% RES = pyrBand(PYR, INDICES, BAND_NUM) % % Access a subband from a pyramid (gaussian, laplacian, QMF/wavelet, % or steerable). Subbands are numbered consecutively, from finest % (highest spatial frequency) to coarsest (lowest spatial frequency). % Eero Simoncelli, 6/96. function res = pyrBand(pyr, pind, band) res = reshape( pyr(pyrBandIndices(pind,band)), pind(band,1), pind(band,2) );