docs: protected double[] oberversDistribProb(Instance inst,
  			DoubleVector classDistrib) {
  		double[] votes = new double[this.numClass];
  		double sum = classDistrib.sumOfValues();
  		for (int z = 0; z < this.numClass; z++) {
  			votes[z] = classDistrib.getValue(z) / sum;
  			}
  		return votes;
  		}