Title: Generalized matrix product and fast Fourier transform for permutohedral aggregates
Description: <a href="http://uf.catalog.fcla.edu/uf.jsp?st=UF023016300&ix=pm&I=0&V=D&pm=1" rel="ugc nofollow">http://uf.catalog.fcla.edu/uf.jsp?st=UF023016300&ix=pm&I=0&V=D&pm=1</a>