Displaying 2 results from an estimated 2 matches for "newbone".
2009 Apr 01
3
How to prevent inclusion of intercept in lme with interaction
...e, I feel ashamed that I cannot get this to work.
Maybe it's a syntax problem, but possibly a lack of understanding.
We have growth curves of new dental bone that can well be modeled by a
linear growth curve, for two different treatments and several subjects as
random parameter. By definition, newbone is zero at t=0, so I tried to force
the curve through 0. In Pinheiro/Bates, this is done by including the -1
term, and it works well when treatment is not included (newbone~t-1), but
seems to have no effect in (newone ~ t*treat-1).
What's wrong? Some bracket missing? I tried a few variants.
D...
2011 Dec 21
3
NEWTON ALGORITHM
Hi,
My name is Curtis and I'm a 1st year student in Biochemistry at the
University of Geneva. I need some help completing the code for my NEWTON
ALGORITHM. It is a bonus exercice to our autumn semester maths exam and we
can hand it in or not. Usually people copy and paste but I decided to sit
down and review theory and ask for help left right and center.
My problem is that I cannot get my