<s>
Time-inhomogeneous	B-General_Concept
hidden	I-General_Concept
Bernoulli	I-General_Concept
model	I-General_Concept
(	O
TI-HBM	O
)	O
is	O
an	O
alternative	O
to	O
hidden	O
Markov	O
model	O
(	O
HMM	O
)	O
for	O
automatic	B-Application
speech	I-Application
recognition	I-Application
.	O
</s>
<s>
This	O
difference	O
leads	O
to	O
elimination	O
of	O
dynamic	B-Algorithm
programming	I-Algorithm
at	O
state-level	O
in	O
TI-HBM	O
decoding	O
process	O
.	O
</s>
<s>
The	O
TI-HBM	O
is	O
simpler	O
and	O
faster	O
than	O
HMM	O
in	O
a	O
phoneme	B-Application
recognition	I-Application
task	O
,	O
but	O
its	O
performance	O
is	O
comparable	O
to	O
HMM	O
.	O
</s>
