%% 黎曼函数 for i=1:200 y{i}=(i+1 *ones(1,i ; x{i}=1:max(y{i} -1 end...
定义函数:sigmoid.m% sigmoid funciton function [out] = sigmoid(in % out = 1 / (1...
[y,Fs,bits]=wavread('luojie3.wav' ; y=y(:,1 ; sigLength=length(y ; Y = fft(y,sigLen...
实现1:[x,y,z]=meshgrid(linspace(-3,3 ; v=(x.^2+(9/4 .*y.^2+z.^2 - 1 .^3-x.^(2 .*z.^3-(9/80 .*y.^2.*z.^3; isosurface(x...