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Athul Prakash


Last seen: 3 jours ago

MathWorks

173 total contributions since 2019

I am an Associate Application Support Engineer at MathWorks.

My areas of interest are Deep Learning and Computer Vision.

DISCLAIMER: The advice and opinions here are my own and not in any way that of MathWorks.

Athul Prakash's Badges

  • Introduction to MATLAB Master
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Contributions in
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Answered
How To Find the Euler Angles(Roll,Pitch,Yaw) of a Plane in 3D?
Hi Ercan, You mentioned that you have a plane equation of the form and wish to calculate the Euler angles. I presume you are r...

3 jours ago | 1

Answered
Create the following Matrix typing one command
Hi Jens, In MATLAB for entering matrix values, commas and spaces can be used (interchangeably) to separate values left to right...

4 jours ago | 0

Answered
Please write the c-code below in matlab.
Hey Attcharapan, I presume that you're trying to do somethign similar to the Sieve of Erastosthenes alrogithm and find prime nu...

4 jours ago | 0

Answered
feature vector of NN
You can extract the network and inputs from the 'results' struct using.. net = results.net inputs = results.inputs I found ...

14 jours ago | 0

| accepted

Answered
Response must not contain any NaNs??
Hi Sho, NaN is a special floating-point value which is used as a placeholder in cases where a 'double' type number was expected...

16 jours ago | 1

| accepted

Answered
Importing EEG edf to matlab
Hi Mubeen, I presume you're using the pro_biosig.m file found here: https://github.com/donnchadh/biosig/blob/master/biosig/eegl...

17 jours ago | 0

Answered
Terminating function call with CTRL-C but keep the main function working
Hi Adrian, I can't think of a straightforward solution, since MATLAB doesn't allow you to programmatically trigger a Ctrl+C ; n...

23 jours ago | 0

Answered
How can i solve this? Subscripted assignment dimension mismatch
The error message indicates that you may be assigning an array of values but the sizes of the arrays on the left and right of '=...

environ 2 mois ago | 0

| accepted

Answered
Plot Results of objective function in fmincon
Hi Amanuel, @optimplotfval is designed to plot the output of the Objective Function against the number of iterations. In you...

environ 2 mois ago | 2

Answered
How to use IF with @(block_struct) function
Hi Saud, Since blockproc uses anonymous functions, you may save your multi-line function into a script, say myFunc.m and then p...

environ 2 mois ago | 0

| accepted

Answered
How do I find the given eigenvectors
I presume that you've obtained these eigenvalues by calling the 'eig' function in MATLAB. You may try calling the same with a se...

2 mois ago | 0

Answered
Row index exceeds table dimensions.
If you could attach the input file, others users may actually run the code with that data and witness the exact error themselves...

2 mois ago | 0

Answered
Looping vector values into functions
Saving multiple variables with names 'n1', 'n2', etc may be a bad practice, I would recommend using a vector 'n' with indices 1-...

2 mois ago | 0

Answered
Help with simple ANN for data prediction
If you're looking to pick up how Neural Networks are handled in Matlab, I would suggest going through some of the examples in th...

2 mois ago | 0

Answered
Array not positive real value?
As others have pointed out, this error message typically occurs when you're indexing an array with incompatible values (usually ...

2 mois ago | 0

Answered
How to add a column in MATLAB after sorting an array
Hi Sukalyan, Looking at your figure, I assume that the data is a table existing in the workspace and that you've already sorted...

2 mois ago | 0

Answered
Combinations of values in vectors
Hi Davide, To answer both your questions.. a) I'm assuming that you don't want to specify 'lam' in the code (along with the i...

3 mois ago | 0

Answered
Include several folders into path using Matlab Engine for Python
Hi Davide, If you're in MATLAB at the command line, you may use genpath and addpath as follows to add a folder 'myOuterFolder'...

3 mois ago | 0

Solved


Find relatively common elements in matrix rows
You want to find all elements that exist in greater than 50% of the rows in the matrix. For example, given A = 1 2 3 5 ...

3 mois ago

Solved


QWERTY coordinates
Given a lowercase letter or a digit as input, return the row where that letter appears on a <http://en.wikipedia.org/wiki/Keyboa...

3 mois ago

Answered
How to deal with a single tsv-file whose size is out of the memory?
I have noticed that you have not created the tall array in the code attached. Perhaps . . . t = tall(ds); might be missing. ...

3 mois ago | 0

Answered
Error Using convertToGUIDECallbackArguments(app, event)
Hi Sebastian, The 'event' object seen here typically has different properties depending on which type of event it is respondin...

3 mois ago | 0

Answered
How can i find an equation from datas?
You may pick out a model first to fit your data onto. There a wide variety of models available in Matlab and the choice would de...

3 mois ago | 0

Answered
Read data from .txt file
I recommend trying the 'Import Data' button on the Home tab in the Matlab toolstrip. After selecting your .txt file in the tool,...

3 mois ago | 0

Solved


Make a Palindrome Number
Some numbers like 323 are palindromes. Other numbers like 124 are not. But look what happens when we add that number to a revers...

3 mois ago

Solved


Extract leading non-zero digit
<http://en.wikipedia.org/wiki/Benford%27s_law Benford's Law> states that the distribution of leading digits is not random. This...

3 mois ago

Solved


Subset Sum
Given a vector v of integers and an integer n, return the the indices of v (as a row vector in ascending order) that sum to n. I...

3 mois ago

Solved


Return a list sorted by number of occurrences
Given a vector x, return a vector y of the unique values in x sorted by the number of occurrences in x. Ties are resolved by a ...

3 mois ago

Solved


Which doors are open?
There are n doors in an alley. Initially they are all shut. You have been tasked to go down the alley n times, and open/shut the...

3 mois ago

Solved


Find the alphabetic word product
If the input string s is a word like 'hello', then the output word product p is a number based on the correspondence a=1, b=2, ....

3 mois ago

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