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Libraries, model workspace, base workspace and how to parameterize my models
Hi Carlos, Is there any specific reason you have decided on using libraries for this? It sounds like you'd have a much easie...

11 years ago | 0

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handles in GUI code
A little string searching combined with some struct functions will get ya what you need handles.instr1 = randn; handles....

11 years ago | 0

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assign differernt marker and put an offset in x-axis in subplot()
Two comments * You can easily plot a group of lines using a single call to the plot function if you arrange each column of th...

11 years ago | 0

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Updating application data from several GUI's
When you write setappdata(0, 'hMainGui', hMainGui); MATLAB is literally just storing a number to the root level object 0...

11 years ago | 0

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Structures in Simulink
Are you referring to a structured signal? If so, check out the Bus Creator block in the Simulink -> Signal Routing library.

11 years ago | 0

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Callback and evalin
Also, not sure if you are aware of this, but you can have the Simulink model resolve variables in the caller workspace instead o...

11 years ago | 1

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Problems updating variables from java generated m-files
Sounds like MATLAB isn't aware a file has changed, and might be using an old, cached version of it. Two thoughts you might tr...

11 years ago | 0

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emlmex error
Is there any way you can upgrade MATLAB versions? It seems like support for MSVC 2010 has really improved between R2010a and R2...

11 years ago | 0

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Disagreement between step function and stepinfo function.
Does the step function give ok results if you don't add t as a second argument? I ask because the spacing of your t vector may ...

11 years ago | 0

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sort arrays with sortrows
How are you reading the data into MATLAB? I think the format you have the data stored in could make or break sortrows in certai...

11 years ago | 0

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Answered
read a file .txt with 'm' rows and 5 columns and ....
Ok i was curious... data = dlmread('myFile.txt','\t') %assuming tab delimited colsOfInterest = data(:,2:4) n...

11 years ago | 1

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Using EOF flag to change multimedia block parameters
Could you put the logic to switch files and restart the simulation in MATLAB instead? You could redefine the file using set_p...

11 years ago | 0

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Trouble in upconverting a narrow band signal to a 1 GHz carrier using Simulink
Short answer - do one of the following * Insert a Rate Transition (Simulink -> Signal Attributes) block anytime you have a si...

11 years ago | 0

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Converting iddata to a double
Is this what you mean? %Create fake data u = (0:0.01:2*pi)'; y = sin(u) + 0.1*randn(size(u)); %Create iddata o...

11 years ago | 2

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Algebraic Loop Journey of Understanding
Adding an Enable port to a subsystem makes the subsystem Atomic, so Simulink has to treat the internal contents of the subsystem...

11 years ago | 0

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strange behavior (bug?) with subplot and setting outerposition
I'm not 100% sure why it is removing the third axes. That aside, I've got a couple thoughts for ya 1. If you are going t...

11 years ago | 1

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Simulink to a DLL to execute from an Desktop .Net Application
You can certainly do this with your Simulink model. Simulink Coder (formerly Real-Time Workshop) allows you to generate C/C++...

11 years ago | 1

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Access Images in a zip file without unzipping
You may be able to find an external unzip utility and call it from within MATLAB using the system function. The GNU unzip seems...

11 years ago | 0

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Filtering Data
Here's a filter function example for ya... Doc reference: <http://www.mathworks.com/help/techdoc/ref/filter.html> Examp...

11 years ago | 0

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Parameter estimation with more data sets
Are you referring to parameter estimation tasks with Simulink models? If so, I believe it is. You just add each data set und...

11 years ago | 0

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how to change, by using commands, the space between plots when using a subplot?
I can think of two ways 1. Manually move the axes position >> ah = subplot(2,2,1) >> currentPos = get(ah,'Position');...

11 years ago | 0

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Can't pass parameters from a mask to a subsystem
Are you masking a Model block, or a subsystem? It sounds like you added a mask to a subsystem in your top description. However...

11 years ago | 1

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Query regarding induction motor equation
Hmm... I can think of two options 1. Use a Divide block, with the "Multiplication" setting to "Matrix". Then, pass the 4-by-...

11 years ago | 0

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S-Function && MS Visual Studio C/C++: Segmenation Violation -> how to find error?
I've never heard of anything like this. However, before I knew about debugging S-functions properly, I used to use printf state...

11 years ago | 0

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Output Length of signal filtered using FIR Filters
I believe generally convolution is used, though I am no signal processing expert so I can't speak to all filter variations. T...

11 years ago | 1

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Coupled Differential Equation
I would recommend giving these a try: <http://www.mathworks.com/help/techdoc/ref/ode23.html> I've never used them with the...

11 years ago | 0

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matlab code wavefront generation
You mean like this? >> x = 0:0.01:2*pi; >> y = -1:0.01:1; >> [X,Y] = meshgrid(x,y); >> wavefront = sin(X); >> s...

11 years ago | 1

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Gaze Interest Heat Map
It sounds like you are looking for a 2-dimensional histogram. There is none in default MATLAB, as far as I know. However, seve...

11 years ago | 0

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How to change variables in time in Simulink?
It sounds to me like you want the mass data to be a signal, and not a parameter that is defined by a workspace variable. I ...

11 years ago | 2

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Help about Building GUI
There are a lot of GUI examples in the file exchange. Here's one from Mr. Matt Fig himself: <http://www.mathworks.com/matlab...

11 years ago | 0

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