Swaraj
MathWorks
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Contribute at least one answer each month for 3 consecutive months
Awarded to Swaraj on 02 May 2023
3 of your answers have been accepted
Awarded to Swaraj on 09 Mar 2023
Provide your first answer ever to someone else's question
Awarded to Swaraj on 08 Feb 2023
Feeds
Using hNRDownlinkEvm function to perform EVM on captured 5G waveform.
Hi Aman, The documentation link you are following is for the release of R2023b. Below is the link to the same documentation pag...
10 months ago | 0
I'm using 'quadprog' in Simulink, but the 'boundary constraint' is invalid
Hi, You can try out the following to debug your issue furthur. You can use “quadprog” function which outputs the “exitflag” as...
1 year ago | 0
| accepted
hello may I ask how to perform backward feature selection from matlab
Hi Muhd, I understand that you want to perform backard feature selection in MATLAB. To perform the backward feature selection...
1 year ago | 0
In app designer how do I load a previously saved array of checked-node objects that are children in the Tree?
Hi Rina, I understand that your are not able to assign tree nodes from .mat file into "CheckedNodes". You cannot directly ass...
1 year ago | 0
When sharing a MATLAB standalone desktop app, the installed .exe gives a permissions error and deletes itself
Hi James, I understand your problem. You can check the following points : Check Windows security settings: Make sure that your...
1 year ago | 0
Loading Data from multiple .mat files in a folder and plotting
Hi Imtiaz, I understand that you want to load multiple .mat file from a folder and plot the data from it and you are facing pro...
1 year ago | 0
Error reading .nc4 file: 'Unknown file format (NC_ENOTNC)' (MATLAB Version 2022b)
Hi Kasi, I understand that you are getting an error while reading .nc4 file. This error normally occurs when the file is corrup...
1 year ago | 0
How do I read in a file and insert it in a UIAxes plot without creating a selection menu for it.
Hi Griffin, I understand that you want to know how you can read in and insert an Object in UIAxes in App designer. You may fol...
1 year ago | 0
unable to detect a class file to instantiate object
Hi Udaykaran, I understand that you are not able to access the constructor/class from a script written in the same package. I t...
1 year ago | 0
What is returned by "FlowData" in pdeplot?
Hi, I understand that you want to know about the “FlowData” in context of “pdeplot”. pdeplot() returns a handle to a plot. “F...
1 year ago | 0
Solving PDEs with mixed derivatives
Hi, I understand you want to use “pdepe” to solve PDE with mixed derivatives. “pdepe” is normally used to solve 1-D parabolic ...
1 year ago | 0
Error using trainNetwork when having 3 parameter in X and one in Y
Hi, I understand your problem and go through the possible reasons for it. The dimensions of the input sequences that your ne...
1 year ago | 0
Failed to download the third-party software: AEK Rev2 Project Files
Hi, I understand that you are facing an error while trying to install AEK Rev2 Project Files. I went on to understand the reaso...
1 year ago | 0
安装 Symbolic Math Toolbox 时程序闪退
Hi, I understand that you are getting an error while using “str2sym” function. I tried to understand the possible reasons behin...
1 year ago | 0
在使用Matlab Grader时，系统检测我的答案时显示Unable to resolve the name‘referenceVariables.y1’（这是一个系统内部的变量）
Hi, I understand that you are getting an error “Unable to resolve the name 'referenceVariables.y1'”. I tried to understand the ...
1 year ago | 0
Solver was unable to reduce the step size without violating minimum step size of 8.8942E-18 for 1 consecutive times at time 0.0025035. Solver will continue simulation with th
Hi, I understand that you are getting an error. I went through to understand the reason for this error. When the solver is una...
1 year ago | 0
Sensitivity Analysis Matlab simulink
Hi, I understand that you are getting an error “The specified key is not present in this container.” This error that you are g...
1 year ago | 0
Partial Differntiation in Appdesigner
Hi, I understand that you were facing an error while trying to run the specified code. To understand your issue, I created a ne...
1 year ago | 0
The value of 'filename' is invalid. It must satisfy the function: exist.
The error is coming because some test is trying to use a file which does not exist. You can go through the exist function docum...
1 year ago | 2
How does MATLAB compute the scales of wavelet automatically
The Scaling Parameter determines the size of the wavelet. Choosing an appropriate scaling parameter can be challenging as it dep...
1 year ago | 1
| accepted
Smooth step changes in a array
There can be multiple ways of doing it. One common method is to use a low-pass filter which can remove high frequency components...
1 year ago | 0
UNRECOGNISED FIELD NAME ERROR
While evaluating Mask initialization commands, it is trying to access some structure/variable where it is trying to access a fie...
1 year ago | 0
Calculate diff between vectors and find Max
You can use the “diff” function to calculate the differences. You can than use the “max” function to find the maximum out of th...
1 year ago | 0
Plotting a graph with more than one dataset
Best way I can suggest is to convert your data as cell arrays and use “plot” function to plot them. Documentation for “plot” fu...
1 year ago | 0
extrapolation and interpolation of matrix values
You can use “interp2” to perform the interpolation and extrapolation in MATLAB. You can go through the following documentatio...
1 year ago | 0
Message when attempting to publish, ".m file must contain valid XML 1.0 Standard characters."
This error occurs when you are trying to publish a MATLAB script that contains characters that are not valid in XML 1.0 standard...
1 year ago | 0
Does Simulink have a model for TDECQ calculating?
Simulink does not have a built-in model for calculating TDECQ (Total Dispersive Eye Closure Quaternary). However, you can creat...
1 year ago | 0
| accepted
I cannot get my userdefined m-function help by the ‘help ___ ’ command in Command window
I tried running it and it worked correctly. I got the above output. I suggest you try it out once again. It should work ...
1 year ago | 0
Joining Tables and deleting columns
Step 1: Joining two tables You can join two tables in MATLAB using the “join()” function. Eg. Table3 = join(table1,table2); D...
1 year ago | 0
current sensor with simulink
You can use an Analog Input Block in Simulink. Go through the following documentation for details of using Analog Input Blocks ...
1 year ago | 1
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