查询词典 uncertainty

This paper adopts spatial parallelogram to estimate uncertainty of arbitrary points inside and outside the spatial triangle plane, The estimate formulae of uncertainty of spatial triangle plane and normal vector are deducted.

随着GIS在环境仿真、城市规划、气象学、自然灾害预测预报、地质采矿等领域的广泛应用，空间数据库日渐庞大，因此空间数据质量的好坏直接影响着GIS应用、分析、决策的正确性和可靠性

The results were as follows: the expanded uncertainty was 0.08℃ with standard mercury-in-glass thermometer, and the expanded uncertainty was 0.026℃ with standard platinum resistance thermometer.

摘 要：以具体实例分别介绍了以二等标准水银温度计和二等标准铂电阻为标准器校准标准恒温槽的方法，对两种方法进行了比较，并对不同的方法作了不确定度评定：以二等标准水银温度计为标准器在100℃时的扩展不确定度为0.08℃，以二等标准铂电阻温度计为标准器在100℃是的扩展不确定度为0.026℃。

This paper introduces a modified fuzzy decision tree model. Firstly, the data are fuzzed by the use of optimal division point with optimal division entropy. Secondly, uncertainty theory of fuzzy math is introduced and a tree is built according to uncertainty of classification and creation rule. Finally, each unit can be detected about whether or not it is a fraud according to rule match method.

介绍了一种改进的模糊决策二叉树模型，即采用最优分割熵方法确定最优割点来对数据模糊化，引入模糊数学中的不确定性理论，依据分类的不确定性建造树，生成规则，在此基础上利用规则匹配的方法检测任意的样本数据是否为欺诈数据。

The main results are:(1) the L1 boundedness of the Cesaro means operator of the harmonic expansions on the unit sphere with reflection-invariant measures is proved, and the characterization of the convergence index is given; for the points not in the planes with singularities, the pointwise convergence is also proved; these results are the generalizations of those both for the classical spherical harmonic expansions and for the Jacobi expansions;(2) Using the differential-reflection operators of Dunkl type, the uncertainty principle of a class of Sturm-Liouville operators is established, and as consequences, the uncertainty principles of some well-known classical orthogonal expansions such as Jacobi, Hermite and Laguerre expansions are obtained;(3) by introducing the Cauchy-Riemann equations in terms of the differential-reflection operators of two variables, the harmonic analysis of the extended Jacobi expansions is studied; the results include the Lp boundedness and the weak-L1 boundedness of the conjugate extended Jacobi expansions; specially, for some indexes p smaller than 1, the basic theory of the related Hardy spaces is established.

主要成果有：（1）证明了带有反射不变测度的球面调和展开蔡沙罗平均算子的L1有界性，给出了收敛指标的特征刻划，对不在奇性平面上的点，还证明了点态收敛性，这些成果同时推广了经典球面调和展开和雅可比展开的结果；（2）利用Dunkl型的微分-反射算子建立了一类斯特姆-刘威尔算子的测不准原理，并由此得到一些著名的经典正交展开如雅克比展开、赫米特展开和拉盖尔展开的测不准原理；（3）利用由两个变量的微分-反射算子定义的柯西-黎曼方程组来研究扩展雅克比展开的调和分析，证明了共轭扩展雅克比展开的Lp有界性和弱L1有界性，特别是对小于1的一些指标p，建立了相应的哈代空间的基本理论。

Based on the method of standard curve, the mathematical model of evaluation on uncertainty for determination of SudanⅠ in food by single scan polarography has been established in this paper. The related components of uncertainty were analyzed.

本文依据标准曲线法建立了单扫描极谱法测定食品中苏丹红Ⅰ的不确定度评定的数学模型，对影响测量结果的不确定度分量进行了分析，较全面地评定了测定结果的不确定度。

Of uncertainty were analyzed. A comprehensive evaluation on uncertainty of measured results of SudanⅠ in food by single scan polarography was carried out.

本文依据标准曲线法建立了单扫描极谱法测定食品中苏丹红Ⅰ的不确定度评定的数学模型，对影响测量结果的不确定度分量进行了分析，较全面地评定了测定结果的不确定度。

This thesis has reviewed the concept of conservatism principle at first, and then proceeds from relation between conservatism principle and uncertainty in accounting system, thinking that the conservatism principle is a kind of accounting reflection modes that is formed from the uncertainty in accounting.

而随着经济的不断发展，会计活动中的不确定因素也越来越多，因此谨慎性原则在国际会计准则建立过程中，较早地得到了各国会计界的认可，它的存在和保留，也有其充分的理论依据和必然性。

The uncertainty about the ultimate technical feasibility of reanimation may very well be dwarfed by the uncertainty in other factors, such as the possibility that you deanimate in the wrong kind of way (by being lost at sea, for example, or by having the brain's information content erased by Alzheimer's disease), that your cryonics company goes bust, that civilization collapses, or that people in the future won't be interested in reviving you.

复苏的最终技术可行的不确定性与其他不确定性因素相比，几乎可以忽略不计。比如，你的生命流失在一个错误的地方（像失踪在海上或大脑的信息内容被阿尔茨·海默氏病删除），你的冷冻复苏公司破产，文明崩溃，或者未来的人们没有兴趣恢复你。

It is found that when the angle of the mirror is 2 degree,uncertainty of angle is 2% and uncertainty of reflectance is 0.1%.

在2度时，角度的不确定度为2％，反射率的不确定度0.1％，取得了突破性的进展。

In accordance with the method of silver nitrate titration of chloride in water,the sources of the uncertainty of measurement of chloride in water were analyzed and the uncertainty was evaluated.

根据硝酸银滴定法测定水中氯化物的含量，分析了该方法测量不确定度的来源，评定了水中氯化物的测量不确定度，在各不确定度中，以标准溶液配制与样品分析时滴定消耗的硝酸银体积引入的不确定度较大。

Article 144 The Government of the Hong Kong Special Administrative Region shall maintain the policy previously practised in Hong Kong in respect of subventions for non-governmental organizations in fields such as education, medicine and health, culture, art, recreation, sports, social welfare and social

第一百四十四条香港特别行政区政府保持原在香港实行的对教育、医疗卫生、文化、艺术、康乐、体育、社会福利、社会工作等方面的民间团体机构的资助政策。原在香港各资助机构任职的人员均可根据原有制度继续受聘。

Small wonder, then, that the Chinese spend more in the shop than any other group of foreign visitors do .

这样的小惊喜，使中国顾客比任何国家的人消费得更多。