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MCSA spectral analysis using FFT
Here is a simple code that you can get started with. Let's first import the data into MATLAB and extract signal value x and tim...
MCSA spectral analysis using FFT
Here is a simple code that you can get started with. Let's first import the data into MATLAB and extract signal value x and tim...
3개월 전 | 0
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Calculate Amount of Cake Frosting
Given two input variables r and h, which stand for the radius and height of a cake, calculate the surface area of the cake you n...
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How to determe the Fatigue Damage according Miner's Rule via rainflow counting
You may want to take a look at the example <https://www.mathworks.com/help/signal/ug/practical-introduction-to-fatigue-analysis-...
How to determe the Fatigue Damage according Miner's Rule via rainflow counting
You may want to take a look at the example <https://www.mathworks.com/help/signal/ug/practical-introduction-to-fatigue-analysis-...
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Could anyone explain the example provided in thr help for understanding the use of fft?
When you take a -point DFT of a signal sampled at rate , then the frequency interval is uniformly sampled. The distance betwee...
Could anyone explain the example provided in thr help for understanding the use of fft?
When you take a -point DFT of a signal sampled at rate , then the frequency interval is uniformly sampled. The distance betwee...
3개월 전 | 0
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How to find delay of signal sample
As an alternative solution, you may want to use the function findsignal in Signal Processing Toolbox that finds the location of ...
How to find delay of signal sample
As an alternative solution, you may want to use the function findsignal in Signal Processing Toolbox that finds the location of ...
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Zadoff-Chu sequence concept
The Zadoff-Chu sequences have the useful property of having zero cyclic autocorrelation at all nonzero lags. One fast way to che...
Zadoff-Chu sequence concept
The Zadoff-Chu sequences have the useful property of having zero cyclic autocorrelation at all nonzero lags. One fast way to che...
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Průměr z výběrového souboru
Napište funkci, která vrátí průměr z hodnot vektoru data. Např data = [1, 2, 3, 4, 5, 6, 7, 8, 9] je prumer = 5.
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Solve a System of Linear Equations
Example: If a system of linear equations in x₁ and x₂ is: 2x₁ + x₂ = 2 x₁ - 4 x₂ = 3 Then the coefficient matrix (A) is: 2 ...
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Verify Law of Large Numbers
If a large number of fair N-sided dice are rolled, the average of the simulated rolls is likely to be close to the mean of 1,2,....
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Matlab code calculation error
Change this line Half_max_mag = abs(HH)/sqrt(2); to Half_max_mag = max(abs(HH))/sqrt(2);
Matlab code calculation error
Change this line Half_max_mag = abs(HH)/sqrt(2); to Half_max_mag = max(abs(HH))/sqrt(2);
3개월 전 | 0
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Is this triangle right-angled?
Given three positive numbers a, b, c, where c is the largest number, return *true* if the triangle with sides a, b and c is righ...
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Find a Pythagorean triple
Given four different positive numbers, a, b, c and d, provided in increasing order: a < b < c < d, find if any three of them com...
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Is this triangle right-angled?
Given any three positive numbers a, b, c, return true if the triangle with sides a, b and c is right-angled. Otherwise, return f...
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Triangle sequence
A sequence of triangles is constructed in the following way: 1) the first triangle is Pythagoras' 3-4-5 triangle 2) the s...
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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...
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Side of an equilateral triangle
If an equilateral triangle has area A, then what is the length of each of its sides, x? <<https://i.imgur.com/jlZDHhq.png>> ...
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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>> ...
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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...
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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...
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Magic is simple (for beginners)
Determine for a magic square of order n, the magic sum m. For example m=15 for a magic square of order 3.
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Make a random, non-repeating vector.
This is a basic MATLAB operation. It is for instructional purposes. --- If you want to get a random permutation of integer...
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Roll the Dice!
*Description* Return two random integers between 1 and 6, inclusive, to simulate rolling 2 dice. *Example* [x1,x2] =...
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Number of 1s in a binary string
Find the number of 1s in the given binary string. Example. If the input string is '1100101', the output is 4. If the input stri...
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Return the first and last characters of a character array
Return the first and last character of a string, concatenated together. If there is only one character in the string, the functi...
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Check if number exists in vector
Return 1 if number _a_ exists in vector _b_ otherwise return 0. a = 3; b = [1,2,4]; Returns 0. a = 3; b = [1,...
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Getting the indices from a vector
This is a basic MATLAB operation. It is for instructional purposes. --- You may already know how to <http://www.mathworks....
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Delete items from array and split it up into new arrays
You may find the code below doing the desired task array = [-0.0016 -0.0017 0.1746 0.1834 -0.0017 -0.0018 0.1567 0.1456 0.1744 ...
Delete items from array and split it up into new arrays
You may find the code below doing the desired task array = [-0.0016 -0.0017 0.1746 0.1834 -0.0017 -0.0018 0.1567 0.1456 0.1744 ...
1년 초과 전 | 0
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Find the peak 3n+1 sequence value
A Collatz sequence is the sequence where, for a given number n, the next number in the sequence is either n/2 if the number is e...
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How to get the phase in function of time of the hht (Hilbert-Huang-transform?
Instantaneous phase can be obtained by taking the integral from the instantaneous frequency, where is the initial phase at tim...
How to get the phase in function of time of the hht (Hilbert-Huang-transform?
Instantaneous phase can be obtained by taking the integral from the instantaneous frequency, where is the initial phase at tim...
1년 초과 전 | 0
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Swap the input arguments
Write a two-input, two-output function that swaps its two input arguments. For example: [q,r] = swap(5,10) returns q = ...
1년 초과 전