Re: [R] double exponential regression R

2013-04-21 Thread Joshua Wiley
Hi CR, Assuming your data are stored in "d", perhaps something like this: m <- nls(log(proc) ~ k + a*(b^cls), start = list(a = 2, b = .25, k = 0), data = d) summary(m) # gives ## Formula: log(proc) ~ k + a * (b^cls) ## Parameters: ## Estimate Std. Error t value Pr(>|t|) ## a 5.246170.50905

Re: [R] double exponential regression R

2013-04-21 Thread Jose Iparraguirre
Subject: [R] double exponential regression R Hello all! I have a problem with a double exponential equation. This are my data's> structure(list(proc = c(1870.52067384719, 766.789388745793, 358.701545859122, 237.113777545511, 43.2726259059654, 148.985133316262, 92.6242882655781, 88.45215

[R] double exponential regression R

2013-04-21 Thread catalin roibu
Hello all! I have a problem with a double exponential equation. This are my data's> structure(list(proc = c(1870.52067384719, 766.789388745793, 358.701545859122, 237.113777545511, 43.2726259059654, 148.985133316262, 92.6242882655781, 88.4521557193262, 56.6404686159112, 27.0374477259404, 34.334729