quadric 中文意思是什麼

quadric 解釋
adj. 形容詞 【數學】二次的;二次曲面的。
n. 名詞 【數學】二次;二次曲面。

  1. We call this surface the stress quadric.

    我們稱這個曲面為應力二次曲面。
  2. Approximation of quadric curves by polynomials

    基於船體放樣的曲線的逼近
  3. Reconstruction of quadric surface solids from engineering drawings

    基於工程圖的二次曲面體重建
  4. Parameter estimation based on multi - quadric collocation model

    基於多面核函數配置型模型的參數估計
  5. New quadric seal pressure test device

    新型二次密封試壓裝置
  6. Balance of binary - phase and quadric - phase oversampled chaotic map sequences

    二相和四相過抽樣混沌序列的平衡性
  7. Normalization of quadric hypersurface equation in n - dimension affine space

    維仿射空間中超二次曲面方程的規范化
  8. Parameters extraction of quadric surface based on real - coded genetic algorithm

    基於實數編碼遺傳演算法的二次曲面提取
  9. Identifying and parameters extraction of quadric surface based on discrete point

    基於離散點的二次曲面識別及參數提取
  10. Axis complex of a quadric

    二次曲面的軸線叢
  11. 8 guo b. quadric and cubic bitetrahedral patches. the visual computer, 1995, 11 : 253 - 262. 9 wang w, qin k. on the existence and computation of rational quartic spherical curves for hermite interpolation

    關于參數插值曲面構造的研究綜述一般是先在每三角剖分面上構造邊界曲線,而後再用一片或多片插值曲面去填充這些曲線網格。
  12. Using the normal and neighbor relationship, classification of scattered data points is realized according to the quadric surface. the typical algorithms of surface reconstruction from 3d scattered data points are introduced, and then we discuss the current surface tessellation algorithms about their adaptive range, low efficiency

    本文首先對三維散亂數據點重構曲面的典型演算法和現有的曲面網格劃分演算法進行了分類與比較,針對現有的散亂點曲面重建演算法存在的低效率和局限性問題提出了相應的解決方案。
  13. The researching on optimum method to obtain intersection of two general positions intersecting quadric surfaces

    兩一般位置二次曲面交線最佳求解方法的研究
  14. A new algorithm is presented in this paper for piecewise quadric b - splines curve reconstruction from scattered data in a plane

    摘要基於控制頂點擾動的思想提出了一種新的曲線重構演算法,用於構造一條分段二次b樣條曲線來逼近平面上的散亂數據點。
  15. In this algorithm, the sharp features on a mesh model are located through analysis of quadric error matrixes of super - neighbor of vertices on the model, so that these features can be preserved during mesh simplification

    通過分析網格模型中頂點超鄰域的二次誤差矩陣,對模型上的重要細節特徵進行定位,實現了網格簡化過程中細節特徵的保持。
  16. 8 warren j. blending quadric surfaces with quadric and cubicsurfaces. in proceedings of the 3rd symposium on computationalgeometry

    而且適用這種方法的管道曲面在形狀及空間相對位置上有很大的限制,因此不便於實踐運用。
  17. A new method for determining knots to construct polynomial curves is presented. at each data point, a quadric curve which passes three consecutive points is constructed

    一般認為,在滿足給定約束條件的前提下,一條曲線具有的應變能越小,則該曲線的形狀就越好。
  18. This one - constraint - less property of the kruppa equations is their inherent deficiency and is independent of camera motion. this deficiency is due to their failure of automatic enforcement of the rank - three - ness on the absolute quadric

    從而, kruppa方程的獨立個數比基於絕對二次曲面或基於無窮遠平面的自標定方程的獨立個數少1 ,這是源於kruppa方程不能保證絕對二次曲面的秩為3 ,是由kruppa方程自身的特性決定的,而與攝像機的運動無關。
  19. Using local base surface parameterization, a parametric quadric surface approximation method is used to estimate the local surface curvature properties of scattered points based on propagating normal vector direction

    首先,計算各點的鄰近點集,選取合適的局部基礎曲面,把鄰近點集投影到相應的局部基礎曲面。
  20. When the machining tools is perfected, it can process all of quadric curves and high degree curves with high surface form precision. at the same time, the its structure is very simple processing size range is large and its efficiency is high, so it will greatly reduce the cost of processing of aspheric parts

    該機床完善後,可加工所有二次曲線和高次曲線,並能保證較好的零件面形精度,該機床結構簡單,加工尺寸范圍大,加工效率高,將會大大降低非球面加工的成本。
分享友人