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Rohit Pappu


Last seen: 5 jours ago

MathWorks

227 total contributions since 2020

I am an Applications Support Engineer at Mathworks.
Disclaimer: Any articles/ideas/opinions here are my own and in no way reflect that of Mathworks.

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Answered
Injecting (and combining) a sine wave after a period of time
A plausible solution is as follows Generate the required sinusoidal signal %define sine wave %%Time specifications: Fs = ...

environ 2 mois ago | 0

Answered
finding peaks in Simulink
findpeaks accepts only vector data as it's input arguments. A possible workaround would be to use a Buffer block in between Simu...

environ 2 mois ago | 0

Answered
User Defined Montage but filling 12x8 Array
A possible workaround is as follows % Create an empty cell array of size 12x8 imgList = cell(96); % calculate the cell arra...

environ 2 mois ago | 0

Answered
Calculate mean distance between lines in an image
For extracting the straight lines, a plausible solution is as follows Find edges in the image using edge function Apply hough ...

environ 2 mois ago | 0

Answered
How to create 95 and 99 percent confidence ellipses around my data
Please refer to this answer for leads on how to plot confidence ellipses

environ 2 mois ago | 0

Solved


Dimensions of a rectangle
The longer side of a rectangle is three times the length of the shorter side. If the length of the diagonal is x, find the width...

environ 2 mois ago

Solved


Area of an equilateral triangle
Calculate the area of an equilateral triangle of side x. <<https://i.imgur.com/jlZDHhq.png>> Image courtesy of <http://up...

environ 2 mois ago

Solved


Side of a rhombus
If a rhombus has diagonals of length x and x+1, then what is the length of its side, y? <<https://imgur.com/x6hT6mm.png>> ...

environ 2 mois ago

Solved


Length of a short side
Calculate the length of the short side, a, of a right-angled triangle with hypotenuse of length c, and other short side of lengt...

environ 2 mois ago

Solved


Sum of series VII
What is the sum of the following sequence: Σ(km^k)/(k+m)! for k=1...n for different n and m?

environ 2 mois ago

Solved


Sum of series VIII

environ 2 mois ago

Solved


Sum of series
a(n) = n^2 - (n-1)^2 find the summation of the series upto n i.e. a(1)+a(2)+...+a(n)

environ 2 mois ago

Solved


Sum of series IX

environ 2 mois ago

Answered
Plot 2D Gaussian spot and histograms of horizontal and vertical axis in one figure
The above diagram can be created using subplot (for creating the grid of plots) and camroll (for rotating the histogram) % Crea...

environ 2 mois ago | 1

| accepted

Answered
Finding circle in image
Please refer to the following answer for some tips on how to improvecircle detection using regionprops https://www.mathworks.co...

environ 2 mois ago | 0

| accepted

Answered
How to convert augmented datastore to image datastore?
For augmening input data in the pixelLabelImageDatastore, the Data Augmentation property of pixelLabelImageDatastore can be set....

environ 2 mois ago | 0

Answered
Which App in Machine Learning and Deep Learning is best for strongly nonlinear and chaotic data?
For Nonlinear datasets, it is recommended to use fitnlm. An example about predicting using non linear regression can be found he...

2 mois ago | 0

| accepted

Answered
How to solve a transcendental differential equation?
Please refer to this community answer

2 mois ago | 0

Answered
how can we generate a vector of length 100 with random number in between 0 and 1 with uniform probability such that sum of these numbers/100 is equal to 0.75
Please use randfixedsum, available on the File Exchange https://www.mathworks.com/matlabcentral/fileexchange/9700-random-vecto...

2 mois ago | 0

Answered
How to create a dataset with an Epsilon Skew Normal distribution?
Currently, there isn't any MATLAB function to generate Epsilon Skew Normal DIstribution, but there is a workaround for it. Plea...

2 mois ago | 0

Answered
How can we solve this, how to convert mupad to live script?
Please refer to the following link - https://www.mathworks.com/help/symbolic/convert-mupad-notebooks-to-matlab.html

3 mois ago | 0

Solved


Generate pi using logarithm
Generate pi using logarithm

3 mois ago

Solved


Which quadrant?
Given a complex number, output quadrant 'I' 'II' 'III' or 'IV' | II | I | ...

3 mois ago

Solved


Area of a circle
Find the value for area of the circle if diameter is given

3 mois ago

Solved


Filter AC, pass DC
Input x is the sampled signal vector, may have both AC and DC components. Output vector y should not contain any AC component. ...

3 mois ago

Solved


Compute a dot product of two vectors x and y
x and y are input vectors, d is a number and contains their dot product

3 mois ago

Solved


Area of an Isoceles Triangle
An isosceles triangle has equal sides of length x and a base of length y. Find the area, A, of the triangle. <<https://imgur...

3 mois ago

Answered
relative error of machine epsilon
According to the formal definition, the approximation of Machine Epsilon is as follows epsilon = 1.0; while (1.0 + 0.5 * eps...

3 mois ago | 0

Answered
Create a function myPrimes that returns the first n primes as a vector, given a positive integer. For example, if the positive integer is 5, the vector returned would include 1, 2, 3, 5, 7. In your script, prompt the user for the positive integer val
Refactor the first two lines to clc; n=input('Prime Numbers until:'); output = myPrimes(n) Edit : Addressed @Rik 's feedba...

3 mois ago | 0

Answered
Monitor Deep Learning Training Progress
I tried reproducing the above issue using an example provided in the documentation - digitDatasetPath = fullfile(matlabroot,'t...

3 mois ago | 0

| accepted

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