Li Yazi, Sun Haixia, Jiang Jun, Qian Qing
This paper researches resources management model of access control based on resource-user metric, and functions of user management in collaborative systems,then defines some concepts, such as role, right, task, and designs modules of role management subsystem, and also details logic process of above role management controlling to access resources. Finally,it develops prototype system of role management, according to needs of the projects, assigns 4 types of roles, and applies the roles to the system of constructing science knowledge organization system.