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Concept
Linear Filter
A
linear filter
is a
signal processing tool
that applies a
linear transformation
to an
input signal
to extract or enhance
desired features
. It operates on the
principle of superposition
, where the output is a
weighted sum
of past and
present inputs
, making it crucial in applications like
noise reduction
and
signal smoothing
.
Relevant Degrees
Electrical Engineering 100%
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