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Results tagged with signal-processing
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user 3754
Numerical analysis of a digitized signal
2
votes
Accepted
Finding the instantaneous period of a signal (or calculating period degradation)
As you probably already know,
" Detecting the period of a signal with a length of only a few periods "
is difficult.
Off the top of my head, there are several approaches you could use:
Use some sor …
- 241
4
votes
Dubious use of signal processing principles to identify a trend
Most of the time when I hear "long-term trend", I think of long-term upward trends or long-term downward trends, neither one of which is properly captured by a Fourier transform.
Such one-way trends a …
- 241