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On finding a maximum empty rectangle of arbitrary orientation: Theory and implementation.

机译:找到任意方向的最大空矩形:理论和实现。

摘要

Geometric optimization, which has emerged as an important line of research within the field of Computational Geometry, is concerned with computational problems in which the objective is to find the best of all possible solutions. More formally, it is used to find an optimal solution with the minimum (or maximum) value in a search space which contains all the possible solutions. In this thesis, we begin with a very brief survey of the field of geometric optimization, focussing on the some of the important techniques that have been used to solve a variety of problems in this area. Then, we study a particular geometric optimization problem that has been the focus of our work: finding an empty rectangle of arbitrary orientation among a set of n points in the plane. We review an O(n 3) time algorithm for finding the Largest Empty Arbitrary Oriented Rectangle (LEAOR) due to [MR03], and describe the details of an implementation of this algorithm that we have done. We also discuss the problem of finding an LEAOR when the edges of the bounding rectangle is taken into account, and suggest an approximation approach to this problem. Source: Masters Abstracts International, Volume: 42-02, page: 0626. Thesis (M.Sc.)--University of Windsor (Canada), 2003.
机译:几何优化已成为计算几何学领域的重要研究领域,它涉及计算问题,其目的是在所有可能的解决方案中寻找最佳方案。更正式地说,它用于在包含所有可能解的搜索空间中找到具有最小值(或最大值)的最优解。在本文中,我们首先对几何优化领域进行了简要的概述,着重介绍了用于解决该领域各种问题的一些重要技术。然后,我们研究一个特定的几何优化问题,这是我们工作的重点:在平面中的n个点中找到一个任意方向的空矩形。由于[MR03],我们将回顾O(n 3)时间算法,以找到最大的空任意定向矩形(LEAOR),并描述我们已完成的该算法的实现细节。我们还讨论了考虑边界矩形的边缘时找到LEAOR的问题,并提出了对此问题的近似方法。资料来源:国际硕士摘要,第42卷,第0626页。论文(硕士学位)-温莎大学(加拿大),2003年。

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    Zhang Hongtao.;

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  • 年度 2003
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