3 papers
cs.CR2023
Guaranteeing Anonymity in Attribute-Based Authorization
Erin Lanus, Charles J. Colbourn, Gail-Joon Ahn
Attribute-based methods, such as attribute-based access control and attribute-based encryption, make decisions based on attributes possessed by a subject rather than the subject's…
math.CO2022
Balanced and Swap-Robust Trades for Dynamical Distributed Storage
Chao Pan, Ryan Gabrys, Xujun Liu +2
Trades, introduced by Hedayat, are two sets of blocks of elements which may be exchanged (traded) without altering the counts of certain subcollections of elements within their con…
cs.IT2014
Hierarchical Recovery in Compressive Sensing
Charles J. Colbourn, Daniel Horsley, Violet R. Syrotiuk
A combinatorial approach to compressive sensing based on a deterministic column replacement technique is proposed. Informally, it takes as input a pattern matrix and ingredient mea…