chebyshev polynomials 中文意思是什麼

chebyshev polynomials 解釋
契比雪夫多項式
  1. Predictor based on chebyshev polynomials for lifting scheme

    一種擬合型的提升小波預測方法
  2. Some identical relations about the sum of chebyshev polynomials product

    二類切比雪夫多項式積和的幾個組合恆等式
  3. The main part of this hybrid algorithm is a chebyshev iteration which applies chebyshev polynomials to act on initial vectors and makes the obtained vectors close to the wanted eigenvectors ; the second one is the preconditioning subspace iteration method which uses a preconditioning matrix to impact the residual matrix obtained from the iteration procedure, so the distribution of eigenvalues is improved

    第一個改進演算法是用chebyshev多項式加速的子空間迭代法，它是用chebyshev多項式作用初始向量，使其更接近所要求的特徵向量。第二個改進演算法是對每次迭代所得的殘余矩陣直接進行預處理以改善矩陣特徵值的分佈。
  4. Subspace iteration accelerated by using chebyshev polynomials

    多項式加速的子空間迭代法
  5. Several relations between chebyshev polynomials of the first and second kind

    有關兩類切比雪夫多項式的幾個關系式
  6. Fem with absorbing boundary condition and expansion of discrete chebyshev polynomials for inverse problem of elastic waves

    基於吸收邊界條件的有限元方法和離散切比雪夫展開的二維缺陷識別
  7. The other, called " integral method ", is got by converting the problem to degree reduction of bi - variable polynomials with upper bounds using approximation theory and the relationships between chebyshev bases and bernstein bases

    另一個是將問題轉化為二元多項式的保上界降階問題，再由近似逼近理論和chebyshev基與bernstein基的轉換關系，求得區間有理bezier曲面的降階逼近的「整體法」 。
  8. The author ' s work gives new way, which is beneficial to real time interaction and can efficiently reduce computing time as well as data storage amount. these algorithms can find good use in numerical machining, robotics, form - position tolerance and computer graphics. ( 3 ) degree reduction for nurbs curves and surfaces by applying the theory of the best uniform approximation of chebyshev polynomials and the explicit matrix representation of nurbs curves, this thesis centers on the research of the explicit nearly best approximation of multi - degree reduction of nurbs curves

    以上關于等距曲線的幾何逼近與代數逼近的演算法改革了當前國際圖形界只能對基曲線沿法矢方向平移定距離的點作近似逼近的固定模式，創造了利於交互操作，能有效地減少計算量及數據存儲量的新方法，可在數控加工、浙江大學碩士學位論文機器人、形位公差學、計算機圖形學中獲得很好的應用（ 3 ） nurbs曲線曲面降階應用nurbs曲線的顯式矩陣表示及chebyshev多項式逼近理論，以實現nurbs曲線顯式一次性降多階的近似最佳逼近為目標進行了研究
  9. We also review parallel computing model, parallel programming model and the software engineering for numerical applications. ( 2 ) on spectral element method and parallel computing of 2 - d spectral element shallow water model i ) we put forward a hybrid - local - basis theorem, and give two kinds of local basis schemes fitting for both the chebyshev polynomials and the legendre case

    （ 2 ）關于譜元素方法及兩維半隱譜元素淺水波模式的并行計算? ）依據切比契夫多項式和勒讓德多項式的計算特點，提出了一個混合局部基函數預備定理，給出了兩類混合局部基譜元素格式。
  10. Our numerical results show that the accelerated subspace iteration method by using chebyshev polynomials and the preconditioning subspace iteration method are superior to the original subspace iteration method

    數值試驗結果表明用chebyshev多項式與預處理技術加速的子空間迭代法比原始子空間迭代法優越。
  11. A channel estimation method employing chebyshev polynomials

    多項式進行通道估計的方法
  12. In order to accelerate the convergence rate, we improve the original method with chebyshev polynomials and preconditioning techniques, and present two new algorithms

    為了加速子空間迭代法的收斂性，我們應用chebyshev多項式與預處理技術，得到了兩個新的改進演算法。
  13. We also obtain some identities involving two kinds of chebyshev polynomials which generalized a result of grabner and prodinger in more general setting containing melham ' s conjecture as a special case

    此外還建立了涉及兩類chebyshev多項式的恆等式，證明了melham的一個猜想，推廣了grabner和prodinger的一個結果。
分享友人
分享到 Line

分享到臉書