Check Survex documentation. The principe is the same. M.s.
Odesláno z iPhonu 15. 2. 2017 v 8:04, Ben Cooper via Therion <[email protected]>: > Hi Phil, > Yes, you can do that by setting the standard deviation for the survey as a > whole, and then for each leg that requires it. > > From the Therion book: > > 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. > > The sd command affects all following legs, so for a single leg, remember to > set the sd back to your default again, eg:- > sd compass 5 degrees > sd clino 2 degree > 1 2 209 10.88 -4 > sd compass clino 0.5 degrees > > A small difference in SD makes a big difference in the distribution of error, > so suggest experiment with different values. > Best regards, > Ben > > -----Original Message----- > From: Therion [mailto:[email protected]] On Behalf Of Philippe > Vernant via Therion > Sent: 14 February 2017 23:34 > To: List for Therion users > Cc: Philippe Vernant > Subject: [Therion] weight on distorsion depending on survey > > Hi guys, > > Could not find the answer, so popping up to ask you the question. Is there a > way to say that one survey should bear most on the distorsion ? I have a > diving survey which is less accurate than the “regular” surveys, can I put > some weight on that survey so it will be more distorted ? > > Thanks, > Phil > > _______________________________________________ > Therion mailing list > [email protected] > https://mailman.speleo.sk/listinfo/therion > > _______________________________________________ > Therion mailing list > [email protected] > https://mailman.speleo.sk/listinfo/therion _______________________________________________ Therion mailing list [email protected] https://mailman.speleo.sk/listinfo/therion
