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Fine-grained image retrieval, which aims to find images containing specific object components and assess their detailed states, is critical in fields like security and industrial inspection. However, conventional methods face significant…

Computer Vision and Pattern Recognition · Computer Science 2025-11-26 Kehan Wang , Tingqiong Cui , Yang Zhang , Yu Chen , Shifeng Wu , Zhenzhang Li

Detecting deception in an increasingly digital world is both a critical and challenging task. In this study, we present a comprehensive evaluation of the automated deception detection capabilities of Large Language Models (LLMs) and Large…

Computation and Language · Computer Science 2025-06-12 Md Messal Monem Miah , Adrita Anika , Xi Shi , Ruihong Huang

Securing personal identity against deepfake attacks is increasingly critical in the digital age, especially for celebrities and political figures whose faces are easily accessible and frequently targeted. Most existing deepfake detection…

Computer Vision and Pattern Recognition · Computer Science 2025-12-04 Kaiqing Lin , Zhiyuan Yan , Ke-Yue Zhang , Li Hao , Yue Zhou , Yuzhen Lin , Weixiang Li , Taiping Yao , Shouhong Ding , Bin Li

Although large language models (LLMs) have achieved significant success, their vulnerability to adversarial perturbations, including recent jailbreak attacks, has raised considerable concerns. However, the increasing size of these models…

Computation and Language · Computer Science 2024-04-19 Jiabao Ji , Bairu Hou , Zhen Zhang , Guanhua Zhang , Wenqi Fan , Qing Li , Yang Zhang , Gaowen Liu , Sijia Liu , Shiyu Chang

Given the high cost of large language model (LLM) training from scratch, safeguarding LLM intellectual property (IP) has become increasingly crucial. As the standard paradigm for IP ownership verification, LLM fingerprinting thus plays a…

Cryptography and Security · Computer Science 2026-03-20 Zixun Xiong , Gaoyi Wu , Qingyang Yu , Mingyu Derek Ma , Lingfeng Yao , Miao Pan , Xiaojiang Du , Hao Wang

Large Language Models (LLMs) are widely adopted, but their high training cost leads many developers to fine-tune existing open-source models. While most adhere to open-source licenses, some falsely claim original training despite clear…

Cryptography and Security · Computer Science 2025-12-09 Suqing Wang , Ziyang Ma , Li Xinyi , Zuchao Li

Addressing hard cases in autonomous driving, such as anomalous road users, extreme weather conditions, and complex traffic interactions, presents significant challenges. To ensure safety, it is crucial to detect and manage these scenarios…

Computer Vision and Pattern Recognition · Computer Science 2024-06-03 Yi Yang , Qingwen Zhang , Kei Ikemura , Nazre Batool , John Folkesson

Machine learning (ML) models are costly to train as they can require a significant amount of data, computational resources and technical expertise. Thus, they constitute valuable intellectual property that needs protection from adversaries…

Machine Learning · Computer Science 2023-06-21 Sebastian Szyller , Rui Zhang , Jian Liu , N. Asokan

Being trained on large and vast datasets, visual foundation models (VFMs) can be fine-tuned for diverse downstream tasks, achieving remarkable performance and efficiency in various computer vision applications. The high computation cost of…

Computer Vision and Pattern Recognition · Computer Science 2025-10-07 Anna Chistyakova , Mikhail Pautov

Recent studies have revealed that deep neural networks (DNNs) are vulnerable to backdoor attacks, where attackers embed hidden backdoors in the DNN model by poisoning a few training samples. The attacked model behaves normally on benign…

Cryptography and Security · Computer Science 2022-02-09 Kunzhe Huang , Yiming Li , Baoyuan Wu , Zhan Qin , Kui Ren

Deep neural networks (DNNs) have become the essential components for various commercialized machine learning services, such as Machine Learning as a Service (MLaaS). Recent studies show that machine learning services face severe privacy…

Computer Vision and Pattern Recognition · Computer Science 2022-01-27 Xiaoyong Yuan , Leah Ding , Lan Zhang , Xiaolin Li , Dapeng Wu

Massive human-related data is collected to train neural networks for computer vision tasks. A major conflict is exposed relating to software engineers between better developing AI systems and distancing from the sensitive training data. To…

Computer Vision and Pattern Recognition · Computer Science 2023-06-07 Fusheng Hao , Fengxiang He , Yikai Wang , Fuxiang Wu , Jing Zhang , Jun Cheng , Dacheng Tao

High-risk industries like nuclear and aviation use real-time monitoring to detect dangerous system conditions. Similarly, Large Language Models (LLMs) need monitoring safeguards. We propose a real-time framework to predict harmful AI…

Artificial Intelligence · Computer Science 2025-05-21 Maheep Chaudhary , Fazl Barez

High-quality open-source datasets have emerged as a pivotal catalyst driving the swift advancement of deep learning, while facing the looming threat of potential exploitation. Protecting these datasets is of paramount importance for the…

Computer Vision and Pattern Recognition · Computer Science 2025-07-17 Yuechen Xie , Jie Song , Yicheng Shan , Xiaoyan Zhang , Yuanyu Wan , Shengxuming Zhang , Jiarui Duan , Mingli Song

Protecting the copyright of large language models (LLMs) has become crucial due to their resource-intensive training and accompanying carefully designed licenses. However, identifying the original base model of an LLM is challenging due to…

Computation and Language · Computer Science 2025-01-08 Boyi Zeng , Lizheng Wang , Yuncong Hu , Yi Xu , Chenghu Zhou , Xinbing Wang , Yu Yu , Zhouhan Lin

Annotating medical data for training AI models is often costly and limited due to the shortage of specialists with relevant clinical expertise. This challenge is further compounded by privacy and ethical concerns associated with sensitive…

Computer Vision and Pattern Recognition · Computer Science 2026-01-27 Qinkai Yu , Chong Zhang , Gaojie Jin , Tianjin Huang , Wei Zhou , Wenhui Li , Xiaobo Jin , Bo Huang , Yitian Zhao , Guang Yang , Gregory Y. H. Lip , Yalin Zheng , Aline Villavicencio , Yanda Meng

With increasingly more data and computation involved in their training, machine learning models constitute valuable intellectual property. This has spurred interest in model stealing, which is made more practical by advances in learning…

Machine Learning · Statistics 2021-04-23 Pratyush Maini , Mohammad Yaghini , Nicolas Papernot

As the deployment of deep learning models continues to expand across industries, the threat of malicious incursions aimed at gaining access to these deployed models is on the rise. Should an attacker gain access to a deployed model, whether…

Machine Learning · Computer Science 2024-03-12 Wenxin Ding , Arjun Nitin Bhagoji , Ben Y. Zhao , Haitao Zheng

Personalization of Large Vision-Language Models (LVLMs) involves customizing models to recognize specific users or object instances and to generate contextually tailored responses. Existing approaches rely on time-consuming training for…

Computer Vision and Pattern Recognition · Computer Science 2026-04-29 Soroush Seifi , Vaggelis Dorovatas , Matteo Cassinelli , Fabien Despinoy , Daniel Olmeda Reino , Rahaf Aljundi

Model stealing attacks endanger the confidentiality of machine learning models offered as a service. Although these models are kept secret, a malicious party can query a model to label data samples and train their own substitute model,…

Cryptography and Security · Computer Science 2025-09-01 Daryna Oliynyk , Rudolf Mayer , Kathrin Grosse , Andreas Rauber