gusucode.com > 《MATLAB神经网络超级学习手册》随书光盘源码程序 > code/7/N7_2.m

    clear all
clc
p = [3 2];
t = [0.4 0.8];
wv = -4:0.4:4; bv = wv;
ES = errsurf(p,t,wv,bv,'logsig')
plotes(wv,bv,ES,[60 30])