Official websites use .gov
A
.gov website belongs to an official
government organization in the United States.
Secure .gov websites use HTTPS
A lock (
) or https:// means you've safely
connected to the .gov website. Share sensitive
information only on official, secure websites.
Viterbi recursion step in case
. After adding node v to the history set, 
and 
will be replaced by 
. In this example, for every assignment of the new boundary 
the score of 
is maximized by varying over the assignments of v and 
and using the Viterbi variables of 
and 
.
