不确定性

Uncertainty, the process that cannot be accurately verified about spatial process and character, is an intrinsic specific property of each natural phenomenon in nature.

不确定性是指关于空间过程和特征不能被准确确定的过程，它是自然界各种空间现象自身固有的属性，如何在GIS数据库中合理的表示不确定性一直是学术界关注的问题。

This paper deals with the uncertainty of parameters in the looper control in rolling mills and the multi-objective robust PID control is proposed.

针对热连轧活套控制中的模型参数不确定性问题，文章建议采用多目标鲁棒PID控制算法处理这类问题；该算法不仅可以保证系统的稳定性，而且对具有一定不确定性的系统也能保证其动态特性品质，同时其设计与实现相对简单，该控制算法的效果通过仿真结果加以验证。

Research object of the paper is inverted pendu- lum control system based on the PCI—1710—B Multifunction Card of ADVANTECH Company.

倒立摆系统存在严重的不确定性，系统的参数的不确定性，不确定因素的干扰。

This paper use China's macro data form 1978 to 2007 the empirical Friedman's theory in EGARCH-M model, and take a step further to analysis the relationship between the growth uncertainty and inflation rate and growth rate.

并在次基础上对我国的通货膨胀率、经济增长率和通货膨胀不确定性经济增长不确定性之间的关系进行了研究。

One way is to use risk metalanguage (a formal description with required elements) to provide a three-part structured "risk statement", as follows :"As a result of , may occur, which would lead to ."

有一种方法是使用风险元语言（一种包含必要元素的正式描述）提供一个由三个部分组成的"风险陈述"，即"作为确定的原因引起的结果，不确定性事件可能发生，而不确定性事件又会导致对目标产生的后果。"

The misusage of the concept in government documents and economics theory comes from the misunderstanding to Coase theorem.

由于"产权"概念内涵的不确定性，将使我国经济体制改革中各个主体间权利界定带来不确定性。

Following that, the theorem of maximum entropy andthe theorem of monotonicity are proved as well as the positivity of entropy.

本文指出了度量模糊变量的不确定性和度量模糊集的不确定性之间的本质差异，表明了定义模糊变量的熵的意义所在。

Chapter 6 studies uncertainty representation by the evidence theory and presents the index function method to describe evidence uncertainty. The combination monotonicity of evidence is discussed.

第六章运用证据理论研究了不确定性的表示问题，提出了描述证据不确定性的指标函数法，研究了证据的合成单调性。

By applying H〓 control theory method, chapter six presents and proves the existence conditions of Nash equilibrium strategy of N person dynamic noncooperative game theory with energy bounded uncertainty. Furthermore, an illustrate example of differential game on government debt stabilization shows that the disturbance can be attenuated efficiently by taking H〓 Nash equilibrium strategies.

第六章应用H〓控制理论方法，研究了系统受到能量有限不确定性扰动情况下，如何求N人非合作动态对策问题的纳什均衡解，并通过一个关于政府债务稳定微分对策问题的简例，进一步证实了采用H〓控制策略可以有效地抑制不确定性扰动对于控制目标的影响。

A novel uncertainty model for short-term optimization scheduling of the hydrothermal power system based on chance-constrained programming is presented.

分析了电力市场中日前交易与实时交易的关系，考虑了水火电力系统的水力联系和电力联系，针对各种不确定性因素的影响，基于机会约束规划提出了一种新的水火电力系统短期优化调度的不确定性模型。

With Death guitarist Schuldiner adopting vocal duties, the band made a major impact on the scene.

随着死亡的吉他手Schuldiner接受主唱的职务，乐队在现实中树立了重要的影响。

But he could still end up breakfasting on Swiss-government issue muesli because all six are accused of nicking around 45 million pounds they should have paid to FIFA.

不过他最后仍有可能沦为瑞士政府&议事餐桌&上的一道早餐，因为这所有六个人都被指控把本应支付给国际足联的大约4500万英镑骗了个精光。