Displaying 1 result from an estimated 1 matches for "maximalisation".
2009 Jul 19
1
trouble using optim for maximalisation of 2-parameter function
Hello, I am having trouble using "optim".
I want to maximalise a function to its parameters [kind of like: univariate
maximum likelihood estimation, but i wrote the likelihood function myself
because of data issues ]
When I try to optimize a function for only one parameter there is no
problem:
llik.expo<-function(x,lam){(length(x)*log(lam))-(length(x)*log(1-exp(-1*lam*