Re: [OSM-talk] zoom yahoo data in potlatch?

2008-05-03 Thread bvh
On Fri, May 02, 2008 at 10:40:42PM -0400, Christopher Schmidt wrote:
> > > in options, choose 'Aerial - OpenAerialMap' as background and you'll be 
> > > fine
> > 
> > hmm, i'm slightly baffled by that. the oam coverage for nz is
> > appalling at best and as an aside, i'd be very surprised if it was
> > better resolution than the yahoo imagery anywhere on the planet
> 
> In the majority of the world, OAM and Yahoo! imagery are the same --
> both based on Landsat. The difference, in those areas, is that OAM will
> display tiles far above "1:1" ratio, as opposed to just giving a 'no
> data' message.
> 
> Additionally, I highly doubt you will see anything higher resolution
> than
> http://openaerialmap.org/map/?lat=37.79202&lon=-122.32715&zoom=21&layers=BF
> in Yahoo! anywhere on the planet.

I am not local, but the openstreetmap.org data at the north side of the
canal does not seem to match what is on the imagery? More specifically
the raster of streets seems out of place.

cu bart

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Re: [OSM-talk] zoom yahoo data in potlatch?

2008-05-03 Thread Richard Fairhurst
Christopher Schmidt wrote:

> Richard is likely limited by the Yahoo! Flash API: I expect that  
> there's
> a fair chance that Yahoo! hasn't updated their Flash API to provide  
> the
> new zoom levels that the main API added 2-3 weeks ago (Yahoo added  
> more
> zoom levels worldwide at that time).
>
> (Of course, Richard will tell me if I'm wrong, I'm sure :))

It sounds likely, though I'll look into it. David - could you give a  
lat/long for the area?

Potlatch's approach is to faithfully use the Yahoo API, to stay on  
the right side of the legal agreement. The only "tweaking" it does is  
that it tries to automatically hide the Yahoo layer if all the tiles  
are blank, because presenting a first-time mapper with a load of  
tiles saying "Sorry, there is no data for this area" is pretty  
confusing. That does therefore, I'm afraid, preclude zooming in  
beyond what Yahoo offers, but the screen magnifier suggestion is a  
good one.

cheers
Richard

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Re: [OSM-talk] zoom yahoo data in potlatch?

2008-05-03 Thread Shaun McDonald

On 3 May 2008, at 03:40, Christopher Schmidt wrote:

> On Sat, May 03, 2008 at 12:51:43PM +1200, Robin Paulson wrote:
>>
> In the majority of the world, OAM and Yahoo! imagery are the same --
> both based on Landsat. The difference, in those areas, is that OAM  
> will
> display tiles far above "1:1" ratio, as opposed to just giving a 'no
> data' message.
>

Sure does.

> Additionally, I highly doubt you will see anything higher resolution
> than
> http://openaerialmap.org/map/?lat=37.79202&lon=-122.32715&zoom=21&layers=BF
> in Yahoo! anywhere on the planet.
>

Um looks rather blocky where I am. I'm yet to see OAM that is of  
decent quality where I am.
http://openaerialmap.org/map/?lat=51.40772&lon=-0.06197&zoom=17&layers=BF

Shaun


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Re: [OSM-talk] Users whose contributions are in the public domain

2008-05-03 Thread Vincent MEURISSE
I don't understand why some users want their work in PD.
The goal of osm is to have a map of the world freely available for
anyone. But with PD someone (eg google) can take all the work of osm,
correct and complete it, and copyright it in a way that osm cannot
reuse the modification. So the copyrighted map will be better than the
free one.
The license cc by-sa is a good protection against that as it will
always allow osm to use derivate work of the original map.

On Sat, May 3, 2008 at 4:36 AM, Bruce Cowan <[EMAIL PROTECTED]> wrote:
> On Fri, 2008-05-02 at 17:01 +0100, Andy Allan wrote:
>  > And where all the data entered by the PD guys was done without looking
>  > at the non-PD stuff as a reference? Like a "PD" pub which was
>  > positioned at the corner of two CC-BY-SA streets, whose coordinates,
>  > therefore is (arguably) non-PD? Or "PD" rivers that went down the
>  > middle of a CC-BY-SA cycle-map-contours-background-in-potlatch valley?
>
>  The sooner we're united behind one licence the better. Otherwise things
>  will just be like the Tories not wanting to say what they'd do better.
>
>  Politics thrown in for a laugh.
>  --
>  Bruce Cowan <[EMAIL PROTECTED]>
>
>
>
>
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Re: [OSM-talk] Hi-vis vest with OpenStreetMap Logo & "Surveyor" Text

2008-05-03 Thread SteveC
just give me a bank account and the amount to transfer and I'm in

On 2 May 2008, at 17:59, Graham Smith wrote:

> Andy Robinson (blackadder) wrote:
>>
>> Graham Smith
>>
>>> Sent: 02 May 2008 4:50 PM
>>> To: talk@openstreetmap.org
>>> Subject: [OSM-talk] Hi-vis vest with OpenStreetMap Logo &  
>>> "Surveyor" Text
>>>
>>> Hi folks,
>>>
>>> I'm in the process of getting a custom high-visibility safety vest
>>> printed for myself, for OSM surveying work, as I do most of my  
>>> surveying
>>> on-foot and sometimes find myself near busy roads, etc.
>>>
>> I had the same request out to the mailing list a couple of months  
>> ago and
>> got quite a big response from various around the world. I just  
>> haven't had
>> time to co-ordinate getting a batch printed up. Would be keen to  
>> share the
>> workload if you are interested in doing something on this. The  
>> original
>> thread is at:
>>
>> http://lists.openstreetmap.org/pipermail/talk/2008-February/023770.html
>>
>> Cheers
>>
>> Andy
>>
> Sorry Andy, I didn't realise you had already kicked something off in  
> this respect!
>
> I'll see what the response is like for the design I've put forward.   
> I might not have any choice but to share the workload depending on  
> how things go! :) :)  I take it you're based in the UK too?
>
> Cheers,
> Graham
>
>
>
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Best

Steve


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Re: [OSM-talk] [OSM-dev] The future of Potlatch

2008-05-03 Thread Christopher Schmidt
On Sat, May 03, 2008 at 06:56:40AM +0100, Lester Caine wrote:
> SteveC wrote:
> > On 2 May 2008, at 12:38, Christopher Schmidt wrote:
> >> Some things don't require referential integreity: selecting ways/nodes
> >> within a bounding box can't hurt the referential integrity of the
> >> database (so long as the code is well-maintained), so the harm in
> >> converting those methods (which are probably the single most  
> >> performance
> >> important aspect of Potlatch?) to SQL is relatively low, so far as I  
> >> can
> >> tell...
> > 
> > One of the other reasons for moving to rails was the holy grail of  
> > using postgres, and rails is theoretically db independent. Of course  
> > it didn't work out that way.
> 
> Main problem here is the lack of good 'GIS' in other databases. It looks like 
> I may be forced to move the gis data to a postgres database despite the fact 
> that I have had all other systems running Firebird/Interbase for 15 years :(

But the backend of OSM matters little, in that case. You could say, in
the same way, that OSM should be topographical (instead of topological)
because databases don't support topology well. But that doesn't make
sense: OSM is an API designed to allow people to collect the data: Not a
GIS system designed to allow people to interact with the data with GIS
tools. That aspect of it can easily come on top of OSM.

> > On the specific point, I'm all for more speedy SQL on things like that  
> > so long as there is a rails logic way too - in much the same way as  
> > there apparently is with the tileid stuff. Then if things change  
> > significantly (like, say with changesets, rollback, spatial data  
> > types) we don't have limited options.
> 
> Rails may be nice for some, but for those of us how are coding other 
> applications daily without any reference to rails it is a turn off. 

This is true in *any* language. There's nothing that everybody knows how
to code for: Rails is popular, so this is much less true than in the
days before the server was written in Ruby.

> I do not have the time to bother even looking which is a reason that I
> have not been able to contribute on that side.  I work with raw data
> via SQL and will continue that way with 25 years of C++ applications
> and now increasingly PHP.  So any extensions I come up with ( such as
> NLPG data interface ) will be in PHP :)

Which is fine: it just means that you don't hack on OSM.org. This is
true of the majority of OSM contributors and developers.  

Regards,
-- 
Christopher Schmidt
MetaCarta

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Re: [OSM-talk] zoom yahoo data in potlatch?

2008-05-03 Thread Christopher Schmidt
On Sat, May 03, 2008 at 09:30:39AM +0200, bvh wrote:
> On Fri, May 02, 2008 at 10:40:42PM -0400, Christopher Schmidt wrote:
> > > > in options, choose 'Aerial - OpenAerialMap' as background and you'll be 
> > > > fine
> > > 
> > > hmm, i'm slightly baffled by that. the oam coverage for nz is
> > > appalling at best and as an aside, i'd be very surprised if it was
> > > better resolution than the yahoo imagery anywhere on the planet
> > 
> > In the majority of the world, OAM and Yahoo! imagery are the same --
> > both based on Landsat. The difference, in those areas, is that OAM will
> > display tiles far above "1:1" ratio, as opposed to just giving a 'no
> > data' message.
> > 
> > Additionally, I highly doubt you will see anything higher resolution
> > than
> > http://openaerialmap.org/map/?lat=37.79202&lon=-122.32715&zoom=21&layers=BF
> > in Yahoo! anywhere on the planet.
> 
> I am not local, but the openstreetmap.org data at the north side of the
> canal does not seem to match what is on the imagery? More specifically
> the raster of streets seems out of place.

The OSM data in OAM is 6 months out of date, if that's what you're
referring to... It's probably already fixed in OSM.  

Regards,
-- 
Christopher Schmidt
MetaCarta

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Re: [OSM-talk] Hi-vis vest with OpenStreetMap Logo & "Surveyor" Text

2008-05-03 Thread Graham Smith
Cheers Steve, I'll add you to the list.  Could you e-mail me off-list 
with the size/quantity you are after (and I'm assuming you're UK based too).

Thanks to all those who have already responded directly to me too.

Kind regards,
Graham

SteveC wrote:
> just give me a bank account and the amount to transfer and I'm in
>
> On 2 May 2008, at 17:59, Graham Smith wrote:
>
>> Andy Robinson (blackadder) wrote:
>>>
>>> Graham Smith
>>>
 Sent: 02 May 2008 4:50 PM
 To: talk@openstreetmap.org
 Subject: [OSM-talk] Hi-vis vest with OpenStreetMap Logo & 
 "Surveyor" Text

 Hi folks,

 I'm in the process of getting a custom high-visibility safety vest
 printed for myself, for OSM surveying work, as I do most of my 
 surveying
 on-foot and sometimes find myself near busy roads, etc.

>>> I had the same request out to the mailing list a couple of months 
>>> ago and
>>> got quite a big response from various around the world. I just 
>>> haven't had
>>> time to co-ordinate getting a batch printed up. Would be keen to 
>>> share the
>>> workload if you are interested in doing something on this. The original
>>> thread is at:
>>>
>>> http://lists.openstreetmap.org/pipermail/talk/2008-February/023770.html
>>>
>>> Cheers
>>>
>>> Andy
>>>
>> Sorry Andy, I didn't realise you had already kicked something off in 
>> this respect!
>>
>> I'll see what the response is like for the design I've put forward.  
>> I might not have any choice but to share the workload depending on 
>> how things go! :) :)  I take it you're based in the UK too?
>>
>> Cheers,
>> Graham
>>
>>
>>
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>
> Best
>
> Steve
>

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Re: [OSM-talk] Hi-vis vest with OpenStreetMap Logo & "Surveyor" Text

2008-05-03 Thread Graham Smith
Just as a bit more info, I meant to add that these vests are fully 
certified to EN471, class 2 standards and have double 5cm HiVis 
reflective banding.  Also, the sizes I have quoted below are chest sizes 
in inches.

I have also corrected a typographic error in the original mockup 
pictures, whereby I had the address of the OSM website as a .com rather 
than a .org domain (thanks to Andy for picking up on this).  The mockups 
and the graphic have been corrected accordingly.

Cheers,
Graham

Graham Smith wrote:
> Hi folks,
>
> I'm in the process of getting a custom high-visibility safety vest 
> printed for myself, for OSM surveying work, as I do most of my surveying 
> on-foot and sometimes find myself near busy roads, etc.  It's also a 
> great way to raise the profile of OSM, whilst offering a real health and 
> safety advantage for both pedestrian and bike surveyors.  These 
> high-visibility orange vests can be warn over the top of your normal 
> clothing, so are suitable for all types of weather conditions.  If 
> you're wondering what these vests are, see the following link (you've no 
> doubt seen highway maintenance crews, or airport ground crews wearing 
> these):
>
> http://www.worksafedepot.co.uk/img/prod_img/hivis/vest.jpg
>
> I'm wondering if anybody else might be interested in purchasing one of 
> these with a custom OSM print on the back? I'm trying to gauge the level 
> of interest before I think about submitting a bulk order for printing.  
> The following are URLs to jpegs of a mock-up of the design I've come up 
> with (showing the back of the vest), based on the OSM logo:
>
> http://www.sonicresolutions.com/osm_vest/mockup.jpg
> http://www.sonicresolutions.com/osm_vest/mockup2.jpg
>
> Depending on numbers, the vests are likely to sell for around £9.00 each 
> + P&P (P&P will probably be a few pounds for the UK, maybe more to 
> Europe/rest of world).  I will donate any profit made after covering my 
> expenses, back to OSM.  The price is likely to come down if I can get 
> sufficient numbers of interested purchasers to reach price-break points 
> for printing.
>
> If you are interested in purchasing one of these printed hi-vis vests, 
> could you please e-mail me at "osm at sonicresolutions.com" and include 
> "Vest" in the subject line.  In your e-mail, please state the size and 
> quantity of vests you would be interested in purchasing, and your 
> country if you're outside the UK (so I can get together accurate postage 
> costs). Available sizes are:
>
> Small 33-38
> Medium 38-41
> Large 41-44
> X Large 44-47
> XX Large 47-50
> XXX Large 50-54
>  Large 54-56
>
> At this stage I'm just trying to gauge interest and your e-mail to me 
> will of course *not* commit you to purchase.  Once I've got a list of 
> interested parties, if the numbers are sufficient, I'll e-mail everyone 
> individually with the final costings and payment will probably be via 
> PayPal.  I won't call for payment until I've actually got the vests in 
> front of me, ready to dispatch.
>
> Any questions, please feel free to drop me an e-mail.
>
> Kind regards,
> Graham Smith
>
>   

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Re: [OSM-talk] Users whose contributions are in the public domain

2008-05-03 Thread Sebastian Spaeth
Vincent MEURISSE wrote:
> I don't understand why some users want their work in PD.
> The goal of osm is to have a map of the world freely available for
> anyone. But with PD someone (eg google) can take all the work of osm,
> correct and complete it, and copyright it in a way that osm cannot
> reuse the modification. So the copyrighted map will be better than the
> free one.

I know this debate. It is carried out by BSD'lers versus GPL'ers 
constantly and depending on what your respective definition of freedom 
is, each side can be right. There is just no universal answer what 
constitutes "free use".
As a PD'ler I can tell you that I just want to avoid that we have to 
display a 1000 names of contributors in a corner of our map, that I 
would like to be able to overlay data on an OSM map without having to 
worry whether I am allowed to do that, etc.

> The license cc by-sa is a good protection against that as it will
> always allow osm to use derivate work of the original map.

If you have ever looked at our legal list, you will have noticed that it 
is basically impossible to follow that license, that we don't even get 
it right ourselves. Nobody can tell you what will constitute a 
derivative work and what not. If you ask for permissive uses and the 
only answer  you will get from the organization that produces the data 
"ask a lawyer, we can't/won't tell you", then that license is clearly 
not right.

spaetz

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[OSM-talk] [tagging] RFC on watermills

2008-05-03 Thread Christoph Wagner
-BEGIN PGP SIGNED MESSAGE-
Hash: SHA1

Hi there
I created a proposed feature called watermill. It is in category
man_made like windmills are too.
http://wiki.openstreetmap.org/index.php/Proposed_features/Watermill

I think there is not much misunderstandable and if there are windmills,
then there should be watermills, too.
I need it to tag some watermills in Saxony (Germany) and I couldn't find
something else that match.

Greetings from Dresden and sorry for some bad english...
Christoph
-BEGIN PGP SIGNATURE-
Version: GnuPG v1.4.6 (GNU/Linux)

iD8DBQFIHGe3Rg5oWO2lGuMRAlb1AJsETg1u3XjHThJa4Plma2tcdolT4gCfWWMJ
WZbEniKln2iJy1fik/0ieL4=
=TxPl
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Re: [OSM-talk] WTF ! (about gps traces)

2008-05-03 Thread Sven Grüner
Karl Newman schrieb:
> Or maybe the tracks need a moderation/voting system. If the tracks are voted
> down below a certain threshold, they won't be downloaded? Would need some
> careful thought to prevent malicious voting down of good tracks, though.
> Even if the editors had a way to hide certain tracks, that would be helpful.
> I've seen a few low-quality tracks in my area that I would like to make go
> away.

The user could (optionally) specify this threshold when requesting data. 
This way one could avoid bad tracks when enough good ones available and 
fall back on the bad ones when there's no alternative.

Alternatively a request would still return all Tracks but each track is 
returned along with it's quality level so that the editors can blank out 
  certain levels on demand.

I believe that somewhere in the distant future when data maintenance 
becomes more important than data creation the track handling will 
improve dramatically.

regards, Sven

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Re: [OSM-talk] Users whose contributions are in the public domain

2008-05-03 Thread Frederik Ramm
Hi,

> And where all the data entered by the PD guys was done without looking
> at the non-PD stuff as a reference? 

Exactly, it's all in the meta data ,-) "caveat=user had proprietary map 
in top drawer of desk while mapping that"

Bye
Frederik

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Re: [OSM-talk] zoom yahoo data in potlatch?

2008-05-03 Thread bvh
On Sat, May 03, 2008 at 08:03:16AM -0400, Christopher Schmidt wrote:
> > I am not local, but the openstreetmap.org data at the north side of the
> > canal does not seem to match what is on the imagery? More specifically
> > the raster of streets seems out of place.
> The OSM data in OAM is 6 months out of date, if that's what you're
> referring to... It's probably already fixed in OSM.  

I checked in merkaartor so that I could easily compare yahoo
and OAM imagery for that area and it was there that I noticed the
strange looking roads. So it was certainly not fixed this morning.

cu bart

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Re: [OSM-talk] WTF ! (about gps traces)

2008-05-03 Thread Shaun McDonald

On 3 May 2008, at 16:58, Sven Grüner wrote:

> Karl Newman schrieb:
>> Or maybe the tracks need a moderation/voting system. If the tracks  
>> are voted
>> down below a certain threshold, they won't be downloaded? Would  
>> need some
>> careful thought to prevent malicious voting down of good tracks,  
>> though.
>> Even if the editors had a way to hide certain tracks, that would be  
>> helpful.
>> I've seen a few low-quality tracks in my area that I would like to  
>> make go
>> away.
>
> The user could (optionally) specify this threshold when requesting  
> data.
> This way one could avoid bad tracks when enough good ones available  
> and
> fall back on the bad ones when there's no alternative.
>
> Alternatively a request would still return all Tracks but each track  
> is
> returned along with it's quality level so that the editors can blank  
> out
>  certain levels on demand.
>
> I believe that somewhere in the distant future when data maintenance
> becomes more important than data creation the track handling will
> improve dramatically.
>

  Talking of optional downloads, I'd like an option to not download  
any trace made before date x, within bounding box y due to the fact  
that there is a change in the road layout in the area.

Shaun


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[OSM-talk] The State of Your Map

2008-05-03 Thread Nick Black
Hello,

One of the coolest things about SOTM07 was hearing from OSMers in
different countries all around the world.  Over the last 12 months
we've expanded even futher into the un-openly-mapped regions of the
planet.  So far we have people from Germany & Spain talking about the
mapping efforts in those countries, but there are many, many more
countries with growing OSM communities.

So if your country isn't represented yet, why not sign up to give a
talk at this years SOTM?  Tell us about how you've been building an
OSM community, where you've been getting data from, the local problems
you've faced or your plans for the future.

National flags / clothing / food / drink are welcome to support your
talk (http://www.flickr.com/photos/chrisfleming/822324177/)

Sign up here: http://www.stateofthemap.org/registration/

If you can't make it to Ireland but would like to help out, you can
send a message to your local list asking for volunteers to give a
talk.


-- 
Nick Black

http://www.blacksworld.net

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Re: [OSM-talk] WTF ! (about gps traces)

2008-05-03 Thread Jeffrey Martin
When I download in JOSM I would like each track to be a separate layer. I
find it
helpful when working with my own tracks to make them different colors or
turn
individual tracks on and off.

On Sun, May 4, 2008 at 1:08 AM, Shaun McDonald <[EMAIL PROTECTED]>
wrote:

>
> On 3 May 2008, at 16:58, Sven Grüner wrote:
>
> > Karl Newman schrieb:
> >> Or maybe the tracks need a moderation/voting system. If the tracks
> >> are voted
> >> down below a certain threshold, they won't be downloaded? Would
> >> need some
> >> careful thought to prevent malicious voting down of good tracks,
> >> though.
> >> Even if the editors had a way to hide certain tracks, that would be
> >> helpful.
> >> I've seen a few low-quality tracks in my area that I would like to
> >> make go
> >> away.
> >
> > The user could (optionally) specify this threshold when requesting
> > data.
> > This way one could avoid bad tracks when enough good ones available
> > and
> > fall back on the bad ones when there's no alternative.
> >
> > Alternatively a request would still return all Tracks but each track
> > is
> > returned along with it's quality level so that the editors can blank
> > out
> >  certain levels on demand.
> >
> > I believe that somewhere in the distant future when data maintenance
> > becomes more important than data creation the track handling will
> > improve dramatically.
> >
>
>   Talking of optional downloads, I'd like an option to not download
> any trace made before date x, within bounding box y due to the fact
> that there is a change in the road layout in the area.
>
> Shaun
>
>
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-- 
http://bowlad.com
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Re: [OSM-talk] WTF ! (about gps traces)

2008-05-03 Thread Jeffrey Martin
I have few track where on part is good and another part is bad. I should
probably
edit those tracks and cut out the bad part, but I haven't found an easy way
to do that.

On Sun, May 4, 2008 at 12:58 AM, Sven Grüner <[EMAIL PROTECTED]> wrote:

> Karl Newman schrieb:
> > Or maybe the tracks need a moderation/voting system. If the tracks are
> voted
> > down below a certain threshold, they won't be downloaded? Would need
> some
> > careful thought to prevent malicious voting down of good tracks, though.
> > Even if the editors had a way to hide certain tracks, that would be
> helpful.
> > I've seen a few low-quality tracks in my area that I would like to make
> go
> > away.
>
> The user could (optionally) specify this threshold when requesting data.
> This way one could avoid bad tracks when enough good ones available and
> fall back on the bad ones when there's no alternative.
>
> Alternatively a request would still return all Tracks but each track is
> returned along with it's quality level so that the editors can blank out
>  certain levels on demand.
>
> I believe that somewhere in the distant future when data maintenance
> becomes more important than data creation the track handling will
> improve dramatically.
>
> regards, Sven
>
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>



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Re: [OSM-talk] Users whose contributions are in the public domain

2008-05-03 Thread Ted Mielczarek
On Sat, May 3, 2008 at 6:36 AM, Vincent MEURISSE
<[EMAIL PROTECTED]> wrote:
> I don't understand why some users want their work in PD.
>  The goal of osm is to have a map of the world freely available for
>  anyone. But with PD someone (eg google) can take all the work of osm,
>  correct and complete it, and copyright it in a way that osm cannot
>  reuse the modification. So the copyrighted map will be better than the
>  free one.

And while they're taking the data, correcting and completing it, we'll
be continuing to update and improve our copy, so what have they
gained? Imagine if Wikipedia was public domain, and you made the same
argument there. Certainly one could take a complete copy of Wikipedia,
try to correct all errors, and publish it as your own work, but I
doubt you could ever truly create something better than the mass of
Wikipedia users.

For me, it seems ironic that a project spawned from licensing issues
over map data has found itself in a situation where licensing issues
are still a problem, and hopefully the license update will resolve
these and make using OSM data easier. Why else are we contributing
this data if not for people to *use* it?

-Ted

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[OSM-talk] failed to build mapnik with postgres support

2008-05-03 Thread Hanno Böck
Hi,

I'm trying to compile mapnik on gentoo with postgis support.
scons always says:
Checking for C library proj... yes
Checking for C library iconv... no
Checking for C library pq... no

So it seems it doesn't find the pq library.

-- 
Hanno Böck  Blog:   http://www.hboeck.de/
GPG: 3DBD3B20   Jabber/Mail:[EMAIL PROTECTED]


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Re: [OSM-talk] failed to build mapnik with postgres support

2008-05-03 Thread Shaun McDonald

On 3 May 2008, at 23:30, Hanno Böck wrote:

> Hi,
>
> I'm trying to compile mapnik on gentoo with postgis support.
> scons always says:
> Checking for C library proj... yes
> Checking for C library iconv... no

nor can it find the iconv library.

In general, for dependancies, you use your software install system to  
install the dev package of the dependancy.

Shaun

>
> Checking for C library pq... no
>
> So it seems it doesn't find the pq library.
>
> -- 
> Hanno BöckBlog:   http://www.hboeck.de/
> GPG: 3DBD3B20 Jabber/Mail:[EMAIL PROTECTED]
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Re: [OSM-talk] failed to build mapnik with postgres support

2008-05-03 Thread Hanno Böck
Am Sonntag 04 Mai 2008 schrieb Shaun McDonald:
> On 3 May 2008, at 23:30, Hanno Böck wrote:
> > Hi,
> >
> > I'm trying to compile mapnik on gentoo with postgis support.
> > scons always says:
> > Checking for C library proj... yes
> > Checking for C library iconv... no
>
> nor can it find the iconv library.
>
> In general, for dependancies, you use your software install system to
> install the dev package of the dependancy.

As Gentoo is a source distribution, it doesn't have separate dev packages. 
Both postgres/postgis and iconv (which is part of glibc) are installed via 
the system package management.

-- 
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Re: [OSM-talk] failed to build mapnik with postgres support

2008-05-03 Thread Cartinus
On Sunday 04 May 2008 00:30:22 Hanno Böck wrote:
> Hi,
>
> I'm trying to compile mapnik on gentoo with postgis support.
> scons always says:
> Checking for C library proj... yes
> Checking for C library iconv... no
> Checking for C library pq... no
>
> So it seems it doesn't find the pq library.

You are not telling us how you run scons. So the first obvious question is:

Are you just doing?
$ python scons/scons.py
# python scons/scons.py install


Or are you telling it where to look for the libraries?
$ python scons/scons.py PGSQL_INCLUDES=/usr/include/postgresql ...
# python scons/scons.py install PGSQL_INCLUDES=/usr/include/postgresql ...


-- 
m.v.g.,
Cartinus

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Re: [OSM-talk] zoom yahoo data in potlatch?

2008-05-03 Thread Karl Newman
On Sat, May 3, 2008 at 7:38 AM, bvh <[EMAIL PROTECTED]> wrote:

> On Sat, May 03, 2008 at 08:03:16AM -0400, Christopher Schmidt wrote:
> > > I am not local, but the openstreetmap.org data at the north side of
> the
> > > canal does not seem to match what is on the imagery? More specifically
> > > the raster of streets seems out of place.
> > The OSM data in OAM is 6 months out of date, if that's what you're
> > referring to... It's probably already fixed in OSM.
>
> I checked in merkaartor so that I could easily compare yahoo
> and OAM imagery for that area and it was there that I noticed the
> strange looking roads. So it was certainly not fixed this morning.
>
> cu bart
>

Then probably those are original roads from the TIGER import, which has
known accuracy issues. Someone will need to fix those up. And now that it's
been brought to the attention of the list, I'd bet that gets done shortly.

Karl
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Re: [OSM-talk] WTF ! (about gps traces)

2008-05-03 Thread Karl Newman
On Sat, May 3, 2008 at 12:59 PM, Jeffrey Martin <[EMAIL PROTECTED]> wrote:

> I have few track where on part is good and another part is bad. I should
> probably
> edit those tracks and cut out the bad part, but I haven't found an easy
> way to do that.


You might check out Viking (http://sourceforge.net/projects/viking/). I just
discovered it, and it seems to be quite full featured. It's a GPS data
management utility, written in GTK. It has support for a bunch of different
background map tiles, including OSM from Mapnik, Osmarender and Maplint. I
can get it to run on Windows and display a GPX track, but attempting to
download any map tiles (from any source) causes it to crash. I presume it
works better under Linux, but I haven't tried it yet.

Karl
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Re: [OSM-talk] WTF ! (about gps traces)

2008-05-03 Thread Frank Mohr
Jeffrey Martin wrote:
> I have few track where on part is good and another part is bad. I should
> probably
> edit those tracks and cut out the bad part, but I haven't found an easy way
> to do that.

i'm using gpsman (http://www.ncc.up.pt/gpsman/) to split my tracks

frank



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