Exemplo n.º 1
0
 def most_likely_states(self, data, input=None, mask=None, tag=None):
     m = self.state_map
     pi0 = self.init_state_distn.initial_state_distn
     Ps = self.transitions.transition_matrices(data, input, mask, tag)
     log_likes = self.observations.log_likelihoods(data, input, mask, tag)
     z_star = viterbi(replicate(pi0, m), Ps, replicate(log_likes, m))
     return self.state_map[z_star]
Exemplo n.º 2
0
 def most_likely_states(self,
                        variational_mean,
                        data,
                        input=None,
                        mask=None,
                        tag=None):
     pi0 = self.init_state_distn.initial_state_distn
     Ps = self.transitions.transition_matrices(variational_mean, input,
                                               mask, tag)
     log_likes = self.dynamics.log_likelihoods(
         variational_mean, input, np.ones_like(variational_mean,
                                               dtype=bool), tag)
     log_likes += self.emissions.log_likelihoods(data, input, mask, tag,
                                                 variational_mean)
     return viterbi(pi0, Ps, log_likes)
Exemplo n.º 3
0
 def most_likely_states(self, data, input=None, mask=None, tag=None):
     pi0 = self.init_state_distn.initial_state_distn
     Ps = self.transitions.transition_matrices(data, input, mask, tag)
     log_likes = self.observations.log_likelihoods(data, input, mask, tag)
     return viterbi(pi0, Ps, log_likes)