Risposto
How to pass a audio signal through a filter
This is fine at the moment. Now filter with from 0 to 4000Hz to make sure the results are different(I mean if you filter from 40...

quasi 12 anni fa | 0

Risposto
How to pass a audio signal through a filter
The first step is to design a filter to obtain the A and B vector coefficients.Then use the Butter function, for instance to obt...

quasi 12 anni fa | 1

| accettato

Risposto
How to find the value of R ?
Is this what you mean? >> A=27; >> E=1:1:10; >> R = 0.173*(E.^3/2)*A.^1/3 R = Columns 1 through 9 ...

quasi 12 anni fa | 0

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Risposto
Solving a complicated equation in matlab
I think there is nothing wrong with your code. If I do f(-0.351409329825233) the answer is ans = -3.9968e-...

quasi 12 anni fa | 1

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Risposto
Finding jacobian of a matrix
The jacobian command calculates symbollically the jacobian of a given matrix. The following example can be found in the Mathw...

quasi 12 anni fa | 0

Risposto
problems about solve exponential function
When you execute this code in Matlab >> syms x; >> f=-10*exp(-x); >> solve(f,x) >> isempty(a) ans = ...

circa 12 anni fa | 0

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Risposto
problems about solve exponential function
In the warning message displayed by Matlab it says no solution has been found(just as it happens if the function has no roots), ...

circa 12 anni fa | 0

Domanda

cannot figure out the reason for a warning message
Hi, I am working with a piece of code, and though the code seems to work well(as the results yielded seem to be correct)Matlab s...

circa 12 anni fa | 0 risposte | 0

Risposto
Find vector elements that sum up to specific number
I don´t know any specific Matlab command to adress your problem, however you can write an M-file to solve your problem. A po...

circa 12 anni fa | 0

Risposto
Suggest a data structure to represent a set of geographical points
Try using multidimensional arrays. The idea is that the "third dimension" represents the index of your bidimensional latitude-lo...

circa 12 anni fa | 0

Risposto
problem with imag command when evaluating symbolic expressions.
The answer is right, if you try subs((9*i*conj(x))/2 - (i*y)/2 - (9*i*x)/2 + (i*conj(y))/2 + 4),{x,y},{0,0}) or subs((9*i*conj(x...

circa 12 anni fa | 0

Domanda

problem with imag command when evaluating symbolic expressions.
Hi, when I execute the following code in Matlab syms x y; f=4*i+9*x+y; imag(f) I get the following result ans = ...

circa 12 anni fa | 2 risposte | 0

Risposto
Discrete acceleration data to position
I am not sure, but theoretically ,if you have acceleration, and you want to get displacement, you have to integrate to get veloc...

circa 12 anni fa | 0

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Risposto
What will be the sampling frequency of the following time series data??
I am not sure I am understanding your question very well, but it seems you have a sample every 0.00274 units of time. You have t...

circa 12 anni fa | 0

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Domanda

How can I solve a problem with subs?
I have to substitute values in a matrix with 20 variables. I substitute variable after variable using a for loop, but in some ca...

circa 12 anni fa | 1 risposta | 0