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 > > _______________________________________________ > Therion mailing list > Therion at speleo.sk > http://mailman.speleo.sk/mailman/listinfo/therion