collected from a small number of low-resolution webcams in Nairobi streets, and then they use analytic software to predict congestion points, and they can SMS drivers alternate routes to take.
Megaffic是通过安置在街上的 低分辨率网络摄像头 获取道路图像和交通信息， 并通过分析软件来预测拥堵区域， 并通过短信告知司机其他可选择路线。