docs: @Override
    public double[] projectRelativeDataToScaledSpace(NumberVector data) {
      final int dim = data.getDimensionality();
      double[] vec = new double[dim];
      for(int d = 0; d < dim; d++) {
        vec[d] = scales[d].getRelativeScaled(data.doubleValue(d));
      }
      return vec;
    }