parametric curve造句
例句與造句
- Study on interpolation approach for 3d parametric curve
三維參數(shù)化曲線插值方法研究 - A kind of definition of curvatures on discrete parametric curves net
關(guān)于離散參數(shù)曲線網(wǎng)上曲率的一種刻畫 - Implicitization of parametric curves
參數(shù)曲線的隱式化 - The degree reduction of parametric curves / surfaces is a key problem for computer aided geometric designed ( cagd )
參數(shù)曲線曲面降階是計算機輔助幾何設(shè)計與制造中的研究熱點之一。 - The experimental result shows that the parametric curve of uniform interpolation in less than 6 rank is better in performance
實驗表明，采用低階（一般小于6階）參數(shù)插值方程實現(xiàn)連接，效果好。 - It's difficult to find parametric curve in a sentence. 用parametric curve造句挺難的
- By analyzing the existing algorithms , we present a new pixel - level algorithm for generating parametric curves by dividing the segments
對此，我們在現(xiàn)有參數(shù)曲線逐點生成算法的基礎(chǔ)上，提出了一個新的分段繪制參數(shù)曲線的方法。 - For the pixel - level generation of parametric curves , we find that the point densities chosen by the existing algorithms are not even along the curves
對于其中的參數(shù)曲線的逐點生成，目前的算法在繪制曲線的過程中會出現(xiàn)所繪制點疏密不均的現(xiàn)象。 - Next , in the interior of the patches , surface fitting points and cross boundary derivatives are estimated from the reference curves by constructing virtual iso - parametric curves
其次，在曲面片內(nèi)部，曲面擬合點和邊界方向?qū)?shù)可以從參考曲線中通過構(gòu)建虛擬等參線的方法得到。 - Therefore . the thesis discusses the problem of smooth deformation parametric . solving method is to realize smooth merging of parametric curve by smoothing parametric curve
這樣，本文又討論了參數(shù)曲線的光滑變形問題，解決的方法就是通過參數(shù)曲線的磨光法實現(xiàn)參數(shù)曲線的光滑度。 - As far as parametric curves and surfaces are concerned , we discuss the point - by - point generating algorithms for parametric polynomial curves , parametric rational curves and parametric polynomial surfaces
對于參數(shù)曲線曲面，介紹了參數(shù)多項式曲線，有理參數(shù)曲線和參數(shù)多項式曲面的逐點生成算法，這些算法能廣泛地應(yīng)用于實際。 - 3 zhang c , cheng f , miura k . a method for determing knots in parametric curve interpolation . cagd , 1998 , 15 : 399 - 416 . 4 fritsch f n , carlson r e . monotone piecewise cubic interpolation
文章以四組有代表性的數(shù)據(jù)為實例，通過定義節(jié)點用樣條函數(shù)方法構(gòu)造三次參數(shù)樣條曲線，將新方法與向心參數(shù)化法修整弦長參數(shù)化法和二次精度方法進行了比較。 - In the dissertation , a novel theoretical framework is proposed to represent and construct parametric curves and surfaces on manifold , named as generalized rational parametric curve and surface ( abbreviated as grpcs )
本文提出了一套全新的曲線曲面理論體系，稱為廣義有理參數(shù)曲線曲面( generalizedrationalparametriccurveandsurface ) 。 - This paper researches the basic algorithms of computer graphics including the algorithm for implementing boolean operation between regions and the pixel - level algorithm for generating parametric curves by dividing the segments
本文的工作是對計算機圖形學(xué)中的基礎(chǔ)算法進行研究。包括一個能實現(xiàn)區(qū)域的布爾操作的算法，以及參數(shù)曲線的分段生成算法。 - Our study shows that it is a good choice to apply generalized rational parametric curve to interpolate and fit unorganized data , because it provides higher numerical stability by appropriately adjusting the support of basis functions
最后應(yīng)用廣義有理參數(shù)曲線對散亂數(shù)據(jù)進行插值擬合，它可以通過調(diào)整基函數(shù)的支撐域來優(yōu)化方程的系數(shù)矩陣，因此提供了更高的數(shù)值穩(wěn)定性。 - Modern cad systems widely adopt nurbs ( non - uniform rational b - spline ) as the main modeling entity because they can represent other commonly used parametric curves and surfaces , while also being able to precisely present the natural quadric shapes such as cones and cylinders
許多國內(nèi)外流行的優(yōu)秀cad cam軟件都聲稱其曲線、曲面模型建立在nurbs (非均勻有理b樣條)理論和方法的基礎(chǔ)上。
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