Aghamarsh Varanasi
MathWorks
I am an Application Support Engineer in the EDG Group, MathWorks.
DISCLAIMER : Any Advice or opinions here are my own, and in no way reflect that of MathWorks.
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Content Feed
Display Aerotech Position in App Designer
Hi, You can use a timer-class to execute a function after a particular time interval. This will help you to query and display t...
1 month ago | 0
Multiple Legends Multiple Colours
Hi, The color of the lines in the legend section is the same color that we use to plot the lines. To plot a line with a custom...
1 month ago | 0
is there a way to make it to where if a checkbox is checked then that corresponding word will show up in the text area?
Hi, You can use string array to achieve this functionality. For reference, you can use the following code snippet function Don...
1 month ago | 0
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How can I create an animation from a quiver plot into a separate figure?
Hi, To create an animation by plotting random points, you need to capture each frame of the figure and write to a 'gif' file. F...
2 months ago | 0
how to save a video of an animated graph
Hi Imran, There are two ways in which you can achieve this and it mainly depends on the variables 't1' and 'y'. If 't1' and ...
2 months ago | 1
Match datetime within 2 seconds from two columns of different sizes
Hi, To handle datetime data, you can use the datetime data type to save the data as a MATLAB variable. This helps you to compar...
2 months ago | 0
Update Image of a uiimage element in a Web App
Hi, This is intended behaviour. As the filename of the image is not changed, as a part of optimization, the image is not reload...
2 months ago | 0
How to terminate drawline() with a buttonPushedCallback?
Hi You can use the keyboard shortcut 'Esc' key to cancel the drawing of a line while using the 'drawline' function. In your ca...
2 months ago | 0
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How do I open imtool pixel selector within a GUI
Hi, 1. You can open an image within the app using imshow and setting the parent of the image. imshow(rgbImage, 'Parent', app.U...
2 months ago | 1
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Reed-Solomon decoding (Getting all the bits instead of just the message)
Hi Das, You can get the corrected code in the format of the input to the function rsdec by using the third output argumet of th...
2 months ago | 0
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Using Ode45 to solve differential equation with time dependent variable
Hi, You can refer to this MathWorks documentation link to solve a Seconf-Order Differential equation. Hope this helps
2 months ago | 0
analyse table by row name
Hi, You can import the data as a table from csv form the import gui. To sort the table based on the first row, you can use 'sor...
2 months ago | 0
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Code folding in MATLAB 2020b? (LIVE SCRIPT)
This feature is currently not available for the Live Editor as of R2021a. I have brought this to the notice of the concerned peo...
2 months ago | 1
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What are the disadvantages of Empirical Mode Decomposition?
Hi For more information on 'Empirical Mode Decomposition' refer to the 'More about' section of this MathWorks documentation pa...
2 months ago | 0
Changing the derivative variable in symbolic matlab
Hi, If the symbolic matrix be stored in a variable 'M', the function 'diff' can be used to get the partial derivative of the m...
2 months ago | 0
How to plot correctly a Fourier series?
Hi, You can create a 'fourier series' with the coefficients a0, AN and BN arrays and use fplot to plot this symbolic function. ...
2 months ago | 0
how to solve the integer multiple of fixed-step size
Hi, The Fixed-step size is the time interval after which the solver solves a Simulink model. Hence, all the sample times in a S...
2 months ago | 0
Cannot delete Simscape block
Hi, You can refer to the 'PreDeleteFcn' and 'PreSaveFcn' callbacks in the "Block Callbacks" for the '4-Speed CR-CR' block. The...
2 months ago | 0
Converting Table into a Gridded Array for Use with 'griddedInterpolant'
Hi, You can access the data in a table in the form of a matrix using the syntax, T.Variables. For example, ctable = readtabl...
2 months ago | 0
Which type of estimator is provided from the HAC function in matlab?
Hi, You can find more about the estimators of HAC function can be found in the "More about" and "references" at this documentat...
2 months ago | 0
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Adding a string value to an array.
Hi, CellArrays would be the right structure to store string data. You can assign values to cell array as follows. A = cell(4,4...
3 months ago | 0
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App Designer Slider changing value and Numerical Boxes Popping Up
Hi, You can use the 'Value Changed' callback of a slider in MATLAB appdesigner. For the numerical boxes, you could use a 'Numer...
3 months ago | 0
How to graph separate functions from a loop and find their max's?
Hi, You can use the 'fplot' function to plot a function or expression. To calculate the local maxima or local minima of a funct...
3 months ago | 0
License Manager Error -9 after restart
Hi, I would recommend you to contact MathWorks Technical Support and create a service request as this seems to be a computer sp...
3 months ago | 0
App Designer Error: Unable to perform assignment because the left and right sides have a different number of elements.
Hi, The script seems to run with out any error for the inputs of type 'double'. Please check if the input from appdesigner is p...
3 months ago | 0
How to give option to change plot properties(e.g. color, line width, line style) in matlab app designer ?
Hi Vinayak, You can customize the plot in a app developed in MATLAB app designer by setting the properties of the plot. For exa...
3 months ago | 0
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The option "external" in Simulink
Hi, You can execute a Simulink Model in external mode, by using the 'Monitor and Tune' options in the 'Hardware' tab in the Si...
3 months ago | 0
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Problem with using readtable:
Hi, The quotes in a text file are used to import strings that contain any charater (even with delimiters). That is why you are...
3 months ago | 0
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Mex C++ unable to realize simple arithmetic operations with TypedArray std::complex<double>
Hi Matthieu Dupre, The binary operator '+' in 'std::complex<T>' is only defined for adding types std::complex<T>' or 'scalar'. ...
3 months ago | 1
i am not able to make payment for license. Please help
Hi Aditya, As this is a specific issue, we cannot reproduce this at our end. I suggest you contact MathWorks support to resolve...
3 months ago | 0
