Answered
Help with Numerical Differentiation
Hello Deepa, Please check this example : Approximate derivates with diff function. You can easily calculate the forward finite...

3 years ago | 0

Answered
How to calculate multivariable limit using matlb?
Hi Gaurav, Unfortunately, there is no special function as of now that calculates multivariable limits directly. However, ther...

4 years ago | 1

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Answered
Log-scale frequency axis in Signal Analyzer App
Hi Sukvasant, The Signal Analyzer app currently does not support changing the scale of the plot directly. However, a workaround...

4 years ago | 1

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Answered
first order runge-kutta method
Hi, You can check this lecture series on solving ODEs in MATLAB : link. There is also a "Code and resources" section from where...

4 years ago | 1

Answered
Same code but different result with optimal control - forward-backward sweep method
Hi, You may want to debug your program with the in-built debugging tools MATLAB provides. You may create a loop - counter varia...

4 years ago | 0

Answered
Unable to Select Datastore (Deep Network Designer)
Hi, The most probable reason is that the support for importing built-in or custom datastores into Deep network designer was int...

4 years ago | 0

Answered
How to make ptr during the gagerr process??
Hi, Referring to the documentation page of gagerr, I can give you an example as follows: %to display the ptr value, we need to...

4 years ago | 0

Answered
How to generate points on the surface of an ellipsoid?
Hi, I believe you can use the ellipsoid function for this. Example: [x,y,z] = ellipsoid(0,-0.5,0,6,3.25,3.25); will create an...

4 years ago | 0

Answered
certificates from self-paced courses not loading
Hi Brian, I have a few suggestions for you which may help: Use a different browser Do a hard refresh of the MATLAB academy h...

4 years ago | 0

Answered
Help remove unconnected small pixel from image
Hi, I found the mistake at line 132 of the code you have attached. If you notice, grayImage is already a binary image so thresh...

4 years ago | 0

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Answered
how to disable the CLI prompt to save simulink model before closing?
Hi, If you want to save your changes, may be you could use "save_system" command in your try block. In this way, when you close...

4 years ago | 0

Answered
Close the prompt to save simulink model using Matlab code
Hi Seshasai, You could use the "/f" parameter with taskkill to forcefully terminate the process. Ofcourse, the changes made to ...

4 years ago | 1

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Answered
error in HighwayLaneFollowingExample : 3D Simulation engine interface read error
Hi, The error you mentioned might be because you closed the Unreal Engine Simulation window before stopping the simulation in S...

4 years ago | 0

Answered
'perform' function in Deeplearning toolbox
Hi Abdulaziz, The "perform" function returns the performance of the trained network calculated according to the net.performFcn ...

4 years ago | 0

Answered
MATLAB shortcut not running after installation
Hi, You can start MATLAB from the command prompt itself. Please check this page : link for more information. Also, typically t...

4 years ago | 0

Answered
Simulink InitFCN in MATLAB function2 block does not initialize object from h = fill()
Hi Stijn, It is my understanding that you are using the first script as the InitFcn callback of your function block, then later...

4 years ago | 0

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Answered
calibration of a stereo dataset
Hi Riya, Please check out the Stereo Camera Calibrator App documentation page. It has all the detailed steps to get you starte...

4 years ago | 0

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Solved

Tic Tac Toe FTW
Given a tic tac toe board: * 1 represents X * 0 represents empty. * -1 represents O It is X's move. If there is an imme...

4 years ago

Answered
Extract the rice objects from the input image
Hi Shafiqah, You could try binary thresholding in this case: BW = imbinarize(img,'adaptive'); The binary image thus obtained ...

4 years ago | 0

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Answered
An unrecognizable error in LSB based steganography
Hi, Looking at the "Embed.m" script, I can see you have made a small assignment error here: greenChannel = imresize(blueChanne...

4 years ago | 0

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Answered
Can vpasolver work in simulink model?
Hi, I think a possible workaround to this would be to do the symbolic computations in a separte function script and call that f...

4 years ago | 1

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Answered
Taylor Maximum Error in the point 0.5
Hi, You can use the Symbolic Math toolbox to solve your issue as follows: syms x; f = sinh(x^2); T = taylor(f); %finds the ...

4 years ago | 0

Answered
Simulink's PLC Code generator and automatic generated lines meaning
Hi Leonardo, You can more information about these variables from this documentation page. As an overview: ssMethodType enables...

4 years ago | 0

Answered
Unrecognized function or variable 'TrapComp'
Hi, As already mentioned in the comments, MATLAB cannot find the function "TrapComp", hence the error. Looking at the code, thi...

4 years ago | 0

Answered
Avoid searching the commented out logic seach in Stateflow API.
Hi Arjun, According to my understanding, you want ignore the charts that are commented in the Stateflow logic of your model. To...

4 years ago | 0

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Answered
GenerateParameterDataForDatasheetBatteryBlockExample
Hi Craig, I assume that you are trying to run the script "GenerateParameterDataForDatasheetBatteryBlockExample.m" by using the ...

4 years ago | 0

Answered
How can I set cameraParameters?
Hi Bowen, The RotationMatrices is a read - only property and cannot be set in the manner you are expecting. I think this answer...

4 years ago | 0

Answered
How to calculate an exponentially weighted moving mean and specify the time constant over which weights are applied?
Hi Cai, The warning is shown because the syntax used is not proper. At present, there are two algorithms supported by the dsp.M...

4 years ago | 0

Answered
How to calculate an exponentially weighted moving average on a conditional basis?
Hi Cai, In order to accomodate your custom conditions, you may think about creating a small script to mimic the algorithm used ...

4 years ago | 0

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Answered
Matlab Trisurf Color By Face
Hi John, This error occurs because whenever we call: trisurf(faces,vertices(:,1),vertices(:,2),vertices(:,3),colors); the fun...

4 years ago | 0

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