two-dimensional space 中文意思是什麼

two-dimensional space 解釋
二維空間
  • two : n. （pl. twos）1. 兩人；兩個東西，一對。2. 二的記號。3. 兩點鐘。4. 兩歲。n. -ness
  • dimensional : adj. 1. 尺寸的。2. 空間的。3. 【數學】因次的；…次（元）的。
  • space : n 1 空間；太空。2 空隙，空地；場地；（火車輪船飛機中的）座位；餘地；篇幅。3 空白；間隔；距離。4 ...
  1. In two - dimensional space, the sibson coordinate value is the ratio between the areas of voronoi cells, and the voronoi cell is made up of the perpendicular bisector of triangles

    在二維空間中sibson局部坐標值是voronoi單元的面積之比， voronoi單元是由三角劃分得到的三角形的中垂線相交構成，計算簡單直觀。
  2. In an infinite dimensional space there always exist two subspaces whose vector sum is different from their span.

    在一無限空間中恆存在兩個子空間，其矢量和與其張成空間不同。
  3. Two inequalities concerning the circumradius and inradius of a simplex in n - dimensional space

    維單形外接球半徑和內徑的兩個不等式
  4. The asymptoics of solutions for a generalized boussinesq water system in two - dimensional space

    水波系統解的漸近性
  5. It is hard to draw in two dimensions a picture of a vector function in three-dimensional space.

    在兩維圖上畫三維空間的矢函數圖形是件難事。
  6. At last, three - dimensional mathematical model of gas - particle two phase turbulence was established, and it was adopted to study the gas - particle two phase rectangular jet as well. the distribution of the time - averaged velocity and turbulence intensity was studied, and some of the simulation results were compared with the experimental results ; the coherent structure of flow field was described in the three direction, the evolution and motion of the eddies was discussed too ; the dispersion of fine particles in the three dimensional space was also investigated

    全面地分析了矩形射流氣相時均流場的速度、湍流強度的空間分佈規律，並就部分數值模擬結果與實驗結果進行了對比研究;描述分析了氣相流場湍流擬序結構，對流向、橫向和展向三個方向旋渦的空間結構特點進行分析研究，並分析了流向渦隨時間變化的發展、運動規律。
  7. In this paper the basic principle of the method of characteristics is described, and is constructed an explicit scheme for dam break simulation of one - dimensional dam instant all break waves flow of a low dam with rectangle section and a huge dam with trapezia section, and of two - dimensional dam instant part break waves flow with simplest space operator splitting

    本文模擬了一維矩形斷面低壩和梯形斷面巨型壩瞬間全潰的洪水波演進過程，給出了與分析解的比較，並結合運算元分裂的特徵線法對二維瞬間部分潰壩時洪水波的演進過程進行了數值模擬。
  8. A novel method of content - based image segmentation using deformable template matching is proposed. a two - dimensional ( 2 - d ) deformable template based on orthogonal curves is built by pre - computing extensions of the deformable template along orthogonal curves and sampling the curves uniformly. then the definitions of internal and external energy functions are given according to the image segmentation problem, and genetic algorithm is used to obtain globally optimal solutions. the proposed method uses a lower - dimensional search space than conventional methods and reduces the sensitivity of the algorithm to initial placement of the template. experiments on real - world images and in simulations at low signal - to - noise ratio show the robustness and good performance of the method

    本文提出一種採用可變形模板匹配技術進行基於內容的圖像分割演算法.通過預先計算出可變形模板沿著變形的正交曲線，並對模板曲線及正交曲線進行離散抽樣，建立一基於正交曲線的二維（ 2 - d ）可變形模板，針對圖像分割問題定義控制可變形模板進行變形的內、外部能量函數，本文採用遺傳演算法搜索能量函數最小的全局最優解.該新演算法比傳統的可變形模板匹配方法降低了搜索空間的維數，減少了演算法對模板初始位置的敏感.對實際圖像及模擬低信噪比圖像處理的結果表明，新演算法具有良好的分割精度及穩定性
  9. A formula for distance between two un - co - planestraight lines in 3 - dimensional space

    空間二異面直線間距離的一個公式
  10. An algorithm for matching the esprit ' s estimation of two - dimensional angle by using twice svd and once schur is proposed. using two row uniformity sensor - arrays and adding one sensor, the algorithm decomposes the array twice and exploits rotational invariance properties of signal space, so that both angles may be computed via matrix pencil method, and these estimates are automatically paired. simulation results are presented to verify the efficacy of the proposed algorithm

    首先針對esprit演算法對窄帶源進行二維doa估計存在測向冗餘的情況，提出了一種改進演算法，該演算法利用子陣信號數據矩陣中包含的信號空間的旋轉不變性質，藉助于矩陣束方法求解出信號的二維到達角，並且利用兩次奇異值及一次schur分解從而實現了esprit二維doa估計參量的自動配對； 2
  11. It is introduced the representations of straight lines in two - dimensional plane and three - dimensional space, line drawing labeling, the theory and methods of computer interpretation of line drawings based on the relative position relationships of the vertices and the planes on a planar object

    在已有基於點與平面的相對位置關系解釋線框圖研究成果的基礎上，提出一種計算機遞歸解釋線框圖的方法，主要針對的是正軸測投影線框圖的計算機解釋。
  12. In the meantime, asm also has a high level of matching speed compared with the template - matching method. in order to improve the generality of this model, a new " two - dimensional sampling windows " method, in which the searching space is extended from the one - dimensional area to the two - dimensional area, is proposed in this paper

    為了提高asm方法的通用性，本文採用了一種新的「二維采樣窗」的改進方法，該方法將原有的一維搜索空間擴展到二維空間，提高了定位方法的抗干擾性。
  13. To overcome the knowledge representation limitations of the traditional signed digraph model based expert systems for hazard and operability analysis, a novel layered digraph model for automating process hazard and operability analysis is proposed based on the graphical theory by decoupling the two dimensional signed digraph models in the three dimensional space

    摘要為克服傳統的基於有向圖模型的危險和可操作性分析專家系統在知識表達方面的局限性，通過將二維的有向圖模型在三維空間的解耦，採用圖論的方法，提出了一個可以用於危險和可操作性分析自動化的有向架模型。
  14. An discriminantt rule to transfer interference analysis from three dimensional space to two dimensional space is presented with consideration of shape and volume of two booms in the case. and practical analysis is applied on simplified model of two booms by the discriminant rule. the method presented discriminate simply, calculate quickly and has importantly applied value

    在考慮雙臂形狀與尺寸的情況下，提出了一種將干涉分析由三維空間轉化為二維平面的判別準則，並將干涉判別準則在雙臂的簡化模型上進行了實際的分析，該方法判別簡單、計算速度快，具有重要的實用價值。
  15. Two - dimensional geometry effect on space - charge - limited current in axially symmetrical planar diode

    軸對稱平板二極體空間電荷限制流的2維效應
  16. The process in that the image is generated is the process that the solid is perspectively projected from the three - dimensional space to two - dimensional plane and in the process many factors ( for example : the illumination ) would affect the image generated

    圖像生成的過程，就是將實體從三維空間投影到二維平面的過程，投影的過程中在光照等因素影響下，最後形成了圖像。
  17. A two - dimensional one - way coupled map lattice is proposed for cryptography of self - synchronizing stream cipher, which n ^ 2 space units produce chaotic stream outputs in parallel

    摘要提出了由單向二維耦合的映象格點組成新的時空混沌自同步流密碼系統，它能夠產生並輸出n ^ 2個平行混沌流密碼。
  18. Thermodynamic properties of an ideal fermi gas trapped in a two - dimensional space

    二維囚禁理想費米氣體的熱力學性質
  19. Because there are still some shortcomings in the sub - optimum multiuser detection technology, that the combination of the two - dimensional space - time processing and the multiuser detection can improve the capability of the receiver is expected

    鑒于準最優多用戶檢測技術中存在有一些局限性，這里希望以空時二維處理演算法與準最優多用戶檢測技術相結合來改善接收系統的性能。
  20. This thesis mainly discusses spatial relation of simple area object in two - dimensional space, the methods of spatial data index in gis and the application of spatial data index

    本文著重討論了gis中二維簡單空間區域對象的空間關系， gis空間數據索引方式，以及空間數據索引的應用。
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