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- MultiGrid methods, helping beginer to study. 多重網格講稿; 幫助初學者入門.
- Abstract An effective multigrid method is described for solving structural dynamic response in finite element analysis. 摘要 提出了一種適合於有限元分析中求解結構動力響應的多重網格方法。
- Meanwhile, the cascadic multigrid method with traditional iteration is nearly optimal. 同時證明了經典迭代下的瀑布型多重網格是擬最優的。
- An effective multigrid method is described for solving structural dynamic response in finite element analysis. 摘要 提出了一種適合於有限元分析中求解結構動力響應的多重網格方法。
- An effective multigrid method has been developed to accelerate the Euler solution of transonic flow for a helicopter rotor in hover. 發展了一種加快懸停旋翼無粘流場計算收斂速度的多重網格方法。
- We implement a multigrid method on GPU and improve the accuracy of 2D realtime fluid simulation by using the implemented multigrid method. 摘要在GPU上實現了多重網格法,並用該方法改進了二維的實時流體模擬,更充分地利用GPU的并行計算能力。
- An unequal distance multigrid method is developed to solve the thermal elastohydrodynamic lubrication of line contact problem. 使用不等距多重網格法求解了線接觸熱彈流潤滑問題。
- To mitigate the above-mentioned problem, a full multigrid method (FMG) solving the TIE for phase retrieval is presented. 提出了一種完全多重網格方法求解光強度傳播方程的相位恢復方法。
- By use of multigrid method, this paper proposes a preconditioned iteration method solving the boundary value problem of elliptic equations, the proof of convergence is given. 摘要利用多重網格法的思想,構造出一種求解橢圓型方程邊值問題的預處理迭代格式,並給出了收斂性證明。
- Based on the theory developed by [6], it is proven that the W-cycle multigrid method is optimal, i.e., the convergence rate is independent of the mesh size and mesh level. 我們提出了一種網格轉移運算元,在[6]的理論框架下,證明W循環的多重網格法是最優的,既收斂率與網格尺寸及層數無關。
- Then a similar intergrid transfer operator is given for the spaces of velocity, and the $\cal{W}\mbox{-cycle}$ multigrid method is presented for solving the algebraic equations. 接著對速度空間提出一種類似的網格轉移運算元,並給出W循環的多重網格法來解對應的代數方程組。
- Liu Jianjun.Numerical simulation of 3d viscous flow using a multiblock multigrid method[J].Journal of Engineering Thermophysics,2002,23(4):46-48(in Chinese). [3]劉建軍.;用多塊多網格方法數值模擬三維粘性流動[J]
- The optimal Z I relation is established with real time data and the multigrid method is used in solving the Euler equation. These considerations can improve data accuracy in a target region and save time as well. 由雷達反射率因子Z和地面降水強度I實時地獲得最優Z-I關係,在求解歐拉方程時採用多重網格法,不僅可提高計算結果的精度,還可大大提高計算速度。
- The cascadic multigrid method for the second order elliptic problem is considered, which is discretized by P1 nonconforming element, or Carey element, or Wilson element, is accurate and has the optimal complexity. 證明了兩階橢圓邊值問題的cascadic多重網格方法 ;對於P1非協調元、Carey非協調元、Wilson非協調元均可以達到最優 .
- NACA0012, NACA4412, RAE2822 airfoil and ONERA M6 wing, delta wing, slender body of missile and TND-712 wing-body standard model were chosen to confirm the validity of the current multigrid method. 選用了NACA0012翼型、NACA4412翼型、RAE2822翼型、ONERA M6機翼、大后掠三角翼、細長旋成導彈體及TND-712翼身組合體等多個算例對本文使用的多重網格方法進行了驗證。
- In order to accelerate the convergence of conventional iterative methods at each time step, a multigrid method is employed. 為了加快傳統迭代法在求解隱格式時在每一個時間步上的迭代收斂速度,採用了多重網格加速技術。
- WANG Xi-cheng, LIU Xin-li,WU Hong-yu.A new parallel scheme in conjunction with algebraic multigrid method and multifrontal technique[J].Journal of Dalian University of Technology,2002,42(2):148 - 152. [14]王希誠;劉信力;吳宏宇.;代數多重網格與多波前技術綜合併行有限元分析方法[J]
- An improved method is put forward, in which the equation, computation domain and boundary condition are changed, and then the phase is reconstructed by the multigrid method and corrected at last. 為了克服上述困難,提出了一種相位恢復的改進方法,即改變了方程的表示形式、計算區域和邊界條件,並用多重網格法進行求解獲得重構相位,最後再將其修正。
- In this paper we consider solving two-dimensional elliptic partial differential equation (PDE) via orthogonal wavelet and multigrid methods. 摘要考慮二維橢圓型偏微分方程的數值解。
- The method seems good but it needs to be tried out. 這個方法似乎不錯,但需要試驗一下。