Respondida
I'm trying to generate a code that calculates the fourier series coefficients of a period.
Fs = 1000; dt = 1/Fs; t = (0:dt:10-dt)'; N = size(t,1); x = ones(N,1); x(t>=5) = -0.5; X = fftshif...

alrededor de 12 años hace | 1

Respondida
TF function on Simulink
Multiplication is not the same thing as convolution. This approach will not work. You need to write a function that performs c...

alrededor de 12 años hace | 0

Respondida
Matlab simulation problem about ifft
Let me introduce some commonly used terminology that I think will help you out. Based on what you are saying, you want to have ...

alrededor de 12 años hace | 0

Respondida
Problem with for loop
No need for a |for| loop, no need for square brackets. Also, might as well pull common scale factor out using distributive prop...

más de 12 años hace | 0

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Respondida
Matlab simulation problem about ifft
Here is a start: dt = 1e-9; Fs = 1/dt; N = 10; t = dt*(0:N-1)'; x = (rand(10,1) > 0.5); X = fft(x)...

más de 12 años hace | 0

Respondida
Matlab simulation problem about ifft
In your code, I see where you have defined _A_ as a function of _X_, but I do *not* see where you have defined _x_ as a function...

más de 12 años hace | 0

Respondida
what is difference between fft(x) & fft(x,n)
Compare: >> dF_1 = fs/length(z) with: >> dF_2 = fs/length(z1)

más de 12 años hace | 0

Respondida
How do I insert many variables(upto 100) into one function?
B = zeros(100,1); B(1) = 1; B(2) = 2; B(3) = 4; B(4) = ... B(5) = ... ... ... B(100) = ... save('...

más de 12 años hace | 0

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Respondida
How can I plot the variability of a large data set?
>> doc hist >> doc boxplot >> doc mean >> doc std >> doc min >> doc max

más de 12 años hace | 0

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Respondida
plot each 20th spectra
plot(rat_Approach(:,3960:20:4604));

más de 12 años hace | 0

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Resuelto

Sum of odd numbers in a matrix
Find the sum of all the odd numbers in a matrix. Example x = [2 3 5 7 1 4 11] y = 27

más de 12 años hace

Resuelto

Edges of a n-dimensional Hypercube
Return the number of edges on an <http://en.wikipedia.org/wiki/Hypercube _n_-dimensional hypercube> (with an integer n ≥ 0). ...

alrededor de 13 años hace

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Number of vertices of a hypercube
Return the number of vertices of a n-dimensional hypercube.

alrededor de 13 años hace

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Create a Multiplication table matrix...
Create a product table in this format: P = [ 1 2 3 4 5; 2 4 6 8 10; 3 6 9 12 15; 4 8 12 1...

alrededor de 13 años hace

Resuelto

Generate pi using logarithm
Generate pi using logarithm

alrededor de 13 años hace

Resuelto

Given a 4x4 matrix, swap the two middle columns
If a = [1 2 3 4; 1 2 3 4; 1 2 3 4; 1 2 3 4]; then the result is ans = 1 3 2 4 1 3 2...

alrededor de 13 años hace

Resuelto

Determine the number of odd integers in a vector
Determine the number of unique odd integers in a vector. Examples: Input x = [2 5 8 3 7 1]; Output y = 4; Inp...

alrededor de 13 años hace

Resuelto

Count up then down
Create a function that produces counting up from 0 up to n then down to 0 n=2 --> 0 1 2 1 0 n=3 --> ...

alrededor de 13 años hace

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Generate N equally spaced intervals between -L and L
Given N and L, return a list of numbers (in ascending order) that divides the interval [-L L] into N equal-length segments. F...

alrededor de 13 años hace

Resuelto

Determine Whether an array is empty
Input a matrix x, output y is TRUE if x is empty, otherwise FALSE.

alrededor de 13 años hace

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Return the first and last character of a string
Return the first and last character of a string, concatenated together. If there is only one character in the string, the functi...

alrededor de 13 años hace

Resuelto

The Dark Side of the Die
It is well-known that opposite sides of a classic hexahedral die add to 7. Given a vector of dice rolls, calculate the sum of th...

alrededor de 13 años hace

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Output any real number that is neither positive nor negative
Output any real number that is neither positive nor negative

alrededor de 13 años hace

Resuelto

Right and wrong
Given a vector of lengths [a b c], determines whether a triangle with those sides lengths is a right triangle: <http://en.wikipe...

alrededor de 13 años hace

Resuelto

Sum of diagonal of a square matrix
If x = [1 2 4; 3 4 5; 5 6 7] then y should be the sum of the diagonals of the matrix y = 1 + 4 + 7 = 12

alrededor de 13 años hace

Resuelto

Tell me the slope
Tell me the slope, given a vector with horizontal run first and vertical rise next. Example input: x = [10 2];

alrededor de 13 años hace

Resuelto

Multiply 2 numbers
Very easy, you just have to multiply 2 numbers but you cannot use the following signs (*, /, - ,^) ,mtimes , times, cross, pro...

alrededor de 13 años hace

Resuelto

Fahrenheit to Celsius converter
Convert Fahrenheit to Celsius degrees.

alrededor de 13 años hace

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Perimeter
Given a sequence of points forming a closed path (first and last points are coincident) return the perimeter value. For example...

alrededor de 13 años hace

Resuelto

Number of Horns on a unicorn!
Calculate the number of horns on a *unicorn*! And I'm talking about a unicorn with not more than one horn on it!

alrededor de 13 años hace