Re: [R] Fit Negbin glm model with autoregressive correlation structure

2014-02-04 Thread F.Vial
Dear Cristiano, Thank you for your suggestion. It looks like an interesting option for what we are trying to do. We'll look at your paper and package in more details. Regards, Flavie -- View this message in context: http://r.789695.n4.nabble.com/Fit-Negbin-glm-model-with-autoregressive-correlat

Re: [R] Fit Negbin glm model with autoregressive correlation structure

2014-01-31 Thread Cristiano Varin
You may also introduce ARMA errors in negative binomial regression via Gaussian copulas. The following webpage illustrates how to use the package gcmr ("Gaussian Copula Marginal Regression") for fitting negative binomial regression model with ARMA(2,1) errors: http://cristianovarin.weebly.com/

[R] Fit Negbin glm model with autoregressive correlation structure

2014-01-31 Thread flavie.vial
Hello, I am attempting to estimate the effect of various variables on the time-series of counts of reported cattle stillbirths. We investigate the effect of day-of-week, month, holidays etc...and also the effect of non-temporal variables. We performed model comparisons between Gaussian glm, Pois