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hist problem
unique(out) gives 25, that means you ask for 25 bins, you can see it because you get counts and values with 25 elements. do i...

plus de 14 ans il y a | 0

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YDataSource problems
Use lines instead of plots and change their xdata and ydata everytime you want to update them. I can't understand that code, yo...

plus de 14 ans il y a | 0

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Setting value to zero at random
idx=find(max(nonzeros(A))==A); B(randi([idx(1) idx(end)]))=0

plus de 14 ans il y a | 1

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convert strings back to variable names?
Just a simple example on how to create 3 variables with predetermined values. v={'x1a','x2b','xA'}; values={10,20,30}; ...

plus de 14 ans il y a | 7

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How to set axes grid color?
set(axes_handle,'XGrid','off') set(axes_handle,'YGrid','off') or all in one line set(gca,'YGrid','off','YGrid','off')

plus de 14 ans il y a | 0

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How to Open file with GUI's axes multiple times?
% --- Executes on mouse press over axes background. function axes1_ButtonDownFcn(hObject, eventdata, handles) % hObject ...

plus de 14 ans il y a | 0

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How to enter an input in an active 'while' loop?
Take a look at my program <http://www.mathworks.com/matlabcentral/fileexchange/29618-spspj SpSpj> , might not be the best way to...

plus de 14 ans il y a | 0

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Viewing Time vs Frequency in Simulink
This is the code just for MATLAB t = 0:0.001:10; % 10 seconds @ 1kHz sample rate fo = 10; f1 = 400; % Start at 10...

plus de 14 ans il y a | 1

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How to get x,y coordinates of each pixels in a connected component ??
bw = imread('text.png'); L = bwlabel(bw); s = regionprops(L, 'centroid'); XY=[s.Centroid]; ax=axes hold on ...

plus de 14 ans il y a | 0

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Reshowing an image in a programmatic gui
Everytime you use imshow you must also give that image the tools, example: handles.fig=figure handles.ax=axes handles...

plus de 14 ans il y a | 0

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Create variable in workspace
function MakeMyVar(VarName,VarValue) assignin('base',VarName,VarValue) end

plus de 14 ans il y a | 1

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What is the algorithm used by freqz?
edit freqz and see how it works

plus de 14 ans il y a | 0

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GUI
<http://www.mathworks.com/help/toolbox/imaq/f11-74309.html Previewing Data> <http://www.mathworks.com/matlabcentral/fileexcha...

plus de 14 ans il y a | 0

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strfind in simulink and stateflow
if any(strfind((x)>4,[1 1 1 1 1])) V=10000; else V=1 end

plus de 14 ans il y a | 1

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Simulating model in command window without using workspace.
<http://www.mathworks.com/support/tech-notes/1900/1903.html Command Line Functionality for Simulink>

plus de 14 ans il y a | 0

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sampling audio signal
[x,fs] = wavread('file'); t = 0:1/fs:length(x); plot(t,x); for stereo files [y, fs]=wavread(fileName); % Read wave fil...

plus de 14 ans il y a | 1

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GUI
<http://www.mathworks.com/matlabcentral/fileexchange/2378 Buttons>

plus de 14 ans il y a | 0

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How do I run a simulation with a transfer function block and a multi dimensional input ?
I tested a model and found problems doing what you want, my workaround is: # Insert a sine wave block (f=2*pi*0.22 and phase=...

plus de 14 ans il y a | 0

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Shift plot indexing
A = [10 9 7 8 4 2 5 1 0; 10 12 6 8 3 3 4 2 0]; plot(0:size(A,2)-1,A');

plus de 14 ans il y a | 0

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Interactive Line Plot GUI
Take a look at <http://www.mathworks.com/matlabcentral/fileexchange/20645-ginput2-m-v3-1-nov-2009 ginput2>

plus de 14 ans il y a | 0

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I can't get the ilaplace of a function
The documentation for the ilaplace says that ilaplace(L) computes the inverse Laplace transform of the *symbolic expression L*, ...

plus de 14 ans il y a | 0

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Find
a=randi([1 10],10,2); %make up some data x=a(:,1); y=a(:,2); b=5; sum(y<x+b & y>x-b)

plus de 14 ans il y a | 0

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How to make a unique vector
a = [22 20 21 20 24 25 26 22] %your vector b=unique(a); %get the unique ones d=perms(b); %get all possible permutations o...

plus de 14 ans il y a | 0

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Bode
Besides Oleg suggestion, bode doesn't take double arguments, you must provide one transfer function instead. %simple example ...

plus de 14 ans il y a | 1

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plotting of points
%generate some fake data similar to the picture 1 t=1:100; up=10+2*rand(1,45); desc=9-(1:10)*rand(1,1); down=1+2*r...

plus de 14 ans il y a | 0

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Colorbar displays in new figure
Let me know if this is correct, you have the GUI open and you want to add the colorbar from a code on the command line? If th...

plus de 14 ans il y a | 0

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Set cursor position in multiline uicontrol edit box
take a look at <http://undocumentedmatlab.com/blog/setting-line-position-in-edit-box-uicontrol/ Setting line position in an edit...

plus de 14 ans il y a | 0

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Kalmanfilter
Sure you can, take a look on the <http://www.mathworks.com/matlabcentral/fileexchange/ FEX> for examples of the use of the Kalma...

plus de 14 ans il y a | 0

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Passing figure data from fcn to plot in GUI
Why doesn't gcvplots return the data necessary to do the plots to the GUI and the code to plot goes inside the GUI? function...

plus de 14 ans il y a | 0

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Pulling handle from messagebox within GUI
I don't see a problem there because it works just fine uiwait(msgbox('Message')) or waitfor(msgbox('Message'))

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