HiSCDistanceFunction<V> distanceFunction;
@Override
protected void makeOptions(Parameterization config) {
super.makeOptions(config);
DoubleParameter alphaP = new DoubleParameter(HiSCPreferenceVectorIndex.Factory.ALPHA_ID, new IntervalConstraint(0.0, IntervalConstraint.IntervalBoundary.OPEN, 1.0, IntervalConstraint.IntervalBoundary.OPEN), HiSCPreferenceVectorIndex.Factory.DEFAULT_ALPHA);
double alpha = 0.0;
if(config.grab(alphaP)) {
alpha = alphaP.getValue();
}