search for: multdrc

Displaying 4 results from an estimated 4 matches for "multdrc".

Did you mean: mulrdrr
2008 Feb 26
1
multdrc error---Error in mdrcOpt(opfct, startVec, optMethod, derFlag, constrained, warnVal
Hi, I am newbie of R. I a currently using multdrc object to generate fitting curve and IC50. My 384 well format raw data contains multi dose response curves. My script goes through set of data then produce curve and ic50. Here is my sudo code: For (plateid in platelist) { Input data (plateid) as matrix Curve fitting model4logistic &...
2007 Apr 17
2
how to estimate dose from respond given drc package result
Dear all, I can use the very nice drc package (multdrc()) to model and plot a dataframe containing dose and response values. I can also use predict.drc() to yield response values given a dose. I need to do the opposite, estimate a dose given the response. The general predict documentation seems to say that this is possible, but it does not ap...
2017 Aug 11
1
problem with R. program
After a run multdrc comment in R program, show warning sign in this program. I attached the saving page of the script. I hope you could help me, please. Thanks a lot A. Rahbari -------------- next part -------------- R : Copyright 2005, The R Foundation for Statistical Computing Version 2.1.0 (2005-04-18), ISBN 3-90...
2005 Dec 14
2
suggestions for nls error: false convergence
Hi, I'm trying to fit some data using a logistic function defined as y ~ a * (1+m*exp(-x/tau)) / (1+n*exp(-x/tau) My data is below: x <- 1:100 y <- c(0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, 0,0,0,0,0,1,1,1,2,2,2,2,2,3,4,4,4,5, 5,5,5,6,6,6,6,6,8,8,9,9,10,13,14,16,19,21, 24,28,33,40,42,44,50,54,69,70,93,96,110,127,127,141,157,169,