[Talk-gb-westmidlands] Remapping efforts in Coventry

[Big Fat Frog]

Thanks for that Andy,

It's clarified things a lot.  I think I'll keep clear of the licensing 
changes.  Geofabrik's tool is going to be very helpful though for 
tidying up my area.

Jon

On 26/03/2012 10:30, Andy Robinson wrote:
> Hi Jon,
>
> As OSM is changing data licence on 1st April [1] there has been an
> un-coordinated effort underway globally to replace OSM data that is
> incompatible with the new licence. The primary reason for incompatibility is
> where a mapper has declined (or not yet decided) to sign up to the
> contributor terms that go with the new licence. As you signed up to OSM in
> the last 6 months you are already contributing under the new terms anyway.
>
> Some locations need more remapping work than others and generally we have
> been lucky in the west midlands that we haven't had too much to look at.
> Coventry was an exception however and Rob and others have done sterling work
> to bring the data into a better state for relicensing come 1st April.
>
> There are a number of tools to check for issues with existing data. The one
> I use most is Geofabrik's OSM Inspector tool [2]
>
> When remapping objects you need to remember that the same rules apply to
> mapping from scratch, ie no use of copyright data etc. Copying the existing
> data to new objects is not satisfactory either. So limit sources to such
> information as the OS Opendata products and BING imagery etc. or of course
> your own survey.
>
> Unless you are familiar with what you are doing I'd steer away from using
> the ODBL=clean tag on existing objects. There is some concern within the
> wider OSM community that some mappers have been using this tag
> inappropriately which reduces confidence that the items tagged as such are
> truly compatible with the new licence.
>
> Cheers
> Andy
>
> [1] http://www.osmfoundation.org/wiki/License/We_Are_Changing_The_License
> [2] http://is.gd/OCEI2G (shortend URL from permalink)
>
>> -----Original Message-----
>> From: Big Fat Frog [mailto:bigfatfrog67 at gmail.com]
>> Sent: 25 March 2012 12:19
>> To: talk-gb-westmidlands at openstreetmap.org
>> Subject: Re: [Talk-gb-westmidlands] Remapping efforts in Coventry
>>
>> Can someone help me on the background to this effort?  What are these
>> licensing issues and the tool that is linked, is that a private tool or is
> is
>> provided for use by anyone?
>>
>> I've only been doing this mapping for 6 months or so and am still trying
> to get
>> to know what tools are available and what efforts are going on.
>>
>> Cheers
>>
>> BTW I'm based in Redditch, although this w/e I'm down in North London!
>>
>> Jon
>> (bigfatfrog67)
>>
>> On 23/03/2012 20:16, Rob Nickerson wrote:
>>>
>>> Hi All,
>>>
>>> Over the last few weeks there has been a lot of effort made on
>>> remapping Coventry so that it remains in a reasonable state when we
>>> shift to the new license/contributor terms. If you can remember the
>>> amount of bad orange&  red ways from a month ago, take a look on [1]
>>> to see the fantastic amount of work that has been done. We have had
>>> several users contributing, both in replacing v1 roads and generally
>>> taking the opportunity to improve the map (e.g. using Bing imagery).
>>>
>>> I have recently focused on examining the history of many of the 'orange'
>>> status roads, and applying the odbl=clean tag when appropriate. Many
>>> of these roads were flagged as orange due to highway=unclassified
>>> being changed to highway=residential. As this is deemed a trivial edit
>>> (as it is clear from Bing which roads are residential), I have marked
>>> them as clean (this easily took longer than had I been the original
>>> mapper setting the residential tag as I had to examine the history of
>>> each way to check for other non-relicensable edits :-( )
>>>
>>> I have (99%) completed this task now - Thus any objects still
>>> highlighted on [1] will likely need a ground survey as the
>>> non-compliant tags can not be determined from Bing. This includes:
>>>
>>> 1. Places of Worship (marked on OS StreetView but often requires a
>>> site visit for the name) 2. A couple of schools (as above) 3. Post
>>> Boxes 4. A few roads with restrictions (e.g. maxheight/maxweight)
>>>
>>> I am away for the following week so will unfortunately not be able to
>>> continue ground surveys to collect this information. If anyone has the
>>> time then that would be much appreciated, otherwise we can fill in the
>>> missing info at a later date :-)
>>>
>>>
>>> Relations
>>> --------------
>>> Some relations (bus routes) may be missing a few roads come April. I
>>> have yet to have a look at relations but believe that if you view the
>>> relations history (on DeepDiff or JOSM) and it is ok then you can
>>> apply the odbl=clean tag to the RELATION (i.e. not the individual
> roads).
>>> Seeing as Curran1980 appears to have recently updated all bus routes
>>> after the network changes in February, you could easily argue that
>>> they can all be marked as clean (?).
>>>
>>>
>>> Thanks again to everyone helping out with remapping efforts - even if
>>> just a few nodes.
>>>
>>> Cheers,
>>> RobJN
>>>
>>> [1]
>>> http://tools.geofabrik.de/osmi/?view=wtfe&lon=-
>> 1.52133&lat=52.41458&zo
>>>
>> om=12&overlays=overview,wtfe_line_inrelation,wtfe_point_modified,wtfe
>> _
>>>
>> line_modified_cp,wtfe_line_modified,wtfe_point_created,wtfe_line_creat
>>> ed_cp,wtfe_line_created
>>> <http://tools.geofabrik.de/osmi/?view=wtfe&lon=-
>> 1.52133&lat=52.41458&z
>>>
>> oom=12&overlays=overview,wtfe_line_inrelation,wtfe_point_modified,wtf
>> e
>>>
>> _line_modified_cp,wtfe_line_modified,wtfe_point_created,wtfe_line_crea
>>> ted_cp,wtfe_line_created>
>>>
>>>
>>>
>>> _______________________________________________
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>>> Talk-gb-westmidlands at openstreetmap.org
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>>
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