Team Canada, (unsure who this should be address to)

We are a local/regional courier and trucking company in southern Ontario with a 
decent sized fleet.  We are using Mapbox for our mapping / nav engine, 
therefore subject to using OSM data.  We have noticed a number of “issues/lack 
of data” for southern Ontario.  This ranges from lack of lane info, to lack of 
buildings, missing streets, missing exit/on-ramps to for Hwy 400 (which we 
added, and had Mapbox expedite the changesets) as it affected navigation for 
our drivers.

We are currently using a few devices to provide street level imagery via 
Mapillary, with a push coming shortly to map 1000km per day of street imagery.  
We are currently mapping about 250km per day in York Region.  Our internal goal 
is to provide /gathered street level imagery for 75% York Region by end of 
January 2020.

We are not in a position to provide map edits etc, as due to staff resources 
and lack of experience, our staff are not suited to become ‘map editors’ as our 
core business is transportation.  We are just trying to assist the editors with 
accurate ground level info.

I would be interested in further understanding how we can become involved on a 
regional level to improve OSM in southern Ontario.


[EricGeiler-1]

From: Nate Wessel <bike...@gmail.com>
Sent: Friday, September 27, 2019 12:03 PM
To: talk-ca@openstreetmap.org
Subject: Re: [Talk-ca] Importing buildings in Canada


John,
You are once again purposely mischaracterizing my position on this and I do not 
appreciate it one bit. Your import did not follow the import guidelines and was 
not approved by the broader community. It was not sent out to the mailing list, 
it was barely documented, it was not posted on the import page on the wiki... I 
could go on. I was not the only person who had a problem with it - I was just 
the first to say something. The buildings imported in Toronto were very low 
quality IMO and the changes were happening very, very quickly and without 
notice.

But we do not need to rehash old fights.

I would like to see buildings (re)imported in Toronto (the rest of Canada is 
not really my business), but I would like to see it done right. I can elaborate 
what I mean by that, but so can the archives of this mailing list. If people 
are interested in engaging in a serious discussion about moving forward with a 
building import for Toronto, I am happy to engage constructively with that.

Respectfully,

Nate Wessel, PhD
Planner, Cartographer, Transport Nerd
NateWessel.com<http://www.natewessel.com>
On 2019-09-27 11:44 a.m., john whelan wrote:
From memory we have imported Ottawa's buildings under the correct license (Stat 
Can so the federal government's open data license) and the quality was deemed 
acceptable by the local mappers.

Then we opened up a second import plan to import buildings and a fair number 
were imported.  This included an task manager set up with tiles to assist the 
mapping.

The data sources were different as each municipality created their own source.

My understanding is some mappers thought the data should be preprocessed and 
two or three were going to come up with a plan to preprocess the data.

About that time an American mapper, Nate, who was living in Toronto took 
exception to 1,000,000 buildings being imported in Western Canada and requested 
the DWG to remove them without waiting for discussion on talk-ca to address his 
concerns.

We do have three sources of correctly licensed data, the Stat Can data sets, 
the Microsoft data sets, and the NR Canada LiDAR data.

I do know that a number of departments and agencies would like to use buildings 
and although they can use the open data sources using OSM would be more 
convenient.

I'm not sure what if anything is happening at the moment.

Are we expecting local groups to draw up their own import plan as Ottawa did 
since we seem to be unable to get a consensus across Canada?

My gut feeling is with three sources of data we'll see new mappers importing in 
buildings without going through an import process.  Are we content to let that 
happen?

Have whoever it was who was going to come up with a preprocessing plan done so? 
 Has it been accepted by the rest of us?

I note that Pierre has noted there is now a validation process in JOSM for 
correcting buildings that are not quite 90 degrees on the corners.  Would an 
acceptable approach be to import then return to check the angles on the corners 
and correct them?

Does Nate still have unaddressed concerns about buildings being imported in 
Western Canada?

Can we get a consensus about what to do next?

Thanks John





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