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2008 Dec 15
3
R2winbugs : vectorization
...y=y,z=z,n=n,C=C) inits1<-function(){ list(a1=runif(1),a2=runif(1),a3=runif(1),a4=runif(1),sigma.y=runif(1))} params1<-c("a1","a2","a3","a4","sigma.y") ## now the bugs call for model 1 proc.time() aasho.1<-bugs(data1,inits1,params1,"aasho1.bug",n.iter=10000,debug=FALSE) proc.time() print(aasho.1,digits=4) now we try a vector approach k<-4 # niv data2<-list(x=x,y=y,z=z,n=n,C=C,k=k) inits2<-function(){ list(a=runif(k),sigma.y=runif(1))} params2<-c("a","sigma.y") ## now the bugs call for model 2...