function index = findLongest3DVector(vectors)
  if (size(vectors,2) ~= 3)
    error('You should provide an Nx3 vector array');
    index = 0;
    return
  end
  type = 2;
  dimension = 2;
  norms = vecnorm(vectors,type,dimension);
  index = find(norms == max(norms));
end