search for: z_a1

Displaying 2 results from an estimated 2 matches for "z_a1".

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2008 Dec 04
0
integration within maximum likelihood
...DATA<-read.table("Data.csv",header=TRUE,sep=",") > mnl.lik<-function(theta,y){ + th1<-theta[1] + th2<-theta[2] + tha<-theta[3] + thb<-theta[4] + thc<-theta[5] + thp<-theta[6] + thmu<-theta[7] + alfz<-theta[8] + alfp<-theta[9] + mu1<- alfz*y$z_a1 + alfp*y$p1 + mu2<- alfz*y$z_a2 + alfp*y$p2 + mu3<- alfz*y$z_a3 + alfp*y$p3 + U1<- th1 +tha*y$a1 +thb*y$b1 +thc*y$c1 +thp*y$p1 +thmu*mu1 + U2<- th2 +tha*y$a2 +thb*y$b2 +thc*y$c2 +thp*y$p2 +thmu*mu2 + U3<- +tha*y$a3 +thb*y$b3 +thc*y$c3 +thp*y$p3 +thmu*mu3 + Usum<- (exp(U1)+e...
2009 Mar 23
0
Problems with adapt
...[7] alfz1<-theta[8] alfz2<-theta[9] alfc<-theta[10] alf<-theta[11] r<- 1 s<- 1 n<-2000 lik<-numeric(n) int<-numeric(n) v<- numeric(2) for (i in 1:n) { #Beggin Loop lstarpre<- function(v){ #This is the fuction to be integrated e1<-y$p1[i]-alfz1*y$z_a1[i] - alfz2*y$z_b1[i] -alfc*y$c1[i] -alf e2<-y$p2[i]-alfz1*y$z_a2[i] - alfz2*y$z_b2[i] -alfc*y$c2[i] -alf e3<-y$p3[i]-alfz1*y$z_a3[i] - alfz2*y$z_b3[i] -alfc*y$c3[i] -alf U1<- (th1 +tha*y$a1[i] +thb*y$b1[i] +thc*y$c1[i] +thp*y$p1[i] +thmu*(e1[i]+v[1])) U2<- (th2 +tha*y$a2[i] +thb*y$b2[...