OBS汇聚算法，用matlab实现，该算法为混合门限汇聚算法-OBS aggregation algorithm, using Matlab realize that the algorithm for mixed Threshold aggregation algorithm

Kasai是基于Java开发的开源RBAC软件 Kasai系统的优点：基本上实现了用户users(USERS)、角色roles(ROLES)、目标objects(OBS)、操作operations(OPS)、许可权permissions(PRMS)五个基本数据元素。同时Kasai也引入了Group的概念。 -Kasai is a Java-based open source development RBAC system software Kasai advantages: Basica