Dictionary
Words, grammatical forms and meanings linked to the ontology.
forward-backward algorithm en · NOUN
Meanings
-
An inference algorithm for hidden Markov models which computes the posterior marginals of all hidden state variables given a sequence of observations/emissions. It uses dynamic programming to compute the values in two passes, the first going forward in time and the second backward.
-
Any algorithm belonging to the general class that operate on sequence models in a forward-backward manner.
Forms