Re: [OSM-talk] Semi-automated edits - postal code database

2012-10-03 Thread Jochen Topf
Hi!

On Wed, Oct 03, 2012 at 11:10:05AM +, Svavar Kjarrval wrote:
> I'm trying to find a good method to maintain data from outside sources.
> The data in question is the Icelandic postal code database (which they
> say we may use freely). My searches on the OSM wiki have been fruitless
> so far.
> 
> The idea is to maintain the data in associatedStreet relations. Each
> relation has a tag called 'götuskrá:id' which value is a direct
> reference to the row ID in the files we retrieve from the postal
> company's website. The file formats available are CVS and XML 1.0. The
> script would presumably go ever each associatedStreet relation and make
> any changes (if appropriate) when a götuskrá:id tag is found. The output
> could be an OSM change file loaded into an editor like JOSM to be
> uploaded manually. Maybe an automated process later when we're confident
> that everything is done correctly, and of course after submitting the
> script(s) for review by the local community.

It is not a good idea to add some random ID of your favourite database to
OSM, because nobody except you can understand this ID and do useful things
with it. It just confuses mappers and make it more difficult to edit the
data. For every change somebody does to the data they have to know what this
tag means so that they can properly do their edit. And if they don't, people
will just mess up your data and you will not be able to use this ID for
syncing the data anyways.

And in this case I don't even see why you need it. You have street names and
postal codes in both OSM and the Icelandic postal code database. If something
changes you can find out which combinations changed and apply those changes
to OSM easily just based on the postal code and street name. There is no
need for those IDs.

And, btw, you should not use the associatedStreet relation. It solves the same
problem as the addr:street tags on nodes and buildings but in a much more
complicated way. The overwhelming majority of all addresses are tagged with
addr:street (there are nearly 15 million addr:street tags vs. only 18.000
associatedStreet relations).

Jochen
-- 
Jochen Topf  joc...@remote.org  http://www.remote.org/jochen/  +49-721-388298

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[OSM-talk] JOSM Measured Values

2012-10-03 Thread Clifford Snow
I need a little help understanding the measured values tool in josm. The
measurement plugin is installed. Is this what provides the Measured Values
window in josm. I changed the preferences in the plug to report imperial
values, however the measured values window remains in metric.

Also, the first reported value is "Path Length" which never changes, it
always remains 0 m. Is this a bug? The Selection Length reports the length
of a way in meters. What is Path Length versus Selection Length?

-- 
Clifford

I have promised to cut down on my swearing and drinking, which I have.
 Unfortunately, this has left me dim-witted and nearly speechless. Adapted
from *The Lion* by Nelson DeMille

-or-

If you can't explain it simply, you don't understand it well enough.
 Albert Einstein
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[OSM-talk] State Of The Map US updates - only a week and a half to go!

2012-10-03 Thread Martijn van Exel
Only a week and a half to go to the kick-off of State Of The Map US,
and I wanted to share a few updates.

First of all, tickets are going fast now but there's still some left,
so if you still want to register, now is the time. Head over to
http://stateofthemap.us/ - and remember, there's still an $30 discount
for new and existing OSM US Chapter Members.

The program is bursting at the seams, so much so that we had no choice
but to add a third parallel track for some of the blocks. This is a
nice problem to have. One of the last minute additions to the program
is Peter Miller, who will be talking about updates to ITO's
magnificent suite of OSM data tools. And who knows, maybe he will have
a 'US Years of Edits' video up his sleeve? I guess we will have to
wait and see.

Also, we want to make sure those who can't make it to Portland can
tune in to the conference in as many ways as possible. If you're
coming, tweet (#sotmpdx), blog, post photos (flickr: sotmpdx). We're
also planning to stream and record most sessions, and we're looking
for volunteers to help us with that. If you do at least two blocks,
you get your conference ticket for free. Sign up here:
https://wiki.openstreetmap.org/wiki/State_Of_The_Map_U.S._2012#Call_for_Volunteers

We're also looking for volunteers for the registration desk and room
moderation, so if you want to lend a helping hand making this the
greatest SOTM US ever, sign up on the wiki!

As part of the conference, we'll be leading an Intro to OSM workshop
for new folks attending and opening it up to the public at large. Pass
the word along if you know anyone local in Portland who would like a
primer in contributing to OpenStreetMap:
http://hello-osm.eventbrite.com/.

Finally, as the conference draws closer, the wiki page is buzzing with
plans to get together on Thursday night and Friday. On Friday night,
the WhereCamp PDX folks have invited us to party with them for a
mixing of the OSM and local geo community over beers and snacks.
Details to come soon on the wiki. So if you're in town early, join us
for drinks and pre-conference fun! Details (subject to change) are
here: 
https://wiki.openstreetmap.org/wiki/State_Of_The_Map_U.S._2012#Getting_Together

-- 
martijn van exel
http://oegeo.wordpress.com

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Re: [OSM-talk] Who Did It?

2012-10-03 Thread Ilya Zverev

Dave F. wrote:

I'm not sure edits done in Potlatch should automatically be 
considered
"suspicious", and classifying an edit 'red' because six nodes & one 
way

were removed when 134/3 were added seems a bit harsh.


Since today, after a discussion on #osm, only these potlatch edits that 
modify or delete relations are marked as needing attention.



IZ

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Re: [OSM-talk] Who Did It?

2012-10-03 Thread Dave F.

On 03/10/2012 14:57, Paul Johnson wrote:
I'm OK with this.  Potlatch isn't exactly precise, and it's difficult, 
even if you know what you're doing, to get what you want out of 
Potlatch.  It's like performing surgery with a baseball bat and chainsaw.


Even if that were true, it doesn't mean other editors are any better. 
The determining factor for the accuracy of all the data is the person 
doing the editing - Garbage in, garbage out.


Dave F.


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[OSM-talk] Hackathon Open for Business 13 oktober in Rotterdam

2012-10-03 Thread Lex Slaghuis
Hoi, wellicht interessant voor open data liefhebbers en / of Rotterdamse 
programmeurs:

Hackathon Open for Business
Er is op 13 oktober weer een Hack de Overheid Hackathon. De Hackathon vindt 
plaats in  'Worm' (Boomgaardsstraat 71) te Rotterdam en de inloop is vanaf 9.30 
uur.

Hackathon
13 oktober is er een hackathon in Rotterdam die wij samen met Rotterdam Open 
Data organiseren.Rotterdam Open Data is een initiatief van de Hogeschool 
Rotterdam en de Gemeente Rotterdam om  innovatie te stimuleren en een meer 
transparante overheid mogelijk te maken. Daarnaast zijn TNO, het ministerie van 
Volksgezondheid, Welzijn en Sport, DCMR Milieudienst Rijnmond, Rotterdam 
Internet Valley en de Verkeersonderneming partners.

Open for Business
Hack de Overheid denkt dat Nederland koploper in open data kan zijn. Maar dan 
moeten we NU gaan ondernemen. Een hoop toepassingen zijn pas rendabel als je ze 
in grote landen in de markt kan zetten. Dus we moeten nu actie ondernemen om 
onze apps straks in het buitenland te kunnen verkopen.
Het centrale thema voor de Hackathon op 13 oktober is  dan ook 'Open for 
Business'. Dit betekent dat er naast het ontwikkelen van open data apps, ook 
nagedacht wordt over de business kant: hoe kan je geld verdienen met je app? We 
hebben daarom diverse succesvolle tech startups uitgenodigd om samen met jullie 
kansrijke datasets te selecteren. 

Als team aanmelden
Een sterk team is de "key to success". Apple, Google, Microsoft etc., de meest 
succesvolle bedrijven begonnen allemaal in teams. Daarom wil Hack de Overheid 
jou uitdagen om je als team aan te melden voor de Hackathon op 13 oktober in 
Rotterdam. Van de eerste 10 teams die zich inschrijven vóór 4 oktober krijgt 
iedereen een 'Open Data koffie-mok' gecustomized door de kunstnaar Arthur van 
Beek . De mok wordt gecustomized op basis van jouw team-naam en 
team-omschrijving, dus wees gewaarschuwd! 
http://www.hackdeoverheid.nl/aanmeldingsformulier-teams-hackathon/

Als individu aanmelden
Je kunt je natuurlijk ook als individu aanmelden. Hiervoor is een apart 
inschrijfformulier. Meld je hier aan 
(https://docs.google.com/spreadsheet/viewform?formkey=dDkwMXkxS2p2NDZJYVAyeEhOMDhVZEE6MA)
 of bezoek HackdeOverheid.nl.

Groeten,

Lex Slaghuis


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Re: [OSM-talk] Who Did It?

2012-10-03 Thread Paul Johnson
On Wednesday, October 3, 2012, Dave F. wrote:
>
>
> This looks like a great resource & I'm using it regularly but I'm not sure
> edits done in Potlatch should automatically be considered "suspicious", and
> classifying an edit 'red' because six nodes & one way were removed when
> 134/3 were added seems a bit harsh.
>

I'm OK with this.  Potlatch isn't exactly precise, and it's difficult, even
if you know what you're doing, to get what you want out of Potlatch.  It's
like performing surgery with a baseball bat and chainsaw.
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Re: [OSM-talk] Who Did It?

2012-10-03 Thread Dave F.

On 02/10/2012 07:02, Ilya Zverev wrote:

Willi wrote:


Is it possible to deselect a userid? When surveying an area I would
prefer
to see just the changes others made. I know mine.


You can write into user filter '!Willi' (without quotes). There is no
such button in the UI at the moment.



This looks like a great resource & I'm using it regularly but I'm not 
sure edits done in Potlatch should automatically be considered 
"suspicious", and classifying an edit 'red' because six nodes & one way 
were removed when 134/3 were added seems a bit harsh.


Cheers
Dave F.

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Re: [OSM-talk] Proposal: New Working Group "Welcome WG"

2012-10-03 Thread Christian Quest
I think the effect of such welcome message depend a lot on the message
content and spirit.

I've myself sent messages to all newcomers in France saying (in
short): welcome, thank you for your first edits, you're not alone,
join the team, if you need help just ask.

Don't be too "big brother", do not focus too much on errors except on
the new contributors that have done several changesets and really
start mapping, but I think this should come in a second time.

-- 
Christian Quest - OpenStreetMap France - http://openstreetmap.fr/u/cquest

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[OSM-talk] Semi-automated edits - postal code database

2012-10-03 Thread Svavar Kjarrval
Hi.

I'm trying to find a good method to maintain data from outside sources.
The data in question is the Icelandic postal code database (which they
say we may use freely). My searches on the OSM wiki have been fruitless
so far.

The idea is to maintain the data in associatedStreet relations. Each
relation has a tag called 'götuskrá:id' which value is a direct
reference to the row ID in the files we retrieve from the postal
company's website. The file formats available are CVS and XML 1.0. The
script would presumably go ever each associatedStreet relation and make
any changes (if appropriate) when a götuskrá:id tag is found. The output
could be an OSM change file loaded into an editor like JOSM to be
uploaded manually. Maybe an automated process later when we're confident
that everything is done correctly, and of course after submitting the
script(s) for review by the local community.

I can make the script myself in Python if neccessary but decided to find
out if somebody has already done all the work before.

With regards,
Svavar Kjarrval



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