search for: normalizzazione

Displaying 1 result from an estimated 1 matches for "normalizzazione".

2008 Aug 11
3
Peoblem with nls and try
Hello, I can`t figure out how can increase the velocity of the fitting data by nls. I have a long data .csv I want to read evry time the first colunm to the other colunm and analisy with thata tools setwd("C:/dati") a<-read.table("Normalizzazione.csv", sep=",", dec=".", header=F) for (i in 1:dim(a[[2]]]) { #preparazione dati da analizzare singolarmente P1<-data.frame(Time=a[,2],RFU=a[,i+2]) P1<-data.frame(Time=a[,1],RFU=a[,2]) nlmod2 <- nls(RFU ~ A + (B+c*Time)/(1+exp(k*(e-Time))), P1, start = list(A =...