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Home > chinese-english > "prior probability" in English

English translation for "prior probability"

先验概率
预先概率


Related Translations:
priors:  普赖厄斯
prior action:  预先动作
prior consent:  事先的同意提前同意
prior deduction:  优先拨付
prior certification:  持证上岗
prior restrictions:  验前约束
prior structure:  初生组织先前组织原始组织原组织
prior incantato:  闪回前咒
prior consultation:  事先磋商
hurstbourne priors:  赫斯特本普赖厄斯
Example Sentences:
1.Late in the season, the fans find that they must alter their prior probabilities of winning .
比赛后期,球迷们发现必须变更他们事前估计的获胜概率。
2.The algorithm needs no prior probability distributing knowledge of measurement data , and is easy to realize with simple programming and calculation
该算法不要求知道测量数据的任何先验概率分布知识,编程简单,计算量小。
3.It is popularly considered that considering the influence of the prior probability accords with bayes rule and ensures the minimal loss in the classifying progress
一般认为,考虑先验概率符合bayes准则,能够保证分类过程中错分的损失最小。
4.In the process of decision with risks , if we using sampling theory , the best decision in prior probability and modified posteriori probability can be obtained
在进行风险型决策过程中,若能结合抽样理论,就可以以最低的代价找到先验概率下及修正后的后验概率下选择最优决策方案。
5.Supported by the analysis and advance process to the geographical data using gis software , the paper discusses the question that whether the accuracy of bayes supervised classification will be improved considering the influence of the prior probability
本文尝试利用gis软件对地理数据进行分析和预处理,对考虑先验概率是否提高bayes监督分类精度这一问题作了探讨。
6.The results show that bayes algorithm performs well in combining radar information for target identification because the need of prior probability is not too strict . but for bayes method , the robustness is not so well as that of d - s method
结果表明, bayes方法对先验信息的精确程度要求并不十分严格,能较好地解决雷达情报综合问题,而d - s方法比bayes方法更具有稳健性,但是其收敛时间较长。
7.The proportion based on the assistant data is used as the prior probability to replace the prior value in the conventional supervised classification ; the farther iterative prior probability is applied into classifying progress on landsat tm image
由辅助数据中计算各类别面积比率作为先验概率,替换传统监督分类中的先验值,并进一步对先验概率进行迭代,最后利用改进的先验概率对landsattm影像进行分类实验。
8.Compared with the regular rule - based expert system , the bayesian network based es can reason on the incomplete input information using the prior probability distribution ; the topological structure of the network being used to express the qualitative knowledge and the probability distributions of the nodes in the network being used to express the uncertainty of the knowledge , which made the knowledge representation more intuitively and more clearly ; applying the principle of the bayesian chaining rule , bidirectional inference which allow infer from the cause to the effect and from the effect to the cause can be achieved
与一般基于规则的专家系统相比,贝叶斯网专家系统利用先验概率分布,可以使推理在输入数据不完备的基础上进行;以网络的拓扑结构表达定性知识,以网络节点的概率分布表达知识的不确定性,从而使不确定性知识的表达直观、明确;利用贝叶斯法则的基本原理,可以实现由因到果及由果到因的双向推理。
9.Monte carlo is a method that approximately solves mathematic or physical problems by statistical sampling theory . when comes to bayesian classification , it firstly gets the conditional probability distribution of the unlabelled classes based on the known prior probability . then , it uses some kind of sampler to get the stochastic data that satisfy the distribution as noted just before one by one
蒙特卡罗是一种采用统计抽样理论近似求解数学或物理问题的方法,它在用于解决贝叶斯分类时,首先根据已知的先验概率获得各个类标号未知类的条件概率分布,然后利用某种抽样器,分别得到满足这些条件分布的随机数据,最后统计这些随机数据,就可以得到各个类标号未知类的后验概率分布。
10.The main conclusions are following : ( 1 ) compared with the conventional mlc , the method of iterative prior probability based on the vector map can dispel the prior probability ’ s influence and the overall accuracy and kappa index can be improved ; ( 2 ) to the types with greater area than average area of all types , the producer ’ s accuracy will be improved while user ’ s accuracy be lessened , but to the ones with smaller area , the situation is just the opposite
本研究的主要结论是: ( 1 )与传统的最大似然法分类相比,利用地理数据矢量化得到的先验概率进行迭代,可进一步消除先验概率对最大似然分类法分类结果的影响,使分类总精度和kappa指数有进一步提高; ( 2 )分布面积大于平均值的类别,生产者精度一般会变高,使用者精度会变低;分布面积小于平均值的类别,生产者精度一般会变低,使用者精度会变高。
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