Re: [Talk-GB] Project Drake - mapping the University of Cambridge

2011-12-24 Thread Gregory
Durham University has a mixture of colleges that are independently
owned/run but affiliated to the university, and ones which are totally
owned by the university (perhaps some mixed). Teaching is done centrally in
whatever department subject is relevant.

Take a look at this relation...
http://www.openstreetmap.org/browse/relation/1286552
And this department building...
http://www.openstreetmap.org/browse/way/29065345

There's probably some not-so-good tagging. The accommodation blocks
shouldn't really be amenity=college for example.

I made a map layer:
http://www.livingwithdragons.com/2011/04/university-map-colleges
(no longer available online)
The issue is I'm not on the university staff to provide technical support
or knowledge. We've made a big step by having OSM/OCM as an option on
http://www.dur.ac.uk/map/

This is quite old, possible even predating the existence of OSM relations.
http://wiki.openstreetmap.org/wiki/Durham#Durham_Specific_Tagging

It makes reference to this page.
http://wiki.openstreetmap.org/wiki/Oxford#Oxford_Specific_Tagging

-- 
Gregory
o...@livingwithdragons.com
http://www.livingwithdragons.com
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Re: [Talk-GB] Project Drake - mapping the University of Cambridge

2011-12-19 Thread Robert Whittaker (OSM)
On 5 December 2011 17:44, David Earl da...@frankieandshadow.com wrote:
 You may remember the announcement of the University of Cambridge's
 OpenStreetMap project back in July
 I was appointed to the project from that and I have now written up a bit
 about what I'm doing on my OSM diary (
 http://www.openstreetmap.org/user/davidearl/diary/15398 ), and also
 published the tagging schema I'm working to (
 http://wiki.openstreetmap.org/wiki/Cambridge/University_of_Cambridge )
 (which is, of course, a living document which we'll be updating as things
 progress), and which I hope may help others inclined to map parts of the
 University.

One thing that jumped out to me in the diary entry linked above was
the suggestion that all paths/tracks on University land should be
marked access=private. The rationale given is that a Permissive
Footpath in UK legal parlance has a specific meaning that doesn't
apply to the paths there. That may be the case, but I don't think that
OSM's access=permissive necessarily corresponds to that strict
meaning.

I've always used access=permissive to indicate that the there's no
guaranteed right of way, but that owner is generally happy for people
to use the route without needing to seek special permission on an
individual basis -- which is my interpolation of what
http://wiki.openstreetmap.org/wiki/Access says for access=permissive
and access=private. That being the case, I'm not convinced that all
the paths through colleges are best tagged by access=private.

I don't know if things have changed now, but my former college
(Pembroke) used to allow free/open access to visitors (during the day,
if not in large groups, and not during exam term). I don't think that
this corresponds to the OSM wiki definition of access=private with
which the paths are currently tagged. While access=permissive may not
be prefect, I think it's the closest OSM access tag for the situation
on the ground there.

Tagging all the ways within the college as access=private also removes
the distinction of which ways are actually marked as private to
visitors. (In Pembroke there were a only a few such paths: one going
to the Master's Lodge, one in the Fellows' Garden, and one along the
back of the Hall / Senior Parlour, and probably some of the access
gates which are generally kept locked.)

While the university may not like the term permissive I think it
would be the closest access=* value as far as OSM is concerned, at
least for the colleges that do allow open access to visitors.

Then of course there are the tourist routes in the colleges where you
have to pay to look round. Apart from having to pay for admission,
these routes would also be similar to the routes in colleges that
don't charge. Overall, I think they're closer to access=permissive
than access=private, as there's a standard admission policy of pay X
to get in, rather than people having to negotiate individual terms
for access. Is there a specific access tag for this sort of situation
already? What do we do for (say) paths in national trust gardens or
theme parks where there's an admission charge? (Maybe access=customer,
though the wiki says that it's use is disputed.)

(Finally, as an aside: for official UK Permissive Footpaths, I think
using designation=permissive_footpath in addition to *=permissive
would be better tagging. It's got a reasonable amount of usage:
http://taginfo.openstreetmap.org/keys/designation#values and using
this tag would make it clear which ways were officially designated as
a permissive footpath and which just had generally permissive access
of the sort that I'm suggesting above.)

What do other people think?

-- 
Robert Whittaker

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Re: [Talk-GB] Project Drake - mapping the University of Cambridge

2011-12-12 Thread John Sturdy
On Wed, Dec 7, 2011 at 4:08 PM, David Earl da...@frankieandshadow.com wrote:

 What do other people think? If there's a strong view not to have these
 parenthesised bits there, I'll take them out of the name tags.

I think it would be best to have the information somewhere, in a
consistent form (this probably means always using the same tag), but
for it not to be in the name tag.

I'm not sure what the tag should be, I don't think operator sounds
right.  Perhaps affiliation?  (I know someone with good knowledge of
CU formalities and terminology, and will ask him for suggestions.)

__John

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Re: [Talk-GB] Project Drake - mapping the University of Cambridge

2011-12-09 Thread Ed Avis
David Earl david@... writes:

I'm not overly wedded to name=Clare College (University of Cambridge)
and the like. Indeed, for the University rendering I will be removing 
these suffixes automatically because the context and colours will make 
it completely obvious.

Well, in that case, can I urge you to tag for the renderer and remove the
suffix from the data!

I think anyone looking at a map of Cambridge might have an idea that there is
a university there and that any colleges or academic-sounding buildings are
more likely than not to be part of it.

-- 
Ed Avis e...@waniasset.com


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Re: [Talk-GB] Project Drake - mapping the University of Cambridge

2011-12-09 Thread Robert Scott
On Friday 09 December 2011, Ed Avis wrote:
 David Earl david@... writes:
 
 I'm not overly wedded to name=Clare College (University of Cambridge)
 and the like. Indeed, for the University rendering I will be removing 
 these suffixes automatically because the context and colours will make 
 it completely obvious.
 
 Well, in that case, can I urge you to tag for the renderer and remove the
 suffix from the data!
 
 I think anyone looking at a map of Cambridge might have an idea that there is
 a university there and that any colleges or academic-sounding buildings are
 more likely than not to be part of it.

Don't forget that Cambridge is also the home of Anglia Ruskin University.


robert.

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Re: [Talk-GB] Project Drake - mapping the University of Cambridge

2011-12-07 Thread David Earl

On 06/12/2011 12:54, Stephen Gower wrote:

On Mon, Dec 05, 2011 at 05:44:48PM +, David Earl wrote:


I was appointed to the project from that [...]


Congratulations!


Thank you!


and also published the tagging schema I'm working to (
http://wiki.openstreetmap.org/wiki/Cambridge/University_of_Cambridge )


Can I pursuade you to remove the (University of Cambridge) string from the
name= keys?

1) It's incorrect, unless the parenthesis are genuinely in the name of the
College/Dept/etc.
2) It's duplicated by data in the operator= field
3) It makes for ugly maps


Thanks for the comment.

I'm not overly wedded to name=Clare College (University of Cambridge)
and the like. Indeed, for the University rendering I will be removing 
these suffixes automatically because the context and colours will make 
it completely obvious.


I'm largely following the existing convention for the CU institutions 
(which admittedly I probably started way, way back).


However, the reason is precisely to make non-specialised maps more 
helpful. If you don't know, there is no clue that New Museums Site as 
a caption on the map has any connection with the University (or indeed, 
as there are two universities in Cambridge, which), and arguably the 
University of Cambridge bit is the more important part.


You can argue, and I would probably agree, that this is to some extent 
tagging for the renderer, and now that I'm making the operator tags 
ubiquitous the otherwise missing information is now there. On the other 
hand, is ANY non-specialist renderer going to take any notice? I doubt 
it. You'd have to dig deep and quite technically to discover the info.


Regarding point 1, it's the colleges and sites that are the issue[1]. I 
think 'incorrect' is too strong. The naming is hierarchical in some 
sense. The New Museums Site is part of the wider University of 
Cambridge, and just as in some contexts you need to qualify Cambridge as 
Cambridge, Cambridgeshire, England (so not Cambridge, MA, USA or 
Cambridge, Gloucestershire, England) to inform and to avoid ambiguity, 
so here also.


The colleges are slightly different in that they are independent, but 
but affiliated[2] to the University. But spelling that relationship out 
is overkill - many of the colleges describe themselves as this in the 
way I have done (usually without the parentheses) on their web sites 
and/or display the University's logo (though some just say X College, 
Cambridge - some are more independently minded than others).


So:
- it makes no difference to the University project either way
- I think it produces more helpful, useful maps
- but longer captions do have visual problems

Finally, a couple of related points:

* Many of the colleges have satellite sites. For example The Colony 
and Cripps Court. I and others have actually named these along the 
lines of The Colony (Clare College), Cripps Court (Magdalene 
College) which by the strict argument above shouldn't be. But I doubt 
even the majority of Cambridge people would have a clue what that was 
about without the qualifying information. Should that go too? If it 
stays, why not the others? Or conversely, should it actually be The 
Colony (Clare College, University of Cambridge) or some such.


* Cripps Court is an interesting example, because both Magdalene and 
Selwyn Colleges have satellite sites named Cripps Court. Qualification 
here resolves serious ambiguity in the absence of other information 
presented on typical maps.


* The same is true for many non University premises as well. Castle 
Court vs Castle Court (Cambridgeshire County Council), with 
completely analogous operator/occupier etc, and helpfulness considerations.


* Why are we naming shops according to their occupants? If we take this 
argument to its limits, no premises should be named like this. It's a 
pragmatism vs. pedantry argument.


What do other people think? If there's a strong view not to have these 
parenthesised bits there, I'll take them out of the name tags.


David

[1] departments aren't geographical features, and I am indeed replacing 
those with the names of the buildings which they occupy - though 
sometimes a building is christened according to the department occupying 
it and confusingly that sticks long after the department has moved! I 
have resisted the temptation to put name=Austin Building (University 
Computing Service)


[2] my word, not the formal description of the relationship


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Re: [Talk-GB] Project Drake - mapping the University of Cambridge

2011-12-06 Thread Stephen Gower
On Mon, Dec 05, 2011 at 05:44:48PM +, David Earl wrote:
 
 I was appointed to the project from that [...]

Congratulations!

 and also published the tagging schema I'm working to (
 http://wiki.openstreetmap.org/wiki/Cambridge/University_of_Cambridge )

Can I pursuade you to remove the (University of Cambridge) string from the
name= keys?

1) It's incorrect, unless the parenthesis are genuinely in the name of the
College/Dept/etc. 
2) It's duplicated by data in the operator= field
3) It makes for ugly maps

Cheers

Stephen


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[Talk-GB] Project Drake - mapping the University of Cambridge

2011-12-05 Thread David Earl
You may remember the announcement of the University of Cambridge's 
OpenStreetMap project back in July ( 
http://lists.openstreetmap.org/pipermail/talk-gb/2011-July/012067.html ).


I was appointed to the project from that and I have now written up a bit 
about what I'm doing on my OSM diary ( 
http://www.openstreetmap.org/user/davidearl/diary/15398 ), and also 
published the tagging schema I'm working to ( 
http://wiki.openstreetmap.org/wiki/Cambridge/University_of_Cambridge ) 
(which is, of course, a living document which we'll be updating as 
things progress), and which I hope may help others inclined to map parts 
of the University.


David


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