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/367152/9780197
m lans_gradient.m
% lans_gradient - Compute the gradient of a principal curve
%
% [dfdx,d2fdx2] = lans_gradient(psurf,para)
%
% _____OUTPUT_____________________________________________________________
% dfdx approximat
www.eeworm.com/read/415311/11077126
m gradient_descent.m
function Min = gradient_descent(a, theta, eta, fun)
% Minimize a function using the basic gradient descent algorithm
%
% Inputs:
% a - Initial search point
% theta - Convergence criterion
%
www.eeworm.com/read/269453/11097577
m gradient_example.m
%gradient_example.m
%计算二维高斯函数的梯度场
v=-2:0.25:2;
[x,y]=meshgrid(v,v); %产生自变量x,y
z= exp(-(x.^2+y.^2+0.5*x.*y)); %二维高斯函数
[px py]=gradient(
www.eeworm.com/read/413805/11141805
c gradient-test.c
#include
#include
#include
#include "pixman.h"
GdkPixbuf *
pixbuf_from_argb32 (uint32_t *bits,
int width,
int height,
int stride)
{
GdkPixbuf *p
www.eeworm.com/read/411350/11248207
m gradient_demo.m
clc,clear;
syms x y ;
% f = 2*x.^2 + y.^2; % 效果不错
f = (x-1).^4 + y.^2;
% f = (x-y) ./ (x.^2+y.^2+2); % 为什么不好使？
% [C,h]=contour(x,y,f);
% ezplot(x,y,f); %%% error
% ezmesh(f);
figure; ezcontour(f
www.eeworm.com/read/247780/12618522
gif blue_gradient.gif
www.eeworm.com/read/247780/12618593
gif gray_gradient.gif
www.eeworm.com/read/247780/12618861
gif blue_gradient.gif
www.eeworm.com/read/247780/12618911
gif gray_gradient.gif
www.eeworm.com/read/200130/15440753
m gradient_example.m
%gradient_example.m
%计算二维高斯函数的梯度场
v=-2:0.25:2;
[x,y]=meshgrid(v,v); %产生自变量x,y
z= exp(-(x.^2+y.^2+0.5*x.*y)); %二维高斯函数
[px py]=gradient(