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Ayush Bansal

Last seen: 1 year ago |  Active since 2020

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How to show the legend of a symbolic function while plotting its graph? I have a created a symbolic function by running the code and i am plotting it as well, but i wanted to show the calculated function also in its plot. How to resolve this issue?
use fplot to plot the expression. Check out the Analytical Plotting with Symbolic Math Toolbox for more details.

4 years ago | 0

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Answered
Selecting ROI doesn't work
After selecting the area you need to create the mask by double-clicking, or by right-clicking inside the region and selecting C...

4 years ago | 0

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Animate a blue box moving around the grid
Create an app using App designer. Use startupFcn callback to execte a function on starting of the app. Use KeyPressFcn callback ...

4 years ago | 0

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Why can't I use app.UIAxes.CurrentPoint in MATLAB R2018b AppDesigner?
CurrentPoint property for uiaxes was introduced from R2019a. uiaxes was introced in R2016a.

4 years ago | 0

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How to make same ROI?
Make sure while using poly2mask(x,y,m,n), m and n are same dimension as image otherwise image size will change. Check the script...

4 years ago | 0

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change in frequency domain with resampling
interp1 have different options to choose from but resample has anti-aliasing filter. Frequency vector will be different for bot...

4 years ago | 0

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How to apply Hilbert Huang transfer method on the signal Sc(t):
Create a t vector varying from 0 to 0.3s with sampling rate fs t=[0:1/fs:0.3]; [value,idx1]=min(abs(t-0.1)); which will give...

4 years ago | 0

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I want to fill these 15 equal zones with the different %age value and these values to be depicted by color scale
Use fill(X,Y,C) to fill the polygon having X,Y coordinates, with colour defined by C.

4 years ago | 1

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Updating GUI Popup Menu in Seperate Callback Function
getappdata is used to retrieve data stored using the setappdata function. setappdata stored data in a UI. Both these functions...

4 years ago | 0

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Fourier Analysis of a sound wave.
Use Pressure (Pa)=Volts(mv)/sensitivity(mV/Pa) to calculate pressure from voltage. Use max(A) which returns the maximum elemen...

4 years ago | 0

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How to detect the calling axes from context menu using AppDesigner
Assign the object of ContextMenu to the axes property ContextMenu. Refer to Context Menu for Specific Component example.

4 years ago | 1

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Message display on basis of no error in app designer Matlab
Use Try/catch to catch the errors and uialert to display error message in the app. Use app.UIFigure (default figure of app) as a...

4 years ago | 0

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Live Script Editor, 'View Variable' option
View the variable in workspace and check the variable value at every step using step in. Use the function openvar(‘variable n...

4 years ago | 1

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Answered
selecting region of plot for calculations
WindowButtonDown callback function is triggered when mouse button is clicked. Get the current position (i.e. (x,y)) of the poin...

4 years ago | 1

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How can I draw a cylinder on a cube using pde modeler commad?
The pdeModeler App doesn’t allow user to draw a 3D model. A possible workaround is creating geometry from mesh using volume m...

4 years ago | 0

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Display 3D binary matrix on a high resolution rectangular grid
For getting image from 3D Binary matrix into a rectangular grid we can use ndgrid function. For exporting the figure in high r...

4 years ago | 0

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Play, Stop, Pause, Resume and Volume control in Real-Time with Audio System Toolbox
A function to control audio volume directly is not available in MATLAB . Workaround would be controlling system volume in the ...

4 years ago | 0