19 Nov
1999
Sphinx
Speech Group, CMU-SCS (rkm@cs.cmu.edu)
Cross-Word Triphones (left context)
·Root
nodes replicated for left context
·Again,
nodes shared if SSIDs identical
·During
search, very few distinct incoming left-contexts at any time; so only
very few copies activated
S
T
AA
R
R
T
TD
DX
IX
IX
NG
DD
AX
PD
PD
start
starting
started
startup
start-up
left-contexts
to rest of lextree
S-models for different left contexts