# Pavan Guntha

### MathWorks

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Iam an Associate in Engineering Development Group at Mathworks.

Disclaimer: Any articles /ideas/opinions here are my own and in no way reflect that of Mathworks

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**Feeds**

interpn not working inside of a Simulink function

Hi Julien, The issue occurs because of the follwing line in the code 'getAeroCoefficientsForVTail.m': % Line 91: coefficients...

mer än 2 år ago | 0

I would like to generate 3d voronoi from random points in 3d space

You could have a look at the documentation page of Voronoi Diagrams for more information on generating 3D voronoi regions using ...

mer än 2 år ago | 0

Fourier series for a sawtooth wave with period 2L (= 4)

Hi, You could have a look at the following page to understand derving the fourier series from a Sawtooth waveform: Fourier Ser...

mer än 2 år ago | 1

| accepted

Send decimal vector via serial port connection

Hi Rick, You could have a look at the following similar queries on MATLAB Answers community: Writing an array of numbers to se...

mer än 2 år ago | 0

| accepted

Using Webread to download the data from a website

Hello Yirui, You could use urlwrite and webwrite functions in order to download content from an online source. The following si...

mer än 2 år ago | 0

solve returns Empty sym: 0-by-1 answer

Hi, The solve function returns an empty object if there isn't any solution to the equation. For instance if the equation is cha...

mer än 2 år ago | 0

How to Model a 3D Printer?

Hello Franco, You could have a look at the following example which illustrates the process of modelling a Cartesian 3D printer....

mer än 2 år ago | 0

How to implement changing angle of curve as Simulink input?

Hi Johannes, You could store the angles of each directional vector into a workspace variable and then leverage From Workspace b...

mer än 2 år ago | 1

how to change the parameter in simulation while the simulation is run

Hello Shehab, You could vary a parameter value using the knob while the simulation is in progress by slowing the simulation pac...

mer än 2 år ago | 0

| accepted

Use excel as input to Simulink model

Hi Lokesh, 1) In order to provide inputs to a simulink model from a .mat file you could leverage From File block in Simulink. ...

mer än 2 år ago | 0

| accepted

Surface Integral over a Triangular Flat Plane

You could have a look at the documentation page of integral2 function which describes how to Integrate Triangular Region with Si...

mer än 2 år ago | 0

Solving simultaneous thermodynamic equations

Hello Shreyas, In the code attached, 'sol' is struct with fields 'a1' and 'b1'. There's no field named 'xbs' or 'xbl' in 'sol' ...

mer än 2 år ago | 0

How to plot midpoint method

Hello Fausto, In order to plot the output of midpoint method, the data corresponding to the variable to be plotted needs to be ...

mer än 2 år ago | 2

| accepted

Beam deflection in Simulink

Hello Darkhan, For simulating cantilever beam in Simulink, you could implement the equations for deflection, stress distributio...

mer än 2 år ago | 0

Identify words using time-frequency characteristics.

Hello Leon, You could have a look at the following resources regarding interpreting basic time-frequency signal analysis. Prac...

mer än 2 år ago | 0

| accepted

Can I get code for detecting the obstacle using Markov Random Field?

Hello Meghraj, You can have a look at the resources attached to the following similar question here.

mer än 2 år ago | 0

How to use of physical units within Simulink systems?

Hello Klaus, You could use Simscape in order to model systems such as electric motors, hydraulic actuators etc., which supports...

mer än 2 år ago | 0

| accepted

Use of fminbnd in Simulink Matlab Function

Hello Florian, You could follow the following steps to use fminbnd function within a Simulink model: 1) Create a MATLAB functi...

mer än 2 år ago | 0

How to download files online using Matlab?

Hello Shayma, You could urlwrite function to download the files from an online database. The following steps can be followed to...

mer än 2 år ago | 0

Semilog plot in curve fitting tool

Hello Robert, There isn't any direct option to plot the data in a semilog plot using Curve Fitting Toolbox. The workaround is a...

mer än 2 år ago | 0

| accepted

reading edf/edf+ file

Hello Maria, The documentation for 'edfread' shows that it can be used to read data from EDF/EDF+ files. You could have a look ...

mer än 2 år ago | 0

| accepted

Use simulink to generate hdl code but receive an error below.

Hello Kris, The documentation for n-D Lookup Table shows that HDL Code Generation for is supported for 'Flat' and 'Linear point...

mer än 2 år ago | 0

Simulink block warning suppression for identifier 'Simulink:blocks:AssertionAssert' does not work.

Hello Piotr, You could supress the warnings from Assertion blocks in a Simulink model by disabling the Assertion for those bloc...

mer än 2 år ago | 0

Simulink Mask Control: File Explorer

Hi Jordan, The required functionality is illustrated by the following example. The step by step process is as follows: 1) Whil...

mer än 2 år ago | 1

| accepted

Creating a 2D mesh on a given boundary

Hi, You could use 'triplot' function with an appropriate triangulation object to plot the triangular mesh. An illustration on h...

mer än 2 år ago | 1

| accepted

How do I display a table which has another table as a variable in app designer app in Matlab?

Hi Aynur, You could try placing the following code in the startupFcn of the MATLAB App: function startupFcn(app) test = [...

mer än 2 år ago | 0

App Designer push button callback on push/hold (not native ButtonPushFcn)

Hello Rick, You could leverage State Button instead of Push Button. When the Push Button is clicked once, the button appears to...

mer än 2 år ago | 0

how can i set marker(dots) in .fig files in simulink just like shown in the figure.

Hello, You can find the Markers option at View > Style ... of the Scope block as shown below: You can choose the marker of...

mer än 2 år ago | 1

| accepted

Pause and resume a MATLAB Simulation

Hello Karthikeyan, In order to pause a simulation upon occurance of an event, callbacks can be leveraged. In this scenario the ...

mer än 2 år ago | 1

How do I create a continuously updating pie chart?

Hello Aaron, You could use pie command to plot a pie chart. In order to update it dynamically, you could include the pie chart ...

mer än 2 år ago | 0