[Tagging] Estimated values for height

Sergio Manzi smz at smz.it
Tue Nov 13 15:17:47 UTC 2018


Grunt: *g*uesstimate, not *q*uesstimate

On 2018-11-13 16:16, Sergio Manzi wrote:
>
> Sorry, typo: *g*uestimate, not *q*uestimate!!
>
> On 2018-11-13 16:07, Sergio Manzi wrote:
>>
>> Yeah, agreed. And I think in our context "/estimate/" should be more taken as "/quesstimate/", i.e. "/a first rough approximation pending a more accurate estimate, or it may be an educated guess at something for which no better information will become available/" [1].
>>
>> Now... how do we tag this... "/thing/"?  :-)
>>
>> My personal idea is that it should be:
>>
>> *either*
>>
>>     /measure/:accuracy=estimate (e.g.: height=10 + "height:accuracy=estimate")
>>
>> *or*
>>
>>     accuracy:/measure/=estimate (e.g.: height=10 + "accuracy:height=estimate")
>>
>> *and*
>>
>>     get rid of all the est_* tags (e.g.: est_height=10)
>>
>>
>> Cheers!
>>
>> Sergio
>>
>>
>> [1] https://en.wikipedia.org/wiki/Guesstimate
>>
>> On 2018-11-13 15:47, OSMDoudou wrote:
>>> In hopefully simple words, an estimate would be a measure which doesn't meet your precision need or doesn't meet your trust criteria of the measure or of the measuring person.
>>>
>>> So, they way it was measured is factual information the mapper should share, so that the data consumer can determine for itself if it's good enough for him.
>>>
>>> Without telling how it was measured, one cannot assess accuracy. And "site survey" wouldn't be a good explanation because it says nothing about the accuracy of the tool used nor about the qualification of the measuring person to use the tool adequately.
>>>
>>>
>>> _______________________________________________
>>> Tagging mailing list
>>> Tagging at openstreetmap.org
>>> https://lists.openstreetmap.org/listinfo/tagging
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