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Large Vision-Language Models (LVLMs) have made remarkable strides in multimodal tasks such as visual question answering, visual grounding, and complex reasoning. However, they remain limited by static training data, susceptibility to…

人工智能 · 计算机科学 2025-08-27 Chan-Wei Hu , Yueqi Wang , Shuo Xing , Chia-Ju Chen , Suofei Feng , Ryan Rossi , Zhengzhong Tu

Large language models exhibit strong multilingual capabilities, yet significant performance gaps persist between dominant and non-dominant languages. Prior work attributes this gap to imbalances between shared and language-specific neurons…

计算与语言 · 计算机科学 2026-01-26 Rhitabrat Pokharel , Ameeta Agrawal , Tanay Nagar

Machine unlearning (MU) aims to remove the influence of particular data points from the learnable parameters of a trained machine learning model. This is a crucial capability in light of data privacy requirements, trustworthiness, and…

机器学习 · 计算机科学 2025-07-01 Xavier F. Cadet , Anastasia Borovykh , Mohammad Malekzadeh , Sara Ahmadi-Abhari , Hamed Haddadi

Unlearning in large language models (LLMs) aims to remove specified data, but its efficacy is typically assessed with task-level metrics like accuracy and perplexity. We show that these metrics can be misleading, as models can appear to…

计算与语言 · 计算机科学 2026-05-19 Xiaoyu Xu , Xiang Yue , Yang Liu , Qingqing Ye , Huadi Zheng , Peizhao Hu , Minxin Du , Haibo Hu

Recently, large language models (LLMs) have demonstrated impressive capabilities in dealing with new tasks with the help of in-context learning (ICL). In the study of Large Vision-Language Models (LVLMs), when implementing ICL, researchers…

计算与语言 · 计算机科学 2024-12-11 Ellen Yi-Ge , Jiechao Gao , Wei Han , Wei Zhu

Multimodal Large Language Models (MLLMs) achieve impressive performance once optimized on massive datasets. Such datasets often contain sensitive or copyrighted content, raising significant data privacy concerns. Regulatory frameworks…

计算机视觉与模式识别 · 计算机科学 2025-11-17 Haokun Chen , Jianing Li , Yao Zhang , Jinhe Bi , Yan Xia , Jindong Gu , Volker Tresp

Large language models (LLMs) exhibit remarkable generative capabilities but raise ethical and security concerns by memorizing sensitive data, reinforcing biases, and producing harmful content. These risks have spurred interest in LLM…

机器学习 · 计算机科学 2025-10-13 Changsheng Wang , Yihua Zhang , Dennis Wei , Jinghan Jia , Pin-Yu Chen , Sijia Liu

Large Language Models (LLMs) are highly accurate in classification tasks, however, substantial computational and financial costs hinder their large-scale deployment in dynamic environments. Knowledge Distillation (KD) where a LLM "teacher"…

Active Learning (AL) has been a powerful paradigm for improving model efficiency and performance by selecting the most informative data points for labeling and training. In recent active learning frameworks, Large Language Models (LLMs)…

Unlearning the data observed during the training of a machine learning (ML) model is an important task that can play a pivotal role in fortifying the privacy and security of ML-based applications. This paper raises the following questions:…

机器学习 · 计算机科学 2023-06-01 Ayush K Tarun , Vikram S Chundawat , Murari Mandal , Mohan Kankanhalli

Large Language Models (LLMs) suffer from hallucinations and outdated knowledge due to their reliance on static training data. Retrieval-Augmented Generation (RAG) mitigates these issues by integrating external dynamic information for…

Recently, large language models (LLMs) have emerged as a notable field, attracting significant attention for its ability to automatically generate intelligent contents for various application domains. However, LLMs still suffer from…

密码学与安全 · 计算机科学 2024-04-29 Kongyang Chen , Zixin Wang , Bing Mi , Waixi Liu , Shaowei Wang , Xiaojun Ren , Jiaxing Shen

With the rapid advancement of generative models, associated privacy concerns have attracted growing attention. To address this, researchers have begun adapting machine unlearning techniques from traditional classification models to…

机器学习 · 计算机科学 2025-07-29 Xiaohua Feng , Jiaming Zhang , Fengyuan Yu , Chengye Wang , Li Zhang , Kaixiang Li , Yuyuan Li , Chaochao Chen , Jianwei Yin

Modern recommender systems face a critical challenge in complying with privacy regulations like the 'right to be forgotten': removing a user's data without disrupting recommendations for others. Traditional unlearning methods address this…

信息检索 · 计算机科学 2025-11-11 Haichao Zhang , Chong Zhang , Peiyu Hu , Shi Qiu , Jia Wang

An unintended consequence of the vast pretraining of Large Language Models (LLMs) is the verbatim memorization of fragments of their training data, which may contain sensitive or copyrighted information. In recent years, unlearning has…

计算与语言 · 计算机科学 2024-11-06 Atakan Seyitoğlu , Aleksei Kuvshinov , Leo Schwinn , Stephan Günnemann

Large language models (LLM) have demonstrated the ability to understand human language by leveraging large amount of text data. Automatic speech recognition (ASR) systems are often limited by available transcribed speech data and benefit…

音频与语音处理 · 电气工程与系统科学 2024-09-26 Prashanth Gurunath Shivakumar , Jari Kolehmainen , Aditya Gourav , Yi Gu , Ankur Gandhe , Ariya Rastrow , Ivan Bulyko

Multimodal Large Language Models (MLLMs) achieve strong multimodal reasoning performance, yet we identify a recurring failure mode in long-form generation: as outputs grow longer, models progressively drift away from image evidence and fall…

计算机视觉与模式识别 · 计算机科学 2026-03-30 Shuai Lv , Chang Liu , Feng Tang , Yujie Yuan , Aojun Zhou , Kui Zhang , Xi Yang , Yangqiu Song

In recent years, unlearning techniques, which are methods for inducing a model to "forget" previously learned information, have attracted attention as a way to address privacy and copyright concerns in large language models (LLMs) and large…

机器学习 · 计算机科学 2025-10-29 Tatsuki Kawakami , Kazuki Egashira , Atsuyuki Miyai , Go Irie , Kiyoharu Aizawa

Multimodal large language models (MLLMs) excel at multimodal perception and understanding, yet their tendency to generate hallucinated or inaccurate responses undermines their trustworthiness. Existing methods have largely overlooked the…

计算与语言 · 计算机科学 2024-12-17 Yuhao Wang , Zhiyuan Zhu , Heyang Liu , Yusheng Liao , Hongcheng Liu , Yanfeng Wang , Yu Wang

Multimodal Large Language Models (MLLMs) rely on strong linguistic reasoning inherited from their base language models. However, multimodal instruction fine-tuning paradoxically degrades this text's reasoning capability, undermining…