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How to use the Finite Difference Method to get the gradient?
Have you looked at the <http://www.mathworks.com/help/releases/R2011a/techdoc/ref/gradient.html |gradient|> function? Arnaud

15年弱前 | 1

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plotting data with and without errorbars
Use <http://www.mathworks.com/help/releases/R2011a/techdoc/ref/errorbar.html |errorbar|>: X = 0:pi/10:pi; Y = sin(X); E =...

15年弱前 | 0

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Obtaining a path name and using it
source_dir = uigetdir(); %Folder with the *.tif files cd(source_dir); %Changes folder to chosen folder mkdir('Target'); d...

15年弱前 | 1

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vector display
Have a look at the <http://www.mathworks.com/help/releases/R2011a/techdoc/ref/format.html |format|> function, for example try: ...

15年弱前 | 0

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automatic save images
See: * <http://matlab.wikia.com/wiki/FAQ#How_can_I_create_variables_A1.2C_A2.2C....2CA10_in_a_loop.3F How can I create variab...

15年弱前 | 0

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how to simulate dinamic load in simpowersystem
Have a look at this <http://www.mathworks.com/support/solutions/en/data/1-1BDGS/ technical solution>. HTH, Arnaud

15年弱前 | 0

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Discrete equation with two unknown variables
This can be rewritten as: a*x1^2 - b*y1 = y1 a*x2^2 - b*y2 = y2 or in matrix form: A * [a b]' = [y1 y2]' where:...

15年弱前 | 2

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saving figure at specefic resolution
Use the <http://www.mathworks.com/help/releases/R2011a/techdoc/ref/print.html |print|> command with the |-r| flag. HTH, Ar...

15年弱前 | 0

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Plotting a graph to show correlation of voltage over current
voltage = 0:2.5:25; % V resistance = 10; % Ohms current = voltage / resistance; plot(current,voltage) xlabel('Current [A]'...

15年弱前 | 2

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what is the difference between manually generated data and loaded data or random data?
<http://matlab.wikia.com/wiki/FAQ#Why_is_0.3_-_0.2_-_0.1_.28or_similar.29_not_equal_to_zero.3F>

15年弱前 | 0

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Error Handling WITHOUT using try-catch statments
I wouldn't recommend trying to run a Simulink model within an Embedded MATLAB Function, which itself resides in another Simulink...

15年弱前 | 0

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complex numbers
You probably want: if (M(j,i)==0 || M(i,j)==1) However, I would not recommend testing directly for equality if you're us...

15年弱前 | 0

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I have a problem when I open the simulink file.
That's not very clear, but it seems that you need to change the character encoding. Have a look at the following pages from the ...

15年弱前 | 3

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transfer function to c code
The code generation products have been repackaged in the latest release, R2011a. If you are using R2011a, you can use <http:/...

15年弱前 | 0

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Retrieve the figure from the surface fitting tool
Use |File| -> |Generate Code| to generate some MATLAB code that you can re-execute with different data. The generate MATLAB code...

15年弱前 | 0

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SimPowerSystem block Asynchronous Machine parameter values
That's a duplicate of a <http://www.mathworks.co.uk/matlabcentral/answers/7099-simpowersystem-block-asynchronous-machine-si-unit...

15年弱前 | 0

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Moisture in pneumatic model
As you point out, the pneumatic blocks in Simscape are based on the ideal gas law, so no, it's not directly possible to model mo...

15年弱前 | 0

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data stored in workspace
If you look at the <http://www.mathworks.com/help/releases/R2011a/toolbox/simulink/slref/fromworkspace.html documentation> for t...

15年弱前 | 1

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how to make arrows
You can use the <http://www.mathworks.com/help/releases/R2011a/techdoc/ref/annotation.html |annotation|> function as suggested b...

15年弱前 | 1

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NI PCI-6115 hardware support in matlab
The web page you mention indicates that this particular board has been supported by the Data Acquisition Toolbox since R14SP3, s...

15年弱前 | 0

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How to measure the frequency response of power system network in Simulink?
You can use <http://www.mathworks.co.uk/products/simcontrol/ Simulink Control Design> to linearize the model around an operating...

15年弱前 | 1

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How to delete mdl file with comand line?
It's probably because the file |new.mdl|, although erased, is still loaded in memory. Try using <http://www.mathworks.com/help/r...

15年弱前 | 0

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TeX/LaTeX: how to define cubic root?
Is it as an <http://www.mathworks.com/help/releases/R2011a/techdoc/creating_plots/f0-4741.html annotation> on a plot? If so, you...

15年弱前 | 1

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sum function
As Seth suggested, use the Sum block, or even the <http://www.mathworks.com/help/releases/R2011a/toolbox/simulink/slref/add.html...

15年弱前 | 0

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from gui to workspace
Use <http://www.mathworks.co.uk/help/techdoc/ref/assignin.html |assignin|>. HTH, Arnaud

15年弱前 | 1

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regarding conversion of time domain data to frequency domain having large values like 4096
Also look at this <http://www.mathworks.com/matlabcentral/answers/5823-fft-of-discrete-time-domain-data similar question>. HT...

15年弱前 | 0

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How to transfer electric torque to mechanical system via gear reducer
When combining electrical models in SimPowerSystems with mechanical models in SimMechanics, it's generally best to use the speed...

15年弱前 | 1

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How to solve Differential Equation in Simulink Model
Use the <http://www.mathworks.com/help/releases/R2011a/toolbox/simulink/slref/mathfunction.html Math Function> block, and select...

15年弱前 | 0

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Plot like a "scope" block
You can also use <http://www.mathworks.com/help/releases/R2011a/toolbox/simulink/slref/simplot.html |simplot|>. HTH Arnaud...

15年弱前 | 0

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Setting axes with center in origin (0,0) in plotted variables.
Does the <http://www.mathworks.com/help/releases/R2011a/techdoc/ref/axis.html |axis|> command do the trick? Arnaud

15年弱前 | 5