| 摘要: |
| 本文提出一种确定任意多边形凸凹顶点的算法.该算法的时间复杂性为O(n2logn)次乘法和O(n2)次比较. |
| 关键词: 凸壳,多边形,凸凹顶点 |
| DOI: |
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| AN ALGORITHM FOR DETERMINING CONVEXO-CONCAVE VERTICES OF AN ARBITRARY POLYGON |
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Zhou Peide
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| Abstract: |
| This paper presents an algorithm for determining convexo-concave venices of an arbitrary polygon. The algorithm requires O(n2logn)multiplications and O(n2)comparisons. |
| Key words: Convex hulls,polygon,convexo-concave venices. |