代码搜索：Gradient
找到约 2,951 项符合「Gradient」的源代码
代码结果 2,951
www.eeworm.com/read/136821/5851425
h graphic.h
/////////////////////////////////////////////////////////////
// Flash Plugin and Player
// Copyright (C) 1998 Olivier Debon
//
// This program is free software; you can redistribute it and/or
// mod
www.eeworm.com/read/135582/5884738
h graphic.h
/////////////////////////////////////////////////////////////
// Flash Plugin and Player
// Copyright (C) 1998 Olivier Debon
//
// This program is free software; you can redistribute it and/or
// mod
www.eeworm.com/read/456224/6278707
m gradfunction.m
function Return = gradfunction(functname,x)
%
% numerical computation of gradient
% this allows automatic gradient computation
%
%
% first forward finite difference
% hstep = 0.001; - programm
www.eeworm.com/read/456224/6278729
m grad_ex6_1.m
function Return = Grad_Ex6_1(functname,x)
%
% numerical computation of gradient
% this allows automatic gradient computation
%
%
% first forward finite difference
% hstep = 0.001; - programmed
www.eeworm.com/read/456224/6278841
m gradfunction.m
function Return = gradfunction(functname,x)
%
% numerical computation of gradient
% this allows automatic gradient computation
%
%
% first forward finite difference
% hstep = 0.001; - programm
www.eeworm.com/read/382404/6302691
txt bp神经网络实例.txt
例1 采用动量梯度下降算法训练 BP 网络。
训练样本定义如下：
输入矢量为
p =[-1 -2 3 1
-1 1 5 -3]
目标矢量为 t = [-1 -1 1 1]
解：本例的 MATLAB 程序如下：
close all
clear
echo on
clc
% NEWFF——生成
www.eeworm.com/read/338062/6311158
m shili24.m
function shili24
h0=figure('toolbar','none',...
'position',[200 150 450 350],...
'name','实例24');
subplot(2,2,1)
z=peaks;
ribbon(z)
title('Figure1')
subplot(2,2,2)
[x,y,z]=peaks(15);
www.eeworm.com/read/407117/6350340
txt bp神经网络实例.txt
例1 采用动量梯度下降算法训练 BP 网络。
训练样本定义如下：
输入矢量为
p =[-1 -2 3 1
-1 1 5 -3]
目标矢量为 t = [-1 -1 1 1]
解：本例的 MATLAB 程序如下：
close all
clear
echo on
clc
% NEWFF——生成
www.eeworm.com/read/491859/6427867
m li38.m
v=-2:0.2:2;
[x,y]=meshgrid(v);
z=x.*exp(-x.^2-y.^2);
[px,py]=gradient(z,.2,.2);
contour(v,v,z);
hold on;
quiver(v,v,px,py);
hold off;