代码搜索：gradient
找到约 2,951 项符合「gradient」的源代码
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gif gradient_38.gif
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gif gradient_6.gif
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gif gradient_25.gif
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gif gradient_5.gif
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gif gradient_21.gif
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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
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h gradient_sum.h
#ifndef _GRADIENT_SUM_H_
#define _GRADIENT_SUM_H_
#include "outline.h"
int NormalizedSumOfGradientMagnitude(int x, int y, OUTLINE *outline, unsigned char *grad);
int NormalizedSumOfGradientDotProduc
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cpp gradient_sum.cpp
//////////////////////////////////////////////////////////////////////
// gradient_sum.cpp
//
// Searches for the head in a neighborhood.
/////////////////////////////////////////////////////////////
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m conjugate_gradient.m
function [x,fx, nfun, ngfun] = conjugate_gradient(fun,gfun,x,optparam,varargin)
% CONJUGATE_GRADIENT : performs conjugate gradient optimization
if ~isfield(optparam,'global_cg'), optparam.global_c
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m gradient2.m
function [xx,yy] = grad(a,xax,yax)
%GRADIENT Approximate gradient.
% [PX,PY] = GRADIENT(Z,DX,DY) returns the numerical partial derivatives
% of matrix Z in matrices PX = dZ/dx and PY = dZ/dy. DX and