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diamonds
2012 May 09
0
Failed Convergence when using mi to generate synthetic data
...ords. I kept getting failed convergence.
I think I have simplified the dataset down to the point where either I am
doing it wrong or something is wrong (conceptually) with what I am doing. I
would welcome suggestions:
library(ggplot2)
library(mi)
data(diamonds)
#use only 2800 or so observations!
diamonds1 <-subset(diamonds, color=="J")
rm(diamonds)
#simplify the data structure
diamonds1 <-subset(diamonds1, select=-c(x, z, y, cut, clarity, depth,
table))
str(diamonds1)
#generate a blank table
emptydiamonds1 <-diamonds1
for(j in 1:dim(diamonds1)[2]) {
empty...