Displaying 1 result from an estimated 1 matches for "poisfit".
Did you mean:
misfit
2010 Feb 01
1
Help with multiple poisson regression with MLE2
Hi, I'm trying to make multiple poisson regressions with the MLE2 command.
I have used the following expression, but I receive an error message:
poisfit <- mle2(y ~ dpois(exp(b0 + b1*x1 + b2*x2)), start=list(b0=1, b1=1,
b2=1), data=data1)
Error in optim(par = c(1, 1, 1), fn = function (p) :
non-finite initial value 'vmmin'
I have changed initial values using coefficient values given by the GLM
standard procedure but it still doesn...