[Therion] incomplete data sets

Stacho Mudrak lists at group-s.sk
Thu Feb 10 10:16:49 CET 2011


First of all, I am sorry for the late reply :(

Thanks for pointing out this problem. I will try to fix it. Therion should
accept this as survex does.

Best regards, S.

On 2 February 2011 13:04, Graham Mullan <graham.mullan at coly.org.uk> wrote:

> I have begun the arduous task of converting a large data set (60 km+ of
> passage) from Survex to Therion in line with the rest of the data that we
> keep. Much of this is quite old, 1950s and 1960s.
>
> In many cases we do not have clino data and, in Survex, I have either
> ignored this fact or have manipulated the data by inserting fixes including
> altitudes at known points, usually entrances. This would skew the model to
> give a reasonable approximation of its 3d shape.
>
> I discover that Therion will not simply ignore the lack of clino readings
> but tells me that there is
>
> "not all data for given style"
>
> if I have put in this line
>
> "data normal from to length bearing ignoreall"
>
> This concerns me on two fronts: firstly does it mean that I have to go back
> in and type an arbitrary list of zeros at the end of each data line?
> Secondly, when it processes the cave does this mean that the process will
> give due meaning to all those zeros and adjust the model differently to how
> it would do so if they were not there (as in Survex)?
>
> Graham
>
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