The Object-based Cooperative graphics Editing System (OCES) in distributed environment is now a very active research area of Computer Supported Cooperative Work.

• 分布环境下的协同图形编辑系统OCES(Object-based Cooperative graphics Editing System)是计算机支持的协同工作CSCW(Computer Supported Cooperative Work)中一个十分活跃的研究方向。