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Umang Pandey


Last seen: Today Attivo dal 2023

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  • 6 Month Streak
  • Knowledgeable Level 2
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Risposto
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...

28 giorni fa | 0

Risposto
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 ...

28 giorni fa | 0

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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...

circa un mese fa | 0

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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...

circa un mese fa | 0

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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...

2 mesi fa | 0

| accettato

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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 ...

2 mesi fa | 0

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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 ...

2 mesi fa | 0

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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 ...

2 mesi fa | 1

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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...

3 mesi fa | 0

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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...

3 mesi fa | 0

| accettato

Risposto
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...

4 mesi fa | 0

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uieditfield defined in classdef won't update Value
Hi Alex, I understand that on clicking the button and selecting the directory, you intend to reflect the path to selected direc...

4 mesi fa | 0

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Why do I receive Error 5001 - Unable to access services required to run MATLAB?
Hi, You can refer to the following MATLAB answer by the MathWorks Support Team to resolve this issue: https://www.mathworks.co...

4 mesi fa | 0

Risposto
MATLAB code to solve coupled differential equation
Hi Mustafa, I understand that you are trying to solve a set of coupled differential equations using RK fourth order. You can r...

4 mesi fa | 0

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Why are my pulldown menus in the editor and live editor in Chinese and how do i change that on a Mac?
Hi Robert, You can refer to the following MATLAB answer that addresses this issue: https://www.mathworks.com/matlabcentral/ans...

4 mesi fa | 1

| accettato

Risposto
Open Source alternative to surrogateopt
Hi Nathan, From what I understand, you are using "Surrogate Optimization" for solving your objective function, but the problem...

4 mesi fa | 1

| accettato

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Prediction of the expected improvement after getting the Bayesopt result output.
Hi, From what I understand, you want to obtain the acquisition function values while implementing "bayesopt". Refer to the fol...

4 mesi fa | 0

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how do i change parameters for a timespan t when the total time span for ODE simulation is T?
Hi Hetavi, From what I understand you want to solve a time-dependent ODE where you need to alter the rate constants based on th...

4 mesi fa | 1

Risposto
Error using Harmonic Analysis Function
Hi Hassan, The following MATLAB answer might be of help: https://www.mathworks.com/matlabcentral/answers/2051917-error-in-sims...

4 mesi fa | 0

| accettato

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lenght of delay blocks changed
Hi Maarten, The "Delay" block determines delay time based on the value of the "Delay length" parameter. However, the output in ...

4 mesi fa | 0

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Bayesopt library extracts data which violate the given deterministic constraints.
Hi, Bayesian optimization in MATLAB using the “bayesopt” function respects the deterministic constraints if they are correctly...

5 mesi fa | 0

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Array indices must be positive integers or logical values. error for simple calculation, nothing array related
Hi William, The error is because while you are trying to divide the "deltaH" expression by "g", it is instead getting treated ...

5 mesi fa | 1

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ROS2 Galactic Linux to Matlab
Hi Maximilian, You can refer to the following MATLAB answer by the MathWorks Support Team that addresses this issue - https:/...

5 mesi fa | 0

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I need a name for this optimization code. Also who can help me plot a pareto front with this code or at specify which objective function i can use for the pareto.
Hi Chukwuemeka, As per my understanding, you want to find appropriate objective functions which you can optimize based on prov...

5 mesi fa | 0

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SCARA robot kinematic inversion
Hi Lorenzo, You have used a "Jacobian_Scara" function in your code which I cannot find in the attached files. However, you can...

5 mesi fa | 0

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在打包 MATLAB App 时,appdesigner设计中包含神经网络相关程序,但是打包出来却没有用,是为什么
Hi Zhi, You can refer to the following MATLAB answers for more information on how to package your Neural Network app - http...

5 mesi fa | 0

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CAN THERMAL ANALYSIS OF BATTERY CELL/PACK BE DONE ON MATLAB/SIMSCAPE?
Hi Sudeep, I understand that you want to perform thermal analysis of battery pack in MATLAB. You can refer to the following...

6 mesi fa | 0

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Does libstruct initialize all structure fields to zero?
Hi, In MATLAB, when you create a structure that corresponds to a C struct using "libstruct", MATLAB initializes the numeric fie...

7 mesi fa | 1

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Hello, I need to run the command "rosgenmsg"
Hi Mario, I understand that you are encountering an error while running the “rosgenmsg” function. To effectively diagnose a...

7 mesi fa | 1

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How to upgrade code for simulating a crank-shaper mechanism from a crank slider mechanism. Failing to add the crank/input disk.
Hi Sydney, I understand that you want to add an additional link to your crank-rocker mechanism to extend it to a crank-shaper ...

7 mesi fa | 0

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