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Erasure codes, such as Reed-Solomon (RS) codes, are being increasingly employed in data centers to combat the cost of reliably storing large amounts of data. Although these codes provide optimal storage efficiency, they require…

Networking and Internet Architecture · Computer Science 2013-09-03 K. V. Rashmi , Nihar B. Shah , Dikang Gu , Hairong Kuang , Dhruba Borthakur , Kannan Ramchandran

Hashing is an efficient method for nearest neighbor search in large-scale data space by embedding high-dimensional feature descriptors into a similarity preserving Hamming space with a low dimension. However, large-scale high-speed…

Computer Vision and Pattern Recognition · Computer Science 2020-06-17 Chenggang Yan , Biao Gong , Yuxuan Wei , Yue Gao

In recent years, high interest in using Virtual Machines (VMs) in data centers and Cloud computing has significantly increased the demand for high-performance data storage systems. Recent studies suggest using SSDs as a caching layer for…

Hardware Architecture · Computer Science 2018-05-04 Saba Ahmadian , Onur Mutlu , Hossein Asadi

Region of Interest (ROI)-based image compression has rapidly developed due to its ability to maintain high fidelity in important regions while reducing data redundancy. However, existing compression methods primarily apply masks to suppress…

Image and Video Processing · Electrical Eng. & Systems 2025-11-13 Kai Hu , Han Wang , Renhe Liu , Zhilin Li , Shenghui Song , Yu Liu

We propose an image encryption scheme based on quasi-resonant Rossby/drift wave triads (related to elliptic surfaces) and Mordell elliptic curves (MECs). By defining a total order on quasi-resonant triads, at a first stage we construct…

Cryptography and Security · Computer Science 2020-05-12 Ikram Ullah , Umar Hayat , Miguel D. Bustamante

The volume of remote sensing data is experiencing rapid growth, primarily due to the plethora of space and air platforms equipped with an array of sensors. Due to limited hardware and battery constraints the data is transmitted back to…

Image and Video Processing · Electrical Eng. & Systems 2024-04-18 Alessandro Giuliano , S. Andrew Gadsden , Waleed Hilal , John Yawney

With the rapid increase in online photo sharing activities, image obfuscation algorithms become particularly important for protecting the sensitive information in the shared photos. However, existing image obfuscation methods based on…

Cryptography and Security · Computer Science 2018-11-20 Sen Liu , Jianxin Lin , Zhibo Chen

Combining data from varied sources has considerable potential for knowledge discovery: collaborating data parties can mine data in an expanded feature space, allowing them to explore a larger range of scientific questions. However, data…

Machine Learning · Computer Science 2019-11-11 Erik-Jan van Kesteren , Chang Sun , Daniel L. Oberski , Michel Dumontier , Lianne Ippel

Visual Cryptography is a secret sharing scheme that uses the human visual system to perform computations. This paper presents a recursive hiding scheme for 3 out of 5 secret sharing. The idea used is to hide smaller secrets in the shares of…

Cryptography and Security · Computer Science 2010-05-14 Sandeep Katta

Protecting sensitive visual content from unauthorized redistribution is a growing challenge for privacy focused mobile applications, including dating platforms. Screenshot prevention mechanisms, rely on server side monitoring or are limited…

Cryptography and Security · Computer Science 2026-04-15 Keshav Sood , Iynkaran Natgunanathan , Purathani Praitheeshan , Praitheeshan Kirupananthan

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

Image compression is a widely used technique to reduce the spatial redundancy in images. Recently, learning based image compression has achieved significant progress by using the powerful representation ability from neural networks.…

Image and Video Processing · Electrical Eng. & Systems 2020-05-26 Jiaheng Liu , Guo Lu , Zhihao Hu , Dong Xu

Variational autoencoders (VAEs) have witnessed great success in performing the compression of image datasets. This success, made possible by the bits-back coding framework, has produced competitive compression performance across many…

Image and Video Processing · Electrical Eng. & Systems 2022-04-06 Tom Ryder , Chen Zhang , Ning Kang , Shifeng Zhang

Peer-to-peer distributed storage systems provide reliable access to data through redundancy spread over nodes across the Internet. A key goal is to minimize the amount of bandwidth used to maintain that redundancy. Storing a file using an…

Information Theory · Computer Science 2007-07-13 Alexandros G. Dimakis , P. Brighten Godfrey , Martin J. Wainwright , Kannan Ramchandran

High-dimensional images, or images with a high-dimensional attribute vector per pixel, are commonly explored with coordinated views of a low-dimensional embedding of the attribute space and a conventional image representation. Nowadays,…

Computer Vision and Pattern Recognition · Computer Science 2026-03-02 Alexander Vieth , Boudewijn Lelieveldt , Elmar Eisemann , Anna Vilanova , Thomas Höllt

We propose an efficient framework with compatibility between normal printing and printing with special color inks in this paper. Special color inks can be used for printing to represent some particular colors and specific optical…

Recently, deep learning-based image compression has made signifcant progresses, and has achieved better ratedistortion (R-D) performance than the latest traditional method, H.266/VVC, in both subjective metric and the more challenging…

Image and Video Processing · Electrical Eng. & Systems 2022-06-23 Haisheng Fu , Feng Liang , Jie Liang , Binglin Li , Guohe Zhang , Jingning Han

Hyperspectral imaging plays a pivotal role in a wide range of applications, like remote sensing, medicine, and cytology. By acquiring 3D hyperspectral images (HSIs) via 2D sensors, the coded aperture snapshot spectral imaging (CASSI) has…

Image and Video Processing · Electrical Eng. & Systems 2023-03-20 Xuanyu Zhang , Bin Chen , Wenzhen Zou , Shuai Liu , Yongbing Zhang , Ruiqin Xiong , Jian Zhang

Reliability in distributed storage systems has typically focused on the design and deployment of data replication or erasure coding techniques. Although some scenarios have considered the use of replication for hot data and erasure coding…

Information Theory · Computer Science 2025-11-04 Daniel E. Lucani , Marcell Fehér

In the era of data-driven decision-making, ensuring the privacy and security of shared data is paramount across various domains. Applying existing deep neural networks (DNNs) to encrypted data is critical and often compromises performance,…

Cryptography and Security · Computer Science 2025-01-28 Al Amin , Kamrul Hasan , Sharif Ullah , Liang Hong