Answered
Framing a Video
As a starting point, please familiarize with the commands AVIREAD, MMREADER, VIDEOREADER, e.g.: <http://www.mathworks.com/hel...

15 years ago | 0

Answered
Storing multiple values in one location of matrix
I need to speculate a bit what the question is. Here an example code: a=1; % I peronally never use i,j,I,J b=2; M=zeros(4...

15 years ago | 3

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Answered
How to find a variance to an image
The IMAGE function returns a handle, see <http://www.mathworks.com/help/techdoc/ref/image.html> I expect VAR over a handle...

15 years ago | 0

Answered
How do I tell which toolboxes my program uses?
There are a couple of things to try and consider. First, you can run code on a machine that has the necessary products (e.g. a t...

15 years ago | 12

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Answered
Hadamard Transformation
There is a HADAMARD command in MATLAB that returns the Hadamard matrix of order n. Please explain if a 'Complex Hadamard Transfo...

15 years ago | 0

Answered
Time conversion question
Usually, I would prefer the DATEVEC function, but as far as I see, this is not working here, as no month information is given. A...

15 years ago | 1

Answered
Matlab error message when launching on Macbook Pro
"This issue is due to a change in the default Java version from when MATLAB R2009a was released...As a workaround, you can tempo...

15 years ago | 2

Question


Why are computational results in MATLAB sometimes different on different machines and how can I prevent this has a high impact on my application?
I like to collect reasons why computational results in MATLAB and other MathWorks tools are sometimes different on different mac...

15 years ago | 4 answers | 4

4

answers

Answered
Can I install an earlier version of MATLAB on a system with a current version of MATLAB?
1. True. When downloading, you choose the 32 or 64 bit version of MATLAB 2. Yes. You can have multiple versions installed on ...

15 years ago | 3

Answered
Contour Plotting in Surface Fitting Tool
If I understand your question correctly, this can be achieved by exporting the data and creating a new contour plot that can be ...

15 years ago | 1

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Answered
String Manipulation
I see two approaches. As you have a filename, you can have MATLAB take care of this by using the FILEPARTS command: [pathst...

15 years ago | 5

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Answered
3D model based vehicle tracking
In case you can use the Video and Image Processing Blockset, you can have a look at multiple implementations of tracking here: ...

15 years ago | 0

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Answered
Statistics from spectrogram
When you use the SPECTROGRAM command in the following way, no MATLAB figure is created: T = 0:0.001:2; X = chirp(T,100,1...

15 years ago | 0

Answered
Creating new blocks for use in Simulink
I am aware of two major implementations. First you can create your own Simulink block by using standard blocks and put them into...

15 years ago | 1

Answered
Strange behaviour with elseif
The behaviour you observe is not a bug, but a result of normal numerical effects on different installations (surely processors, ...

15 years ago | 1

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Answered
Lost results after a weekend
There are a couple of different reasons for crashes and also of programming techniques you can use. See the following Technical ...

15 years ago | 2

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Answered
Is it possible to produce a Stateflow diagram from within a MATLAB code?
Yes, this is possible. This is called "Stateflow API" and is documented here: <http://www.mathworks.com/help/toolbox/stateflo...

15 years ago | 2

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Answered
How do I split a cell array of data I imported from Excel?
That depends on how you import it and what the resulting 'table' should be. A cell array? [num, txt, raw]=xlsread('pathtofi...

15 years ago | 0

Answered
How do I get the figure position from a plot?
Using get(t(1),'Position') in your example code returns the 'Position' parameter only.

15 years ago | 0

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Answered
What is HDL IP?
IP stands for intellectual property <http://en.wikipedia.org/wiki/Intellectual_property>

15 years ago | 2

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Answered
How do I record audio in MATLAB?
The intuitive command to record audio is *<http://www.mathworks.com/help/techdoc/ref/audiorecorder.html AUDIORECORDER>* :-)

15 years ago | 4

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Answered
How can I make a MATLAB program to take exactly the same time to run, every time it is run in MATLAB?
I do not support the Real-Time Workshop suggestion, as this product is designed for code generation of Simulink models (although...

15 years ago | 1

Answered
How can I use use the index in a FOR loop in a string?
While I suggest using the XLSWRITE syntax, xlswrite('test.xls',F0,brd{i},'A1:A10') this may just an example code. I pers...

15 years ago | 3

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Answered
What issues should I be aware of when working with MATLAB/Simulink on multiple operating systems?
Two additional aspects: Sid's point #1 and #2 are also true with 32 bit vs. 64 bit operating systems - not everybody consider...

15 years ago | 0