convex hull 中文意思是什麼

convex hull 解釋
凸包, 凸殼
  • convex : adj. 中凸的，凸圓的，凸面的。n. 凸狀，凸面，凸圓體。 convex glasses 遠視眼鏡，老花眼鏡。adv. -ly
  • hull : n 赫爾〈姓氏〉。n 赫爾〈英國港市〉。n 1 （果實等的）外殼；豆莢。2 漿果的花萼。3 薄膜，膜片；被覆...
  1. The algorithm for convex hull set of plane finite point set

    平面有限點集最小凸包集的計算方法
  2. We propose to analyze the spacial conformation of particles by integrating the concepts of the convex hull, hypergraph and depth

    摘要本文的主要目的是把空間多面體、超圖與深度這三個概念綜合起來，作為描述與分析空間質點系形態的基本工具。
  3. Normalized b - basis, namely optimal normalized totally positive basis, plays an important role in cagd, for it possess positive properties such as variation diminishing, convex - hull, affine invariance, tangency to the control polygon at the endpoints and b - algorithm

    規范b基即最優規范的全正基，因其具有凸包性、仿射不變性、最優保形性，端點插值性及b演算法等重要性質，在cagd中起著重要的作用。
  4. Cross section is a set of polygons and for this reason some relative algorithms for polygon are studied firstly. new algorithms for orientation and inclusion test for simple polygon are proposed. and ghosh ' s convex hull algorithms for simple polygon and convex polygons, subramanian ' s triangulation algorithm for arbitrary planar domain and o ' rourke ' s intersection algorithm for convex polygons are modified to make them more robust

    斷層輪廓為簡單多邊形，首先對多邊形的一些相關演算法進行了研究，提出了一種判斷簡單多邊形方向及點在多邊形內外的新方法，改進了subramanian的平面多連通域的三角劃分方法、 ghosh的多邊形的凸包及多個多邊形的凸包演算法和o ' rourke的凸多邊形的求交演算法。
  5. Algorithm on the convex hull of a simple polygon

    簡單多邊形凸包的演算法
  6. Fixed direction hulls is a special convex hull, whose outward normal of facets comes from a fixed direction set. it overcome limitations of other bounding volumes and makes a promise between tightness and simpleness

    固定方向凸包是一種特殊類型的凸包，它的所有面方向都來自一個固定的方向集合，它克服了以往包圍盒類型的缺點，在緊密性和簡單性之間達到了一定的折衷。
  7. Based on nonsmooth analysis theory, the viability criterion is verified under the condition that the set - valued mapping in the right hand side is a polytope and the boundary function of the region is subdifferentiable and its subdifferential is a convex hull of finitely many points

    當右端集值映射為多面體，邊界為次可微函數，且次微分為有限點集凸包時，基於非光滑分析理論，給出了在一點處檢驗生存性條件是否成立的方法。
  8. The convex hull of sbgb and subdivision algorithms are also discussed

    此外，還討論了sbgb曲線的包絡及細分演算法。
  9. In this paper, application of convex hull is proposed to slove the problem of global tool interference avoidance in 5 - axis sculptured surface machining

    本文提出了運用凸包法解決在五軸加工中刀具干涉的演算法。
  10. And its convex hull

    及其凸包
  11. This article researches mostly on how to improve the convex hull algorithm of planar point set

    本文的主要內容是對凸包的演算法進行改進。
  12. Instead of constructing a convex hull, we could construct a bounding box around the solid

    如果不建立凸殼，我們可以在物體附近建立一個范圍框。
  13. An easy approach is to create a convex hull around an object ' s location at two different times

    一條簡單的途徑就是在2不同的時間在一個物體的地點附近創造凸殼。
  14. Abstract an improved image recognition and registration algorithm based on convex hull and affine invariant was presented

    摘要提出了一種新的基於凸殼和仿射不變量的圖像識別和配準的方法。
  15. Grpcs provides a unified framework for parametric curve and surface. it does not only inherit a lot of good properties from nurbs such as locality, convex hull, affine and perspective invariance etc., but also has the ability to directly represent trimmed surfaces and closed surfaces

    廣義有理參數曲線曲面在表示形式和計算方法上具有高度的統一性，它不僅繼承了nurbs的很多優良性質，比如局部控制性、凸包性、仿射和投影不變性等，而且可以直接表示裁剪曲面和閉合的曲線曲面。
  16. Instead of 640 fibers, it realized the large area multi - object observation by use of 4 000 fibers. according the request of project, mechanical character, controlling and positioning method were firstly analysized. then through studying geometry modeling, convex hull, polygon collision test and other arithmetic, the positioning, controlling and collision test method are proposed which are suitable for radial coordinates unit

    本文根據工程的要求，首先對光纖定位裝置的機械特徵、控制方式、定位方法做了分析，然後通過研究現有的幾何造型、凸包構建、多邊形碰撞判斷等演算法理論，研究出適合極坐標運動單元的表示、控制、判斷方法，並最終在虛擬系統中實現了4000個光纖定位單元的存儲表示、定位控制、碰撞判斷（即實時監控） 。
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