Talk:Nominatim

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Bug Reports

Please report bugs using the Nominatim component in Trac rather than on the talk page.

Address Interpolation

Do you have plans to implement address interpolation? Meaning that if you have 'addr:interpolation: even' from 2 to 20, to generate numbers 4 to 18 by interpolation? --chris66 23:57, 13 November 2009 (UTC)

Interpolation is implemented and working. There was a small bug in the code that has caused a some places not to be correctly indexed. This bug has now been fixed --Twain 00:24, 14 November 2009 (UTC)
Additional problems found with interpolation that are causing some locations to still not be added. Still investigating. --Twain 13:02, 1 February 2010 (UTC)

geolocalisation on the GUI

Hi, It would be nice to have a way to read the lat & lon on the page when a spot is chosen (the center of the map) for example at Besançon, France I could add nominatim as a way to find localisation, for example on the wikitravel pages. FrViPofm 10:40, 16 January 2010 (UTC)

See trac #2677. Please note, adding items in multiple locations without linking them is not helpful. --Twain 13:02, 1 February 2010 (UTC)

Suggestion for helping translation

q=église%2C+Besançon give one false result when q=church%2C+Besançon give several result

I suggest to create wiki sub-pages for suggesting translations as Nominatim/translation/FR with somethonk like (that is only one line in the code)

église
church

Should we create a syntax like

boucherie halal
shop=butcher + butcher=halal

--FrViPofm 22:59, 30 January 2010 (UTC)

See trac #2678, already present see also special phrases --Twain 13:02, 1 February 2010 (UTC)

Find road intersection

Is this possible, i. e. X street corner Y street, Z city.

Does Nominatim consider the is_in tag?

I really hope not...

Can someone please explain exactly what, if any, support Nominatim has for the is_in tag? It be good to know, as an argument against that awful tag. (Yes, I'm on a crusade to get rid it) --Gorm 11:27, 11 April 2010 (UTC)

See Nominatim/Development overview and Nominatim/FAQ - I'm afraid I don't know whether the details there are exact enough for you though? --EdLoach 12:31, 13 April 2010 (UTC)

limit to bounding box

Is it possible to limit the search to a bounding box? (I think now the web interface.) It would be useful to look up one kind of POI in an area, like "playgrounds inside [19.03,47.5,19.06,47.48]"... The search field above seems to be an indicator rather than a limit (eg. does basically nothing). I tried to simulate it by finding something nearby like "playground, citadella, budapest"... not perfect. --grin 09:25, 15 November 2010 (UTC)

It is now . You can add an extra parameter 'bounded=1' which will lock the search to the bounding box -- Twain 14:28, 31 January 2011 (UTC)

Address Standard

Does Nominatim follow any international address standard (UPU, ISO 19160)? --Christian Karrié 13:27, 21 December 2010 (UTC)

nominatim follows the OSM addressing standards. I can't see how any of the standards you mention would be relevant -- Twain 11:18, 21 April 2011 (BST)

nominatim not up to date (january 2011 - and still in April 2011, and again from august 2011)

Since two weeks or so nominatim is not updating anymore, nor does it show the date of last update on it’s page http://nominatim.openstreetmap.org/ Why? The lag graph (http://munin.openstreetmap.org/openstreetmap/katie.openstreetmap/nominatim_lag.html) isn’t updating, too. Wicking 09:47, 30 January 2011 (UTC)

Just over a week ago we switched to an updated code base for nominatim. It was expected that we would be back up to date by now but as ever with these things the update didn't go that smoothly. We should be back up to date some time this week. -- Twain 14:27, 31 January 2011 (UTC)
from Ceyockey This still appears to be a problem as of 12 February. I found out when checking to see if uploaded boundaries supporting the HOT response for the 2010 Colombia Floods could be found by name search in the the map - they are not (at least not those uploaded in the past month or so). 14:13, 12 February 2011 (UTC)
Yup, still problems although they are nearly resolved. Few more days should do it and then we should be right up to date. -- Twain 15:37, 12 February 2011 (UTC)
from Ceyockey Thank you. Should there be a date following the "DATA:" term in the header? 01:40, 14 February 2011 (UTC)
It seems still to be an issue on Feb, 27th. Any idea when updating could become active again? Thanks.
Still no Nominatim updates nor any information what the problem is. Is this being discussed somewhere else? --Hobbesvsboyle 20:02, 5 April 2011 (BST)
I can tell that the objects that I added two days ago are showing up in Nominatim, but the objects that I modified today are not, and the "force update" link is not working - says Unable to connect to database, a problem that has been reported both in Trac and Help as early as January 2011. Any insight?--Ponzu 08:48, 11 April 2011 (BST)

Nominatim is currently averaging 2 to 3 minutes behind (at time of writing). -- Twain 10:07, 28 April 2011 (BST)

It's working? it seems that isn't updating at all. No new streets yet, after 1 month (like in Maletto (Sicily) and Aci Castello (Sicily)) place_ids seems stuck at ~2147300000 --Arlas 18:32, 23 July 2011 (BST)
Right, there seems to be another updating problem again. Did you contact Twain? --Scai 15:57, 25 July 2011 (BST)
dunno how to contact him :( --Arlas 22:24, 25 July 2011 (BST)
I wrote him a message. You can contact users by visiting their profile and using the "E-mail this user" option on the left. --Scai 09:51, 26 July 2011 (BST)
He told me he is currently working on a fix. --Scai 18:41, 9 August 2011 (BST)
Excellent news, Scai. Any thoughts on how to recruit additional support so that this does not remain a single-person dependency? --Ceyockey 04:39, 10 August 2011 (BST)

Root cause?

I am beginning to wonder whether there is a funding problem related to a required fix. Might that be the case? --Ceyockey 23:09, 24 March 2011 (UTC)

I have asked the author of Nominatim (twain) to publish an 'official' message on what is happening. Spod 05:18, 21 April 2011 (BST)

Impact on the MapQuest collaboration?

Does Nominatim being out of date negatively impact the quality of content that MapQuest Beta contains, which is a collaboration between MapQuest and OSM Foundation? It would seem it should considering the opening passage of Nominatim. --Ceyockey 01:22, 4 August 2011 (BST)

MapQuest is a OSM data user. There is no special MapQuest / OSMF link. http://nominatim.openstreetmap.org/ proxies requests to the MapQuest instance of due to nominatim admin being overstretched. -- Firefishy 16:05, 19 August 2011 (BST)

Nominatim indexing 3 month behind

Noting that the indexing did catch up to 19 August 2011 ... but has not been updated since. Wondering if this was a one-off update in lieu of regular updates? --Ceyockey 01:31, 21 September 2011 (BST)

Any update on this issue? --Dampfklon 22:46, 30 November 2011 (UTC)

Nominatim indicate that the last update is on 19th august 2011, it's now 3 month with no updates ? What happend to Nominatim, it's used by OSM and OpenMapQuest as the search tool...Padorange 06:08, 16 December 2011 (UTC)

OSM currently uses MapQuest's Nominatim instance as the redirection indicates. As far as I know the problem why our service isn't updated anymore is missing manpower. Why MapQuest doesn't update their version is unknown to me. Either way a really disappointing situation. --Scai 10:13, 16 December 2011 (UTC)

Accoring to MapQuest they are aware of an issue and expect the data to be up to date again in early 2012. [1]

Updated

The date in Nominatim now reads 2011/12/07 ... meaning December 7, 2011, I presume. Thanks for updating the index! Are there thoughts on when updates will become a regular business-as-usual operation? --Ceyockey 17:24, 29 January 2012 (UTC)

Problem

The address lookup does not work properly. When I enter: Gießener Straße, Gießen, it should list the Gießener Straße in 35396 Gießen-Wieseck, which is the only street with this exact adress, e.g. located in city of Gießen proper. Instead, it lists about 12 streets Gießener Straße in Landkreis Gießen, which have different postal adresses, e.g. Gießener Straße, Heuchelheim, or Gießener Straße, Lollar. Nominatim should place more value on postal_codes if available, instead of "is_in". Longbow4u 19:12, 9 March 2011 (UTC)

I'm afraid I don't really understand the bug report -- Twain 11:18, 21 April 2011 (BST)
I'll try to help, as I have seen similar issues. The problem is that a user entering the query "Gießener Straße, Gießen" is probably looking for the street "Gießener Straße" in the German city "Gießen" (in Hessen). The problem is that the district (Landkreis) surrounding the city is also called "Gießen" ("Landkreis Gießen"). Apparently Nominatim searches both the city and the Landkreis Gießen, and thus finds many matching streets. The problem is really that the query "Gießener Straße, Gießen" is ambiguous, as it can mean both "Gießener Straße in the city of Gießen" (of which there is only one), or "Gießener Straße in the Landkreis of Gießen" (of which there are many). I'm not sure how to resolve this, but one way would be to try and search the smaller objects first (i.e., if there's both a town and a district with a given name, try the town first), on the assumption that those results are more likely to be relevant. Sleske 10:15, 13 May 2011 (BST)

Comparison to other gazetteer resources

I am wondering how Nominatim might compare to other gazetteer resources, such as the USGS GNIS system or the one underlying Google Maps in terms of coverage, granularity and synonym depth. --Ceyockey 17:17, 10 September 2011 (BST)

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