You are planning a dataset whose features have each been rescaled to , so every sample lives in the unit cube .
To make sure a nearest-neighbour model never has to reach far for a neighbour, you want the samples dense enough to cover the cube: partition every axis into equal cells, and require at least one sample in each of the resulting grid cells.
Your storage budget allows at most samples in total.
Use .
What is the largest number of features you can still cover under this budget?
Select all that apply.