Relief计算分类权重，有循环检测，周期性检测，仿真效果非常好，包括广义互相关函数GCC时延估计，这个有中文注释，看得明白，利用自然梯度算法。- Relief computing classification weight, There are cycle detection, periodic testing, Simulation of the effect is very good, Including the generalized cross-correlation function