私家珍藏的RSA Laborary有关加密的函数库，提供了最基础的DES/RSA等密码算法源代码。-RSA Laborary private collection of the relevant encryption library provides the most basic DES/RSA cryptographic algorithm, such as source code.

sar is a Rough Set-based Attribute Reduction (aka Feature Selection) implementation. This is an implementation of ideas described, among other places, in the following paper: Qiang Shen and Alexios Chouchoulas, A Modu