backward	backward
compute_joint_state	compute_joint_state
compute_loglikelihood	compute_loglikelihood
compute_state	compute_state
forward	forward
forward_backward	forward_backward
HMM	HMM
HMM_C_raw	HMM_C_raw
HMM_one_step	HMM_one_step
IRLS_EM	IRLS_EM
print.HMM	print.HMM
rHMM	rHMM
rHMM_one_step	rHMM_one_step
simulate_HMM_data	simulate_HMM_data
