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Table 8 Hidden states for address standardisation currently supported by the Febrl package

From: Preparation of name and address data for record linkage using hidden Markov models

Hidden state Description (examples in bold italics)
wfnu Wayfare number state (23 Sherlock Holmes Street, Potingu West NSW 2876)
wfna1 First wayfare name state (23 Sherlock Holmes Street, Potingu West NSW 2876)
wfna2 Second wayfare name state (23 Sherlock Holmes Street, Potingu West NSW 2876)
wfql Wayfare qualifier state (23 Sherlock Holmes Street South, Potingu West NSW 2876)
wfty Wayfare type state (23 Sherlock Holmes Street, Potingu West NSW 2876)
unnu Unit number state (Flat 5 23 Sherlock Holmes Street, Potingu West NSW 2876)
unty Unit type state (Flat 5 23 Sherlock Holmes Street, Potingu West NSW 2876)
prna1 First property name state (Emoh Ruo, Patonga Road, Potingu West NSW 2876)
prna2 Second property name state (Emoh Ruo, Patonga Road, Potingu West NSW 2876)
inna1 First institution name state (Lost Dogs Home, Patonga Road, Potingu West NSW 2876)
inna2 Second institution name state (Lost Dogs Home, Patonga Road, Potingu West NSW 2876)
inty Institution type (Lost Dogs Home, Patonga Road, Potingu West NSW 2876)
panu Postal address number state (Roadside Mailbox 234, Patonga Road, Potingu West NSW 2876)
paty Type of postal address state (Roadside Mailbox 234, Patonga Road, Potingu West NSW 2876)
hyph Hyphen state
sla Slash state (5/23 Sherlock Holmes Street, Potingu West NSW 2876)
coma Comma, semi-colon etc state
opbr State for opening bracket or quote
clbr State for closing bracket or quote
loc1 First locality name state (5/23 Sherlock Holmes Street, Potingu West NSW 2876)
loc2 Second locality name state
locql Locality qualifier state (5/23 Sherlock Holmes Street, Potingu West NSW 2876)
pc Postal code state (5/23 Sherlock Holmes Street, Potingu West NSW 2876)
ter1 First territory name state (5/23 Sherlock Holmes Street, Potingu West NSW 2876)
ter2 Second territory name state
cntr1 First country name state (5/23 Sherlock Holmes Street, Potingu West NSW 2876, Australia)
cntr2 Second country name state
rubb State for residual elements