Re: [R] nls problem with R

2011-05-08 Thread sterlesser
I am sorry,Andrew,I don't get you. Please forgive my poor English. -- View this message in context: http://r.789695.n4.nabble.com/nls-problem-with-R-tp3494454p3508131.html Sent from the R help mailing list archive at Nabble.com. __ R-help@r

Re: [R] nls problem with R

2011-05-08 Thread sterlesser
-- View this message in context: http://r.789695.n4.nabble.com/nls-problem-with-R-tp3494454p3508126.html Sent from the R help mailing list archive at Nabble.com. __ R-help@r-project.org mailing list https://stat.ethz.ch/mailman/listinfo/r-help PLEASE do read

Re: [R] nls problem with R

2011-05-05 Thread sterlesser
1.176091259 1.176091259 -- View this message in context: http://r.789695.n4.nabble.com/nls-problem-with-R-tp3494454p3497827.html Sent from the R help mailing list archive at Nabble.com. __ R-help@r-project.org mailing list https://stat.ethz.ch/mailman

Re: [R] nls problem with R

2011-05-05 Thread sterlesser
.n4.nabble.com/nls-problem-with-R-tp3494454p3497825.html Sent from the R help mailing list archive at Nabble.com. __ R-help@r-project.org mailing list https://stat.ethz.ch/mailman/listinfo/r-help PLEASE do read the posting guide http://www.R-project.org

Re: [R] nls problem with R

2011-05-05 Thread Andrew Robinson
lambda1,lambda2,A (with these parameters, delta can be calculated from them) Thanks for help Ster Lesser -- View this message in context: http://r.789695.n4.nabble.com/nls-problem-with-R-tp3494454p3497825.html Sent from the R help mailing list archive at Nabble.com

Re: [R] nls problem with R

2011-05-05 Thread Mike Marchywka
Date: Thu, 5 May 2011 01:20:33 -0700 From: sterles...@hotmail.com To: r-help@r-project.org Subject: Re: [R] nls problem with R ID1 ID2 t V(t) 1 1 0 6.053078443 2 1 0.3403 5.56937391 3 1 0.4181 5.45484486 4 1 0.4986 5.193124598 5 1 0.7451

[R] nls problem with R

2011-05-04 Thread sterlesser
length is not a multiple of shorter object length 2: In .swts * attr(rhs, gradient) : longer object length is not a multiple of shorter object length could anyone help me ?thansks -- View this message in context: http://r.789695.n4.nabble.com/nls-problem-with-R-tp3494454p3494454.html Sent from the R

Re: [R] nls problem with R

2011-05-04 Thread Andrew Robinson
this message in context: http://r.789695.n4.nabble.com/nls-problem-with-R-tp3494454p3494454.html Sent from the R help mailing list archive at Nabble.com. __ R-help@r-project.org mailing list https://stat.ethz.ch/mailman/listinfo/r-help PLEASE do read

Re: [R] nls problem with R

2011-05-04 Thread Rubén Roa
-project.org [mailto:r-help-boun...@r-project.org] En nombre de Andrew Robinson Enviado el: miércoles, 04 de mayo de 2011 9:15 Para: sterlesser CC: r-help@r-project.org Asunto: Re: [R] nls problem with R The fact that T2 and V2 are of different lengths seems like a likely culprit. Other than

Re: [R] nls problem with R

2011-05-04 Thread sterlesser
Thanks Ruben. Your suggestion about more deeper analysis about the model itself is really helpful. I am trying out some new initial values based on the analysis of the special T2 in the model. -- View this message in context: http://r.789695.n4.nabble.com/nls-problem-with-R-tp3494454p3495663

Re: [R] nls problem with R

2011-05-04 Thread sterlesser
Thanks Andrew. I am sorry for some typos that I omit some numbers of T2. Based on your suggestion,I think the problem is in the initial values. And I will read more theory about the non-linear regression. -- View this message in context: http://r.789695.n4.nabble.com/nls-problem-with-R

Re: [R] nls problem with R

2011-05-04 Thread Ravi Varadhan
-project.org] On Behalf Of sterlesser Sent: Wednesday, May 04, 2011 10:08 AM To: r-help@r-project.org Subject: Re: [R] nls problem with R Thanks Andrew. I am sorry for some typos that I omit some numbers of T2. Based on your suggestion,I think the problem is in the initial values. And I will read more

Re: [R] nls problem with R

2011-05-04 Thread Mike Marchywka
Date: Wed, 4 May 2011 07:07:44 -0700 From: sterles...@hotmail.com To: r-help@r-project.org Subject: Re: [R] nls problem with R Thanks Andrew. I am sorry for some typos that I omit some numbers of T2. Based on your suggestion,I think the problem is in the initial values. And I will read