[Talk-GB] Rebooting the NAPTAN import?

Andy Robinson (blackadder-lists) ajrlists at gmail.com
Mon Apr 4 10:16:04 BST 2011


For those not aware, Christoph Böhme put together NOVAM:

http://wiki.openstreetmap.org/wiki/NaPTAN/Novam

A useful resource for checking out bus stop status in an area though I'm not
sure of its current status with respect to data reliability.

Cheers
Andy

>-----Original Message-----
>From: Stuart Grimshaw [mailto:stuart.grimshaw at gmail.com]
>Sent: 03 April 2011 2:19 PM
>To: talk-gb at openstreetmap.org
>Subject: Re: [Talk-GB] Rebooting the NAPTAN import?
>
>On Sat, Apr 2, 2011 at 4:37 PM, Jerry Clough : SK53 on OSM
><SK53_osm at yahoo.co.uk> wrote:
>>
>> a) Do not import any NaPTAN data in areas where imports have already
>> taken place. Experience shows that detailed survey & correction of
>> NaPTAN data is not to be undertaken lightly. IIRC about 10% is wrong.
>> The best data are for Hullwhere Chris Hill surveyed the lot. I have
>> done only about 20% of Nottingham's NaPTAN stops and have a similar
>> error rate. Unfortunately processing NaPTAN alongside primary
>> surveying just didnt prove viable, but there are plenty of stops which
>> no longer exist, have moved or dont exist on the ground.
>> b) Check with any mappers in the area before performing an import.
>> There may be good reasons why they have not requested one in the past.
>> c) The best approach would be to host current NaPTAN data in a
>> location where OSM data can be compared & then mappers could choose to
>import it.
>> Having an application which did this would be way more useful than
>> shoehorning NaPTAN data in on its own.
>
>I think this is a great idea Jerry, an app for people to compare what OSM
holds
>already against what's in the latest version of NAPTAN, the data we were
>looking at was a few days old.
>
>What's the maximum area or number of points a tool like this would normally
>import? You don't want someone just selecting the whole of the UK & then
>importing them.
>
>_______________________________________________
>Talk-GB mailing list
>Talk-GB at openstreetmap.org
>http://lists.openstreetmap.org/listinfo/talk-gb
>
>
>________________________________
>
>No virus found in this message.
>Checked by AVG - www.avg.com
>Version: 10.0.1209 / Virus Database: 1500/3549 - Release Date: 04/04/11





More information about the Talk-GB mailing list