Euclidean Distance with Deviation (EDD) is designed for effective rough classification while Modified Quadratic Discriminant Function (MQDF) is employed to perform fine classification.

• 采用基于置信度分析的两级分类策略，设计了带偏差欧氏距离分类器(EDD)完成高效的粗分类，细分类采用修正二次鉴别函数(MQDF)。