Directed Acyclic Graph HMM with TAN Structured Emissions


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Documentation for package ‘dagHMM’ version 0.1.0

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backward Infer the backward probabilities for all the nodes of the dagHMM
baumWelch Inferring the parameters of a dag Hidden Markov Model via the Baum-Welch algorithm
baumWelchRecursion Implementation of the Baum Welch Algorithm as a special case of EM algorithm
bwd_seq_gen Calculate the order in which nodes in the dag should be traversed during the backward pass(leaves to roots)
calc_emis Calculating the probability of occurance of particular values of covariates at a node given the value of target.
forward Infer the forward probabilities for all the nodes of the dagHMM
fwd_seq_gen Calculate the order in which nodes in the dag should be traversed during the forward pass(roots to leaves)
gen_emis Generating the inital emission probability distribution of the covariates in TAN structure.
initHMM Initializing dagHMM with given parameters
noisy_or Calculating the probability of transition from multiple nodes to given node in the dag