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GUI, workspace
You could use |uiputfile| to select a file name to be created: doc uiputfile (If you want to get a file to load, use |ui...

14 years ago | 0

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array of images
Where exactly are you stuck? You've been posting enough questions here that I would assume you know how to write a loop. T...

14 years ago | 0

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loadlibrary and 64bit shared lib (DLL) on 64bit windows 7
It definitely doesn't like |mxArray|, so I'd say that you are including files in the wrong order. In the source files that show...

14 years ago | 1

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Answered
Selecting values in an array
Logical indexing: xfiltered = x( x(:,1)==1 & x(:,2)>0, : ); I'm sure you can work out the variations on this. You can...

14 years ago | 1

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car license plate character recognition using neural network
I have not done plate recognition, and have only dabbled in neural networks, but I would expect that you need to translate your ...

14 years ago | 0

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Finding 3 consecutive zero values row by row in an image.
Simplest (and rather inefficient) approach: for y = 1:size(img,1) blacks = 0; for x = 1:size(img,2) if all...

14 years ago | 0

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Store a double value into the cell array element
You'd need to use |eval|, but there's almost always a good reason not to do what you're trying to do.

14 years ago | 0

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Answered
Disabling the case-sensitive mismatch error message
How could it be a warning? It's an error. Case-sensitivity is a feature of the language. You can't change the language. If...

14 years ago | 0

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For cycle to create multiple matrixes
This conceptually is like turning each row of the 35x35 identity into a 5x7 matrix. H = reshape(eye(35), 5, 7, 35); But ...

14 years ago | 1

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interpolate NaNs only if less than 4 consecutive NaNs
Okay, here's a fun way to find the long sequences. You could interpolate the entire lot and then set the long sequences back to...

14 years ago | 2

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Matlab Compiling - With deploytool / mcc
Does the target machine have the relevant Visual C++ Redistributables installed? This kind of crash-without-helpful-message is ...

14 years ago | 0

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this script doesn't seem to work properly any more
A totally random aside... This script is also slow? If you're repeating that switch statement thousands of times, why not pu...

14 years ago | 0

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multiplication of equevalant element of three cells by a predetermined vector
I seem to give a lot of answers that use |arrayfun|, and I don't want to be cliché, but it seems you need it here to pull out th...

14 years ago | 0

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dismember or intersect
You can still use ismember on the 3rd column: memb3 = ismember(a(:,3),b(:,3)); And a dirty little number on the other tw...

14 years ago | 0

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How to add a function to MATLAB root
Just keep it in your own 'handy stuff' directory or whatever, and add that to MatLab's path. File -> Set Path... Don't f...

14 years ago | 0

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Ignoring NaN in a mean only if there is a singal NaN
Compute the mean with |nanmean| as usual, and then check for multiple NaNs: You can count the NaN values in an array like so:...

14 years ago | 0

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Can I use stringmatch, if I am looking for a match at the end of a string??
You should use regular expressions for this. doc regexp They are far more powerful than simple string matching, but you ...

14 years ago | 1

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fill empty spaces in a cell array
Here's a clunky solution: function [A] = FillEmptyRows( A ) while 1 emptyCells = cellfun(@(x) isempty...

14 years ago | 0

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Can I use Simulink fixed-point advisor to translate C code ( with float variable ) to fixed-point code ( only integers ) ??
Are you supposed to use MatLab for this? Fixed-point in C is not hard. You just exploit bit-shifting, which is built into the ...

14 years ago | 0

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Array weirdness
The call to |*length*| returns the largest dimension, which in your case is 17. So the first time, you write 1 row, then you wr...

14 years ago | 0

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vectorizing four nested for loops
Try this: [i,j] = ndgrid(1:n*n); r = reshape(a(i)+a(j), [n n n n]);

14 years ago | 4

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Saving multiple figures all at once
You'll want to do it in a loop. First, make sure you have stored the handles to your figures in a vector. figures = []; ...

14 years ago | 5

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how to store and access the array?
There's lots of ways to do this. Here is some useful stuff to read: Exporting to text data files: <http://www.mathworks.c...

14 years ago | 0

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UDP Loopback Test in Real-Time Windows Target
How much is the delay? Typical round-trip for a UDP packet on the loopback is around 100 microseconds (for a ping and reply). ...

14 years ago | 0

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RLC circuit impulse response
Are you expecting |y| to be a vector, or a matrix? When you assign to |y(k+2)|, it needs to be a single value. But on the ri...

14 years ago | 0

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Neural Network help
You are 'testing' your net with exactly the same data that trained it. Of course you will get your targets back out. You need ...

14 years ago | 0

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Subscript indices must either be real positive integers or logicals
How can |fourier| be a function when you just defined it as a persistent variable in your |mycon| function? I suspect you may b...

14 years ago | 1

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math Legendre problem
That's almost right, but wherever you had |p(n)| etc, you shouldn't adjust |n|. You should only have subtracted 1 from the inst...

14 years ago | 0

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Answered
I want to plot X & Y data for different Time step.
How about this: hold off; scatter( x1, y1, 'bo' ); % Blue circles hold on; scatter( x2, y2, 'gv' ); % Green tria...

14 years ago | 0

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Answered
[SOLVED] compile mex with blas under windows
Did you not try: mex -v sparseQPsetup.c -lmwblas

14 years ago | 0