/**
* Given cumulative probabilities select a nominal attribute value index
*
* @param cdf array of cumulative probabilities
* @return index of attribute selected based on the probability distribution
*/
protected int selectIndexProbabilistically(double[] cdf) {
double rnd = m_Random.nextDouble();
int index = 0;
while (index < cdf.length && rnd > cdf[index]) {
index++;
}
return index;
}
