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user 41447
In signal processing, a filter is a device or process that transforms a signal by selectively choosing specific frequencies and leaving others with appropriate gain or as it is.
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How Could I extract the signal in the below Image
Normally you could do some valley detection. Scipy does this (https://docs.scipy.org/doc/scipy/reference/generated/scipy.signal.find_peaks.html) but this requires knowing a chunk of the signal in adva …
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