The quadtree is the two-dimensional case of a broader family of space-partitioning data structures. Octrees extend the same idea to three dimensions (splitting cubes into eight children), KD-trees use alternating axis-aligned splits (splitting along x, then y, then x again), and R-trees group nearby objects into bounding rectangles. Each variant makes different tradeoffs between construction time, query speed, and update cost.
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“Apple has led the industry in delivering the world’s most advanced displays for pros to do their life’s best work, and today we do that once again with the introduction of the new Studio Display family,” said John Ternus, Apple’s senior vice president of Hardware Engineering, in a press release.，更多细节参见旺商聊官方下载
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