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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I have also found several TikTok profiles that purport to be British news accounts, which only share either these kinds of AI-generated videos about London or other negative content about cities in the UK and US.,推荐阅读夫子获取更多信息
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