In the flood insurance, the sample information gotten doesn't accord with the theory requset for the statistical sample. 摘要在洪水保险中，获得的样本信息不符合对统计样本的理论要求。
This paper generalizes a method for class discrimination with the purpose of formulating dynamic random models starting from sample information. 提出了一种从样本信息开始建立动态随机模型的分类判别方法。
