On 4/24/20 12:26 PM, Russell Deffner wrote:
Especially crucial are our Validators! With so many projects in so
many locations, it will be a monumental task to keep up on validation.
If you have the role, please leave the mapping to the newer
contributors and help us keep our quality up and
On 2019-06-30 19:12, john whelan wrote:
> The first major concern is "Working for a mapping project with Apple."
the concern here is paid mappers and the quality of their work.
To be fair to the Apple-paid guys, one of them did a beautiful job with
waterways. I haven't looked at other
On 2019-06-07 04:52, Matthew Gibb wrote:
> - Validate! Simply find a project and dive in!
While http://www.missingmaps.org/validate/ and
http://www.missingmaps.org/assets/downloads/MissingMaps_validation_josm_en.pdf
offer practical instructions on how to begin about the validation
business, I
On 4/7/19 6:59 PM, Kevin McPherson via HOT wrote:
road network classification in OSM is never quite the same as that
used by the Roads Agency, and there are discrepancies between the
"official" data of the roads agency, and the OSM definition. This
causes confusion to anyone who wants accurate
Not much interest from talk-afr...@openstreetmap.org - maybe
hot@openstreetmap.org's larger audience will weight in ?
Original Message
Subject: [Talk-africa] leisure=common replacement for urban public areas
in Africa
Date:Tue, March
On 12/12/18 2:16 AM, Ralph Aytoun wrote:
I am also concerned about the quality of the mapping that is tying up
projects because it takes up so much validation time. [..]
This perception is (don't take it personally - I answer your message but
I'm not singling you out) a symptom of a
On Mon, October 8, 2018 1:02 am, Harry Wood wrote:
>
>> Jean-Marc Liotier wrote:
>> If one needs number to report back to donors, then integrate this
>> sort of thing with the task manager - and explain to donors how
>> erroneous data is sharply negative value
>
On Mon, October 1, 2018 9:56 am, Nate Smith wrote:
>
> If you have some ideas on additional quality metrics we could add, that
> would be great as this tool is just getting started. I would definitely
> like to include more ways we can think about what quality data means
> during field mapping.
On Mon, October 1, 2018 7:57 am, Frederik Ramm wrote:
>
> On 01.10.2018 03:28, Nate Smith wrote:
>> Last week we released a new version
>> of a data quality monitoring tool
>
> I would like to recommend that you don't use the term "quality
> monitoring tool" for this since you're measuring
On Sun, August 26, 2018 6:24 pm, john whelan wrote:
>
> In Mali there appears to be an import of schools based on UNICEF data.
> amenity=school source=UNICEF
By the way, this import is quite bad. It does have a lot of attributes,
but the basics are disappointing: position can be a couple
On 2018-07-08 21:22, john whelan wrote:
> I suspect its more general than just Chad since its more than one
mapper. At 2,657 in Chad I'd say that's liveable with unless some kind
soul could zap them.
As I said, https://www.openstreetmap.org/changeset/60516490 took care of
that.
> I very much
On 2018-07-08 22:22, Pierre Béland wrote:
> A more generic solution where it shows child nodes of a building [..]
> way({{bbox}})["building"]->.b;
> node(w.b)[!"source"](if:count_tags()>0);
Nice, I was indeed wondering if Overpass had a concept of child nodes like
JOSM. Very useful, thanks !
On Sun, July 8, 2018 4:09 pm, john whelan wrote:
> I'm seeing a fair number of these especially in CHAD. Could someone do an
> overpass or whatever to see how big a problem it is?
I loaded the following query into JOSM:
[out:xml];
{{geocodeArea:chad}}->.searchArea;
(
On Wed, July 4, 2018 3:00 pm, Philippe Verdy wrote:
> You should also not focus too much on the exact level of accuracy of
> shapes. What is important is to have relative size, correct placement, but
> minor architectural details which do not remove the possibility of
> attaching additional data
On Wed, July 4, 2018 1:47 pm, Oleksiy Muzalyev wrote:
> Sometimes I myself cannot recognize on a satellite image what kind of
> building it is, - a warehouse, a cowshed, a factory, etc., or how many
> levels it has got. I have to look at its shadow, surroundings, roof
> surface, to make a guess.
On Tue, July 3, 2018 7:20 pm, john whelan wrote:
> I think my concern is more about the 'then a miracle occurs' in the
> project plan to clean up the buildings.
Yes because, among other reasons:
- For most people, verifying is not as gratifying as creating
- Correcting entirely incorrect
On Tue, July 3, 2018 3:56 pm, mohamet lamine Ndiaye wrote:
> I am Mohamet Lamine Ndiaye [..]
Nangadef, I'm happy to hear from you - it has been a long time !
> [..] I think this is the umpteenth time we talk about it
Yes, this is a pet issue of mine - I hope that one day I'll understand why
you
On Tue, July 3, 2018 10:46 am, Rupert Allan wrote:
>
> [..] 'some data being better than no data' [..]
Yes but, in that case, landuse combined with density and/or building type
attributes do the job more cheaply and with none of the low quality
stigma. But, of course, there may be other reasons
(posted on talk@osm but I forgot to cc: hot@osm)
On Mon, July 2, 2018 1:26 pm, Robert Banick wrote:
> Many humanitarian groups use buildings as a rough proxy for population
Yes, I have had that explanation from multiple sources involved in
humanitarian uses of Openstreetmap: from that they can
On Mon, July 2, 2018 11:55 am, AMEGAYIBO Kokou ELolo wrote:
>
> The majority of these tasks were created in training workshops on
> OpenStreetMap in Bamako, quality control work is done afterwards by the
> local community normally. I share your points of view, but for training
> workshops it is
Active in Senegal and Mali, I have noticed that changesets tagged with
tasking-manager HOT projects produce very large numbers of buildings.
Those buildings appear to be of very low quality. I wonder: who uses
this data ?
If it is only necessary to assess that people live there, then a
On Sat, 25 Mar 2017 13:25:35 -0400
john whelan wrote:
>
> It's something I've noticed in Africa so its probably not putting new
> mappers through a month's training first but many villages have been
> mapped but tagged as a single building with building=yes.
>
> They
On 26/03/2014 12:23, Pierre Béland wrote:
Following the Ebola outbreak, MSF Switzearland needs rapidly maps of
three towns. Thy are requesting since this area is actually unmapped.
New imagery have been obtained.
Could you please point to that imagery ?
On 19/11/2012 20:50, Kevin Peat wrote:
On Nov 19, 2012 7:32 PM, Tim Waters chippy2...@gmail.com
mailto:chippy2...@gmail.com wrote:
The supplied cable is a small one, about 1ft long, if that helps.
Same here, I have a 20 and it only mounts with the supplied cable
which is about 15cm.
On
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