photo

Umang Pandey


Last seen: 3 days ago |  Active since 2023

Followers: 0   Following: 0

Statistics

  • Knowledgeable Level 3
  • 6 Month Streak
  • First Answer

View badges

Feeds

View by

Answered
Problem Saving UIFigures when running in parallel
Hi Eli, You can try using "exportapp" that exports the contents of the figure specified by fig and stores it in the file speci...

7 days ago | 0

Answered
Reg: Newmark-beta Method for Nonlinear Multi DOF Systems
Hi Ram, You can refer to the following File Exchange submission to have a look at the implementation of Newmark-Beta method for...

7 days ago | 0

Answered
"GlobalSearch", for some inputs ends up in "NaN" and sqpInterface and fmincon error
Hi, This question has been addressed in the following MATLAB answer: https://www.mathworks.com/matlabcentral/answers/385848-er...

7 days ago | 0

Answered
Optimization of EPANET network using GA toolkit
Hi Pooja, To optimize a pipe network for minimum cost using MATLAB's Genetic Algorithm (GA) toolbox, you can follow these gener...

7 days ago | 0

Answered
Pareto Optimization of 3 Parameters (Emission, Cost and Efficiency)
Hello Andrea, To perform a Pareto optimization of three parameters—costs, emissions, and efficiencies of different types of ene...

7 days ago | 0

Answered
Nonlinear constraint not satisfied for paretosearch
Hi Xiaowei, When using optimization algorithms like paretosearch for multi-objective problems, setting constraints is a common ...

7 days ago | 1

Answered
How to increase maximum number of epochs in Neural Network toolbox?
Hi Liril, You can change the number of epochs in your neural net in the following manner: % Example Network net = fitnet(15);...

7 days ago | 0

| accepted

Answered
Cannot save model:Error An error occurred during a callback while saving 'D:\untitled.slx'.
Hi, You can try the solution provided in the comments of the following MATLAB answer, which addresses the same issue: https://...

7 days ago | 0

Answered
Brace indexing is not supported for variables of this type.
Hi, The error message "Brace indexing is not supported for variables of this type" suggests that you are trying to use brace in...

7 days ago | 0

Answered
How to change the colorbar max and min number and correspond a certain color to the colormap ticks
Hi Kedi, You can refer to the following MATLAB answer that answers a similar question: https://www.mathworks.com/matlabcentral...

8 days ago | 0

| accepted

Answered
How to adjust and adapt General code of Metaheuristic algorithm to fit you problem?
Hi Yasser, To adapt the Grey Wolf Optimizer (GWO) for parameter estimation using experimental data instead of an explicit objec...

1 month ago | 0

Answered
Doing genetic algorithm with heat transfer, need help sorting input based on how close output value is to the target
Hi Shasha, Ensure that the LAMDA matrix is sorted correctly based on the indices obtained from sorting the PI values. Here's th...

1 month ago | 0

Answered
did anyone has the slip mode frequency shift model for hybrid islanding method
Hi Dastagiri, You can refer to the following example on "Islanded Operation of an Inverter-based Microgrid Using Droop Control ...

1 month ago | 0

Answered
I am finding issues in PDEPe which shows time integration failure again and again
Hi Aaditya, This error message indicates that the problem you are trying to solve is too stiff for the ODE solver you are tryin...

1 month ago | 0

Answered
Flexible Body Model Builder - Equations used inside the package
Hi, 1) Based on the provided information and your description, it seems you are correctly scaling the stiffness matrix with the...

1 month ago | 1

Answered
Contact angle measurements for droplets with a capillary
Hi Baraa, The error in your code is coming from the "findreflection" function, specifically from the indicated line. Unfortunat...

1 month ago | 0

Answered
I am solving non-linear fractional model using spectral method . So At last stage to find coefficient I have large number of nonlinear system equation how to solve using fsolv
Hi Sumit, You can refer to the following MATLAB example to understand writing a streamlined version of code for large system of...

2 months ago | 0

Answered
How do I solve a system using rkf45 method with shooing technique?
Hi Prakash, You can refer to the following File Exchange submission for implementing RKF45 in MATLAB: https://www.mathworks.co...

2 months ago | 0

Answered
Senstivity analysis in GA
Hi Gauri, From what I understand, you are not able to see any variation on varying GA parameters while performing sensitivity a...

2 months ago | 1

Answered
First order PDE system
Hi Ricardo, You can refer to the "pdepe" function in MATLAB to solve your system of PDEs. The following example from the docume...

3 months ago | 0

Answered
How can I calculate the accuracy from a reference and test 3D model?
Hi Iris, To compare two 3D meshes in MATLAB and calculate their accuracy in terms of angular and distance differences, you can ...

3 months ago | 0

Answered
I am trying to solve SBS equations but they are taking too much memory and hence the code is slow
Hi Yogesh, Given the partial nature of the code you've provided, pinpointing specific bottlenecks is challenging. I can see tha...

3 months ago | 0

Answered
Optimisation changes parameter values ever so slightly when iterating making it ineffective, they keep being very close to my initial guess rather than being whole numbers.
Hi Mikhail, From what I understand, you want integer solutions to your problem. As @Torsten pointed out, "ga" can solve probl...

3 months ago | 0

Answered
Integro-differential equation solutions
Hi Muhammad, You can refer to the answers of the following MATLAB answer to get started: https://www.mathworks.com/matlabcentr...

4 months ago | 0

| accepted

Answered
i cant seem to integrate the code
Hi Gihahn, To perform the integration, you need to use the int function from the Symbolic Math Toolbox and also ensure syms is ...

4 months ago | 0

Answered
Vibration of a Cantilever beam
Hi Bhanu, To apply the force only on the last node of the beam, like in a cantilever beam scenario, you need to adjust the way ...

4 months ago | 0

Answered
how can I plot a P-v and T-S diagrams in simulink
Hi Tomer, There are no existing blocks to fetch Pv and Ts diagrams directly, however, you can make use of the MATLAB Function ...

4 months ago | 1

Answered
how to use reshape when plotting s-parameters?
Hi Em, The error indicates a mismatch in the number of elements due to the incompatibility of dimensions while reshaping. Alth...

5 months ago | 0

Answered
Gridlines do not show in xregion/yregion when exporting to pdf
Hi, From what I understand, you are trying to export your plot having a 1-D filled region to a PDF with vector graphics, howev...

5 months ago | 0

| accepted

Answered
Pareto front assistance GAmultiobjective
Hi Samir, From what I understand, you are trying to figure out a third objective function and you also want to know how you ca...

6 months ago | 0

Load more