[HOT] Japan - Request for mission details

Kate Chapman kate at maploser.com
Tue Mar 15 17:17:15 GMT 2011

Hey Hans,

That looks really good for the early stage mapping. Thanks for
reminding us of it.


On Mon, Mar 14, 2011 at 2:18 PM, Hans van Wijk <hvwijk at planet.nl> wrote:
> Hello all,
> I worked a lot on the Haiti map a year ago and used, along with hundreds of
> others, the key=value list on this wiki:
> http://wiki.openstreetmap.org/wiki/Humanitarian_OSM_Tags/Humanitarian_Data_Background
> It's a lot cleaner then the long and (for me) to complicated one mentioned
> earlier in this thread:
> http://wiki.openstreetmap.org/wiki/Humanitarian_OSM_Tags/Humanitarian_Data_Model
> (This mail could end up twice on the list, I had some mail issues which made
> the list think I wasn't a member; I hope it works now.)
> Regards,
> Hans
> ________________________________
> From: Kate Chapman [mailto:kate at maploser.com]
> Sent: 14 March 2011 17:18
> To: Andy Robinson (blackadder-lists)
> Cc: <hot at openstreetmap.org>
> Subject: Re: [HOT] Japan - Request for mission details
> Yes, simple tags.  The goal of the HDM was to add tags to provide
> information that doesn't exist.  Those tags that do exist are supposed to be
> worked into the model rather than make new ones to replace the regular OSM
> tags.  I realize what is there now isn't perfect and could be improved.
> As far was making data that makes sense to responders, processes to create
> those data transformations need to be further developed.
> Kate
> On Mar 14, 2011, at 7:19 AM, "Andy Robinson \(blackadder-lists\)"
> <ajrlists at gmail.com> wrote:
> Peter Wendorff [mailto:wendorff at uni-paderborn.de] wrote
>>Sent: 14 March 2011 11:16 AM
>>To: hot at openstreetmap.org
>>Subject: Re: [HOT] Japan - Request for mission details
>>Nevertheless the questions Matthias asked are right.
>>There is this HOT Data Model - but that model is not really good for
> interested
>>Perhaps it's useful for organizations using the data, but I miss a landing
> page in
>>the wiki for "tags often used in crisis mapping".
>>The "standard" tags are (I hope) the usual ones, but the tags in question
> are
>>repeatingly the same:
>>- how to tag a collapsed building?
>>- how to tag a collapsed bridge?
>>- how to tag a temporary bridge build by helping organizations?
>>- how to tag a place where drinking water is availlable?
>>- how to tag a place where "lost+found people" are listed?
>>- (how) is it possible to state pre- and post crisis sources?
>>And last but not least: where and why does the tagging differ from standard
>>tagging in OSM?
>>As far as I can see yet, HOT targets mainly at the "backend", organization
> of
>>aerial photographs and data sources - and trying to support organizations
>>using the data. I miss the mapper as a target, yet.
> Having had plenty of experience in creating tags in OSM I'll give my view.
> Richard Fairhurst wrote http://wiki.openstreetmap.org/wiki/Duck_tagging as a
> way of communicating a very simple point. If a tag is logical then the human
> brain can read it and make sense of it. If the tag needs a translation to
> make sense of it then it's not doing its job properly. If things are tagged
> logically and in simple form then it's easy for mappers, especially new
> mappers, to understand them and use them. The KISS approach works best (Keep
> it Simple, Stupid).
> The list in Peter's post above actually says what the tags might logically
> be. E.g.  Building=collapsed, bridge=collapsed, bridge=temporary,
> amenity=drinking_water, emergency=missing_persons, earthquake=yes......  you
> get the idea.
> Of course this approach doesn't necessarily help humanitarian organisations
> with the efforts on the ground, they use descriptions and codes that are on
> the whole alien to OSM. Mapping from OSM tags to other data exchange formats
> is needed and important but it doesn't need to be done by mappers, and nor
> do I think it should be. Leave abstraction to those that can best manage the
> data, by all means discuss tags here but keep it to the conventional tagging
> format within OSM and don't try to solve the wider issues.
> Cheers
> Andy
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