Search Results for author: Mahdi Imanparast

Found 2 papers, 0 papers with code

Better approximation algorithm for point-set diameter

no code implementations27 Oct 2018 Mahdi Imanparast, Seyed Naser Hashemi

We propose a new $(1+O(\varepsilon))$-approximation algorithm with $O(n+ 1/\varepsilon^{\frac{(d-1)}{2}})$ running time for computing the diameter of a set of $n$ points in the $d$-dimensional Euclidean space for a fixed dimension $d$, where $0 < \varepsilon\leqslant 1$.

Computational Geometry

An efficient approximation for point-set diameter in higher dimensions

no code implementations26 Oct 2016 Mahdi Imanparast, Seyed Naser Hashemi, Ali Mohades

In this paper, we study the problem of computing the diameter of a set of $n$ points in $d$-dimensional Euclidean space for a fixed dimension $d$, and propose a new $(1+\varepsilon)$-approximation algorithm with $O(n+ 1/\varepsilon^{d-1})$ time and $O(n)$ space, where $0 < \varepsilon\leqslant 1$.

Computational Geometry 65D18 68W25 68U05

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