final double normalizedBetweenness = (node.getBetweenness() - minBetweenness) / vertexBetwRange; node.setBetweenness(normalizedBetweenness);
final double normalizedBetweenness = (node.getBetweenness() - minBetweenness) / vertexBetwRange; node.setBetweenness(normalizedBetweenness);