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Image generation can solve insufficient labeled data issues in defect detection. Most defect generation methods are only trained on a single product without considering the consistencies among multiple products, leading to poor quality and…

Computer Vision and Pattern Recognition · Computer Science 2024-08-02 Qingfeng Shi , Jing Wei , Fei Shen , Zhengtao Zhang

In computer vision, it is well-known that a lack of data diversity will impair model performance. In this study, we address the challenges of enhancing the dataset diversity problem in order to benefit various downstream tasks such as…

Computer Vision and Pattern Recognition · Computer Science 2024-08-02 Yuhang Li , Xin Dong , Chen Chen , Weiming Zhuang , Lingjuan Lyu

We introduce the concept of deceptive diffusion -- training a generative AI model to produce adversarial images. Whereas a traditional adversarial attack algorithm aims to perturb an existing image to induce a misclassificaton, the…

Machine Learning · Computer Science 2024-07-01 Lucas Beerens , Catherine F. Higham , Desmond J. Higham

Turing test was originally proposed to examine whether machine's behavior is indistinguishable from a human. The most popular and practical Turing test is CAPTCHA, which is to discriminate algorithm from human by offering recognition-alike…

Computer Vision and Pattern Recognition · Computer Science 2019-04-23 Jiaming Zhang , Jitao Sang , Kaiyuan Xu , Shangxi Wu , Yongli Hu , Yanfeng Sun , Jian Yu

Denoising diffusion models have shown remarkable potential in various generation tasks. The open-source large-scale text-to-image model, Stable Diffusion, becomes prevalent as it can generate realistic artistic or facial images with…

Computer Vision and Pattern Recognition · Computer Science 2023-05-09 Ruijia Wu , Yuhang Wang , Huafeng Shi , Zhipeng Yu , Yichao Wu , Ding Liang

Detecting diffusion-generated images has recently grown into an emerging research area. Existing diffusion-based datasets predominantly focus on general image generation. However, facial forgeries, which pose a more severe social risk, have…

Computer Vision and Pattern Recognition · Computer Science 2024-01-30 Harry Cheng , Yangyang Guo , Tianyi Wang , Liqiang Nie , Mohan Kankanhalli

The rapid progress in deep learning has given rise to hyper-realistic facial forgery methods, leading to concerns related to misinformation and security risks. Existing face forgery datasets have limitations in generating high-quality…

Computer Vision and Pattern Recognition · Computer Science 2024-03-28 Zhongxi Chen , Ke Sun , Ziyin Zhou , Xianming Lin , Xiaoshuai Sun , Liujuan Cao , Rongrong Ji

Nowadays, scene text recognition has attracted more and more attention due to its diverse applications. Most state-of-the-art methods adopt an encoder-decoder framework with the attention mechanism, autoregressively generating text from…

Computer Vision and Pattern Recognition · Computer Science 2025-04-01 Xiaomeng Yang , Zhi Qiao , Yu Zhou

As generative artificial intelligence technologies like Stable Diffusion advance, visual content becomes more vulnerable to misuse, raising concerns about copyright infringement. Visual watermarks serve as effective protection mechanisms,…

Computer Vision and Pattern Recognition · Computer Science 2025-05-19 Junxian Duan , Jiyang Guan , Wenkui Yang , Ran He

Despite the ability of existing large-scale text-to-image (T2I) models to generate high-quality images from detailed textual descriptions, they often lack the ability to precisely edit the generated or real images. In this paper, we propose…

Computer Vision and Pattern Recognition · Computer Science 2023-11-21 Chong Mou , Xintao Wang , Jiechong Song , Ying Shan , Jian Zhang

The rapid growth of social media has led to the widespread sharing of individual portrait images, which pose serious privacy risks due to the capabilities of automatic face recognition (AFR) systems for mass surveillance. Hence, protecting…

Computer Vision and Pattern Recognition · Computer Science 2025-03-14 Ali Salar , Qing Liu , Yingli Tian , Guoying Zhao

Text-to-image generation using diffusion models has seen explosive popularity owing to their ability in producing high quality images adhering to text prompts. However, production-grade diffusion model serving is a resource intensive task…

Computer Vision and Pattern Recognition · Computer Science 2023-12-08 Shubham Agarwal , Subrata Mitra , Sarthak Chakraborty , Srikrishna Karanam , Koyel Mukherjee , Shiv Saini

Conventional scattering-based encryption systems that operate based on a static complex medium which is used by all users are vulnerable to learning-based attacks that exploit ciphertext-plaintext pairs to model and reverse-engineer the…

Cryptography and Security · Computer Science 2024-09-24 Mohammadrasoul Taghavi , Edwin A. Marengo

The personalization techniques of diffusion models succeed in generating images with specific concepts. This ability also poses great threats to copyright protection and network security since malicious users can generate unauthorized…

Cryptography and Security · Computer Science 2025-08-26 Liangqi Lei , Keke Gai , Jing Yu , Liehuang Zhu , Qi Wu

While many unsupervised learning models focus on one family of tasks, either generative or discriminative, we explore the possibility of a unified representation learner: a model which addresses both families of tasks simultaneously. We…

Computer Vision and Pattern Recognition · Computer Science 2024-09-25 Soumik Mukhopadhyay , Matthew Gwilliam , Yosuke Yamaguchi , Vatsal Agarwal , Namitha Padmanabhan , Archana Swaminathan , Tianyi Zhou , Jun Ohya , Abhinav Shrivastava

Recent advancements in diffusion models revolutionize image generation but pose risks of misuse, such as replicating artworks or generating deepfakes. Existing image protection methods, though effective, struggle to balance protection…

Computer Vision and Pattern Recognition · Computer Science 2025-04-15 Namhyuk Ahn , KiYoon Yoo , Wonhyuk Ahn , Daesik Kim , Seung-Hun Nam

Generative models have recently undergone significant advancement due to the diffusion models. The success of these models can be often attributed to their use of guidance techniques, such as classifier or classifier-free guidance, which…

Computer Vision and Pattern Recognition · Computer Science 2023-01-31 Gyeongnyeon Kim , Wooseok Jang , Gyuseong Lee , Susung Hong , Junyoung Seo , Seungryong Kim

Image cartoonization has attracted significant interest in the field of image generation. However, most of the existing image cartoonization techniques require re-training models using images of cartoon style. In this paper, we present…

Computer Vision and Pattern Recognition · Computer Science 2023-09-18 Feihong He , Gang Li , Lingyu Si , Leilei Yan , Shimeng Hou , Hongwei Dong , Fanzhang Li

Face recognition poses serious privacy risks due to its reliance on sensitive and immutable biometric data. While modern systems mitigate privacy risks by mapping facial images to embeddings (commonly regarded as privacy-preserving), model…

Cryptography and Security · Computer Science 2026-05-04 Hanrui Wang , Shuo Wang , Chun-Shien Lu , Isao Echizen

The fine-tuning technique for text-to-image diffusion models facilitates image customization but risks privacy breaches and opinion manipulation. Current research focuses on prompt- or image-level adversarial attacks for anti-customization,…

Computer Vision and Pattern Recognition · Computer Science 2025-03-19 Long Tang , Dengpan Ye , Sirun Chen , Xiuwen Shi , Yunna Lv , Ziyi Liu
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