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11.13.5 Mathematical Filters

These are various filters that can be applied to the data.

detrend

Removes a polynomial fit.

differ

Difference.

local_max

Local maximum values.

local_maxloc

Local maximum locations.

local_min

Local minimum values.

local_minloc

Local minimum locations.

maxfilter

Running maximum (with fixed window size).

medfilter

Running median (with fixed window size).

minfilter

Running minimum (with fixed window size).

ordfilter

Running ordinal (with fixed window size).

trend

Polynomial fit.