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ocr for reading text
<http://www.mathworks.com/matlabcentral/fileexchange/?term=tag%3A%22ocr%22>

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How can i run this matlab code?
Have you read README and help file? Perhaps it says everything you need.

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Binary string to character conversion
S = '001000110111'; a = '0'; b = '10'; c = '110'; d = '111'; S = strrep(S,d,'d'); S = strrep(S,c,'c'...

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regarding save in matlab
Use save with optional arguments: save('your_file', 'first_variable', 'second_variable', ... ) see also doc: <http://...

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make image
<http://www.mathworks.com/help/techdoc/ref/image.html> <http://www.mathworks.com/help/techdoc/ref/imagesc.html>

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How to adjust the Grid size
Analyze this code: plot(1:10000) grid on pause set(gca,'XMinorTick','on') grid minor pause set(gca,'Xtick...

대략 14년 전 | 3

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running R within matlab
There is a *Rscript* command, so you can run it in this way: !Rscript your_script.r

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Display negative values on logarithmic graph
Plot the logarithm of the absolute value of *y* multiplied by sign of *y*, and the change labels: x = linspace(0,3,10000); ...

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.txt to .wav file conversion
First load data from file using e.g. importdata: <http://www.mathworks.com/help/techdoc/ref/importdata.html> And then save...

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Matlab GUI from m file only
Yes it is possible, for example watch this video: <http://blogs.mathworks.com/pick/2007/12/28/matlab-basics-guis-without-guid...

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Plotting figures with Multiple Axes
Do you have this function <http://www.mathworks.com/matlabcentral/fileexchange/9016> in your search path? <http://www.m...

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solving quadratic equation
If you have one equation just solve it with _roots_ function and choose solution which satisfied your inequality.

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plot Bethe-Bloch equation
Use *.** (the element-by-element product) operator for array multiplication.

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why why why why why ..........................................
It means, that program is still running. Run it in debug mode, and you will see step by step how it works.

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failed to determine the appropriate size in find
What should be the y? Maybe replace: if (isempty(k1)) k1 = 0; end with: if (isempty(k1)) k1 = 1...

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To pick random data
a=[1 2 -8 9 0 5]; b=[6 7 1 5 8]; imax = 10; if any(ismember(a,b)) a = randi(imax,size(a)); b = rand...

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Problem with ODE solver
[T,Y] = ode113(@(x,y)4*x,[-4 4],32); fplot('2*x.^2',[-4 4]) hold on plot (T,Y,'ro')

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Plot sine wave whose frequency changes with time
t = linspace(0,2,2000); plot(t,sin(2*pi*(50+sin(10*pi*t)).*t))

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subplot hoe to add a tile?
Try this code: for i = 1:4 subplot(2, 2, i) plot(rand(1, 10)); end axes('Units','Normal','Position',[.0...

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how to sort the elements of an array within a given range?
a=[2 5 1 3 4]; a(2:4) = sort(a(2:4))

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using find function
If I understand you correctly, try to round your vector roughly this way: round(p*100)/100 or use find something like th...

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Particle Swarm Optimization in matlab
Try to solve your task with this toolbox: <http://www.mathworks.com/matlabcentral/fileexchange/7506>

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Error when evoking patternsearch
Try to debug your program with the command: dbstop if error It looks to me, that you have overwrote some matlab functi...

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Pattern search
The example in documentation shows how to use objective function with constrains: <http://www.mathworks.com/help/toolbox/gads...

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Read/Write audio files in Matlab
I propose to use any MP3 to WAV converter, and then wavread & wavwrite functions.

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Making graphs from data given
<http://www.mathworks.com/help/techdoc/data_analysis/f0-15185.html> <http://web.cecs.pdx.edu/~gerry/MATLAB/plotting/loadingPl...

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Plotyy x-axis overwritting with two plotyy graphs and legend issues
Using these commands together is a little complicated. My proposition to solve this problem is as follows (I removed the unneces...

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what's wrong with 'smooth' and 'find' commands in this code?
Look at result of this line: y- round(y*10)/10 In vector y there is no exact 0.6 value. Try this code: x = [0 0 ...

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How to add images on a pusbutton
You can set images in this way: function test1 i1 = imread('http://img818.imageshack.us/img818/7208/03close.png'); i2...

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Plotting on Secondary y-axis and scaling
Let's try it this way: clear clf A1 = 0.1:0.1:1; B1 = 100000./(A1); E1 = nan(size(A1)); for i=1:length(A...

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