It outperforms much better than the other two in that it calculates and maximizes the feature vector distance between multi-modal clusters in a hyper-sphere space.

• 该方法能计算并最大化高维空间中的多模式聚集特征向量距离，由于具有满足三角不等式和非奇性的特性，相对于其他两种方法，它提高了检测性能。