查询词典 optimal policy

By investigating the convexity, monotonicity and asymptotic behaviour of the optimal value function, it is shown that the optimal policy is of simple hedging point structure and featured by several hedging points.

通过研究最优值函数的凸性、单调性和渐近性，证明了最优策略具有简单的阈值结构且被几个阈值参数完全刻画。

The stability problems are analyzed and discussed. The optimal control problem is formulated to determine the necessary conditions for optimality in networks. Three theorems about the properties of the steady state-costate solution in Hamilton function are confirmed leading to the natrual meaning and the optimal policy which can be implemented in practice. In chapter Ⅴ, the methods for nonstationary simulation of computer networks are discussed.

第四章表述了计算机通信网动态特性研究的主要数字方法；提出了排队与随机存取机制、网络链路传输和节点分流的状态空间模型，并作了稳定性研究；应用最优控制理论得到网络最优控制的必要条件，证明了哈密尔顿函数协状态变量的稳定解性质，据此研究分析了网络最优控制的本质意义及实现途径，并给出计算及建模实例。

Finally, referring to foreign theories and data, the dissertation analyses the relationship between monetary policy and asset prices in the context of optimal policy rules.

说明了我国的货币政策在对所关注的目标进行的调整过程中，兼顾了对资产价格的调整。

The next policy is near to the optimal policy.

最终将利用此策略进行一步的「策略改进」，此改进的策略便会是很接近最佳化的策略。

We can use value iteration to obtain the optimal value function, from which the optimal policy can be derived efficiently.

用值迭代的方法可以求解MDP的最优值函数，然后从最优值函数得到最优策略。

Value iteration based on the vector set results in the piecewise linear convex form of the optimal value function, which can also be used to obtain the optimal policy.

在向量集上进行的值迭代可以得到最优值函数的分段线性凸函数表示形式，同样也可以得到对应的策略。

The flexible manufacturing systems considered in the paper consist of possible unreliable workstations, whose inputs may be random. We derive the optimal input and service feedback control policy by using the uniformization technique and stochastic dynamic programming. It is shown that the optimal policy is of bang-bang type. Numeric example is given to illustrate the results.

对于具有随机输入和随机需求的一类不可靠柔性制造系统，利用转移率一致化技术和随机动态规划方法，给出了输入率和服务率分配的最优反馈控制策略，指出系统的最优控制具有bang-bang形式的开关结构，数值例子验证了文中的结果。

We show that the value function satisfies a free_boundary problem, prove the existence of the optimal policy by variational equation and get the optimal policy.

给出了价值函数满足的自由边界，用求解变分方程的方法证明了最优控制的存在性，并找到了最优控制策略。

It demonstrates that antitrust policies chosen by national governments will generally lead to sub-optimal outcome from an international perspective and how the direction of the deviation from the optimal policy depends on trade patterns and the extent to which national competition laws are applied extraterritorially.

国际竞争协议只有在那些具有相似贸易类型的国家间达成，而对于贸易类型明显不同的国家来说，只有从国际竞争合作中获利的国家对其他从中受损的国家实施补偿才有可能进行合作。

Abstract;;This;article;intends;to;establish;a;proper;taxation;institution,;with;which;the;government;can;control;and;check;business;tax;evasion;in;an;effective;way.;Related;knowledge;of;"zero;sum;two;person;games;theory";is;applied;to;establish;a;game;model;of;taxation;bureau-business.;In;this;model,;the;government,;as;the;drawer-up;of;the;game;rules,;is;by;all;means;capable;to;maximize;the;benefits;of;both;parties;concerned;on;Nash;equilibrium.;With;the;help;of;Mathematica4.1;Software,;an;optimal;policy;of;tax;levy;adopted;by;the;government;is;to;be;found;to;evade;some;negative;impacts;exerted;by;information;asymmetry;and;high-cost;tax;levy,;etc.;On;the;condition;that;business;burden;is;not;worsened,;that;is,;tax;rate;is;not;raised,;this;article;provides;the;optimal;policy;for;government;tax;levy,;so;as;to;increase;tax-levy;efficiency;of;the;government;and;tax;revenue.

运用&二人零和博弈理论&的相关知识，建立一个税务局－企业的博弈模型，在这个模型中，政府作为博弈规则的制定者，完全有能力通过制定相应的博弈规则，而使双方决策在纳什均衡时自己的利益最大化。我们用Mathematica4.1软件来帮助分析理解，寻找政府征税的最优决策，以期规避信息不对称、征税成本高等不利因素的影响。在不增加企业负担即不提高税率的情况下，分析给出政府征税的最优决策，以提高政府征税效率，增加税收收入。

Breath, muscle contraction of the buttocks; arch body, as far as possible to hold his head, right leg straight towards the ceiling (peg-leg knee in order to avoid muscle tension).

呼气，收缩臀部肌肉；拱起身体，尽量抬起头来，右腿伸直朝向天花板（膝微屈，以避免肌肉紧张）。

The cost of moving grain food products was unchanged from May, but year over year are up 8%.

粮食产品的运输费用与5月份相比没有变化，但却比去年同期高8％。