[Tagging] Estimated values for height

marc marc marc_marc_irc at hotmail.com
Fri Nov 9 10:05:09 UTC 2018


look at the current values in height, you understand from their
round values that they are massively estimated.

my preference is therefore to use height and make 2 changset
to put a changeset tag related to the source
of the measurement: measured <> estimated

Le 09. 11. 18 à 10:57, Lionel Giard a écrit :
> You can also use height=* for both and add a "souce:height=estimated / 
> measured" tag with that to have a value that is usable by the apps and 
> tools but still keeping the information that it was only estimated ! ;-)
> 
> 
> Lionel
> 
> 
> 
> Le ven. 9 nov. 2018 à 10:19, Dave Swarthout <daveswarthout at gmail.com 
> <mailto:daveswarthout at gmail.com>> a écrit :
> 
>     There is already an est_width tag (Taginfo 77,000). I see no reason
>     why you couldn't use est_height, which has over 1000 instances in
>     Taginfo.
> 
>     Dave
> 
>     On Fri, Nov 9, 2018 at 3:58 PM Cascafico Giovanni
>     <cascafico at gmail.com <mailto:cascafico at gmail.com>> wrote:
> 
>         I'm going to import a small dataset of trees. Some tree heights
>         are defined as "measured", some as "estimated".
> 
>         About estimated values, I've found a wiki definition only for
>         width [1]: shall I
>         derive an est_height tag,
>         go for most popular taginfo solutions,
>         simply assign an estimated value to height tag?
> 
> 
> 
>         [1] https://wiki.openstreetmap.org/wiki/Key:est_width
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> 
>     -- 
>     Dave Swarthout
>     Homer, Alaska
>     Chiang Mai, Thailand
>     Travel Blog at http://dswarthout.blogspot.com
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