Divyam
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email: gupta.divyam@gmail.com
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Contribute at least one answer each month for 3 consecutive months
Awarded to Divyam on 02 Oct 2024
3 of your answers have been accepted
Awarded to Divyam on 26 Aug 2024
Provide your first answer ever to someone else's question
Awarded to Divyam on 07 Jun 2023
Feeds
Use MATLAB to nd the roots of 13 x3 182x2 184x 2503 0.
Hi @Frederick Ampienyi, You can use the "roots" function to find the roots of a polynomial, . Since the equation in the questi...
23 hours ago | 0
how we can plot different random 3d spheres deployment with spherical sector in a given area using MATLAB? Image of one such sphere is attached
Hi @Soni Sangwan, To plot random 3D spheres in a given area using MATLAB you need to define a random radius and center for the ...
23 hours ago | 0
Why matlab command window cannot work properly after i changed windows login ?
Hi @Mirza, It appears that the MATLAB installation on your Windows computer has been linked to an individual license that ties...
24 hours ago | 0
Non-uniform heat flux on a cube face defined by a matrix
Hi @Lee, To set the boundary conditions for the thermal model, the function handle that is used to define the "HeatFlux" prop...
2 days ago | 0
Doubt in labelling data for machine learning in MATLAB.
Hi @charu shree, Assuming that the SVM is used here to map the feature vectors and with their corresponding class labels an...
3 days ago | 0
how to apply subdomain boundary conditions
Hi @mete ustundag, The code uses the set formula "sf" to decompose the geometry and hence results in a figure with a single fa...
3 days ago | 0
Time domain signal representation problem - sampling frequency
Hi @Lukasz, Unsampling a signal increases the sample number due to insertion of zeros between the original samples. This proce...
3 days ago | 0
I have adajacency matrix B. Now ,I want to write a matlab code for time series .I have written some part of the code
Hi @mks, The code uses a deterministic method for rewiring the adjacency matrix and can cause issues such as self looping and ...
3 days ago | 0
create Sbox for encryption
Hi @Hussain, You should add input validation to your code to ensure that the key is a string of 64 characters. The offset used...
15 days ago | 0
App Designer "internal error" after trying to move the file
Hi @michael bajema, Before trying out any troubleshooting methods, always create backups of your original files. It is not pos...
15 days ago | 0
graphics displaying problem in gui after using copyobj
Hi @hui wang, Assuming that you're experiencing issues with the "copyObj" function not accurately copying data from the origin...
15 days ago | 0
Get the figures that video created
Hi @Ron, Assuming that you have the script that was used to create the video, you can modify the script and use the "savefig" ...
15 days ago | 0
Conical Projection in plane
Hi @SWETHA MOHANACHANDRAN, Assuming that you are trying to visualize a cone that emanates from a point and extends outward int...
17 days ago | 0
Apply conditions in if statement.
Hi @Silpa K, Assuming that you are trying to find the modulus of the value so that you can effectively compare this with , th...
17 days ago | 0
Show given vector is in the span of two other vectors
Hi @amy wang, Using the "linsolve" function to set up the system of linear equations indeed is the solution to your problem. Y...
17 days ago | 0
Using fminsearch for solving a problem with constraints
Hi @Andrew, You can perform the softmax transformation on your unconstrained variables in the code itself. The softmax transfo...
17 days ago | 0
How to assign nodes to faces of a 3D tetrahedral mesh (pdetool)
Hi @claudio, Thanks for providing the solution for assigning nodes to faces of a 3D tetrahedral mesh. Generating a mesh for yo...
17 days ago | 0
Simplex Algorithm in MatLab
Hi @FK KF, You can use the "linprog" function and before running the code for the function, set the "optimoptions" to use the ...
18 days ago | 0
Genetic algorithm objective function
Hi @GEORGIOS BEKAS, You can create a symbolic vector and then compute the sum of all elements in . numVariables = 100; % ...
18 days ago | 0
Getting the centroids in KNN clasiification
Hi @Mathieu Chêne, Unlike the K-Means clustering algorithm, that explicitly computes centroids of clusters, the K-Nearest Neig...
18 days ago | 0
How to define this function?
Hi @Niloufar, You can create the following function handle for and calculate using the "integral" function: % Sample values...
23 days ago | 0
How to find the Relative Root Mean Square Error for the given data?
Hi @Sadiq Akbar, @Manikanta Aditya's comment (https://www.mathworks.com/matlabcentral/answers/2091226-how-to-find-the-relative...
23 days ago | 0
What is wrong in this code? trying to code the equation and j is time instant
Hi @Aastha Singla, Here are a few corrections you can make in your code: The size of vector x should be , i.e. not . Matrix...
23 days ago | 0
linearity
Hi @puneeth kumar.s, Considering that you are plotting data and trying to determine linearity based on how well the data fits ...
23 days ago | 0
Linear solving without fixing the input
Hi @D D, In essence, I believe you are trying to solve the equation, where . The use of "lsqlin" does not seem appropriate fo...
23 days ago | 0
Maltab Version R2015a required for student download
Hi @Max Bickelhaupt, As stated in the comments, there is no free version available for MATLAB. You can install the trial versio...
23 days ago | 0
Avast detected a virus threat (IDP.ALEXA.54) in my own standalone application
Hi @Jakub Haifler, The IDP.ALEXA.54 alert is a generic detection that can sometimes mistakenly identify legitimate software, s...
25 days ago | 0
on implementing the code in matlab its showing error "unrecognised variable or function 'leach_enhanced'. "
Hi @Ritika Parija, The function "leach_enhanced" appears to be a custom function, as it is not provided by MATLAB. Since this f...
25 days ago | 0
Problemas con X11 en la instalación en Ubuntu 24.04
Hi @Carlos Garcia Gomez, Due to glibc incompatibility with Linux machines using Intel or older NVIDIA graphics chips, OpenGL f...
1 month ago | 0
MATLABEngine.ConnectMATLAB() executed twice: first time it works, subsequent times - won't work, until you restart the program
Hi @Andy, You cannot connect to the same shared MATLAB session twice. This is because the "StartMATLAB" function returns a "un...
1 month ago | 0
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