In speech sound statistics, the word occurance deviates from Poisson distribution for random discrete variable. 在语音统计中，发现语词出现不符合无规出现的泊松分布。
How to Construct a Mathematic Model of Section Vehicle Dispatch in Microscopic Traffic Simulation based on Poisson Distribution 基于泊松分布的微观交通仿真断面发车数学模型研究