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Arvind Narayanan


MathWorks

24 total contributions since 2017

I'm an Application Support Engineer at MathWorks and a Mechanical Engineering graduate from Indian Institute of Technology Madras. I hail from South India and love to learn new languages. In my free time, I like to binge on TV shows and movies and play games like carrom and table tennis.
My professional interests lie in the fields of Optimization, Web development with JavaScript and Object Oriented programming

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Answered
Reorderable List Box in App Designer
Hi, Reordering the content within a listbox can be simplified to basically reordering the contents of the cell array 'app.Lis...

mehr als ein Jahr ago | 0

Answered
Error in loading data from AWS S3
Hi Yona, Based on the error message that you have shared, it seems that the location 's3://{mybucket}/' seems to be the cause...

mehr als ein Jahr ago | 0

| accepted

Answered
how can propagate error for division of two matrices?
Hi Joseph, If the second matrix(E(i,j,k) in this case) has all non zero elements(NaN allowed), then only we can calculate sta...

mehr als ein Jahr ago | 0

| accepted

Answered
Exclude a block from coverage analysis using test manager
Hi, There is no current functionality available to directly filter coverage results using the Test Manager.You need to save t...

mehr als ein Jahr ago | 0

| accepted

Answered
How can I create a well of water with a submerged pump using simscape?
Hi, You can refer the blocks from Simscape Foundation library and Simscape Fluids to design and simulate a submerged pump wit...

mehr als ein Jahr ago | 0

Answered
Ifanbeam FanRotationIncrement wrong length error
Okay. So I was able to get the script working on the test data you have provided. The change I made was to change the FanCoverag...

fast 2 Jahre ago | 0

Answered
How do I change the license MATLAB online is using?
Hi, MATLAB Online links to your MathWorks account. Technically, you don't even need a license to be able to use MATLAB Online...

fast 2 Jahre ago | 0

| accepted

Answered
wildcard when setting directories
Hi Kathleen, The variable subjID above is a cell array. If you would like to loop over its elements and use SPM to select the...

fast 2 Jahre ago | 0

Answered
Graphing data for graph
Hi Thinh, You can start by arranging the data into an Excel sheet and importing this into MATLAB as a struct variable. You ca...

fast 2 Jahre ago | 0

Answered
How to log entity server capacity?
Hi Alex, You can log the capacity of the entity server by selecting the block in the model and then typing the following in M...

fast 2 Jahre ago | 0

| accepted

Answered
Solve minimization problem for System of Nonlinear objective functions.
Hi Nikhil, You can look up the functions <https://in.mathworks.com/help/releases/R2016b/optim/ug/fgoalattain.html fgoalattain...

fast 2 Jahre ago | 0

Answered
cannot link solidworks to SimScape
Hi Jacob, The missing "mfc140u.dll" is the cause of this error. To resolve the issue, simply download the 64-bit "mfc140u.dll...

fast 2 Jahre ago | 0

Answered
Extracting particular x and y data points from a figure
Hi Faisal, Please refer this link for your answer: <https://in.mathworks.com/matlabcentral/answers/45973-how-to-find-value-of...

fast 2 Jahre ago | 0

Answered
stream function from velocity vector map
Hi, There is no specific MATLAB function to calculate the stream function from the streamlines plotted. You can refer to onli...

etwa 2 Jahre ago | 0

Answered
Parrot Mambo Mini drones connecting problem
Currently, we support Parrot Rolling Spider. You may refer to this link for information regarding the RNDIS driver: <https:/...

etwa 2 Jahre ago | 0

Answered
Add a value to an already fulfilled cell in an excel file
Hi, You can store the names of all the Excel files in a cell array and use the xlswrite command in a for loop that iterates t...

etwa 2 Jahre ago | 0

Answered
Error Using Determinant Function
By default, MATLAB should be using Intel MKL for all linear algebra operations. Your MKL library should be located at matlabroot...

etwa 2 Jahre ago | 0

Answered
How to calculate a definite integral with Planck's law function
Hi Miguel, You may use the <https://in.mathworks.com/help/matlab/ref/integral.html integral> function from MATLAB. Please not...

etwa 2 Jahre ago | 0

Answered
Import txt/csv into a cell of a column
Hi Tobias, Although there is no direct way to assign different callbacks for cells from different columns, you may use the _e...

etwa 2 Jahre ago | 0

| accepted

Answered
Reading CR2 (Canon RAW) images into MATLAB
It is possible to read CR2 data into MATLAB with the normal workflow for reading images. You can try the following sample code s...

mehr als 2 Jahre ago | 1

Answered
Is there a way to keep loaded data from a .mat file in computer memory for access by a standalone executable?
Hi Matthew, You could try packaging the MAT file along with the EXE during deployment. That way, it will always be accessible...

mehr als 2 Jahre ago | 0

Answered
Using "nchoosek(n,k)", create a row vector containing all the binomial coefficients for n=4 and display this vector. Repeat for n=10
According to the binomial theorem, the coefficient of every term of a polynomial (x+y)^n can be represented as nCk*x^(n-k)*y^...

mehr als 2 Jahre ago | 0

Answered
Is this a correct application of a loop to measure a derivative?
Hi Abhi, I understand that you are trying to use the finite difference method to calculate the derivative of _v_phi_ w.r.t _r...

mehr als 2 Jahre ago | 0

| accepted

Answered
How to solve a non-polynomial constrained optimization problem in Matlab
Hi Dennis, The problem can be looked at in different ways: 1) Since _x_ is a function of _t_ (assuming it is a function of...

mehr als 2 Jahre ago | 0