A decoding method 49 wherein said adapting and grouping also segments said spectral blocks into subblocks, and wherein said {HEAD ~ generating sample blocks} effectively applies {TAIL ~ a single inverse discrete transform} to pairs of said subblocks 
effectively applies
A decoding method 49 wherein said adapting and grouping also segments said spectral blocks into subblocks , and wherein said { HEAD ~ generating sample blocks } effectively applies { TAIL ~ a single inverse discrete transform } to pairs of said subblocks
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD REL REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH