[Therion] grade commande

Benedikt Hallinger beni at hallinger.org
Fri Feb 23 08:01:03 CET 2018


The uis grades work!

Am 2018-02-23 8:40, schrieb Bruce Mutton via Therion:
> Phil
>
> I don't do this much, but here is what I do for a low grade survey.
>
> I put this near the start of the low grade survey file.
>
>   centreline
>
>     grade BCRA3  # low accuracy
>
>     # grade BCRA5  # high accuracy
>
>     ...
>
>   Endcentreline
>
> I am not sure if the same centreline can have multiple grades if you put 
> grade statements in line with your data.
>
> The Therion Book description on page 19 would suggest not, as quoted 
> below.
>
> “sd <quantity list> <value> <units> ▷ sets the standard deviation for the 
> given
> measurements. The Quantity list can contain the following keywords: 
> length, tape,
> bearing, compass, gradient, clino, counter, depth, x, y, z, position, 
> easting, dx, northing, dy, altitude, dz.
> • grade <grade list> ▷ sets standard deviations according to the survey 
> grade specification (see grade command). All previously specified standard 
> deviations or grades are
> lost. If you want to change an SD, use the sd option after this command. 
> If multiple
> grades are specified, only the last one applies. You can specify grades 
> only for position
> or only for surveys. If you want to combine them, you must use them in one 
> grade line.
>
>>
> There are UISv1 grade options these days, but I will let someone else who 
> knows them verify that they work…
>
> Bruce
>
> -----Original Message-----
> From: Therion [mailto:therion-bounces at speleo.sk] On Behalf Of Philippe 
> Vernant via Therion
> Sent: Friday, 23 February 2018 10:11 AM
> To: List for Therion users <therion at speleo.sk>
> Cc: Philippe Vernant <phil.vernant at gmail.com>
> Subject: [Therion] grade commande
>
> Hi guys,
>
> Sorry to bother you with my dumbness, but I can't figure it out how to use 
> the command grade based on the manual. Let say that I have a survey with 
> poor measurements, how to I apply grade3 to this survey ?
>
> Thanks,
>
> Phil
>
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