[datatable-help] glm error when modeling in negative binomial regression
paulite
paulaveronica at gmail.com
Mon Feb 26 01:14:46 CET 2018
Hi there! I am running this model in negative binomial regression, using
glm.I had no problems with running the model with a set of data, but now
that i'm trying to run if for new one. I always have this same error when
running the regression:> > #Run Regression>
x=cbind(factor2ind(d$year),factor2ind(d$month_week))> > out<-
glm(cbind(influenza, n_sample) ~ x, family=quasibinomial, data=d)> >
d$prop<-out$fitted.values*/Error in `$<-.data.frame`(`*tmp*`, prop, value =
c(0.0486530542835839, : replacement has 208 rows, data has 365/*>
d$n_p1<-d$prop*d$factor*10> > obs<-aggregate(d$prop, by =
list(d$month_week), FUN=summary)> pred<-aggregate(d$n_p1, by =
list(d$month_week), FUN=summary)> By the way, I previously prepared the data
set and defined that: d$factor<-sapply(d$year,f)>
d$n_sample<-(d$n_muestras*d$factor*10)>
d$prop<-(d$influenza/d$n_sample)But I still don't understand why it keeps
saying that dataframe has less replacements than rows. Could anybody help me
with this? Many thankss!!!P
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