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Related papers: Secure Hypersphere Range Query on Encrypted Data

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In this paper, we study the problem of processing continuous range queries in a hierarchical wireless sensor network. Contrasted with the traditional approach of building networks in a "flat" structure using sensor devices of the same…

Databases · Computer Science 2015-05-13 Jeong-Hoon Lee , Kyu-Young Whang , Hyo-Sang Lim , Byung-Suk Lee , Jun-Seok Heo

This paper proposes a system, entitled Concealer that allows sharing time-varying spatial data (e.g., as produced by sensors) in encrypted form to an untrusted third-party service provider to provide location-based applications (involving…

Cryptography and Security · Computer Science 2021-02-11 Peeyush Gupta , Sharad Mehrotra , Shantanu Sharma , Nalini Venkatasubramanian , Guoxi Wang

The combination of the flexibility of RDF and the expressiveness of SPARQL provides a powerful mechanism to model, integrate and query data. However, these properties also mean that it is nontrivial to write performant SPARQL queries.…

Databases · Computer Science 2017-08-29 Antonis Loizou , Paul Groth

The problem of packing smaller objects within a larger object has been of interest since decades. In these problems, in addition to the requirement that the smaller objects must lie completely inside the larger objects, they are expected to…

Artificial Intelligence · Computer Science 2023-08-16 Akshay Kiran Jose , Gangadhar Karevvanavar , Rajshekhar V Bhat

In this paper the author present a new technique of using QR Codes (commonly known as 'Quick Respond Codes') in the field of Cryptography. QR Codes are mainly used to convey or store messages because they have higher or large storage…

Cryptography and Security · Computer Science 2012-05-23 Somdip Dey

With the adoption of RDF as the data model for Linked Data and the Semantic Web, query specification from end- users has become more and more common in SPARQL end- points. In this paper, we conduct an in-depth analytical study of the…

Databases · Computer Science 2017-08-02 Angela Bonifati , Wim Martens , Thomas Timm

In a large-scale distributed machine learning system, coded computing has attracted wide-spread attention since it can effectively alleviate the impact of stragglers. However, several emerging problems greatly limit the performance of coded…

Distributed, Parallel, and Cluster Computing · Computer Science 2024-06-10 Houming Qiu , Kun Zhu , Nguyen Cong Luong , Dusit Niyato

For dealing with the equal sphere packing problem, we propose a serial symmetrical relocation algorithm, which is effective in terms of the quality of the numerical results. We have densely packed up to 200 equal spheres in spherical…

Discrete Mathematics · Computer Science 2012-02-21 WenQi Huang , Liang Yu

Cryptography is the study of techniques for ensuring the secrecy and authentication of the information. Public-key encryption schemes are secure only if the authenticity of the public-key is assured. Elliptic curve arithmetic can be used to…

Cryptography and Security · Computer Science 2012-02-10 D. Sravana Kumar , CH. Suneetha , A. Chandrasekhar

The aim of this paper is to endow the well-known family of hypercubic quantization hashing methods with theoretical guarantees. In hypercubic quantization, applying a suitable (random or learned) rotation after dimensionality reduction has…

Machine Learning · Computer Science 2018-02-13 Anne Morvan , Antoine Souloumiac , Krzysztof Choromanski , Cédric Gouy-Pailler , Jamal Atif

Increasing incidents of security compromises and privacy leakage have raised serious privacy concerns related to cyberspace. Such privacy concerns have been instrumental in the creation of several regulations and acts to restrict the…

Cryptography and Security · Computer Science 2020-12-08 Runhua Xu , James Joshi

Quantum computing is becoming increasingly widespread due to the potential and capabilities to solve complex problems beyond the scope of classical computers. As Quantum Cloud services are adopted by businesses and research groups, they…

Cryptography and Security · Computer Science 2025-04-29 Justin Coupel , Tasnuva Farheen

A protocol for two-party secure function evaluation (2P-SFE) aims to allow the parties to learn the output of function $f$ of their private inputs, while leaking nothing more. In a sense, such a protocol realizes a trusted oracle that…

The paper introduces confidential computing approaches focused on protecting hierarchical data within edge-cloud network. Edge-cloud network suggests splitting and sharing data between the main cloud and the range of networks near the…

Cryptography and Security · Computer Science 2023-06-21 Yeghisabet Alaverdyan , Suren Poghosyan , Vahagn Poghosyan

Due to explosive growth of online video content in mobile wireless networks, in-network caching is becoming increasingly important to improve the end-user experience and reduce the Internet access cost for mobile network operators. However,…

Networking and Internet Architecture · Computer Science 2014-04-07 Jun He , Honghai Zhang , Baohua Zhao , Sampath Rangarajan

Web searching is becoming an essential activity because it is often the most effective and convenient way of finding information. However, a Web search can be a threat to the privacy of the searcher because the queries may reveal sensitive…

Cryptography and Security · Computer Science 2016-04-12 Myungsun Kim

The $k$-Nearest Neighbor Search ($k$-NNS) is the backbone of several cloud-based services such as recommender systems, face recognition, and database search on text and images. In these services, the client sends the query to the cloud…

Data Structures and Algorithms · Computer Science 2020-03-10 Hao Chen , Ilaria Chillotti , Yihe Dong , Oxana Poburinnaya , Ilya Razenshteyn , M. Sadegh Riazi

The demand for processing vast volumes of data has surged dramatically due to the advancement of machine learning technology. Large-scale data processing necessitates substantial computational resources, prompting individuals and…

Cryptography and Security · Computer Science 2024-10-30 Xirong Ma , Chuan Li , Yuchang Hu , Yunting Tao , Yali Jiang , Yanbin Li , Fanyu Kong , Chunpeng Ge

Hyperspectral cameras provide numerous advantages in terms of the utility of the data captured. They capture hundreds of data points per sample (pixel) instead of only the few of RGB or multispectral camera systems. Aerial systems sense…

Image and Video Processing · Electrical Eng. & Systems 2026-01-09 Thomas P. Watson , Eddie L. Jacobs

In a private database query scheme (PDQ), a server maintains a database, and users send queries to retrieve records of interest from the server while keeping their queries private. A crucial step in PDQ protocols based on homomorphic…

Cryptography and Security · Computer Science 2024-09-02 Jung Hee Cheon , Keewoo Lee , Jai Hyun Park , Yongdong Yeo