Sampo Syreeni писал 2015-06-28 18:39:
What makes all of that suspect is that at first it does seem to imply
that all of the interesting spectral information is in the
discontinuities.
That's until you begin considering analytic signals having infinitely
long Taylor series. Like a sine. Or an
On 2015-06-29, Emanuel Landeholm wrote:
But all waveforms can be antialiased by brick wall filtering, ie.
sine cardinal interpolation.
The point is that you can't represent the continuous time waveforms in
the usual sampled form, and then apply a sinc filter. Which you need to
do in order
