Search Results for author: Anil Maheshwari

Found 3 papers, 1 papers with code

A Simple Randomized $O(n \log n)$--Time Closest-Pair Algorithm in Doubling Metrics

2 code implementations13 Apr 2020 Anil Maheshwari, Wolfgang Mulzer, Michiel Smid

Consider a metric space $(P, dist)$ with $N$ points whose doubling dimension is a constant.

Computational Geometry

Analysis of Farthest Point Sampling for Approximating Geodesics in a Graph

no code implementations19 Nov 2013 Pegah Kamousi, Sylvain Lazard, Anil Maheshwari, Stefanie Wuhrer

We show that $\mathcal{F}_{FPS}$ can be bounded in terms of the minimal value $\mathcal{F}^*$ of the stretch factor obtained using an optimal placement of $k$ sources as $\mathcal{F}_{FPS}\leq 2 r_e^2 \mathcal{F}^*+ 2 r_e^2 + 8 r_e + 1$, where $r_e$ is the ratio of the lengths of the longest and the shortest edges of the graph.

Similarity of Polygonal Curves in the Presence of Outliers

no code implementations7 Dec 2012 Jean-Lou De Carufel, Amin Gheibi, Anil Maheshwari, Jörg-Rüdiger Sack, Christian Scheffer

In this modified variant, our objective is to minimize the length of subcurves of two polygonal curves that need to be ignored (MinEx problem), or alternately, maximize the length of subcurves that are preserved (MaxIn problem), to achieve a given Fr\'{e}chet distance.

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