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Brandon Eidson

MathWorks

Active since 2016

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I'm a Technical Consultant at MathWorks.

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  • Knowledgeable Level 3
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  • Knowledgeable Level 2
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Answered
Numerical Integration with two variables
Hey Vinesh, If you are looking for continuous integration, I think you are looking for something like the "integral2" function. ...

7 years ago | 0

Answered
How to use Simscape Mutlibody in accelerator Mode?
Hey Karem, I think what you are experiencing is expected behavior.  Simscape Multibody visualization using the Mechanics Explore...

7 years ago | 0

Answered
Reading HDFS from Matlab - what toolboxes do I need?
Hadoop Sequence Files can be read directly in base MATLAB. <https://www.mathworks.com/help/matlab/import_export/read-and-anal...

7 years ago | 1

Answered
When is the compiler invoked in Simulink
The short answer is more-or-less, "The compiler does not come into play if you are merely generating the C/C++ code." If one is...

7 years ago | 1

Answered
how to find resistance and capacitance values from impedance measurements at different frequencies?
Hello Consuelo, I understand that you have the electrical impedance (R + jX) measurements for various frequencies for a series r...

7 years ago | 0

Answered
Timing for a DAQ motor controller?
Hello Alasdair, I understand you are wanting to control a motor using MathWorks products.  However, without more details about y...

7 years ago | 0

Answered
Cumsum of array, sum of previous data
The contribution from the previous MATLAB answers post provides a very elegant solution that utilizes some of MATLAB's most powe...

7 years ago | 1

| accepted

Answered
I have problem with derivative of an Input to Simulink-PS Converter
Sebastian's comments are important. I'd like to also add that the difference in the derivatives is expected. Simulink's solver...

7 years ago | 1

Answered
burning .m code to raspberrypi 3 model B
Hey Anse, Walter is correct, there is no tool that auto-generates Python code from MATLAB code. If you have access to Simulink ...

7 years ago | 0

Answered
I receive the opening error
Hey Marco, I highly recommend contacting whoever it is that manages your account's MATLAB licenses. He or she should be able to...

7 years ago | 0

Answered
Simscape custom component - Spring based poppet valve - How to define if-based limit in the equation section?
This message indicates that the component is "overdefined" in the sense that there are so many equations that Simscape cannot un...

7 years ago | 0

Answered
Question regarding comparing shape of two graphs using correlation coefficient (xcorr function)
Hey Nabil, the problem you present is an interesting one.  Unfortunately, I do not think a correlation calculation between signa...

7 years ago | 0

Answered
Design High-pass filter with very low cut-off frequency
Hey Svetlana, there is no theoretical limitation to where a high-pass filter's cut-off frequency can be. If you have not alread...

7 years ago | 1

Answered
How do I include a variable inside an identity matrix so that i can sum up a tensor multiplication including the identity matrices?
Hey Aaron,  your question is an interesting one. I understand that you are trying to come up with a symbolic solution for a vari...

7 years ago | 0

Answered
Saving a uitable contents for any number of columns.
Hey Jason, assuming your various-column-numbered files have a repeatable format, you can create the FORMAT string based on your ...

7 years ago | 0

| accepted

Answered
Hovering mouse over a variable suddenly doesn't show present value in R2015b?
Hey Cynthia, I believe the feature to which you are referring is the ability to view variable values in a data tip window while ...

7 years ago | 0

Answered
Power calculations in the dq0 reference frame?
Hey Chanditha, changing the dq0 reference frame will result in _no_ change in any power calculation--given you use the same refe...

7 years ago | 0

| accepted

Answered
Missing Feature plot and select "Characteristics > Peak Response"
Hey Muzammil, I have used R2016b Control System Toolbox to display Peak Response, Rise Time, etc. using the "step" function.  Th...

7 years ago | 0

Answered
Looking to Solve these equations using matlab
Hey Justin, it looks like John has guided you to a good approach.  You should be able to use "fsolve" to calculate a solution.  ...

7 years ago | 0

Answered
Running Simulink from within a Matlab function
Hey Enrico, the reason you are getting an error now that you have enclosed the script in a function is because a function has it...

7 years ago | 0

Answered
Implementing a while loop
Hey Fazal, a MATLAB Function block with execute each simulation time step. This means that, each time step, the entire while lo...

7 years ago | 0

Answered
Custom FFT Function generates "Insufficient Number of Outputs"
Hey Derrick, the only error I immediately see in your code is with your use of the "axis" command; you left off the brackets.  T...

7 years ago | 0

Answered
hello i have programmed two ir switches to measure velocity using the arduino uno and have used the arduino coding to calculate my velocity. I am trying to link this velocity as input into matlab so i can graph the results, how do i link this
Hello Robert, I would recommend reading about the MATLAB Support Package for Arduino Hardware and the Simulink Support package f...

7 years ago | 0

Answered
i'm working on a VAR model and can't seem to find a code that can help me get my AIC,BIC and HQIC. hoping i can get some help with this. Thanks!
Hey Paapa, if you have not already, you should probably check out the documentation for the "aic" function (part of the System I...

7 years ago | 0

Answered
How can i link the powersys domain with my BLDC motor model?
Hey Om, the issue you are facing is a common one. I have inspected the model you sent over. The root of the issue if that you ...

7 years ago | 0

| accepted

Answered
Command line output for Stateflow actions in R2016b
Hey Dima, as of R2016b, these outputs now show up in the Diagnostic Viewer rather than the Command Window. If you have a us...

8 years ago | 0

| accepted

Answered
change code of a matlab function within a simulink model with a script
Hey Bernhard, I am not immediately aware of a way to accomplish precisely what you are asking. I can think of two close alterna...

8 years ago | 0

Answered
How do I load standalone ROS Simulink Node outside of Matlab/Simulink?
I think I'm a bit unclear on what your use case is. A typical workflow is to connect to to the target from Simulink using the s...

8 years ago | 0

Answered
Trying to optimize weights of series of combinations (250 in total) of 10-stock portfolios for Omega Ratio, with weights bound from 0<->1, and total of weights = 1.
Hey Andrew, it's hard to answer your question precisely without knowing about your Data variable. One would need to know the da...

8 years ago | 1

| accepted

Answered
Simscape Powersystems Asynchronous machine initialization code
Hey Karanjot, I have confirmed that the "SM" structure, like the "AsynchronousMachineInit" function, is private and cannot be vi...

8 years ago | 0

| accepted

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