This paper puts forward a method to select threshold by discriminationanalysis. The method has been applied to vectorization of bit map and got satisfactory effects.
本文提出一个利用判别分析来选取阈值的方法，并已应用在点阵地图矢量化的工作中，取得良好的效果。
2
Based on fuzzy comprehensive discriminationanalysis, one level and multilevel discrimination models are founded and inversion problem and its applications are discussed.
基于模糊综合评判理论，建立了一级评判、多级评判的模型，讨论了模糊评判的反问题及其应用。
3
Using stepwise discriminationanalysis, we studied the assistant diagnosis for gastric cancer according to the contents of trace elements in hair. The results are satisfactory.