Re: [HOT] Why the HOT obsession with low quality buildings in Africa ?

2018-07-04 Thread Jean-Marc Liotier
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

Re: [HOT] Why the HOT obsession with low quality buildings in Africa ?

2018-07-04 Thread Philippe Verdy
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 and does not prevent refining it later ('wheen there's a new

Re: [HOT] Why the HOT obsession with low quality buildings in Africa ?

2018-07-04 Thread Jean-Marc Liotier
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

Re: [HOT] Why the HOT obsession with low quality buildings in Africa ?

2018-07-03 Thread Jean-Marc Liotier
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

Re: [HOT] Why the HOT obsession with low quality buildings in Africa ?

2018-07-03 Thread Jean-Marc Liotier
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

Re: [HOT] Why the HOT obsession with low quality buildings in Africa ?

2018-07-03 Thread mohamet lamine Ndiaye
> >> >> Bryan Sayer >> >> >> ---- Original message >> From: Jean-Marc Liotier >> Date: 07/02/2018 10:58 AM (GMT-05:00) >> To: AMEGAYIBO Kokou ELolo >> Cc: t...@openstreetmap.org, hot@openstreetmap.org >> Subject: Re: [HOT]

Re: [HOT] Why the HOT obsession with low quality buildings in Africa ?

2018-07-03 Thread Rupert Allan
m: Jean-Marc Liotier > Date: 07/02/2018 10:58 AM (GMT-05:00) > To: AMEGAYIBO Kokou ELolo > Cc: t...@openstreetmap.org, hot@openstreetmap.org > Subject: Re: [HOT] Why the HOT obsession with low quality buildings in > Africa ? > > On Mon, July 2, 2018 11:55 am, AMEGAYIBO Kokou

Re: [HOT] Why the HOT obsession with low quality buildings in Africa ?

2018-07-02 Thread Lists
  Original message From: Jean-Marc Liotier Date: 07/02/2018 10:58 AM (GMT-05:00) To: AMEGAYIBO Kokou ELolo Cc: t...@openstreetmap.org, hot@openstreetmap.org Subject: Re: [HOT] Why the HOT obsession with low quality buildings in Africa ? On Mon, July 2, 2018 11:55 am

Re: [HOT] Why the HOT obsession with low quality buildings in Africa ?

2018-07-02 Thread Philippe Verdy
I don't understand why the title speaks about an "obsession" when in fact it just defines the minimum goal expected fo manage emergencies; OSM is incremental can then continue building up on this base, including during emergencies to requalify and add precision where needed by the emergency teams.

Re: [HOT] Why the HOT obsession with low quality buildings in Africa ?

2018-07-02 Thread Jean-Marc Liotier
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

Re: [HOT] Why the HOT obsession with low quality buildings in Africa ?

2018-07-02 Thread Ralph Aytoun
the HOT obsession with low quality buildings in Africa ? 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

Re: [HOT] Why the HOT obsession with low quality buildings in Africa ?

2018-07-02 Thread Vao Matua
When you say "low quality" buildings, do you mean the quality of the polygon data or are you judging someone's home to be of low value? On Mon, Jul 2, 2018 at 1:24 AM, Jean-Marc Liotier wrote: > Active in Senegal and Mali, I have noticed that changesets tagged with > tasking-manager HOT

Re: [HOT] Why the HOT obsession with low quality buildings in Africa ?

2018-07-02 Thread AMEGAYIBO Kokou ELolo
tmap.org > Cc: hot@openstreetmap.org > Subject: [HOT] Why the HOT obsession with low quality buildings in Africa ? > > Active in Senegal and Mali, I have noticed that changesets tagged with > tasking-manager HOT projects produce very large numbers of buildings. > Those

Re: [HOT] Why the HOT obsession with low quality buildings in Africa ?

2018-07-02 Thread Phil Wyatt
...@openstreetmap.org Cc: hot@openstreetmap.org Subject: [HOT] Why the HOT obsession with low quality buildings in Africa ? 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

[HOT] Why the HOT obsession with low quality buildings in Africa ?

2018-07-02 Thread Jean-Marc Liotier
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