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Is there any methods (like circularity) to decide if the 3D construction close to sphere?
Hi, When finding sphericity for a single particle or object, you can define sphericity as the ratio of surface area of a sphere...

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Having "archive is not a ZIP archive" while installing MatLab 2020b on Arch Linux
Hi Grider, You may look into this link which is referring to the similar question: Why do I receive an error message "archive ...

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Finding locations of images clusters centroids using imsegkmeans
Hi Hassan, In the imsegkmeans function you will have centroid values of the colors not the positions. I have created a custom ...

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Cannot differentiate by a defined symbolic function
Hi Ajay, In those line it is showing error as x should be a variable symfunction not a defined sym function. Here sym function ...

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Getting values of nodes from directed graph.
Hi Anurag, You may use structure for the fields. You may use this code for reference: %here I have created a structure node wi...

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Monte Carlo simulation code for BER in visible light communication
Hi, You may use these custom codes as your references: OFDM BER Simulation (using Monte Carlo) - File Exchange - MATLAB Centra...

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Real-time editable ROI with mask
Hi Yang, I have reproduced your code and got the results in Real time. You may use this code to do the things: a = magic(8); ...

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How to recover bits coded by different frequency values (states)?
Hi Sylwia, You may use a shift keying techniques and more over to extract bits from a signal you may prepare a table which freq...

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Simulink plotting solutions to nonlinear differential equations
Hello Aleem, It is the correct way to do. For more details you may look into this link: https://blogs.mathworks.com/simulink/2...

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Dock the command window in app designer
Hi Kris, Currently this feature is not available in the latest version of MATLAB. This issues is brought to the notice of the d...

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Edge operator shows both rising and falling edge
Hi Max, Edge functionality is used to detect edges(boundaries) in an image. You may look into the documentation here: Find edg...

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How to access simulating values during simulation
Hi Diwakar, You may use port value label by right clicking the connection to the MATLAB function block. By this option you can ...

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cantera on new matlab version
Hi Gessica, There might be an issue that you haven't added the directory (where your packages are installed) in your MATLAB pat...

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How to plot regression in neural network for multiple outputs?
Hi Wanrong, It is recommended to use "nnstart" instead of "nntool". When using "nnstart", the window allows you to choose the ...

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Plot latitude and longitude in matlab
Hi Abdul, You may refer to this file exchange in which there are so many OSM functions. Here is the link to the file exchange: ...

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Region Growing segmentation not giving proper result.
Hi Warid, I have reproduces your code, I have made just small adjustments. The new code is like that: I = im2double(imread('I....

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how to realize a* or best first search in 2d matrix?
Hi Vlad, You may use this link for the BFS using Adjacency matrix: Implementing Breadth first search using connectivity matriX...

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problem face in matlab 2020b
Hi Subrata, It is clearly mention in your error that Optimization Toolbox is not installed in this version of your MATLAB. You...

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train, test ,validation confusion matrix
Hi Yogini, Confusion Matrices: These are to evaluate the quality of the output of a classifier on the data set. The diagonal e...

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Writing a recursive matlab code that can perform column-oriented substitution
Hi Michael, I can't figure out the what are your variables for and working of your algorithm. But I have written a functional c...

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Create Custom Data Tips with imagesc
Hi Tyler, Yes you can modify the data tip of a figure generated with imagesc using the .DataTipTemplate property. You may modi...

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How to add colourmap to 2D vectorplot created by using quiver
Hi HariKrishna, You may use this file to solve your problem: quiverwcolorbar - File Exchange - MATLAB Central (mathworks.com) ...

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How to stitch together several images into one high resolution image
Hi Ben, There are two more options I can think of You can use this file to stitch images : Stitch - File Exchange - MATLAB Cen...

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applying functions to patches of an image then reassembling
Hi Cameron, You may look into this question, it is doing the same what you wanted: Convert image into Patches of size 64*64 an...

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how can I solve it
Hi Mohammed, For first you can use solve function: syms x y z e1 = 3*x-4*y+z-1==0; e2 = x-2*y-z-5==0; e3 = 4*x+2*y+2*z==1;...

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Error while using filterDesigner
Hi SZ, I think you might be in different folder thats why this problem is occuring. You may look at this link to set up your ...

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How to get coordinates of shapes in image?
Hi Fabian, You may use regionprops function to calculate the centroid of each shape. Here is the link to the documentation: Me...

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how to estimate parameters of nonlinear complex equations having summation terms
Hi Shalini, You may use the following documentation of fsolve for solving the non linear equations: Solve system of nonlinear ...

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How to convert IMD gridded rainfall data available as binary file to .mat file?
Hi Diljit, Here I can see the .grd file. To convert a .grd file to .mat file you may use the following link: grdread2 - File E...

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Unidentified Block in Simulink
Hi Syahirah, This is not some preexisiting block it is a subsystem. For more information about the subsystem you can go throu...

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