计算交通问题中早发性失效开始和结束的时刻、PQMF、PQF和QDF。所需数据是检测线圈提供的流量、速度和占有率的时间序列数据。-Calculation traffic problems in premature failure of the start and end time, PQMF, PQF and QDF. Desired data flow detection coil is provided, speed and share time-series data.