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Canonical two-step SG preprocessing for VisNIR (reflectance input)

Source: R/preprocess.R
preprocess_visnir.Rd

Canonical two-step SG preprocessing for VisNIR (reflectance input)

Usage

preprocess_visnir(M, m = 11, p = 2)

Arguments

M

Numeric matrix of reflectance values

m

Half-window for SG (default 11)

p

Polynomial order (default 2)

Value

Preprocessed matrix: absorbance → smooth → 1st derivative