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hood
2011 Oct 05
4
SPlus to R
...l1 the allowance between the expceted power and target power
+ #---------------------------
+ pc<-(0:((1-d)*nc))/nc
+ ncl<-length(pc)
+ ne.old<-ne
+ ne.old1<-ne.old
+ ### sweeping forward
+ for(i in 1:ncl){
+ cmin<-cc[1]
+ cmax<-cc[2]
+ ### fixed cci<-cmax bug
+ cci <-1
+ lhood<-dbinom((i:ncl)-1,nc,pc[i])
+ ne[i:ncl]<-(1+(cci-1)*(lhood/lhood[1])) * ne.old1[i:ncl]
+ Ep0 <-Epower(nc, d, ne, pc, alpha)
+ while(abs(Ep0[i]-power)>tol1){
+ if(Ep0[i]<power) cmin<-cci
+ else cmax<-cci
+ cci<-(cmax+cmin)/2
+ ne[i:ncl]<-(1+(cci-1)*(lhood/lhood[1])) * ne.o...