/usr/share/doc/r-cran-bbmle/tests/BIC.R is in r-cran-bbmle 1.0.20-1ubuntu1.
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1 2 3 4 5 6 7 8 | require(bbmle)
x <- 0:10
y <- c(26, 17, 13, 12, 20, 5, 9, 8, 5, 4, 8)
d <- data.frame(x,y)
fit <- mle2(y~dpois(lambda=ymax/(1+x/xhalf)), start=list(ymax=25,xhalf=3),data=d)
fit2 <- mle2(y~dpois(lambda=(x+1)*slope), start=list(slope=1),data=d)
BIC(fit)
BIC(fit,fit2)
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