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cs.IT2023★ 1 cited
Combinatorial Analysis of Coded Caching Schemes
Ruizhong Wei
Coded caching schemes are used to reduce computer network traffics in peak time. To determine the efficiency of the schemes, \cite{MN} defined the information rate of the schemes a…
math.CO2023★ 1 cited
On Cover-Free Families
Ruizhong Wei
Cover-free families were considered from different subjects by numerous researchers. Recently, cover-free families are also found useful in cryptography. In this paper, we use an u…