step iteration method 中文意思是什麼
step iteration method
解釋
逐次疊代法-
Moreover, based on routine research method on abutment stability, non - linear finite element shear strengthes reducing by step iteration method is put forward in this paper, which is also applied in the analysis of abutment stability of tengzigou arch dam successfully
在此基礎上，介紹了非線性有限元強度折減迭代解法，探討了復雜地基上拱壩整體穩定安全度的評價方法，並應用於藤子溝拱壩穩定安全度評價。 -
And lager step size could be used in the integral process. based on the gear method and the differential - algebraic equation simultaneous solution method, the newton iteration formula is derived in this thesis
本文根據電力系統全過程動態模擬軟體的基本積分方法（ gear法）和微分一代數方程聯立求解法，構造了gear法聯立求解微分方程組和代數方程組的牛頓迭代公式。 -
It is posssible that the trust region subproblem needs to be resolved many times before obtaining an acceptable step for the traditional trust region method, and hence the total computation for completing one iteration might be expensive
對于傳統的信賴域方法，要獲得可接受的迭代步可能要通過重復計算多次信賴域子問題才能獲得，因此每完成一次迭代的整個計算會比較大。 -
On one hand, from the technique of constrained least squares and limited energy of additive noise, an effective restored approach by adopting regularization method to overcoming ill - posed problem, solving an equation with a single variable, and using space iterative algorithm is proposed ; on the other hand, aiming at the restoration of blurred image, another effective restoration approach based on least - square algorithm is also proposed in this paper. this method firstly adopts increment iterative algorithm to improve convergence and meanwhile applies regularization technique to overcome ill - posed problem. in the computations, the regularized parameter has its adaptive character, which can be determined in terms of the restored image at each iteration step therefore automatically correct to the appropriate value
一是從約束最小二乘出發，在加性噪聲能量有界的前提下，採用正則化方法來克服病態問題，通過解一個單變量方程，並利用空域迭代運算實現了一種有效的圖像復原;二是針對模糊圖像的復原問題，從最小二乘演算法出發，採用增量迭代的方法改善演算法的收斂性，同時結合正則化技術克服問題的病態性質，並引入自適應的正則化參數，使其與圖像復原的迭代運算同步進行並自動修正到最優值。 -
Furthermore, the newton method can relax the lindt of step size due to convergent l [ ~ condition, llhp * fi ] < l, for the simple iteration method that is used in ll lyi ] <, for the simple iteration method that is used in, some general electric - mechanical transient simulation programs
同時，牛頓迭代方法對步長力的限制較寬，可以採用較大的步長，從而克服了目前電力系統機電暫態程序中通常採用的簡單迭代演算法求解微分一網路方程，受迭代收斂條件的限制，積分步長h受限的問題。 -
Because of need of much iteration in each time step while carrying on nonlinear numerical anaiysis, the incremefltal equilibrium formulation and its equivalent iterative equation of the constant average acceleration newnark method are deduced
鑒于橫縫非線性數值分析需要在每一時間步內迭代多次，推導了newmark常加速度增量平衡方程及其等效迭代格式。 -
Some improvement are made on the ground of direct method, such as adding the outer iteration and adopting dynamic convergent criterion to accelerate it, introducing the iteration step factor, adding the flux criterion to main iteration, etc. compared with the other two computation methods, the modified direct method has the advantage of wide calculational range and high precision
在直接法的基礎上作了幾點改進，如引入參數使得主迭代中增加了外迭代並採用動態收斂判據加速迭代過程，引入步長調整因子f ，給主迭代收斂條件增加了通量判據等。
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