You have the answer in the error message: the objective function has been calculated as +/-Inf somehow. You are going to have to figure out where the function is computed and why it is not finite.
JN On 2021-08-15 12:41 a.m., 최병권 wrote: > Hello Dear, > > I am Choy from Seoul. > I have a question about R > > Is it possible to answer the error that occurred while executing R? > I am currently doing zero inflated regression because the data follows a > poisson distribution. > > > However, for glm.c <http://glm.cm>mp (rndclass ~ CR4), the results are > normally displayed, but when an independent variable is added, the > following error message is displayed: > > #Error in optim(par.init, loglik, method = optim.method, control = > optim.control, : > L-BFGS-B needs finite values of 'fn' > > > I can't solve it, but I'd appreciate it if you could help. > > For reference, the estimated regression equation is attached below. > > # A CMP example with offset terms > cmp.m3 = glm.cmp(rndclass ~ CR4 + offset(CR4), data=dta) -(1) > print(cmp.m3) > > # A ZICMP example with offset terms. > > zicmp.m4 = glm.cmp(rndclass ~ CR4+offset(CR4), > formula.nu = ~ offset(CR4), > formula.p = ~ CR4+offset(CR4), data=dta) -(2) > > # dependent variable: > > summary(dta$rndc) > 0 1 2 3 > 12398 1290 11341 109 > > Thank you > > Best > Choy > > [[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. > ______________________________________________ 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.