The method may also include applying a window to the spectral image data along the λ dimension, {HEAD ~ the window} configured to select {TAIL ~ a subset} of the spectral image data corresponding to a range of wavelengths 
configured to select
The method may also include applying a window to the spectral image data along the λ dimension , { HEAD ~ the window } configured to select { TAIL ~ a subset } of the spectral image data corresponding to a range of wavelengths
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD REL REL REL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH