Search All of the Math Forum:
Views expressed in these public forums are not endorsed by
Drexel University or The Math Forum.


Torsten
Posts:
1,450
Registered:
11/8/10


Re: To increase the number of significant digits in the curve fitting tool box
Posted:
Jan 21, 2013 5:15 AM


"Janani Chander" wrote in message <kdipvo$nef$1@newscl01ah.mathworks.com>... > Hi, > > I would like to if there is anyway to increase the number of significant digits in curve fitting. I tried to fit and got a fittiong coefficient as below. > inear model Poly1: > f(x) = p1*x + p2 > where x is normalized by mean 0.0002051 and std 0.0002143 > Coefficients (with 95% confidence bounds): > p1 = 8.119e05 (8.043e05, 8.195e05) > p2 = 43.82 (43.82, 43.82) > > But for the confidence bound is the same as co efficient, is there anyway i can increase the significant digits in the parameters?
Take a look at http://compgroups.net/comp.softsys.matlab/thenumberofsignificantfiguresincur/808004
Best wishes Torsten.



