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24 total contributions since 2018

Masters student in Germany

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Question

2D surf plot axis. The axes and labels get shifted inside plot upon reversing x axis.
The code used figure(8);clf;hold on; surf(X,Y,fliplr(Cscan')); shading interp; axis image; grid on; box on xlabel(labe...

8 months ago | 0 answers | 0

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How to perform 45 degree phase rotation for a recorded signal?
If anyone is wondering, I found a literature. It is ploarization technique that can be obtained using the following formula. ...

1 year ago | 0

| accepted

Question

How to perform 45 degree phase rotation for a recorded signal?
Hi, I am would like to perform 45 degree phase rotation for a recorded signal. I know I can achieve 90 degree phase rotation u...

1 year ago | 1 answer | 0

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Question

Inspired after seeing a cool Youtube video of Fourier series... How do I implement a Fourier series for an irregular non periodic curve?
Firstly, this is the Youtube video What is a Fourier Series? (Explained by drawing circles) - Smarter Every Day 205 from channel...

1 year ago | 1 answer | 0

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Solved

Given a and b, return the sum a+b in c.

1 year ago

Solved

Column Removal
Remove the nth column from input matrix A and return the resulting matrix in output B. So if A = [1 2 3; 4 5 6]; and ...

1 year ago

Solved

Select every other element of a vector
Write a function which returns every other element of the vector passed in. That is, it returns the all odd-numbered elements, s...

1 year ago

Solved

Triangle Numbers
Triangle numbers are the sums of successive integers. So 6 is a triangle number because 6 = 1 + 2 + 3 which can be displa...

1 year ago

Solved

Make a checkerboard matrix
Given an integer n, make an n-by-n matrix made up of alternating ones and zeros as shown below. The a(1,1) should be 1. Examp...

1 year ago

Solved

Find the sum of all the numbers of the input vector
Find the sum of all the numbers of the input vector x. Examples: Input x = [1 2 3 5] Output y is 11 Input x ...

1 year ago

Solved

Make the vector [1 2 3 4 5 6 7 8 9 10]
In MATLAB, you create a vector by enclosing the elements in square brackets like so: x = [1 2 3 4] Commas are optional, s...

1 year ago

Solved

Times 2 - START HERE
Try out this test problem first. Given the variable x as your input, multiply it by two and put the result in y. Examples:...

1 year ago

hey please tell me how to add a wait bar or any animated GIF for wait bar in app designer?
Hi, you can create a wait bar like the following way. Initiate the waitbar before the loop. Include the waitbar line in...

2 years ago | 0

| accepted

How to change a legend to a circle with a line crossing it?
Hi, I saw that you plotted X and Y as a line and again plotting the X and Y as a marker. That is why you get 2 legend entr...

2 years ago | 1

| accepted

Creatig a matrix from variables in workspace
Hi, I have got the same kind of problem and "Stephen Cobeldick's" answer helped me. "getfield" function did the trick. I had...

2 years ago | 1

Question

2 years ago | 1 answer | 0

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Question

decoding utf-8 type emoji codes and special characters from facebook data
Hi, I recently downloaded the messenger data from facebook in form of ".json" format. This format was new for me and it was q...

2 years ago | 0 answers | 0

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Question

Time difference taken between two methods: changing folder manually and adding path to Matlab search directory
I recently observed this effect. I have the data to be loaded in another directory. So I usually use "addpath" command. But fo...

2 years ago | 0 answers | 0

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Question

Image separation into different layers to find percentage of contents in different layers
Hi, I have an Image of a metal. I have to find the percentage of the 3 micro structures. So,I have separated the Image into 3 la...

2 years ago | 0 answers | 0

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Question

How do I create a Gaussian pulse for the given expression?
I have an expression. If I use the expression in a FEA software(COMSOL Multiphysics), It gives me a plot. But in matlab, How can...

2 years ago | 1 answer | 0

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Submitted

Digital clock integrated with Battery saver
This program is integration of my two programs (Simple Digital clock and Battery saver)

Submitted

Cortana Battery saver for windows
This program reminds the user when the battery is full and when it is empty.

Question

How can I control system applications volume by using matlab?
Is there anyway to control the mixer volume? I am trying to do make it work like... when the sound plays in matlab program, I...

2 years ago | 0 answers | 0