Third International Conference on Spoken Language Processing (ICSLP 94)
Time-synchronous beam search has successfully been employed in the Philips continuous-speech recognizer for several years now, handling a vocabulary of 20 000 words and more. We have now improved the search procedure with two robust pruning methods that drastically reduce both average and peak search effort.
Bibliographic reference. Steinbiss, Volker / Tran, Bach-Hiep / Ney, Hermann (1994): "Improvements in beam search", In ICSLP-1994, 2143-2146.