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相关论文: A Privacy-Preserving Image Retrieval Scheme Using …

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Personalized text-to-image models allow users to generate images of new concepts from several reference photos, thereby leading to critical concerns regarding civil privacy. Although several anti-personalization techniques have been…

计算机视觉与模式识别 · 计算机科学 2025-02-13 Qianrui Teng , Xing Cui , Xuannan Liu , Peipei Li , Zekun Li , Huaibo Huang , Ran He

The widespread deployment of surveillance cameras for facial recognition gives rise to many privacy concerns. This study proposes a privacy-friendly alternative to large scale facial recognition. While there are multiple techniques to…

计算机视觉与模式识别 · 计算机科学 2021-01-28 Mattijs Baert , Sam Leroux , Pieter Simoens

In this paper, we propose an attack method to block scrambled face images, particularly Encryption-then-Compression (EtC) applied images by utilizing the existing powerful StyleGAN encoder and decoder for the first time. Instead of…

计算机视觉与模式识别 · 计算机科学 2022-09-19 AprilPyone MaungMaung , Hitoshi Kiya

The existing image embedding networks are basically vulnerable to malicious attacks such as JPEG compression and noise adding, not applicable for real-world copyright protection tasks. To solve this problem, we introduce a generative deep…

计算机视觉与模式识别 · 计算机科学 2021-10-13 Qichao Ying , Hang Zhou , Xianhan Zeng , Haisheng Xu , Zhenxing Qian , Xinpeng Zhang

Recently, a chaotic image encryption algorithm based on perceptron model was proposed. The present paper analyzes security of the algorithm and finds that the equivalent secret key can be reconstructed with only one pair of…

密码学与安全 · 计算机科学 2011-11-08 Yu Zhang , Chengqing Li , Qin Li , Dan Zhang , Shi Shu

Sub-image search with high accuracy in natural images still remains a challenging problem. This paper proposes a new feature vector called profile for a keypoint in a bag of visual words model of an image. The profile of a keypoint captures…

计算机视觉与模式识别 · 计算机科学 2010-10-08 Vishwakarma Singh , Ambuj K. Singh

A private information retrieval (PIR) scheme allows a user to retrieve a file from a database without revealing any information on the file being requested. As of now, PIR schemes have been proposed for several kinds of storage systems,…

信息论 · 计算机科学 2018-12-07 Julien Lavauzelle , Razane Tajeddine , Ragnar Freij-Hollanti , Camilla Hollanti

Recent advances in image authenticity have primarily focused on deepfake detection and localization, leaving recovery of tampered contents for factual retrieval relatively underexplored. We propose a unified hidden-code recovery framework…

计算机视觉与模式识别 · 计算机科学 2026-02-27 Yuan-Chih Chen , Chun-Shien Lu

Invisible image watermarking can protect image ownership and prevent malicious misuse of visual generative models. However, existing generative watermarking methods are mainly designed for diffusion models while watermarking for…

计算机视觉与模式识别 · 计算机科学 2025-05-21 Yu Tong , Zihao Pan , Shuai Yang , Kaiyang Zhou

We propose a transformation network for generating visually-protected images for privacy-preserving DNNs. The proposed transformation network is trained by using a plain image dataset so that plain images are transformed into visually…

图像与视频处理 · 电气工程与系统科学 2020-08-10 Hiroki Ito , Yuma Kinoshita , Hitoshi Kiya

To prevent unintentional data leakage, research community has resorted to data generators that can produce differentially private data for model training. However, for the sake of the data privacy, existing solutions suffer from either…

密码学与安全 · 计算机科学 2022-06-02 Tian Dong , Bo Zhao , Lingjuan Lyu

The modern surge in camera usage alongside widespread computer vision technology applications poses significant privacy and security concerns. Current artificial intelligence (AI) technologies aid in recognizing relevant events and…

计算机视觉与模式识别 · 计算机科学 2024-04-02 Jhon Lopez , Carlos Hinojosa , Henry Arguello , Bernard Ghanem

The ubiquitous use of face recognition has sparked increasing privacy concerns, as unauthorized access to sensitive face images could compromise the information of individuals. This paper presents an in-depth study of the privacy protection…

计算机视觉与模式识别 · 计算机科学 2023-08-22 Yuxi Mi , Yuge Huang , Jiazhen Ji , Minyi Zhao , Jiaxiang Wu , Xingkun Xu , Shouhong Ding , Shuigeng Zhou

At the core of Camouflaged Object Detection (COD) lies segmenting objects from their highly similar surroundings. Previous efforts navigate this challenge primarily through image-level modeling or annotation-based optimization. Despite…

计算机视觉与模式识别 · 计算机科学 2025-10-22 Ji Du , Xin Wang , Fangwei Hao , Mingyang Yu , Chunyuan Chen , Jiesheng Wu , Bin Wang , Jing Xu , Ping Li

Fully Homomorphic Encryption (FHE) enables computations on encrypted data, preserving confidentiality without the need for decryption. However, FHE is often hindered by significant performance overhead, particularly for high-precision and…

密码学与安全 · 计算机科学 2024-09-06 Chao Wang , Shubing Yang , Xiaoyan Sun , Jun Dai , Dongfang Zhao

Face recognition is a widely-used technique for identification or verification, where a verifier checks whether a face image matches anyone stored in a database. However, in scenarios where the database is held by a third party, such as a…

密码学与安全 · 计算机科学 2023-07-25 Jianli Bai , Xiaowu Zhang , Xiangfu Song , Hang Shao , Qifan Wang , Shujie Cui , Giovanni Russello

The development of large-scale identification systems that ensure the privacy protection of enrolled subjects represents a major challenge. Biometric deployments that provide interoperability and usability by including efficient…

计算机视觉与模式识别 · 计算机科学 2023-10-06 Daile Osorio-Roig , Lazaro J. Gonzalez-Soler , Christian Rathgeb , Christoph Busch

Traditional image tagging and retrieval algorithms have limited value as a result of being trained with heavily curated datasets. These limitations are most evident when arbitrary search words are used that do not intersect with training…

计算机视觉与模式识别 · 计算机科学 2016-12-05 Karl Ni , Kyle Zaragoza , Charles Foster , Carmen Carrano , Barry Chen , Yonas Tesfaye , Alex Gude

As a technology that can prevent the information from being disclosed, the reversible data hiding in encrypted images (RDHEI) acts as an important role in privacy protection and information security. To make use of the image redundancy and…

多媒体 · 计算机科学 2021-09-27 Youqing Wu , Wenjing Ma , Yinyin Peng , Ruiling Zhang , Zhaoxia Yin

The success of deep learning is partly attributed to the availability of massive data downloaded freely from the Internet. However, it also means that users' private data may be collected by commercial organizations without consent and used…

计算机视觉与模式识别 · 计算机科学 2022-12-06 Qi Tian , Kun Kuang , Kelu Jiang , Furui Liu , Zhihua Wang , Fei Wu