VISSIM是一个微观的，以车辆驾驶行为基础的交通仿真软件。对很多的工程学科而言，仿真已经成为优化复杂的技术体系的不可或缺的工具。对于交通规划和交通工程专业，仿真更加是十分宝贵和低成本的研究手段。

 

- Integration & Innovation

Discover why PTV Vision is the worldwide leading software suite for transportation planning and operations analyses in over 75 countries. No other software suite offers such a high level of integration within the overall transportation planning process and, in particular, between strategic planning, transport operations and traffic engineering.

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PTV Vision is flexible. It enables users to work on a variety of applications. For example, the same user can apply PTV Vision to a planning study that has regional implications as well as to an operational study along an urban roadway where innovative traffic management concepts are evaluated at the roadway and intersection level.