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… yes to the 2^k only because if not met, the performance devolves to a linear search. By themselves, k-d trees can handle any number of records.



yep, also i think while they could have issues with dataset sizes less than 2^k, it's interesting to note their use in accelerating clustering algos like dbscan. they do make neat visualizations though https://marimo.app/?slug=x5fa0x




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