Physicists demonstrate how entangled quantum particles can improve the sensitivity of non-local, long-distance light phase measurements such as for telescope arrays observing faint astronomical objects

· · 来源:user资讯

Author(s): Ziheng Wang, Jinchen Cao, Xiaojian Wang, Wenbo Gu

The pruned nodes (in red) represent entire regions of space that the algorithm never examines. The points inside those regions are never checked. Compare the "Nodes Visited" count to the total number of points. The quadtree is doing far less work than a brute-force scan.

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