Respondida
Locating Peaks Naively
If this is a signal processing application, you will find the <http://www.mathworks.com/help/toolbox/signal/findpeaks.html |find...

más de 15 años hace | 0

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Is there a way to detect if a file is open in another application from MATLAB?
The FOPEN command returns a -1 if there is an issue with opening the file. You can use that. Even if you use LOAD or other funct...

más de 15 años hace | 1

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simulink- too much connections?
I am not particularily strong with the Fuzzy Logic Controller block, but when I tried it a while ago, I recognized too, that the...

más de 15 años hace | 0

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Initialization in Simulink
I am not sure why you find that easier, but yes this is possible. You can apply a callback function, e.g. the "Pre Load Function...

más de 15 años hace | 3

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Blocks for RealTime Workshop
This is extensively docuemented here: Product Limitations Summary <http://www.mathworks.com/help/toolbox/rtw/ref/brl3tbg.h...

más de 15 años hace | 2

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Confusing Simulink error: Derivative at time 0 is Inf or NaN
If you search MathWorks Solution documents and bug reports with " singularity solution reducing", you will find a <http://www.ma...

más de 15 años hace | 3

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

más de 15 años hace | 0

Respondida
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...

más de 15 años hace | 3

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Respondida
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...

más de 15 años hace | 0

Respondida
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...

más de 15 años hace | 12

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

más de 15 años hace | 0

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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...

más de 15 años hace | 1

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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...

más de 15 años hace | 2

Pregunta


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...

más de 15 años hace | 4 respuestas | 4

4

respuestas

Respondida
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 ...

más de 15 años hace | 3

Respondida
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 ...

más de 15 años hace | 1

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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...

más de 15 años hace | 5

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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: ...

más de 15 años hace | 0

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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...

más de 15 años hace | 0

Respondida
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...

más de 15 años hace | 1

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

más de 15 años hace | 1

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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 ...

más de 15 años hace | 2

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Respondida
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...

más de 15 años hace | 2

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Respondida
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...

más de 15 años hace | 0

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

más de 15 años hace | 0

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

más de 15 años hace | 2

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

más de 15 años hace | 4

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Respondida
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...

más de 15 años hace | 1

Respondida
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...

más de 15 años hace | 3

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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...

más de 15 años hace | 0