Removes the spectral continuum (convex hull) from each spectrum. Useful for enhancing absorption features and normalizing baseline variations.
Usage
hs_continuum_removal(cube, method = c("division", "subtraction"))Arguments
- cube
An hsi_cube object.
- method
Character.
"division"(default) divides by the continuum,"subtraction"subtracts the continuum.
Value
An hsi_cube object with continuum-removed spectra.
Examples
cube <- hs_example_cube()
cr <- hs_continuum_removal(cube, method = "division")