Vlad I. Morariu Balaji Vasan Srinivasan Vikas C. Raykar Ramani Duraiswami Larry S. Davis Automatic online tuning for fast Gaussian summation. 1113-1120 2008 NIPS http://books.nips.cc/papers/files/nips21/NIPS2008_0257.pdf conf/nips/2008 db/conf/nips/nips2008.html#MorariuSRDD08