bDrvFilt {GPoM}

Builds the derivative filter

Description

Build the Savitzky-Golay derivative filter (Savitzky-Golay, 1964).

Usage

bDrvFilt(nDrv, tstep, winL = 9)

Arguments

nDrv

The number of derivatives to be computed.

tstep

Sampling time.

winL

The local window length to be used for computing the derivatives [1].

Value

dFlt A matrix of size (nDrv+1) * winL

Author(s)

Sylvain Mangiarotti

References

[1] Savitzky, A.; Golay, M.J.E., Smoothing and Differentiation of Data by Simplified Least Squares Procedures. Analytical Chemistry 36 (8), 1627-1639, 1964.