中文
相关论文

相关论文: BadTime: An Effective Backdoor Attack on Multivari…

200 篇论文

Multivariate Time Series (MTS) forecasting is a fundamental task with numerous real-world applications, such as transportation, climate, and epidemiology. While a myriad of powerful deep learning models have been developed for this task,…

机器学习 · 计算机科学 2024-10-04 Xiao Lin , Zhining Liu , Dongqi Fu , Ruizhong Qiu , Hanghang Tong

Existing backdoor attacks on multivariate time series (MTS) forecasting enforce strict temporal and dimensional coupling between triggers and target patterns, requiring synchronous activation at fixed positions across variables. However,…

密码学与安全 · 计算机科学 2026-01-09 Zhixin Liu , Xuanlin Liu , Sihan Xu , Yaqiong Qiao , Ying Zhang , Xiangrui Cai

The growing application of large language models (LLMs) in safety-critical domains has raised urgent concerns about their security. Many recent studies have demonstrated the feasibility of backdoor attacks against LLMs. However, existing…

密码学与安全 · 计算机科学 2026-04-24 Jiali Wei , Ming Fan , Guoheng Sun , Xicheng Zhang , Haijun Wang , Ting Liu

Backdoor attacks have emerged as one of the major security threats to deep learning models as they can easily control the model's test-time predictions by pre-injecting a backdoor trigger into the model at training time. While backdoor…

机器学习 · 计算机科学 2023-02-07 Yujing Jiang , Xingjun Ma , Sarah Monazam Erfani , James Bailey

Multi-modal large language models (MLLMs) extend large language models (LLMs) to process multi-modal information, enabling them to generate responses to image-text inputs. MLLMs have been incorporated into diverse multi-modal applications,…

密码学与安全 · 计算机科学 2025-03-21 Zenghui Yuan , Jiawen Shi , Pan Zhou , Neil Zhenqiang Gong , Lichao Sun

The prompt-based learning paradigm has gained much research attention recently. It has achieved state-of-the-art performance on several NLP tasks, especially in the few-shot scenarios. While steering the downstream tasks, few works have…

计算与语言 · 计算机科学 2022-11-29 Xiangrui Cai , Haidong Xu , Sihan Xu , Ying Zhang , Xiaojie Yuan

Mainstream backdoor attack methods typically demand substantial tuning data for poisoning, limiting their practicality and potentially degrading the overall performance when applied to Large Language Models (LLMs). To address these issues,…

密码学与安全 · 计算机科学 2024-03-21 Yanzhou Li , Tianlin Li , Kangjie Chen , Jian Zhang , Shangqing Liu , Wenhan Wang , Tianwei Zhang , Yang Liu

Chat template is a common technique used in the training and inference stages of Large Language Models (LLMs). It can transform input and output data into role-based and templated expressions to enhance the performance of LLMs. However,…

密码学与安全 · 计算机科学 2026-02-06 Zihan Wang , Hongwei Li , Rui Zhang , Wenbo Jiang , Guowen Xu

Large language models (LLMs) are shown to benefit from chain-of-thought (COT) prompting, particularly when tackling tasks that require systematic reasoning processes. On the other hand, COT prompting also poses new vulnerabilities in the…

密码学与安全 · 计算机科学 2024-01-24 Zhen Xiang , Fengqing Jiang , Zidi Xiong , Bhaskar Ramasubramanian , Radha Poovendran , Bo Li

In recent years, deep learning-based Monocular Depth Estimation (MDE) models have been widely applied in fields such as autonomous driving and robotics. However, their vulnerability to backdoor attacks remains unexplored. To fill the gap in…

计算机视觉与模式识别 · 计算机科学 2025-05-23 Ji Guo , Long Zhou , Zhijin Wang , Jiaming He , Qiyang Song , Aiguo Chen , Wenbo Jiang

Precise future human motion prediction over sub-second horizons from past observations is crucial for various safety-critical applications. To date, only a few studies have examined the vulnerability of skeleton-based neural networks to…

计算机视觉与模式识别 · 计算机科学 2025-07-24 Chaohui Xu , Si Wang , Chip-Hong Chang

The emergence of deep learning models has revolutionized various industries over the last decade, leading to a surge in connected devices and infrastructures. However, these models can be tricked into making incorrect predictions with high…

机器学习 · 计算机科学 2025-09-03 Pooja Krishan , Rohan Mohapatra , Sanchari Das , Saptarshi Sengupta

Recent work has demonstrated robust mechanisms by which attacks can be orchestrated on machine learning models. In contrast to adversarial examples, backdoor or trojan attacks embed surgically modified samples with targeted labels in the…

密码学与安全 · 计算机科学 2019-03-19 Zhaoyuan Yang , Naresh Iyer , Johan Reimann , Nurali Virani

Recent advances in Large Visual Language Models (LVLMs) have demonstrated impressive performance across various vision-language tasks by leveraging large-scale image-text pretraining and instruction tuning. However, the security…

计算机视觉与模式识别 · 计算机科学 2025-11-14 Zihan Wang , Guansong Pang , Wenjun Miao , Jin Zheng , Xiao Bai

Diffusion language models (DLMs) have recently emerged as an alternative modeling paradigm to autoregressive (AR) language models, enabling parallel generation and bidirectional context modeling. Yet their security implications,…

密码学与安全 · 计算机科学 2026-05-12 Shengfang Zhai , Xiaoyang Ji , Yuling Shi , Haoran Gao , Fanyu Meng , Yan Zeng , Yuejian Fang , Yinpeng Dong , Jiaheng Zhang

Machine learning models are increasingly present in our everyday lives; as a result, they become targets of adversarial attackers seeking to manipulate the systems we interact with. A well-known vulnerability is a backdoor introduced into a…

机器学习 · 计算机科学 2026-02-12 Enrico Ahlers , Daniel Passon , Yannic Noller , Lars Grunske

Prompt-based tuning has emerged as a lightweight alternative to full fine-tuning in large vision-language models, enabling efficient adaptation via learned contextual prompts. This paradigm has recently been extended to federated learning…

机器学习 · 计算机科学 2025-09-09 Maozhen Zhang , Mengnan Zhao , Wei Wang , Bo Wang

Diffusion models are state-of-the-art deep learning empowered generative models that are trained based on the principle of learning forward and reverse diffusion processes via progressive noise-addition and denoising. To gain a better…

计算机视觉与模式识别 · 计算机科学 2023-06-12 Sheng-Yen Chou , Pin-Yu Chen , Tsung-Yi Ho

Fine-tuning pre-trained models for downstream tasks has led to a proliferation of open-sourced task-specific models. Recently, Model Merging (MM) has emerged as an effective approach to facilitate knowledge transfer among these…

密码学与安全 · 计算机科学 2024-09-04 Jinghuai Zhang , Jianfeng Chi , Zheng Li , Kunlin Cai , Yang Zhang , Yuan Tian

Backdoor attacks become a significant security concern for deep neural networks in recent years. An image classification model can be compromised if malicious backdoors are injected into it. This corruption will cause the model to function…

密码学与安全 · 计算机科学 2024-03-13 Hongwei Zhang , Xiaoyin Xu , Dongsheng An , Xianfeng Gu , Min Zhang
‹ 上一页 1 2 3 10 下一页 ›