A hierarchical adaptive fuzzy control system for an isolated urban traffic intersection is proposed, and an evolution strategy is used to modify the fuzzy membership functions of the system.

提出一种面向城域单交叉路口的自适应分级模糊控制系统，采用进化策略对分级模糊控制器的模糊隶属度函数进行离线优化调整。

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The system has good adaptive ability: its control is still effective when the traffic flow and the basic vehicle exhaust changes and when some special traffic flows emerge.

该系统具有较好的适应性，对交通流和车辆基准排放量的变化、特殊交通流等情况的出现均能实现有效控制。

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The 2012 Audi A7 also offers an adaptive radar-based cruise control system that not only maintains a set speed and distance from the traffic ahead on the highway, it can operate as efficiently in stop and go traffic.

FORBES: 2012 Audi A7 Review: Elegant Performer