currently i'm searching geocoding service can use on different project. when project starts list of addresses our clients , first thing need gelocate them. in past have used mappoint of them correct, around 85%, after this, use online services determine rest (these dataset of 30k entries).
- offcourse looked google maps service can used when found lat/lng used in google maps.
- open street maps not support housenumbers (belgium, netherlands).
- mapquest has ok api, first results have tested return bogus result.
- the data scienentist toolkit returned result, results not accurate (1 precision digit)
- openaddresses.org not responding...
- cloudmade not return correct addresses in belgium/netherlands
we have ms mappoint licence addressable via vba , working java. point out directions still have explore build durable geocoding solution.
it appears deutsche post offers address correction services belgium , the netherlands.
the formatting , structuring of address data important factor in achieving best results when comes data maintenance, such modification, updating, , correction.
a dutch consumer address structured follows:
de heer jan voogt overtoom 74 9203 pa drachten
a dutch company address structured follows:
musterfirma holding b.v. postbus 102 3890 zeewolde
the address standardisation , cleansing process allows correct breakdown of address name, street, house number, postcode , area, correct allocation of postcodes , districts. incorrectly written names of streets , districts (which can occur result of multilingualism) standardised.
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