SEARCH Articles Figures Tables A and B, shows a typical NIR chemical image and a reflectance spectrum acquired in the hard endosperm structure of the kernel. Although each image cube visualizes the biochemical composition of specific morphological structures at each physical depth into the sample, all of the data sets can also be assembled to constmct an image of the three-dimensional distribution of the chemical components of interest. The individual image cubes are first processed, using a commercially available software package , by first subtracting [Publishers Imprint]