/*
* Authored by yiwu on Oct.8.2014
* reference:
* chapter 2.2 of
* http://www.sciencedirect.com/science/article/pii/016794739390115A
*/
private ArrayList<Integer> sample_value_use_binomial() {
BinomialDistribution binom = null;
int cur = 0;
double cdf = 0;
ArrayList<Integer> result = new ArrayList<Integer>(k);
for (int i = 0; i < k - 1; i++) {
if (n == cur) {
result.add(0);
continue;
}
binom = new BinomialDistribution(n - cur, p[i] / (1.0 - cdf));
int x = binom.sample();
cur += x;
cdf += p[i];
result.add(x);
}
result.add(n - cur);
return result;
}
