# decimation

The process of discarding samples from a discrete signal.

Decimation is parametrized by a factor, \(M\), meaning that every $M$th sample is discarded.

\begin{equation}
y[n] = x[nM]
\end{equation}

The process of discarding samples from a discrete signal.

Decimation is parametrized by a factor, \(M\), meaning that every $M$th sample is discarded.

\begin{equation}
y[n] = x[nM]
\end{equation}