查询词典 quadratic function

In this method, the function solves a quadratic programming subproblem at each iteration.

所谓大规模问题指的是出现在工程，化学等领域中有大量优化变量的问题。

General admissibility of linear predictor of future observations in growth curve model under quadratic loss function is investigated.

在二次损失情况下，研究一般增长曲线模型中未来观察值线性预测的泛容许性。

A novel quadratic penalty function based discretization algorithm for Newton optimal power flow is presented.

摘 要 提出了一种新的基于正曲率二次罚函数的最优潮流算法中离散控制量的处理方法。

A new optimal iterative learning algorithm was proposed in the time domain of a linear quadratic performance function, and it is used to simulate some examples.

摘 要：采用1种新方法对基于时间域内二次型性能函数的最优迭代学习算法进行研究，并采用仿真实例对该方法进行验证。

Firstly, some analyses for the quadratic approximation to a quasiconvex function are presented. In particular, it is pointed out that their quasiconvexities are not equivalent.

本文对算法中的拟凸的二次近似作一些分析，相出了它的不等价性并分析了解序列中的 Minkowski凸体的关系。

In the process of building up the system, all the following works are done: confirming the index system of the gas pipeline by the maximum quadratic mean deviation analysis, caculating the index weight by the means of AHP, bringing forward three easy and useful methods (TOPSIS, the effect function and the integration index) of the gas pipeline's engineering schemes' multi-valuation and at last the mathematical models of the maximum compatibility degree is introduced to integrate all the results of all methods above.

在构建这个系统的过程中，主要从事了以下一些工作：通过统计理论中的最小均方差法分析确立了输气管道指标体系；采用层次分析法对输气管道指标权重进行了分析计算；提出三种简单易行的用于天然气管道设计方案评价的新方法：理想点法、效用函数法和综合指数法；最后将决策理论中的最大兼容度模型用于输气管设计方案评价中。

At last, it controlled the linear 2-stage Inverted pendulum using the optimization quadratic method to design the amalgamation function.

最后采用二次寻优的方法设计融合函数并与模糊控制相结合控制二级倒立摆。

Coefficient function I1 ,I2 ,I3 of quadratic carve is the invariant under the right - angled coordinate transform.

二次曲线的系数的函数I1，I2，I3是直角坐标变换下的不变量，而系数函数k只是转轴变换下的不变量。

Finally, with Tobin's "Separation Theorem", we introduce the transaction cost into the efficient frontier and t he effective efficient frontier is obtained. And a quadratic utility function is applied to demonstrate that maintaining a suitable level of transaction cost in the current Chinese stock market is important to the equilibrium of the Chinese stock market and the risk control of the individual asset.

本文的第四部分，引用托宾的"分离定理"，通过加入交易成本，区分了名义有效边界和实际有效边界，指出了交易成本调整对我国股票市场均衡影响的作用机制，并引入了效用函数，实证研究了交易成本适度对我国股票市场均衡和个人资产风险水平控制的重要意义。

The local superlinear or quadratic convergence rate is also obtained under the condition that the solution is R-regular. 4. For NCPs and MCPs, by eliminating the multiplier parameters from above merit functions, some new simple smooth merit functions without any parameters are obtained respectively. For the P〓-function any stationary points of the merit functions are the solution of the problems.

对于互补和混合互补问题，通过消去乘子的技巧性工作，分别构造了新的不含任何参数的一类光滑价值函数，它们结构简单，在P〓-函数情形便可保证其稳定点是互补问题之解，不仅具备类似著名Fischer-Burmeister函数的良好微分性质，且强制性方面更优，同时对线性问题也保持了其线性性质。

According to the clear water experiment, aeration performance of the new equipment is good with high total oxygen transfer coefficient and oxygen utilization ratio.

曝气设备的动力效率在叶轮转速为120rpm～150rpm时取得最大值，此时氧利用率和充氧能力也具有较高值。

The environmental stability of that world - including its crushing pressures and icy darkness - means that some of its most famous inhabitants have survived for eons as evolutionary throwbacks, their bodies undergoing little change.

稳定的海底环境─包括能把人压扁的压力和冰冷的黑暗─意谓海底某些最知名的栖居生物已以演化返祖的样态活了万世，形体几无变化。