English
Related papers

Related papers: Content-Based Multi-Source Encrypted Image Retriev…

200 papers

Cloud storage services like Dropbox and Google Drive are widely used by individuals and businesses. Two attractive features of these services are 1) the automatic synchronization of files between multiple client devices and 2) the…

This work proposes a high-capacity scheme for separable reversible data hiding in encrypted images. At the sender side, the original uncompressed image is encrypted using an encryption key. One or several data hiders use the MSB of some…

Cryptography and Security · Computer Science 2016-12-14 M. Hassan Najafi , David J. Lilja

The goal of Text-to-Image Person Retrieval (TIPR) is to retrieve specific person images according to the given textual descriptions. A primary challenge in this task is bridging the substantial representational gap between visual and…

Computation and Language · Computer Science 2025-01-20 Delong Liu , Haiwen Li , Zhicheng Zhao , Yuan Dong

Private information retrieval (PIR) gets renewed attentions due to its information-theoretic reformulation and its application in distributed storage system (DSS). The general PIR model considers a coded database containing $N$ servers…

Information Theory · Computer Science 2017-10-12 Yiwei Zhang , Gennian Ge

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…

Computer Vision and Pattern Recognition · Computer Science 2023-10-06 Daile Osorio-Roig , Lazaro J. Gonzalez-Soler , Christian Rathgeb , Christoph Busch

Composed Image Retrieval (CIR) is a multimodal retrieval task where a query consists of a reference image and a textual modification, and the goal is to retrieve a target image satisfying both. In principle, strong performance on CIR…

Privacy protection in medical data is a legitimate obstacle for centralized machine learning applications. Here, we propose a client-server image segmentation system which allows for the analysis of multi-centric medical images while…

Computer Vision and Pattern Recognition · Computer Science 2023-06-21 Bach Kim , Jose Dolz , Pierre-Marc Jodoin , Christian Desrosiers

While widely adopted in practical applications, face recognition has been critically discussed regarding the malicious use of face images and the potential privacy problems, e.g., deceiving payment system and causing personal sabotage.…

Cryptography and Security · Computer Science 2020-08-05 Jiaming Zhang , Jitao Sang , Xian Zhao , Xiaowen Huang , Yanfeng Sun , Yongli Hu

Transparency and explainability are two extremely important aspects to be considered when employing black-box machine learning models in high-stake applications. Providing counterfactual explanations is one way of fulfilling this…

Information Theory · Computer Science 2025-07-25 Mohamed Nomeir , Pasan Dissanayake , Shreya Meel , Sanghamitra Dutta , Sennur Ulukus

Privacy issues were raised in the process of training deep learning in medical, mobility, and other fields. To solve this problem, we present privacy-preserving distributed deep learning method that allow clients to learn a variety of data…

Machine Learning · Computer Science 2020-09-14 Jongwon Kim , Sungho Shin , Yeonguk Yu , Junseok Lee , Kyoobin Lee

Content-based image retrieval (CBIR) in large medical image archives is a challenging and necessary task. Generally, different feature extraction methods are used to assign expressive and invariant features to each image such that the…

Computer Vision and Pattern Recognition · Computer Science 2016-04-19 Xinran Liu , Hamid R. Tizhoosh , Jonathan Kofman

As a primary encryption primitive balancing the privacy and searchability of cloud storage images, thumbnail preserving encryption (TPE) enables users to quickly identify the privacy personal image on the cloud and request this image from…

Cryptography and Security · Computer Science 2025-04-09 Dong Xie , Zhiyang Li , Shuangxi Guo , Fulong Chen , Peng Hu

Quantum private information retrieval (QPIR) is a protocol in which a user retrieves one of multiple files from $\mathsf{n}$ non-communicating servers by downloading quantum systems without revealing which file is retrieved. As variants of…

Quantum Physics · Physics 2021-04-23 Seunghoan Song , Masahito Hayashi

Image copy detection is challenging and appealing topic in computer vision and signal processing. Recent advancements in multimedia have made distribution of image across the global easy and fast: that leads to many other issues such as…

Computer Vision and Pattern Recognition · Computer Science 2021-09-17 Nazar Mohammad , Junaid Baber , Maheen Bakhtyar , Bilal Ahmed Chandio , Anwar Ali Sanjrani

Unsupervised cross-domain image retrieval (UCIR) aims to retrieve images of the same category across diverse domains without relying on annotations. Existing UCIR methods, which align cross-domain features for the entire image, often…

Computer Vision and Pattern Recognition · Computer Science 2025-09-05 Ruohong Yang , Peng Hu , Yunfan Li , Xi Peng

In this chapter, we will explore the cloud-outsourced privacy-preserving computation of a controller on encrypted measurements from a (possibly distributed) system, taking into account the challenges introduced by the dynamical nature of…

Systems and Control · Electrical Eng. & Systems 2019-06-25 Andreea B. Alexandru , George J. Pappas

Personal photos of individuals when shared online, apart from exhibiting a myriad of memorable details, also reveals a wide range of private information and potentially entails privacy risks (e.g., online harassment, tracking). To mitigate…

Computer Vision and Pattern Recognition · Computer Science 2021-06-02 Hui-Po Wang , Tribhuvanesh Orekondy , Mario Fritz

We formulate a new variant of the private information retrieval (PIR) problem where the user is pliable, i.e., interested in any message from a desired subset of the available dataset, denoted as pliable private information retrieval…

Information Theory · Computer Science 2022-06-14 Sarah A. Obead , Jörg Kliewer

As visual assistant systems powered by visual language models (VLMs) become more prevalent, concerns over user privacy have grown, particularly for blind and low vision users who may unknowingly capture personal private information in their…

Computer Vision and Pattern Recognition · Computer Science 2025-08-14 Jeffri Murrugarra-LLerena , Haoran Niu , K. Suzanne Barber , Hal Daumé , Yang Trista Cao , Paola Cascante-Bonilla

Cloud computing has been a dominant paradigm for a variety of information processing platforms, particularly for enabling various popular applications of sharing economy. However, there is a major concern regarding data privacy on these…

Cryptography and Security · Computer Science 2022-09-07 Lingjuan Lyu , Sid Chi-Kin Chau , Nan Wang , Yifeng Zheng