“…query points and searches in the space by visiting the neighbors of the visited data points over the Voronoi diagram. They used Lemmas 4,5,9,10,and 15. In their experiments V S 2 preformed better than B 2 S 2 . However, themselves posteriorly show that the version of the V S 2 that had proposed was not completely correct and fixed the errors in [39] by using Lemma 12.…”