Siriniharika Katukam
Last seen: 2 Monate ago
MathWorks
64 total contributions since 2019I am an associate in Engineering Development Group(EDG) at MathWorks. My area of interest is MATLAB coding especially in the domain of communications and Simulink blocks.
DISCLAIMER: Any advice or opinions here are my own and in no way reflect that of MathWorks.
Siriniharika Katukam's Badges
Answer 10 questions that were unanswered for more than 30 days
Awarded to Siriniharika Katukam on 27 Feb 2020
Contribute at least one answer each month for 3 consecutive months
Awarded to Siriniharika Katukam on 01 Jan 2020
3 of your answers have been accepted
Awarded to Siriniharika Katukam on 11 Oct 2019
Provide your first answer ever to someone else's question
Awarded to Siriniharika Katukam on 17 Jul 2019
Help typing an equation into matlab
Hi, You may use solve function in symbolic toolbox. Define your c1-c9 as symbols. Refer to the below link for more information:...
fast ein Jahr ago | 0
What is the difference between a scalogram and scattergram?
Hi Scattergram is used to visualize scattering or scalogram coefficients. For more information follow the below link: https://...
fast ein Jahr ago | 0
load mixed signal block examples into matlab
Hi You can go to the documentation of examples on mixed signal blockset examples here. When you open an example you have an opt...
etwa ein Jahr ago | 0
Matrix which columns form the eigenspace of the eigenvalue k of A?
Hi You may refer to this link: https://www.mathworks.com/matlabcentral/answers/431729-matlab-doesn-t-allow-me-to-find-the-bas...
etwa ein Jahr ago | 0
It script "Laplace1.m" works without errors in matlab R2018b, but in Matlab R2019b gives the following error:
Hi When I tried running your code in 2018b and 2019b, I got the same error and found that it occurs in both the releases.
etwa ein Jahr ago | 0
How to isolate negative eigenvalues and store them an an array with their corresponding eigenvectors in another array
Hi These lines of code can be used by you: negEigenInd = find(eigenvalue< 0); %Indices reqEigenVector = EigenVector(negEigenI...
etwa ein Jahr ago | 0
Is there a function where the inputs are indices and the outputs are vectors with a value of 1 of that index and the remainder?
The procedure you followed seems to be a better way of doing it.
etwa ein Jahr ago | 0
Error using horzcat,Dimensions of matrices being concatenated are not consistent
Hi I am assuming that your plant model has no link with MATLAB. If you have any error with your model, that will be visible i...
etwa ein Jahr ago | 0
Changes to OQPSK Modulator objects after r2017
Hi One thing you have missed is to set the output datatype in 2019 code. The default is ‘double’ in 2019 but it is defined as s...
etwa ein Jahr ago | 0
| accepted
Simulink Delay Input Signal
Hi, To add delay to the output of color sensor, you may add a "Transport Delay" block, setting the time delay as fixed or vari...
etwa ein Jahr ago | 0
Why does matlab change cos / sin input?
Hi Assuming that your issue is the change of signs in the "cos" function, the interpreted value of a as cos(2*x - 3) is right ...
etwa ein Jahr ago | 0
Atmosisa function does not work!
Hi, I do not see any error in your line of code when I executed in 2019b. One possible case for the error might be, you have ov...
etwa ein Jahr ago | 0
add SimEvents to Simulink
Hi As Renato SL mentioned, you find SimEvents separately in library browser and not under HDL Coder as shown in the attached...
etwa ein Jahr ago | 0
How can i save the text area characters to a text file in app designer?
Hi To load text entered in text area of an app to a text file, you can do this in the callback function of text area. value =...
etwa ein Jahr ago | 2
| accepted
Is there a way to force Simulink to treat a 3x3x1 matrix as 3D instead of a 2D 3x3 matrix?
Hi I tried the following code and didn’t find any error. x = rand(3,3,1); x(:,:,1); if you try accessing x(:,:,2), then only...
etwa ein Jahr ago | 0
filter design for Hearing Aid
Hi Anjali, As you are designing a filter for hearing-aid, a better choice would be to choose an adaptive filter. You can follow...
etwa ein Jahr ago | 0
How to use selector block to extract a single element from a 1x2 matrix?
Hi, A selector block is one which selects the input based on the parameter set in the block. To get the first element of the in...
etwa ein Jahr ago | 0
Narrow colorbar with tiledlayout
Hi Referring this link might be helpful: https://www.mathworks.com/matlabcentral/answers/157588-shrinking-the-height-of-the-co...
etwa ein Jahr ago | 1
create 3 subplots from 9 plots using a matrix loop
Hi, Use subplot to plot each of the 9 plots you get in a 3X3 matrix form. Using subplot(33i) where (i=1 to 9) and plot each of...
etwa ein Jahr ago | 0
how to make smithchart with app designer ?
Hi Use the function "smithplot" to plot smith charts in app designer. You may refer to this link for more information on "smi...
mehr als ein Jahr ago | 0
do smithplot on uifigure
Hi, I tried plotting smith charts using "smithplot” in uifigure in a function callback. This way also you can have subplots sid...
mehr als ein Jahr ago | 0
| accepted
How to sort Data from an Excel File...
Hi You may find a way to sort date and time from this link below: https://www.mathworks.com/matlabcentral/answers/350784-sort...
mehr als ein Jahr ago | 1
| accepted
Details of the exponent in Gaussian Filtering (imgaussfilt functions)
Hi In both imgaussfilt and imgaussfilt3, the gaussian kernel is created using h = exp(-x.^2/2*sigma.^2) where h is gaussian ...
mehr als ein Jahr ago | 0
| accepted
fmincon Out of Memory Error
Hi Paul, Please go through the documentation here and try changing the algorithms, recommendations for using these algorithms i...
mehr als ein Jahr ago | 0
Simulink Bundle#358 Error on mwlibmwsimulink_builtinimpl.dll
Hi, Check if there is mwlibmwsimulink_builtinimpl.dll in the directory shown in the error message. Then, check if there is fil...
mehr als ein Jahr ago | 0
| accepted
Matlab 2019b keeps loading continuously
Hi You may contact our support team at support@mathworks.com for any license, purchase or installation related issues.
mehr als ein Jahr ago | 0
How do I do simultaneous equations with unknown variables?
Hi "linsolve" does the solving in your case. Pass K and f as inputs to linsolve. Do follow this link further: https://www.m...
mehr als ein Jahr ago | 0
Data acquisition tool box
Hi As you want to create a GUI with sliders, may be this link to app designer would be helpful. https://www.mathworks.com/help...
mehr als ein Jahr ago | 0
when i try to launch PID Tuner App, i get the following errors:
Hi Please make sure that you do not have any other files named with those names in the error lines.
mehr als ein Jahr ago | 0
Eliminating channels based on coefficient of variance .
Hi In case if you want to get the columns which have a mean of 7.5, you can try using "find" K = find(mean(MATRIX) == 7.5); r...
mehr als ein Jahr ago | 1
| accepted
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