查询词典 projection gradient method

Based on the stochastic subspace method, the projection from row space of future data to that of data is modified to an update mode for subspace tracking.

基于随机子空间算法，利用矩阵空间的性质和QR分解将行空间到过去行空间的投影展开为一种用于跟踪的修改递推模式。

They. separate the G matrix into a barenucleon-nucleon interaction V and correction term △ G. The projection method isonly applied to the correlation term △ G; which is parameterized by fourpseudo-mesons. Then the nucleon self-energy in the DBHF can be calculated with theG matrix in the relativistic Hartree-Fock approximation.

研究表明，我们利用G矩阵新的分解方法计算得出的不对称核物质自能，特别是中子物质标量自能、有效质量的结果与简单方法有很大的差别，如有效质量相差200MeV左右。

Constructing a reference template to remove static background,capturing and separating moving numeric character by its projection,a new method of recognition based on the characteristic of endpoints and holes is raised.Some techniques to deal with the abnormal situation are discussed.

通过构造参考模板去除静态图像背景，采用投影法进行移动数字快速捕获及分割，提出了基于端点与孔洞特征的数字识别方法，并给出了具体实现过程，指出了可能出现的异常情况及其解决途径。

A 3rd-Runge-Kutta-5th-WENO scheme is used in this study to get solution of the Level Set advection equation. A Projection method is used to solve the N-S equation, and different discretization schemes are presented. A TDMA algorithm is used to solve the energy equation. With the use of these methods, a numerical simulation of vapor-liquid two-phase flows during condensation with large density ratio has been successfully realized.

本文应用三阶Runge-Kutta－五阶WENO组合格式求解Level Set输运方程，应用投影法求解气－液两相流流场N-S方程，给出了不同投影法的具体格式，应用TDMA算法求解气－液两相流场的能量方程，成功实现了对大密度比气－液两相流冷凝流动问题的数值模拟。

The results show that the design method which unifies the stereographic projection and the spherical triangle analytic geometry is one kind of both simple and the quick methods.

研究表明，采用极射赤平投影和球面三角形解析几何相结合的设计计算方法，是一种既简便又快捷的定向钻进轨迹设计方法。

This is a method of stereographic projection, after a theoretical analysis to derive the formula under the program to get.

详细说明：这是赤平投影的一种方法，经过理论分析之后根据推导出的公式进行编程得到的。

A stereographic projection is an ancient method of mapping points on the surface of a sphere to points on a plane.

立体投影法：这是一个古老的方法，我们可以用这个方法把一个球形上的表面地图投射到一个平面上。

Our method can avoid fold-overs by the stereographic projection and always yields bijective mappings.

该方法能够避免立体投影出现三角形折叠的情况，保证最后的映射是双射。

Stability of a highly-jointed cut destructed slope in Guangdong province is analyzed with stereographic projection method in the paper based on detailed geological investigation.

依据地质调查数据，运用常用的边坡岩体结构分析法和赤平投影方法，对广东某省道公路一处曾发生滑坡、崩塌破坏的节理化岩石边坡的稳定性进行了分析。

Furthermore, a method is also given to determine projecting image of the first derivative vectors on a sphere under the stereographic projection.

然后，逆投影回球面得到一条球面有理插值PH曲线。

Effective local search tactics reaches local searchers when they are ready to buy - with every way that it is possible for them to buy from you.

有效的地方搜索策略达到当地的搜索，当他们准备购买-以各种方式，这是他们有可能从您那里进行购买。

The first two are periodic sentences for their beginnings; and the fifth and the last are also periodic sentences each for the embedding of a parenthetic structure.

1960年代中后期，当战后女权主义和当时的许多其他抗议运动在西欧和北美发展成某种势力时，性别的概念演绎成补充和延伸生物性别差异的概念。