Hi, I have used this function before successfully. I could help you if you could provide your code. Thanks & Regards,Arnab From: hms Dreams <cute_loo...@hotmail.com> To: "r-help@r-project.org" <r-help@r-project.org> Sent: Saturday, February 14, 2015 6:27 AM Subject: [R] help please >>metro_hastings function
Hi :)anybody can help me please I'm trying to use Metro_Hastings ( MHadaptive package)the proplem is: How can I know the covariance matrix( prop_sigma ) to enter it in Metro_Hastings: mcmc_r=Metro_Hastings(li_func=baysianlog, pars=c(1,1,1), prop_sigma =NULL,par_names=c('alpha','gamma','delta'),data=x ) its gave me an error , I must enter the cov matrix but I don't know how to calculate it, somebody told me to wrote the function without prop_sigma but its also gave me an error what can I do?? Thank you,Sara [[alternative HTML version deleted]] ______________________________________________ R-help@r-project.org mailing list -- To UNSUBSCRIBE and more, see https://stat.ethz.ch/mailman/listinfo/r-help PLEASE do read the posting guide http://www.R-project.org/posting-guide.html and provide commented, minimal, self-contained, reproducible code. [[alternative HTML version deleted]] ______________________________________________ R-help@r-project.org mailing list -- To UNSUBSCRIBE and more, see https://stat.ethz.ch/mailman/listinfo/r-help PLEASE do read the posting guide http://www.R-project.org/posting-guide.html and provide commented, minimal, self-contained, reproducible code.