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Related papers: MSPPIR: Multi-source privacy-preserving image retr…

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When multiple parties that deal with private data aim for a collaborative prediction task such as medical image classification, they are often constrained by data protection regulations and lack of trust among collaborating parties. If done…

Cryptography and Security · Computer Science 2021-02-22 Ismat Jarin , Birhanu Eshete

At present, the de-facto standard for providing contents in the Internet is the World Wide Web. A technology, which is now emerging on the Web, is Content-Based Image Retrieval (CBIR). CBIR applies methods and algorithms from computer…

Distributed, Parallel, and Cluster Computing · Computer Science 2008-03-04 Sabu M. Thampi , K. Chandra Sekaran

Medical images play a crucial role in modern healthcare by providing vital information for diagnosis, treatment planning, and disease monitoring. Fields such as radiology and pathology rely heavily on accurate image interpretation, with…

Image and Video Processing · Electrical Eng. & Systems 2024-08-06 H. R. Tizhoosh

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…

Cryptography and Security · Computer Science 2023-07-25 Jianli Bai , Xiaowu Zhang , Xiangfu Song , Hang Shao , Qifan Wang , Shujie Cui , Giovanni Russello

With the rapid development of artificial intelligence and the advent of the 5G era, deep learning has received extensive attention from researchers. Broad Learning System (BLS) is a new deep learning model proposed recently, which shows its…

Cryptography and Security · Computer Science 2021-01-11 Haiyang Liu , Hanlin Zhang , Li Guo , Jia Yu , Jie Lin

Location-based services offer immense utility, but also pose significant privacy risks. In response, we propose LocPIR, a novel framework using homomorphic encryption (HE), specifically the TFHE scheme, to preserve user location privacy…

Cryptography and Security · Computer Science 2024-07-30 Joon Soo Yoo , Mi Yeon Hong , Ji Won Heo , Kang Hoon Lee , Ji Won Yoon

Private Information Retrieval (PIR), despite being well studied, is computationally costly and arduous to scale. We explore lower-cost relaxations of information-theoretic PIR, based on dummy queries, sparse vectors, and compositions with…

Information Retrieval · Computer Science 2016-04-04 Raphael R. Toledo , George Danezis , Ian Goldberg

Photo Response Non-Uniformity(PRNU) noise has proven to be very effective tool in camera based forensics. It helps to match a photo to the device that clicked it. In today's scenario, where millions and millions of images are uploaded every…

Cryptography and Security · Computer Science 2021-06-17 Riyanka Jena , Priyanka Singh , Manoranjan Mohanty

A Batch Private Information Retrieval (batch-PIR) scheme allows a client to retrieve multiple data items from a database without revealing them to the storage server(s). Most existing approaches for batch-PIR are based on batch codes, in…

Data Structures and Algorithms · Computer Science 2024-06-05 Son Hoang Dau , Quang Cao , Rinaldo Gagiano , Duy Huynh , Xun Yi , Phuc Lu Le , Quang-Hung Luu , Emanuele Viterbo , Yu-Chih Huang , Jingge Zhu , Mohammad M. Jalalzai , Chen Feng

Information-theoretically secure Symmetric Private Information Retrieval (SPIR) is known to be infeasible over noiseless channels with a single server. Known solutions to overcome this infeasibility involve additional resources such as…

Information Theory · Computer Science 2025-12-10 Remi A. Chou

In Private Information Retrieval (PIR), one wants to download a file from a database without revealing to the database which file is being downloaded. Much attention has been paid to the case of the database being encoded across several…

Information Theory · Computer Science 2017-06-23 Razane Tajeddine , Oliver W. Gnilke , David Karpuk , Ragnar Freij-Hollanti , Camilla Hollanti , Salim El Rouayheb

With the increasing prevalence of cloud computing platforms, ensuring data privacy during the cloud-based image related services such as classification has become crucial. In this study, we propose a novel privacypreserving image…

Computer Vision and Pattern Recognition · Computer Science 2023-10-20 Jun Liu , Jiantao Zhou , Jinyu Tian , Weiwei Sun

Privacy-preserving techniques for distributed computation have been proposed recently as a promising framework in collaborative inter-domain network monitoring. Several different approaches exist to solve such class of problems, e.g.,…

Networking and Internet Architecture · Computer Science 2011-01-31 Fabio Ricciato , Martin Burkhart

We consider the problem of noisy private information retrieval (NPIR) from $N$ non-communicating databases, each storing the same set of $M$ messages. In this model, the answer strings are not returned through noiseless bit pipes, but…

Information Theory · Computer Science 2018-07-17 Karim Banawan , Sennur Ulukus

We consider the problem of downloading content from a cellular network where content is cached at the wireless edge while achieving privacy. In particular, we consider private information retrieval (PIR) of content from a library of files,…

Information Theory · Computer Science 2018-09-05 Siddhartha Kumar , Alexandre Graell i Amat , Eirik Rosnes , Linda Senigagliesi

We consider the problem of weakly-private information retrieval (WPIR) when data is encoded by a maximum distance separable code and stored across multiple servers. In WPIR, a user wishes to retrieve a piece of data from a set of servers…

Information Theory · Computer Science 2024-01-18 Asbjørn O. Orvedal , Hsuan-Yin Lin , Eirik Rosnes

Web browsers are increasingly used as middleware platforms offering a central access point for service provision. Using backend containerization, RESTful APIs, and distributed computing allows for complex systems to be realized that address…

Distributed, Parallel, and Cluster Computing · Computer Science 2017-10-03 Rudolph Pienaar , Ata Turk , Jorge Bernal-Rusiel , Nicolas Rannou , Daniel Haehn , P. Ellen Grant , Orran Krieger

The advent of large scale multimedia databases has led to great challenges in content-based image retrieval (CBIR). Even though CBIR is considered an emerging field of research, however it constitutes a strong background for new…

Computer Vision and Pattern Recognition · Computer Science 2010-12-24 Nadia Baaziz , Omar Abahmane , Rokia Missaoui

Double blind $T$-private information retrieval (DB-TPIR) enables two users, each of whom specifies an index ($\theta_1, \theta_2$, resp.), to efficiently retrieve a message $W(\theta_1,\theta_2)$ labeled by the two indices, from a set of…

Information Theory · Computer Science 2025-09-16 Yuxiang Lu , Zhuqing Jia , Syed A. Jafar

Recently, in-bed human pose estimation has attracted the interest of researchers due to its relevance to a wide range of healthcare applications. Compared to the general problem of human pose estimation, in-bed pose estimation has several…

Computer Vision and Pattern Recognition · Computer Science 2024-03-06 Thisun Dayarathna , Thamidu Muthukumarana , Yasiru Rathnayaka , Simon Denman , Chathura de Silva , Akila Pemasiri , David Ahmedt-Aristizabal
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