http://www.ncbi.nlm.nih.gov/entrez/query.fcgi?cmd=Retrieve&db=PubMed&list_ui
ds=11563530&dopt=Abstract
Beats, kurtosis and visual coding.
Thomson MG.
Colour & Imaging Institute, University of Derby, UK.
Techniques adapted from standard higher-order statistical methods are
applied to natural-image data in an attempt to discover exactly what makes
'wavelet' representations of natural scenes sparse.
---