Example #1
0
  private double euclideanDistance(Features point, Centroid centroid) {
    if (point.getNumberOfDim() != centroid.getNumberOfDim()) throw new IllegalArgumentException();

    double sumOfSquares = 0;
    for (int i = 0; i < point.getNumberOfDim(); i++) {
      sumOfSquares +=
          (point.getDim(i) - centroid.getDim(i)) * (point.getDim(i) - centroid.getDim(i));
    }

    return Math.sqrt(sumOfSquares);
  }