代码搜索：Difference

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txt 06-21.txt

例6-21 使用diff函数求数值微分。 解：在命令窗口中输入如下命令，并按Enter键确认。 >> h = .002; >> x = 0:h:pi; >> diff(sin(x.^2))/h; %is an approximation to 2*cos(x.^2).*x >> diff((1:10).^2) ans = 3 5 7
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www.eeworm.com/read/156529/11793925

m mmderiv.m

function z=mmderiv(x,y) %MMDERIV Compute Derivative Using Weighted Central Differences. % MMDERIV(X,Y) computes the derivative of the function y=f(x) given the % data in X and Y. X must be a vector, b
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www.eeworm.com/read/155122/11897133

m mmderiv.m

function z=mmderiv(x,y) %MMDERIV Compute Derivative Using Weighted Central Differences. % MMDERIV(X,Y) computes the derivative of the function y=f(x) given the % data in X and Y. X must be a vector, b
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www.eeworm.com/read/343743/11931009

pl mstats.pl

#!/usr/local/bin/perl -w # # Simulates mstats -t if mstats had a -t flag. # # This script is useful for getting delve results into Matlab. # The trouble with DELVE's own script, mstats, is that it #
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www.eeworm.com/read/256398/12001833

m testwaveletkernel.m

% % this is a script for testing and looking into wavelet kernel % and different decompositions. % % clear all close all % this is the data N=50; x=linspace(0,1,N)'; % these are the
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www.eeworm.com/read/153407/12035583

m updatenodeids.m

function tree=updatenodeids(tree,d) %UPDATENODEIDS Updates the node ids of a GPLAB tree. % UPDATENODEIDS(TREE,DIFFERENCE) returns TREE with DIFFERENCE % added to all its node ids. % %
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www.eeworm.com/read/152406/12116692

m imr.m

% IMR Calculate image rejection ratio given amplitude and phase mismatch % % [y] = IMR (a, p) returns the image rejection given by a system with % amplitude ratio a and phase differen
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www.eeworm.com/read/254518/12132865

m imr.m

% IMR Calculate image rejection ratio given amplitude and phase mismatch % % [y] = IMR (a, p) returns the image rejection given by a system with % amplitude ratio a and phase differen
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www.eeworm.com/read/253950/12173340

m gradchek.m

function [gradient, delta] = gradchek(w, func, grad, varargin) %GRADCHEK Checks a user-defined gradient function using finite differences. % % Description % This function is intended as a utility for
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htm gradchek.htm

Netlab Reference Manual gradchek gradchek Purpose Checks a user-defined gradient function using finite differences. Synopsi
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