[R] Address matching (was R-help Digest, Vol 37, Issue 12)
Roger.Bivand at nhh.no
Wed Mar 15 19:02:21 CET 2006
On Sun, 12 Mar 2006, Ferran Carrascosa wrote:
> Hi r-users,
> I would like to know if R have any solution to the "Address standardization".
> The problem is to classify a database of addresses with the real
> addresses of a streets of Spain. Ideally, I would like to assign
> Postal code, census data and other geographic information.
There are no such built-in databases in R, and commercial solutions are
typically costly. I assume you have addresses, and need a spatial index or
key to associate the addresses with polygon containers like postcodes or
census tracts. If there are not too many and they are all close to each
other, a GPS and a bike are very effective ... Watch out for false
positives in commercial automatic address matching, they may be about 10%
(mostly typing errors in input data, but can be honest errors in the
> If this is not possible I would like to know solutions in R about text
> mining, text classification, distance within text data,...
RSiteSearch("text mining") is quite productive.
> Any help will be appreciate
> Thanks in advance
> Ferran Carrascosa
> R-help at stat.math.ethz.ch mailing list
> PLEASE do read the posting guide! http://www.R-project.org/posting-guide.html
Economic Geography Section, Department of Economics, Norwegian School of
Economics and Business Administration, Helleveien 30, N-5045 Bergen,
Norway. voice: +47 55 95 93 55; fax +47 55 95 95 43
e-mail: Roger.Bivand at nhh.no
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