The tree starts as a single region covering the whole space. As points arrive, they get dropped into the region that contains them. When a region exceeds its capacity (the maximum number of points it can hold before splitting), the region divides into four children, and the existing points get redistributed.
15+ Premium newsletters from leading experts
,推荐阅读夫子获取更多信息
В Финляндии предупредили об опасном шаге ЕС против России09:28
Paramount's traditional networks include brands such as Nickelodeon, CBS and Comedy Central, while Warner Bros would bring CNN, the Food Network and a range of sports offerings.