Search Results - "Xavier da Silveira, Luís Fernando Schultz"
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1
Constant delay lattice train schedules
Published in Discrete Applied Mathematics (15-11-2023)“…The following geometric vehicle scheduling problem has been considered: given continuous curves f1,…,fn:R→R2, find non-negative delays t1,…,tn minimizing…”
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2
Geodesic obstacle representation of graphs
Published in Computational geometry : theory and applications (01-02-2023)“…An obstacle representation of a graph is a mapping of the vertices onto points in the plane and a set of connected regions of the plane (called obstacles) such…”
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More Turán-Type Theorems for Triangles in Convex Point Sets
Published in The Electronic journal of combinatorics (25-01-2019)“… We study the following family of problems: Given a set of $n$ points in convex position, what is the maximum number triangles one can create having these…”
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4
The Minimum Moving Spanning Tree Problem
Published in Journal of graph algorithms and applications (01-01-2023)“…We investigate the problem of finding a spanning tree of a set of $n$ moving points in $\mathbb{R}^{\dim}$ that minimizes the maximum total weight (under any…”
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5
An Instance-Based Algorithm for Deciding the Bias of a Coin
Published 10-11-2020“…Let $q \in (0,1)$ and $\delta \in (0,1)$ be real numbers, and let $C$ be a coin that comes up heads with an unknown probability $p$, such that $p \neq q$. We…”
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6
Constant Delay Lattice Train Schedules
Published 09-07-2021“…The following geometric vehicle scheduling problem has been considered: given continuous curves $f_1, \ldots, f_n : \mathbb{R} \rightarrow \mathbb{R}^2$, find…”
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7
Approximability of Covering Cells with Line Segments
Published 26-09-2018“…In COCOA 2015, Korman et al. studied the following geometric covering problem: given a set $S$ of $n$ line segments in the plane, find a minimum number of line…”
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More Tur\'an-Type Theorems for Triangles in Convex Point Sets
Published 30-06-2017“…We study the following family of problems: Given a set of $n$ points in convex position, what is the maximum number triangles one can create having these…”
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9
Geodesic Obstacle Representation of Graphs
Published 09-03-2018“…An obstacle representation of a graph is a mapping of the vertices onto points in the plane and a set of connected regions of the plane (called obstacles) such…”
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