2-dimensional space, Euclidean metric (Closest Pair Problem)

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Description

Given $n$ points in 2-dimensional space equipped with the Eucildean metric, find a pair of points with the smallest distance between them.

Related Problems

Related: k-dimensional space, $l_m$ (or $l_\infty$) norm, 2-dimensional space, $l_m$ (or $l_\infty$) norm, 2-dimensional array representation

Parameters

No parameters found.

Table of Algorithms

Name Year Time Space Approximation Factor Model Reference
Khuller; Matias Randomized Sieve 1995 $O(n)$ $O(n)$, not sure if this is auxiliary Exact Randomized Time & Space
Shamos; Hoey 1975 $O(n logn)$ $O(n)$ Exact Deterministic Time

Time Complexity Graph

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Space Complexity Graph

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Pareto Frontier Improvements Graph

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