lballabio/quantlib — pull request #68 by wegamekinglc (2014-01-08 07:37:15+00:00)
Title: Sobol direction number up to 21200 dims with Joe Kuo 6 searching rule

details can be found in the following link:
http://web.maths.unsw.edu.au/~fkuo/sobol/

This file I have used it for a while. I think it will be helpful for some one else who are using QuantLib