計算幾何 的英文怎麼說

中文拼音 [jìsuànjīhé]
計算幾何 英文
computational geometry
  • 計 : Ⅰ動詞1 （計算） count; compute; calculate; number 2 （設想; 打算） plan; plot Ⅱ名詞1 （測量或計算...
  • 算 : Ⅰ動詞1 （計算數目） calculate; reckon; compute; figure 2 （計算進去） include; count 3 （謀劃;計...
  • 幾 : 幾代詞1. （多少, 用於詢問數量和時間） how many 2. （表示不定的少數目） a few; several; some
  • 計算 : 1 （求得未知數） count; compute; calculate; reckon; enumerate 2 （考慮; 籌劃） consideration; pla...
  1. First, the geometric properties of the sum of the segments in the complex plane are proved, based on which, the robust problem is interpreted as a special point location problem of computing geometry

    -穩定性問題。證明了在復平面上多個線段和的幾何性質。在此基礎上，將魯棒問題轉化為計算幾何中的點定位問題。
  2. This paper discusses the polygon medial axis definition of gis and calculation geometry, and their main distinguishing feature, pointes out that the polygon medial axis should be the locu of the equal - distance points to two or more edges of the polygon ; analyzes the relevant different algorithm and cases in practice, and proposes the geometry means in theory relatively rigid and widely meeting the requirements in practice - dotted pair rank method and the map algebra polygon medial axis method, utilizes them to offer several polygon medial axis calculation examples

    摘要比較了當前國內外gis中和計算幾何中關于多邊形中軸的定義，討論了它們的主要特點，指出多邊形中軸應是到兩個以上邊距離相等點的軌跡，並據此分析了相應的各種演算法和實際應用場合，提出了理論上較為嚴密、能夠廣泛滿足實際應用需要的幾何方法點對序列法和地圖代數多邊形中軸法。
  3. Topics covered include : sorting ; search trees, heaps, and hashing ; divide - and - conquer ; dynamic programming ; amortized analysis ; graph algorithms ; shortest paths ; network flow ; computational geometry ; number - theoretic algorithms ; polynomial and matrix calculations ; caching ; and parallel computing

    課程主題包含了：排序、搜尋樹、堆積及雜湊；各個擊破法、動態規劃、攤提分析、圖論演演算法、最短路徑、網路流量、計算幾何、數論演演算法；多項式及矩陣的運算；快取及平行計算。
  4. This paper proposed a hexahedral deployable space antenna, which is composed of hexahedral modules

    結構的具體設計和幾何關系計算是拋物面天線設計的一個重點和難點。
  5. Construction of geometric partial differential equations in computational geometry

    計算幾何中幾何偏微分方程的構造
  6. Then, several efficient algorithms are presented using computational geometric techniques

    利用計算幾何的方法，給出了相應的演算法。
  7. The interpolation of scattered data by multivariate splines is an important topic in computational geometry

    利用多元樣條函數進行散亂數據插值是計算幾何中一個非常重要的課題。
  8. 2 kewei lai, a computational geometry approach to geometric tolerancing, dept. of mechanical eng. northeastern university

    3楊芳.計算幾何方法評定圓度的研究.天津大學研究生畢業論文
  9. Decomposing a simple polygon into convex cell is one of elementary problems of computational geometry

    摘要簡單多邊形凸單元剖分是計算幾何的基本問題之一，剖分演算法在許多領域均有較廣泛的應用。
  10. This paper presents a fully localized algorithm to solve the worst coverage problem first introduced by meguerdichian

    Meguerdichian最先定義了最壞覆蓋問題，並提出了基於計算幾何的集中式演算法解決該問題。
  11. It covers many new fields, such as computer science, computing mathematics, computing geometry, computer graphics and intelligence

    它涉及計算機科學、計算數學、計算幾何、計算機圖形學和人工智慧等新的學科領域。
  12. 2. 2. at the basis of the calculated geometry, using the theory introduced above, we calculated the electron - transfer rate of the no / no + system at different mechanics

    在計算幾何構型的基礎上，利用上述計算電子轉移的理論，計算了no no 」體系的電子轉移發生的各種機理的電子轉移速率。
  13. The dissertation consists of seven chapters which are dealt with many fields, such as cad / cam, aircraft design, computational geometry, computer graphics etc. the research achievements and main contents are as follows : 1

    論文共分七章，內容涉及cad cam 、飛行器設計、計算幾何、計算機圖形學等。既有理論研究、方法探討、又有實際應用。
  14. The thesis designed the structure of a firewall in global, and then it go deep into the problem of searching and maintaining the filter rules and the state inspection table. it employed the data structure and algorithms of geometry and graph theory in the design of firewall

    本文在帶狀態監測的防火墻結構基礎上，首先從總體上設計了整個防火墻的結構，進而研究了過濾規則庫和狀態監測表的搜索、維護問題，提出了將計算幾何學、圖論中的數據結構和演算法引入防火墻的設計的方式，將基礎理論應用到實踐中來。
  15. Scientific computation visualization interactive virtual reality computer dynamic simulation etc., to study thoroughly and carefully on critical technologies such as mixed - language programming simplification of scene models displaying realistic image and animation of 3d scene models and so on in this dissertation, the methods to build scene models were studied and applied to develop a dynamic simulation system of 3d railway scene based on this idea, the major study contents and results can be summarized as follows : 1 ) mixed - language programming can complement each other between different programming languages and the method has a general significance and can become popular many computation models including development of dtm optimum of dtm and reorganization of dtm were developed with fortran language in order to use the ripe codes, the dissertation succeeded in integrating the developed fortran codes to the visual c + + environment and achieving the course of mixed - language programming 2 ) the methods to build scene models for 3d location design were discussed in the dissertation and the development and animation of scene models had been realized by applying synthetically those technologies such as computer graphic computational geometry and geometrical modeling and computer dynamic simulation etc, and adopting opengl 3d graph library then achievement was got by using the technology of 3d visualization to livingly express design results 3 ) combing with the concerned study and development projects, adopting vc + + as development tools and in the light of those theories and algorithms stated in this dissertation, a software, which could build scene models with realism for 3d railway location design, in the name of " the dynamic simulation system of 3d scene of railway " was developed., the correctness was proved by using the software to build the 3d scene models and achieve their animation of suining - chongqing railway and yunnan - xizang railway

    本文綜合利用計算機圖形學、科學計算可視化、人機交互、虛擬現實、計算機動態模擬等理論和技術，針對混合語言編程、真實感圖形繪制以及三維景觀模型的動畫驅動等關鍵技術，進行了深入細致的研究，從而探討了建立逼真景觀模型的方法，並基於本文提出的方法研製了一個鐵路線路三維景觀動態模擬系統。基於這一思想，本文主要研究內容及研究成果如下： 1 ）混合語言編程可以實現語言優勢互補，具有普遍意義。針對數字地面模型的建立、優化、重組等計算模塊是成熟的fortran程序代碼，本文成功實現了vc + +與fortran語言的混編； 2 ）緊緊圍繞三維選線設計中景觀模型的建立方法展開研究，綜合利用計算機圖形學、計算幾何及幾何造型學以及計算機模擬技術，採用opengl三維圖形庫，實現了景觀模型的建立以及動畫驅動，使得三維可視化技術成功應用於選線設計成果的三維直觀表達； 3 ）結合有關科研課題，利用vc + +開發工具，以本文所述的理論和演算法為基礎，研製和開發了一個建立三維選線設計逼真景觀模型的系統軟體- - 「鐵路線路三維景觀動態模擬系統」 。
  16. The paper applies algebraic geometry, computational geometry, approximation theory to study the following problems : the nother type theory and the riemann - roch type theory of the piecewise algebraic curve ; the number of real intersection points of piecewise algebraic curves ; the real piecewise algebraic variety and the b - net resultant of polynomials

    本文應用代數幾何，計算幾何，函數逼近論等學科的基本理論，分別就分片代數曲線的n （ ? ） ther型與riemann - roch型定理；分片代數曲線的實交點數；實分片代數簇以及多項式的b -網結式進行研究。
  17. In this paper i was in virtue of the fluent software, set up the geometrical model of jin ’ ao mansion and adjacent buildings, used non - equilibrium wall functions to deal with the problem which come from the near wall, used realizable k - turbulent model to simulate the steady flow around 3d high - rise buildings, we can get the distribution of mean wind pressure coefficient of the surface of jin ’ ao mansion and five aerodynamics components. they were compared with the data from the wind tunnel test, we found out the distance between the result of the wind tunnel test and numerical simulation in the acceptable range

    本文以fluent軟體為平臺，建立金奧大廈及其周邊建築的計算幾何模型，近壁區採用非平衡壁面函數法處理，運用基於雷諾時均的realizablek -湍流模型進行高層建築三維定常風場數值模擬，獲得金奧大廈表面時均風壓系數分佈及基底五分量氣動力，並和風洞測壓試驗的結果及風壓系數積分計算的基底五分量氣動力相比較，發現兩者之間的差異在可接受的范圍之內。
  18. Previous protocols for determining whether a point is inside a circle are not secure enough. we present a two - round protocol for computing the distance between two private points and develop a more efficient protocol for the point - circle inclusion problem based on the distance protocol. in comparison with previous solutions, our protocol not only is more secure but also reduces the number of communication rounds and the number of modular multiplications significantly

    保護私有信息的計算幾何問題是一類特殊的安全多方計算問題， attalah等首先提出了安全多方計算幾何的概念，介紹了點的包含多邊形相交判定最近點對及凸包問題，並分別基於茫然傳送協議及置換協議設計了兩個不同的點積協議，在此基礎上提出了解決點在多邊形中的包含判定及兩個多邊形相交判定的初步方法，但正如作者所指出，其方法還不夠完善，協議效率有待進一步改進。
  19. The piecewise algebraic curve and the piecewise algebraic variety, as the set of zeros of a bivariate spline function and the set of all common zeros of multivariate splines respectively, are new and important concepts in algebraic geometry and computational geometry. it is obvious that the piecewise algebraic curve ( variety ) is a kind of generalization of the classical algebraic curve ( variety respectively )

    分片代數曲線作為二元樣條函數的零點集合，分片代數簇作為一些多元樣條函數的公共零點集合，它們是代數幾何與計算幾何中一種新的重要概念，顯然也是經典代數曲線與代數簇的推廣。
  20. This thesis seeks to validate an effective approach to the method of the triangulation form 3d scattered points. a low computational complexity and high mesh quality algorithm has great application merit in the research of computational geometry, surface reconstruction and visualization of 3d data

    低計算復雜度和高網格質量的三角剖分演算法在計算幾何、曲面重構及三維數據場可視化等研究領域中有著重大的應用價值。
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