Community Profile

# Jyotsna Talluri

### MathWorks

92 total contributions since 2019

I am an associate engineer in Engineering Development Group at Mathworks.

DISCLAIMER: Any advice or opinions here are on my own and in no way reflect that of Mathworks

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Conditional Indexing Using Specific Numbers in A Column

2 jours ago | 0

Polyfit Vs Fit command: what are the differences?
Refer the below link to know the differences betwween fit and polyfit https://www.mathworks.com/matlabcentral/answers/81143-fit...

3 jours ago | 1

Problem in converting datetime to POSIX and then the same POSIX back to datetime
While converting the posixtime to datetime specify the TimeZone using name-value pair,If not specified the posix times are consi...

8 jours ago | 0

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I need some Help coding a Database for Angles!
I have tried to understand what you want to achieved and tried to code it in a optimized way. for index = 1: 3 I = input ('E...

9 jours ago | 0

How can I export data to excel from a GUI (created using GUIDE) using a push button
Create a cell array of all the variables and export the cell array to excel file which is created in the same directory using xl...

9 jours ago | 0

Selection data from Discrete Root Mean Square simulink
As you specified that your Discrete RMS Value block generates output [0;1.0977] ,make sure you set the Input port size of the se...

10 jours ago | 0

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how do i calculate the partial sum of a fourier series?
There is not direct built-in function yet to do that .You can do that by your own code.Try the script below with your function ...

10 jours ago | 0

How to change the color of uitable 'row-wise'?
You can make use of uistyle and addstyle functions Refer to the documnetation link below https://www.mathworks.com/help/matlab...

10 jours ago | 0

Matlab error in simulink for numerator of transfer function 'Unable to use a value of type tf as an index'
Here variable s represents the transfer function and cannot be used as an index to access the elements of the arrays num_th_Case...

environ un mois ago | 0

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[ empty sym ] & "unable to find explicit solution" error when using dsolve for second order differential equation
syms y(t) [v] = odeToVectorField(diff(y,t,2)+0.15*diff(y,t)+y-y^3 == 0); M = matlabFunction(v,'vars', {'t','Y'}); t= [0 20];...

environ un mois ago | 0

How can I make a symbolic function with vector input?
a=sym('a',[1 3]); f= @(a)(a(1)^2+a(2)+a(3)*a(1)); k=[1 1 1]; f(k)

environ un mois ago | 0

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Merging multiple .txt files into one NetCDF file
First,you can read the text files into tables of data using readtable. Merge the data of the 37 tables to a single table.Convert...

environ un mois ago | 0

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Converting 2D plots into a 3D plot
As you have 3 vectors waterdepth,time and velocities, you can plot a 3D scatter plot by making use of scatter3 function. Refer ...

environ un mois ago | 0

finding position in matrix
[row,column] = find(M ==element);

environ un mois ago | 0

How do i make this function write to the ode
Here,you are not passing a valid input to the choice function.Pass the output from the menu function,the number of the chosen it...

environ un mois ago | 0

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To Workspace Simulink Block returns structure
There exists a property 'Save format' of the 'To Workspace' block for saving the simulation output to the MATLAB workspace in a ...

environ un mois ago | 0

You can do that by deleting the lines connected from Block_A to Block_B and Block_A to Block_C.Add a new block Block_X.Then a...

environ un mois ago | 0

How to convert GPS data (lon,lat) data into position in x and y plane
grn2eqa function converts GPS data of latitudes and longitudes to coordinates in x-y plane . Refer to the below link to know mo...

environ un mois ago | 1

Running a simulink file at File Exchange
You can download the zipped file folder from the Downloads button at the top-right (shown in the attached figure) . Extract the ...

environ un mois ago | 0

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Reshape image cell array
Convert the cell array into Matrix and then reshape the matrix to required dimensions. p = [c{:}]; pp = reshape(p, [384 512 3 ...

environ un mois ago | 0

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Tabbed plots removes my title and labels?
The issue is because you are not setting the xlabel,ylabel,title to particular axis or figure. These values are automatically se...

environ 2 mois ago | 0

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Format tick labels in histogram subplots
Set the XTick Property of the Axes after plotting the histogram as the plot itself adjusts the XTicks based on the values of da...

environ 2 mois ago | 0

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This error occurs when the radio hardware is already in use by another MATLAB session. Release the radio hardware by calling the...

environ 2 mois ago | 1

Horizontal bar chart / Gantt Chart
The vertical axis coordinates should represent project number and bar lengths of each group should be represented by vector of v...

environ 2 mois ago | 0

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How to build selected subsystem only in MATLAB 2019b
When you right click on selecting a particular subsystem in a Simulink model, there exists an option Build This Subsystem under ...

environ 2 mois ago | 0

Non-Persistent CSMA plotting of Graph
From code ,I understand you are calculating the value of the expression G*(exp(-a*G))/(G*(1+2*a)+exp(-a*G)) for the values of G...

environ 2 mois ago | 0

How do I display the binary mask of a polygon ROI that was selected in an axis containing overlayed images?
If there are multiple images on the axis , you have to specify the image handle as a input argument to the createMask function ...

environ 2 mois ago | 0

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You have to use gather function to calulate the unevaluated tall array tall(b) a2 = replace(b, code, meaning); a = rep...

environ 2 mois ago | 0