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.
Graph of a simplified, illustrative HMM for addresses with eight states Rectangular nodes denote hidden states. Numbers indicate the probabilities of transitions between states, represented by the edges (arrowed lines). Transitions with zero probability are not shown in the interests of clarity.
