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A band-pass filter is a device that passes frequencies within a certain range and rejects (attenuates) frequencies outside that range.
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Signal power without FFT
I have applied a butterworth filter to my signal, bandpass at 8-12Hz. This, I think, will result in a filtered signal that shows only the contribution from sinusoids within those frequency ranges. …
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Python bandpass filter - singular matrix error
I've been trying to design a bandpass filter using scipy but I keep getting a LinAlg Singular Matrix error. … if you know of a better way to filter a signal like this I'd love to test out other options too
from scipy import signal
from scipy.signal import filter_design as fd
import matplotlib.pylab as plt
#bandpass …
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Low pass vs band pass filter
I've been reading some EEG papers where the authors use a bandpass filter at, say, 1Hz and 30Hz. … I've also seen some accelerometer papers where they bandpass at 0.5Hz and 10Hz
What is the difference between a bandpass (1Hz, 30Hz) and just a regular low pass filter at 30Hz? …