author= {Hoffmeister, Bj{\\"o}rn and Schl{\\"u}ter, Ralf and Ney, Hermann},
title= {Bayes Risk Approximations Using Time Overlap with an Application to System Combination},
booktitle= {Interspeech},
year= 2009,
pages= {1191-1194},
address= {Brighton, U.K.},
month= sep,
pdf = {http://www-i6.informatik.rwth-aachen.de/publications/downloader.php?id=637&row=pdf}