代码搜索：Gradient

找到约 2,951 项符合「Gradient」的源代码

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c dmtxregion.c

/* libdmtx - Data Matrix Encoding/Decoding Library Copyright (C) 2006 Mike Laughton This library is free software; you can redistribute it and/or modify it under the terms of the GNU Lesser General P
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www.eeworm.com/read/342786/11998942

c dmtxencode.c

/* libdmtx - Data Matrix Encoding/Decoding Library Copyright (C) 2006 Mike Laughton This library is free software; you can redistribute it and/or modify it under the terms of the GNU Lesser General P
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www.eeworm.com/read/341340/12090133

bak driver.bak

/* We illustrate the operation of the code using the problem min \sum_{i=1}^n exp (x [i]) - sqrt (i)*x [i] ; subject to 0
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www.eeworm.com/read/341340/12090165

cpp test.cpp

/* We illustrate the operation of the code using the problem Final convergence status = 0 Convergence tolerance for gradient satisfied projected gradient max norm: 7.007567e-009 function value:
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www.eeworm.com/read/152442/12113201

m ggvf.m

function [u,v] = GGVF(f, mu, ITER) % [u,v] = GGVF(f, mu, ITER) % % Generalized Gradient Vector Flow % % Chenyang Xu and Jerry L. Prince 6/17/97 % Copyright (c) 1996-97 by Chenyang Xu and Jerry L.
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www.eeworm.com/read/152288/12124159

m 3-23.m

% 生成二元函数 v = -2:0.2:2; [x,y] = meshgrid(v); z = x .* exp(-x.^2 - y.^2); % 绘制曲面，如图3-4所示 figure(1) mesh(x,y,z); [px,py] = gradient(z,.2,.2); % 求偏导数 figure(2) contour(v,v,z) % 绘制等高线，如图3-5所示 h
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www.eeworm.com/read/152288/12124170

m untitled4.m

clear all; [X,Y] = meshgrid(-2:.02:2); %Z = X.*exp(-X.^2 - Y.^2); Z =X.^2+3*Y.^2-1; [DX,DY] = gradient(Z,.02,.02); contour(X,Y,Z) hold on quiver(X,Y,DX,DY) colormap hsv %plot(X,Y,Z,'--rs','Li
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www.eeworm.com/read/152288/12124188

asv 3-23.asv

% 生成二元函数 v = -2:0.2:2; syms x y; [x,y] = meshgrid(v); z = x .* exp(-x.^2 - y.^2); % 绘制曲面，如图3-4所示 figure(1) mesh(x,y,z); [px,py] = gradient(z,.2,.2); % 求偏导数 figure(2) contour(v,v,z) % 绘制等高线
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www.eeworm.com/read/152288/12124274

asv untitled4.asv

clear all; [X,Y] = meshgrid(-2:.02:2); %Z = X.*exp(-X.^2 - Y.^2); Z =X.^2+3*Y.^2-1; [DX,DY] = gradient(Z,.02,.02); contour(X,Y,Z) hold on quiver(X,Y,DX,DY) colormap hsv %plot(X,Y,Z,'--rs','Li
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www.eeworm.com/read/253950/12173346

m rosegrad.m

function g = rosegrad(x) %ROSEGRAD Calculate gradient of Rosenbrock's function. % % Description % G = ROSEGRAD(X) computes the gradient of Rosenbrock's function at % each row of X, which should have t
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