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user 4310
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Far point queries in high dimensions
Given a set of points $X\subset R^d$ and a number $r\in R$, create a data structure for queries of the form: "given a point $q\in R^d$ return a point $x\in X$ with $\text{dist}(q,x)\ge r$".
This is t …
- 958
6
votes
0
answers
137
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Consistent Sampling a Random Walk
Assume there's a random walk $S_k = X_1 + \dots + X_k$ where $X_i \in \{1, -1\}$ are uniformly iid.
I want Alice and Bob to share a function $S(k) = S_k$. A straightforward approach would be to let th …
- 958