backward	backward
baumWelch	baumWelch
baumWelchRecursion	baumWelchRecursion
bwd_seq_gen	bwd_seq_gen
calc_emis	calc_emis
forward	forward
fwd_seq_gen	fwd_seq_gen
gen_emis	gen_emis
initHMM	initHMM
noisy_or	noisy_or
