Based on the analysis of the shortest path algorithm in urban traffic network and the characteristics of GIS, the algorithm of optimal dispatch path when emergency incident occurs is put forward.
在分析城市道路网络最短路径算法和地理信息系统（GIS）特点的基础上，提出城市紧急事件发生后，应急调度中最佳路径算法。
Based on the analysis of the shortest path algorithm in urban traffic network and the characteristics of GIS, the algorithm of optimal dispatch path when emergency incident occurs is put forward.
在分析城市道路网络最短路径算法和地理信息系统（GIS）特点的基础上，提出城市紧急事件发生后，应急调度中最佳路径算法。
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