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- The model consists of a single advection?diffusion equation with a source term. 此模型由一個(gè)單一的具有源項的對流擴散方程組成.
- The solution of the diffusion equation can be used to simulate the evolution of some kinds of scarp slopes. 摘要擴散方程可以用來(lái)模擬某些坡地演化形態(tài)。
- The other type of initial value problem of interest for us is the diffusion equation. 另一類(lèi)我們感興趣的初值問(wèn)題是擴散方程。
- The form solution to the Mixed Problem of one dimension inhomogeneous diffusion equation was given through the method of undetermined function. 摘要利用待定函數法給出了一維非齊次擴散方程混合問(wèn)題的形式解。
- The properties of solution to a class of quasilinear degenerate parabolic system coupled via three nonlinear diffusion equation are considered. 摘要研究了由三個(gè)擬線(xiàn)性退化拋物型方程通過(guò)非線(xiàn)性項耦合而得到的一類(lèi)擬線(xiàn)性退化拋物方程組解的性質(zhì)。
- RICHARD C.HASKELLI,Lars O.Svaasand,et al.,Boundary conditions for the diffusion equation in radiative transfer[J].J Opt Soc Am A 1994,11(10):2727 2741. 張睿;劉小林;鮑鴻吉;等.;邊界條件對生物組織漫射光時(shí)域模擬計算的影響[J]
- A perturbational finite volume (PFV) method for the convective diffusion equation is presented in this paper. 在有限體積(FV)方法的重構近似中;引入數值攝動(dòng)處理;即把界面數值通量攝動(dòng)展開(kāi)成網(wǎng)格間距的冪級數;并利用積分方程自身的性質(zhì)求出冪級數的系數;同時(shí)獲得高精度迎風(fēng)和中心型攝動(dòng)有限體積(PFV)格式.
- This paper deals with the periodic optimal control governed by a degenerate nonlinear diffusion equation. 摘要研究由退化非線(xiàn)性擴散方程所支配系統的周期最優(yōu)控制問(wèn)題。
- This algorithm using wavelet coefficient to approximates the diffusion function of the nonlinear diffusion equation. 該方法用小波系數估計非線(xiàn)性擴散方程的擴散函數。
- The continuum equation for tumor cell and the diffusion equation for nutrients and inhibitor are established. 建立腫瘤細胞相的連續勝方程與營(yíng)養、抑制因子的擴散方程。
- The diffusion equations are derived by the Chapman Enskog method. 該模型滿(mǎn)足流體質(zhì)量擴散方程和運動(dòng)方程。
- This paper concerns with the initial and boundary value problem for a nonlinear diffusion equation with degeneracies. 摘要研究具退化性的一類(lèi)非線(xiàn)性擴散方程的初邊值問(wèn)題。
- forward and backward diffusion equation 前向-后向擴散方程
- A variational formula combining mixed finite element method with discontinuous finite element method is derived for solving the two-group neutron diffusion equation in 2D. 摘要構造了求解二維兩群中子擴散方程的混合間斷有限元格式，研制了相應的計算程序。
- Based on the diffusion equation, the transition probability density of stock prices is calculated by means of the Monte-Carlo method. 摘要在擴散方程對股價(jià)運行描述的基礎上，用蒙特卡羅方法得出未來(lái)某一時(shí)刻股價(jià)轉移概率密度的數值解。
- Palmer T S. Discretizing the diffusion equation on unstructured polygonal meshes in two dimensions, Annals of Nuclear Energy, 28(2001) 1851-1880. 陳光南;李德元;萬(wàn)正蘇;解三維擴散方程的積分內插格式;計算物理;3(2003)205-207.
- Firstly, a new edge stopping function was constructed by combing the total variation miniature with the anisotropic diffusion equation. 首先把總變分和各向異性擴散方程的有機結合構造出新的邊緣停止函數；
- Basing on the three dimentional model and starting from advection diffusion equation, a prediction model for concentration field is set up... 在此基礎上，從平流擴散方程出發(fā)，建立了一個(gè)與上述流場(chǎng)相應的濃度場(chǎng)預報模式。
- By solving the diffusion equation using the lattice gas automata (LGA), we develop a numerical technique for the modeling of flu. 利用格子氣自動(dòng)機方法計算該擴散方程,實(shí)現了對雙重孔隙介質(zhì)中流體運移過(guò)程的數值仿真模擬。
- The advantages of the diffusion equation feature are gained to discuss the visual process of scarp slope, together with forcasting it's future shape. 我們初步利用擴散方程的這一特性來(lái)探討斷層崖坡面演化過(guò)程的可視化方法，同時(shí)預測其未來(lái)的形態(tài)。
