PoissonMR: Example of Poisson Mark-Resight model

In RMark: R Code for Mark Analysis

Example of Poisson Mark-Resight model

Description

Data and example illustrating Poisson Mark-Resight model.

Format

A data frame with 68 observations on the following 1 variables.

ch

a character vector

Examples

# This example is excluded from testing to reduce package check time
data(PoissonMR)
pois.proc=process.data(PoissonMR,model="PoissonMR",
		counts=list("Unmarked Seen"=c(1380, 1120, 1041, 948),
				    "Marked Unidentified"=c(8,10,9,11),
					"Known Marks"=c(45,67,0,0)))
pois.ddl=make.design.data(pois.proc)
mod=mark(pois.proc,pois.ddl,
		model.parameters=list(Phi=list(formula=~1,link="sin"),
			      GammaDoublePrime=list(formula=~1,share=TRUE,link="sin"),
			      alpha=list(formula=~-1+time,link="log"),
				  U=list(formula=~-1+time,link="log"),
				  sigma=list(formula=~-1+time,link="log")),
		          initial=c(1,1,1,1,-1.4,-.8,-.9,-.6,6,6,6,6,2,-1),threads=2,delete=TRUE)
summary(mod)

RMark documentation built on Aug. 14, 2022, 1:05 a.m.