Fisher判别率，也就是数据复杂度衡量指标之F1。计算数据复杂度，数据输入和输出代码以附带。-Fisher discriminant ratio, which is a measure of the complexity of the data F1 indicators. Computing data complexity, data input and output code with.

学习Fisher 线性判别，讨论两类分类问题。-Learning Fisher linear discriminant, discuss two types of classification problems.