Nate

Active since 2014

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Sigma notation - two variables. 'for' loop or symsum?
Hello I am trying to compute a sigma summation of a simple single column vector x, where: N = length(x) k = 0:N/4 ...

11 years ago | 2 answers | 0

2

answers

Question

Creating a matrix of sinusoids with time increasing over rows, and frequency + phase increasing stepwise over columns
I need to create a matrix/array of sinusoids with time vector increasing along rows and frequency vector increasing along column...

11 years ago | 1 answer | 0

1

answer

Question

Creating a matrix of sinusoids with frequency increasing over columns and time increasing over rows
I need to create a matrix/array of sinusoids with time vector increasing along rows and frequency vector increasing along column...

11 years ago | 2 answers | 0

2

answers

Question

Obtaining fundamental frequency of complex signal from Fourier transform
I have a complex periodic signal buried in noise. The magnitude spectrum of the FFT shows 3 peaks at 20 Hz 70 Hz and 174 Hz. I...

11 years ago | 1 answer | 0

1

answer

Question

Average of Row Elements in a Multideminsional Array
I have a 1 x 10 cell array, with each cell containing an 890 x 2 double. I need to find the mean across each row for all cells ...

11 years ago | 1 answer | 0

1

answer

Question

How to solve a symbolic script expression within a cell and assign the answer to a new variable
I have a 1x1 symbolic object (X) containing the following symbolic expression: int(T - 2*t, t, 0, T) I want to create a ne...

11 years ago | 1 answer | 0

1

answer

Question

Symbolic entry of rem function
When entering the following symbolic code using the remainder (rem) function, Matlab returns x(t,P) = 0, which is clearly wrong....

11 years ago | 1 answer | 0

1

answer