{HEAD ~ The method} may further include performing wavelet compression of the filtered data along the x dimension and along the y dimension to generate {TAIL ~ the compressed spectral image} 
{ HEAD ~ The method } may further include performing wavelet compression of the filtered data along the x dimension and along the y dimension to generate { TAIL ~ the compressed spectral image }
HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL