[Therion] Duplicates including adding splays?

Stacho Mudrak lists at group-s.sk
Mon Jun 13 10:00:40 CEST 2011


It looks like a bug, they should not be used for depth. I will try to fix
it.

Thanks, S.

On 13 June 2011 08:28, marco corvi <marco.corvi at elsagdatamat.com> wrote:

> I agree with bruce.
>
> also noticed that splay shots are used for the "depth".
> it might make sense, but  i rather have the depth
> computed with the survey shots only.
>
> marco.
>
> On Mon, 2011-06-13 at 08:44 +1200, Bruce wrote:
> > Hi Andrew
> > Yes, when splay shots to an unlabelled station such as '-' are included
> in a
> > dataset, such as when using a distoX or similar, the statistics do not
> make
> > that much sense to me. I think it still works the way you describe in
> 5.3.7.
> >
> > To my way of thinking, splay shots are not part of the survey length (and
> > therefore should not be duplicate either), they are analogous to LRUD.
>  IF
> > they are to be reported, they should be separately reported as 'total
> splay
> > length' and 'number of splay stations' (could be further broken down into
> > 'surface splays' and 'cave splays' if one was being picky).
> >
> > If there were to be a compromise for the sake of simplicity I would
> prefer
> > that therion exclude splay information from all the reported statistics
> (as
> > it ignores LRUD, which are really just special splay shots), rather than
> the
> > apparently selective way the splay shots are currently included.
> >
> > Regards
> > Bruce
> >
> > -----Original Message-----
> > From: therion-bounces at speleo.sk [mailto:therion-bounces at speleo.sk] On
> Behalf
> > Of Andrew Atkinson
> > Sent: Monday, 13 June 2011 6:10 a.m.
> > To: List for Therion users
> > Subject: [Therion] Duplicates including adding splays?
> >
> > Hello
> >
> > Therion 5.3.5 ubuntu 10.04
> >
> > In the attached file the following information is given about the survey
> >
> > title: RhinoPassage
> > length: 189.07m (surface 0.00m, duplicated 24.58m)
> > vertical range: 20.51m (from 1.27 at RhinoPassage at 20.38m to
> > 1.3 at RhinoPassage at -0.13m)
> > north-south range: 92.47m (from 1.27 at RhinoPassage at 33.43m to
> > 1.53 at RhinoPassage at -59.04m)
> > east-west range: 66.67m (from 1.53 at RhinoPassage at 66.67m to
> > 1.0 at RhinoPassage at 0.00m)
> > number of shots: 281
> > number of stations: 282
> >
> > The duplicate figure got me wondering, it seems to be counting the
> > splays but the length does not. As the duplicate none splays are only
> > about 10m.
> > Maybe this is what is wanted, but I personally think that the duplicate
> > value should be the amount taken off the length by the duplicate flag?
> > Ie why is length treated differently to duplicate (something to do with
> > the way survex treated splays and duplicate as different, I think that
> > splays are not included in extend in survex)
> >
> > Maybe 2 figures would be better, duplicate length and duplicate splays.
> >
> > {probably best to ignore this next bit}
> > Oh this leads to all sorts of thinks that are really not important, like
> > maybe giving the length of all the splays, and the number of stations,
> > is it really 282 or really 54. All depends on your definition I guess
> >
> > Andrew
> >
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> > Therion at speleo.sk
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>
>
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