Abstract | ||
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ABSTRACTGiven a finite point set P in ℝd, and >0 we say that N⊆ ℝd is a weak -net if it pierces every convex set K with |K∩ P|≥ є |P|. Let d≥ 3. We show that for any finite point set in ℝd, and any є>0, there exist a weak -net of cardinality O(1/єd−1/2+γ), where γ>0 is an arbitrary small constant. This is the first improvement of the bound of O*(1/єd) that was obtained in 1993 by Chazelle, Edelsbrunner, Grigni, Guibas, Sharir, and Welzl for general point sets in dimension d≥ 3. |
Year | DOI | Venue |
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2021 | 10.1145/3406325.3451062 | ACM Symposium on Theory of Computing |
DocType | Citations | PageRank |
Conference | 0 | 0.34 |
References | Authors | |
0 | 1 |
Name | Order | Citations | PageRank |
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Natan Rubin | 1 | 92 | 11.03 |