new skills without erasing prior abilities? We study sequential fine-tuning on five target skills while monitoring general ability on eight held-out benchmarks across three model families.…

人工智能 · 计算机科学 2026-04-22 Zhen Zhu , Yiming Gong , Yao Xiao , Yaoyao Liu , Derek Hoiem

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

In this work, we study the impact of QA fine-tuning data on downstream factuality. We show that fine-tuning on lesser-known facts that are poorly stored during pretraining yields significantly worse factuality than fine-tuning on well-known…

计算与语言 · 计算机科学 2024-06-24 Gaurav Ghosal , Tatsunori Hashimoto , Aditi Raghunathan

Recently, the pretrain-finetune paradigm has become a cornerstone in various deep learning areas. While in general the pre-trained model would promote both effectiveness and efficiency of downstream tasks fine-tuning, studies have shown…

计算与语言 · 计算机科学 2026-04-02 Chunyang Jiang , Chi-min Chan , Yiyang Cai , Yulong Liu , Wei Xue , Yike Guo

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

Large language models (LLMs) have shown remarkable performance on a variety of NLP tasks, and are being rapidly adopted in a wide range of use cases. It is therefore of vital importance to holistically evaluate the factuality of their…

计算与语言 · 计算机科学 2024-04-26 Jiaqing Yuan , Lin Pan , Chung-Wei Hang , Jiang Guo , Jiarong Jiang , Bonan Min , Patrick Ng , Zhiguo Wang

Large language models (LLMs) have shown remarkable proficiency in generating text, benefiting from extensive training on vast textual corpora. However, LLMs may also acquire unwanted behaviors from the diverse and sensitive nature of their…

计算与语言 · 计算机科学 2025-03-24 Zhiwei Zhang , Fali Wang , Xiaomin Li , Zongyu Wu , Xianfeng Tang , Hui Liu , Qi He , Wenpeng Yin , Suhang Wang

Continual learning is essential for medical image classification systems to adapt to dynamically evolving clinical environments. The integration of multimodal information can significantly enhance continual learning of image classes.…

计算机视觉与模式识别 · 计算机科学 2025-08-06 Jiantao Tan , Peixian Ma , Kanghao Chen , Zhiming Dai , Ruixuan Wang

Large Language Models have received significant attention due to their abilities to solve a wide range of complex tasks. However these models memorize a significant proportion of their training data, posing a serious threat when disclosed…

密码学与安全 · 计算机科学 2025-07-16 Jérémie Dentan , Davide Buscaldi , Aymen Shabou , Sonia Vanier

Recent advances in Large Language Models (LLMs) have exhibited remarkable proficiency across various tasks. Given the potent applications of LLMs in numerous fields, there has been a surge in LLM development. In developing LLMs, a common…

计算与语言 · 计算机科学 2024-01-09 Chen-An Li , Hung-Yi Lee

Fine-tuning-based unlearning methods prevail for preventing targeted harmful, sensitive, or copyrighted information within large language models while preserving overall capabilities. However, the true effectiveness of these methods is…

计算与语言 · 计算机科学 2024-10-16 Yihuai Hong , Yuelin Zou , Lijie Hu , Ziqian Zeng , Di Wang , Haiqin Yang

Catastrophic forgetting emerges as a critical challenge when fine-tuning multi-modal large language models (MLLMs), where improving performance on unseen tasks often leads to a significant performance drop on the original tasks. This paper…

计算与语言 · 计算机科学 2024-02-20 Didi Zhu , Zhongyi Sun , Zexi Li , Tao Shen , Ke Yan , Shouhong Ding , Kun Kuang , Chao Wu

Large language models (LLMs) are often used in environments where facts evolve, yet factual knowledge updates via fine-tuning on unstructured text often suffer from 1) reliance on compute-heavy paraphrasing augmentation and 2) the reversal…

计算与语言 · 计算机科学 2026-05-07 Xu Pan , Ely Hahami , Jingxuan Fan , Ziqian Xie , Haim Sompolinsky

Large language models (LLMs) have attracted significant attention due to their impressive general capabilities across diverse downstream tasks. However, without domain-specific optimization, they often underperform on specialized knowledge…

计算与语言 · 计算机科学 2025-09-25 Kangtao Lv , Haibin Chen , Yujin Yuan , Langming Liu , Shilei Liu , Yongwei Wang , Wenbo Su , Bo Zheng

Fine-tuning large language models on new data improves task performance but degrades capabilities learned during pretraining, a phenomenon known as catastrophic forgetting. Existing methods mitigate this by modifying the fine-tuning…

机器学习 · 计算机科学 2026-05-20 Parjanya Prajakta Prashant , Jiongli Zhu , Aldan Creo , Babak Salimi

Transfer learning has fundamentally changed the landscape of natural language processing (NLP) research. Many existing state-of-the-art models are first pre-trained on a large text corpus and then fine-tuned on downstream tasks. However,…

计算与语言 · 计算机科学 2021-09-10 Haoming Jiang , Pengcheng He , Weizhu Chen , Xiaodong Liu , Jianfeng Gao , Tuo Zhao