A point mark method was proposed and compared with grid method and the transport distance error was in a reasonable range.
提出了进行客户汇集的点标记法，将该方法产生的误差与网格法产生的误差进行了对比，所得误差结果在合理的范围内。
The recognition of point map mark by using neural network is introduced in this paper together with the flowchart of the method.
基于神经网络的点状地图符号自动识别研究，设计了点状符号识别流程。
By using the simple random-sampling method, this paper researches on the influence of the mark plants before the entry point of superhighway's ramp on the responding time of the driver.
采用简单随机取样法，研究了高速公路匝道入口前的标志植物对驾驶员反应时间的影响。
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