On Nov 17, 12:14 pm, Josh <[email protected]> wrote:
> Hi,
>
> We have been evaluating Google Maps against other APIs.
>
> I'm seeing some weird results from the HTTP Geocoder. Inaccurate
> results seem to be more prevalent since the recent data update.
>
> For example, geocoding "4401 Morella Avenue Studio city CA 91607"
> gives results in Spain!

It looks like the geocoder doesn't know about Morella Avenue in Studio
City, it thinks it is in Los Angles:

http://www.geocodezip.com/example_geo2.asp?addr1=4401%20Morella%20Ave,%20CA%2091607&geocode=1

  -- Larry


>
> But if I search for this same address on maps.google.com it shows up
> in the correct place.
>
> Here is the url sent and the xml results received:
>
> http://maps.google.com/maps/geo?q=4401+Morella+Avenue+Studio+City+CA+...<KEY>
>
> <?xml version="1.0" encoding="UTF-8" ?>
> <kml xmlns="http://earth.google.com/kml/2.0";>
>   <Response>
>     <name>4401 Morella Avenue Studio City CA 91607</name>
>     <Status>
>       <code>200</code>
>       <request>geocode</request>
>     </Status>
>     <Placemark id="p1">
>       <address>Carrer de Morella, 08223 Terrassa, Spain</address>
>       <AddressDetails Accuracy="6"
> xmlns="urn:oasis:names:tc:ciq:xsdschema:xAL:2.0">
>         <Country>
>           <CountryNameCode>ES</CountryNameCode>
>           <CountryName>España</CountryName>
>           <AdministrativeArea>
>             <AdministrativeAreaName>CT</AdministrativeAreaName>
>             <SubAdministrativeArea>
>               <SubAdministrativeAreaName>Barcelona</
> SubAdministrativeAreaName>
>               <Locality>
>                 <LocalityName>Terrassa</LocalityName>
>                 <Thoroughfare>
>                   <ThoroughfareName>Carrer de Morella</
> ThoroughfareName>
>                 </Thoroughfare>
>                 <PostalCode>
>                   <PostalCodeNumber>08223</PostalCodeNumber>
>                 </PostalCode>
>               </Locality>
>             </SubAdministrativeArea>
>           </AdministrativeArea>
>         </Country>
>       </AddressDetails>
>       <ExtendedData>
>         <LatLonBox north="41.5555227" south="41.5492275"
> east="2.0222318" west="2.0159366" />
>       </ExtendedData>
>       <Point>
>         <coordinates>2.0186227,41.5520669,0</coordinates>
>       </Point>
>     </Placemark>
>
>     (2 more placemarks...)
>
>   </Response>
> </kml>
>
> Firstly, am I doing anything wrong in the request?
>
> And if not, what can be done about these problems?
>
> We are seeing many, many inaccurate results like this - so my
> confidence in HTTP Geocoding is low.
>
> Also, I did look at the FAQ and saw that sometimes there are
> differences between the two geocoders (http://code.google.com/apis/
> maps/faq.html#geocoder_differences).
>
> Has the recent data update exacerbated these differences?
>
> Many thanks in advance for you comments!

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