研究机构LPL Research指出，股票市场资金正持续从软件板块流出，转而追捧半导体、硬件等AI受益更直接的板块，软件被视为AI时代的潜在被替代者，而不是最核心受益方。
The efficiency depends on the query size relative to the data distribution. A small query in a sparse region prunes almost everything. A query that covers the whole space prunes nothing (because every node overlaps), degenerating to a brute-force scan. The quadtree gives you the most benefit when your queries are spatially local, which is exactly the common case for map applications, game physics, and spatial databases.
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Green: Board stuff
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What is AI and how does it work?