search for: confusion2

...uence of ordered(tf)+x+y is important and here i may have a wrong specification bw <- npudensbw(formula=~ordered(tf)+x+y, bwmethod="cv.ml") #confusion1 year.seq <- sort(unique(d$tf)) #length is 3 x.seq <- seq(0,1,0.02) #length is 51 y.seq <- seq(0,1,0.02) #length is 51 #Confusion2:what is the correct sequence for the three variables (year.seq,x.seq and y.seq) in expand.grid() data.eval <- expand.grid(tf=year.seq,x=x.seq,y=y.seq) #confusion2 fhat <- fitted(npudens(bws=bw, newdata=data.eval)) #Confusion3:what is the correct sequence for the three variables in the c()...