ramanspy.preprocessing.denoise.Whittaker

class ramanspy.preprocessing.denoise.Whittaker(*, lam: Number = 1000.0, d: int = 2)[source]

Denoising based on Discrete Penalised Least Squares (a.k.a Whittaker−Henderson smoothing).

Parameters:

  • lam (Number, optional, default=1e3) – Hyperparameter that controls the smoothing.

  • d (int, optional, default=1) – Smoothing order.

References

Eilers, P.H., 2003. A perfect smoother. Analytical chemistry, 75(14), pp.3631-3636.

__init__(*, lam: Number = 1000.0, d: int = 2)[source]

Methods

__init__(*[, lam, d])

apply(raman_objects)

Applies the defined preprocessing method on the Raman spectroscopic objects provided.