Fuzzy matching of postal addresses

[Simon Brunning]

You might find these at least periperally useful:
<http://www.brunningonline.net/simon/blog/archives/001291.html>
<http://www.brunningonline.net/simon/blog/archives/001292.html>

They refer to address formatting rather than de-duping - but
normalising soulds like a useful first step to me.

-- 
Cheers,
Simon B,
simon at brunningonline.net,
http://www.brunningonline.net/simon/blog/