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Siriniharika Katukam


Last seen: 2 days ago

MathWorks

47 total contributions since 2019

I 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

  • 3 Month Streak
  • Revival Level 2
  • Knowledgeable Level 2
  • First Answer

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Answered
Narrow colorbar with tiledlayout
Hi Referring this link might be helpful: https://www.mathworks.com/matlabcentral/answers/157588-shrinking-the-height-of-the-co...

2 months ago | 1

Answered
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...

2 months ago | 0

Answered
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...

2 months ago | 0

Answered
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...

2 months ago | 0

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Answered
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...

2 months ago | 1

| accepted

Answered
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 ...

2 months ago | 0

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Answered
fmincon Out of Memory Error
Hi Paul, Please go through the documentation here and try changing the algorithms, recommendations for using these algorithms i...

2 months ago | 0

Answered
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...

2 months ago | 0

Answered
Matlab 2019b keeps loading continuously
Hi You may contact our support team at support@mathworks.com for any license, purchase or installation related issues.

2 months ago | 0

Answered
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...

2 months ago | 0

Answered
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...

2 months ago | 0

Answered
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.

2 months ago | 0

Answered
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...

2 months ago | 1

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Answered
ROS raspberry pi and teensy?
Hi There is a similar question of using both raspberry pi and Arduino using Simulink. You may find it here: https://www.mathwo...

2 months ago | 0

Answered
find function in for loop
Hi In the below lines of code, you are assigning the output of "find" which is an array of values to an element of "fixation_o...

2 months ago | 0

Answered
How can I create a plot for 2 different groups?
Hi As per my understanding, you are trying to plot the two groups that are differentiated by the line g = findgroups(id_group...

2 months ago | 0

Answered
Variable 'a11' has been deleted from base workspace
Hi Try defining the variable in the model itself. You can do it in this way, open "Model settings -> Model properties" and ini...

2 months ago | 0

Answered
lot of throughput doesn't shown
Hi The variable “Throughput” is defined in two ways in your code Throughput=B.*log2(1+(10.^(SNIR(end)/10))); Throughput=Thr...

2 months ago | 0

Answered
Read thousands of xls file from a folder fast.
Hi https://www.mathworks.com/help/matlab/ref/xlsread.html As per the above linked documentation, it is suggested that you use ...

3 months ago | 0

Answered
Index exceeds the number of array elements (1).
Hi This error is caused because you are attempting to reference a nonexistent element of an array.Common causes for this may be...

3 months ago | 0

Answered
Error: Invalid expression. When calling a function or indexing a variable, use parentheses. Otherwise, check for mismatched delimiters.
Hi Since you are using optimValues.x, optimValues must support dot indexing. The error in line 4 usually arise when optimValues...

3 months ago | 0

Answered
discrete time simulations sampling rate question
Hi The output for step size of 5 seconds and 0.005 seconds are the same. The only difference is that there should be enough si...

3 months ago | 0

| accepted

Answered
bining x in plots
Hi Try replacing plot(x,y) to semilogx(x,y) ‘semilogx’ turns the x-axis to a Logarithmic scale as in the figure that you...

3 months ago | 0

Answered
discrete time simulations sampling rate question
Hi There is a difference between the sample time of signal and the step size you set for Simulink solver. Step size determine...

3 months ago | 0

Answered
Set-up of a coherent receiver / comparison with Hilbert Transform: Error using phased.ReceiverPreamp/parenReference Not enough input arguments. Expected 2 (in addition to System object), got 1.
Hi, You have set the property “PhaseNoiseInputPort” to 'true'. The documentation page says that whenever you set it to 'true', ...

3 months ago | 0

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Answered
multiple check box on a graph
Hi, You can make use of AppDesigner for this. This link might be helpful in knowing checkboxes and assigning callbacks to it. ...

3 months ago | 0

Answered
How to fix cropped legend of non-default sized plot figure?
Hi There is a possible way that can be considered in case of changing marker size of legend. Create a second, hidden plot with...

3 months ago | 0

Answered
Stuck in endless loop
Hi, As per my understanding, you are trying to find the mean of grid at each layer. In your case, if the output of rain(y,x,t) ...

3 months ago | 0

Answered
How do I get the value at a particular index?
Hi Consider A as the matrix, and x as indices, then Values = A(x) In case you need value of a 2-D matrix, define 'rowMatrix'...

3 months ago | 0

Answered
"This canvas does not support painters" error flooding command window
I understand that you were receiving the error "canvas does not support painters" on opening your App with AppDesigner in MATLAB...

3 months ago | 0

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