%0 Journal Article %J Technical Reports from UMIACS UMIACS-TR-2007-03 %D 2007 %T Fast weighted summation of erfc functions %A Raykar,Vikas C. %A Duraiswami, Ramani %A Krishnapuram,B. %K Technical Report %X Abstract: Direct computation of the weighted sum of N complementaryerror functions at M points scales as O(MN). We present a O(M + N) $\epsilon$-exact approximation algorithm to compute the same. %B Technical Reports from UMIACS UMIACS-TR-2007-03 %8 2007/01/08/ %G eng %U http://drum.lib.umd.edu/handle/1903/7535