中文摘要：

多源交通流信息融合是多源信息融合在交通领域的应用，其可以获得准确的交通状态和参数估计。简单介绍了多源交通流信息融合的原理和基本模型，并着重讲述了其关键技术和应用。

英文摘要：

Multi-source traffic flow information fusion is multi-source information fusion applications in the field of traffic,which could acquire accurate traffic state and parameter stimation.This paper briefly introduced the principle and basic model of the multi-source traffic flow information fusion,and focused on its key technologies and applications.