目标函数

The dissertation focuses on methods of parametric representation and deformation control, initialization problems and global optimization of the objective functions of the deformable models and templates.

论文重点讨论了所提出的各类可变形模型及模板的参数化表示及其变形控制、模型及模板的初始化以及目标函数的最优化搜索方法。

Characterizing plant phototropism, the algorithm looks the feasible region of integer programming as plant growth environment, and determines the growth probability on different growth points according to the changes of the object function.

该算法从植物的向光性特点出发，将整数规划的可行域作为植物的生长环境，根据各可行解目标函数的变化情况确定植物的生长信息，进而模拟出向光源迅速生长的植物生长动力学模型。

After that, based on the CVaR optimization model with transaction costs, we simulate smoothly the piecewise linear function in objective function separately, and obtain the continuous smooth CVaR optimization model. As an application, we explain via an example when the smooth simulation model is applied in the big scale investment portfolio choice problems, its convergence and stability has the enhancement comparing with the above linear model.

其次，在带交易费用的CVaR最优化模型的基础上，将模型目标函数进行了平滑模拟，得到连续平滑的CVaR最优化模型，并经过实例说明，对于较大规模投资组合选择问题，经过平滑模拟后的模型其解的收敛性和稳定性较之原模型的解都得到了提高。

Based on the temperature propagating analysis, the quantitative effect of decision parameter on position parameter and the objective function was obtained.

基于换热网络的温度传递系数分析，能够定量地求得决策变量和参数对状态变量和目标函数产生的影响，可以求得状态变量随决策变量的变化。

It adopts the voltage stability of distribution system as the object function, and uses the improved particle swarm optimization algorithm which can trace dynamically the environment's change to make the real-time dynamically reconfiguration of distribution system, and proposes a new coded form which divides the particle module according to the topological structure of distribution system, and then avoids the convergence precociously via the community characters of DPSO.

它以配电网络电压稳定为目标函数，采用可以动态跟踪环境变化的改进粒子群算法对现有典型的辐射状网络进行动态实时重构，并提出了一种新的编码形式，按照系统的拓扑结构划分粒子种类，从而利用改进粒子群算法的社区特性避免过早收敛。

According to com prehensive dam ping principle ,the target function of L OC used to solve the selection of PSS param eters is presented.

根据综合阻尼原理，将 LOC的目标函数用于 PSS的参数选择，并与根轨迹法的结果进行了动态响应方面的对比，获得了更为合理的结果。

In fact, it is a parameter optimization problem with signal-to-noise ratio gain as an objective function under the condition λ1 - const (i.e., the system response speed is prescript).

实际上，它是在系统响应速度事先给定的条件下，以信噪比增益为目标函数的一个条件优化问题。

Trade ; Political Economy ; Price Scissors ; Governmental Objective Function

贸易；政治经济学；价格剪刀差；政府目标函数

In order to efficiently handle multi-constraints, a vector function inner product is defined in the zero level set and a gradient projection method is constructed, and the necessary condition satisfied by the optimal solution is proved.

在这些研究的基础上，提出了适用于一般目标函数、多材料、多约束和多载荷工况的结构拓扑优化的水平集算法4.1，并给出了刚性结构、柔性机构和复合材料微结构设计算法5.1、6.1和7.1，以及大量的数值算例。

By using generalized projection matrix, conditions are given on the scalars in the three term-memory gradient direction to ensure that the three term-memory gradient projection direction is a descent direction. A new three term-memory gradient projection method for nonlinear programming with nonlinear equality and in-equality constraints is presented.

利用广义投影矩阵，对求解无约束规划的三项记忆梯度算法中的参数给一条件，确定它们的取值范围，以保证得到目标函数的三项记忆梯度广义投影下降方向，建立了求解非线性等式和不等式约束优化问题的三项记忆梯度广义投影算法，并证明了算法的收敛性。

And Pharaoh spoke to Joseph, saying, Your father and your brothers have come to you.

47：5 法老对约瑟说，你父亲和你弟兄们到你这里来了。

Additionally, the approximate flattening of surface strip using lines linking midpoints on perpendicular lines between geodesic curves and the unconditional extreme value method are discussed.

提出了用测地线方程、曲面上两点间短程线来计算膜结构曲面测地线的方法，同时，采用测地线间垂线的中点连线和用无约束极值法进行空间条状曲面近似展开的分析。