查询词典 criterion

This paper presents a tabu search algorithm for constructing evolutionary trees based on maximum likelihood and parsimony criterion.

摘要 这篇论文当中提出一个以禁忌搜寻演算法来建构最大概率条件的演化树与吝啬法的演化树。

It is difficult to evaluate the document collection partition in distributed information retrieval. Recently, there is no clear evaluation criterion for the document collection partition problem.

分布式信息检索的文档集合划分方案的评价是一个困难的问题，目前还没有良好的评价标准。

In this paper, two partition models are built to formulate the document collection partition problem from the essence of the problem itself and they can be used as the evaluation criterion of the document collection partition problem.

从文档集合划分问题本身出发，给出了两个划分模型来刻画文档集合划分问题，从而使这两个模型可以作为文档集合划分的有效评价指标。

Penman considers that the criterion means that how to do can become an eligible party member.

笔者认为，党员标准问题，也就是怎样做才算是一个合格的共产党员的问题。

of content:This dissertation tries to conclude the personality of Zhuangzi by a certain extent with geist writing,the penster deem that Zhuangzi is a sincere man who could succed to ancientry and stick to his own ideal,is different from those men who defy the society at aftertime,he represents the conduct criterion and preach spirit of a sage.

本文试图以比较感性的笔调对庄子人格进行一定的归纳，作者认为庄子是能继古守志之真性情人，不同于后世恃才傲物之类，在他的身上表现了一位得道之人的行为规范和传道精神。

By means of experimental research on every criterion and its test process in the existing standard of industrial APP,some problems and shortcomings in the standard are found,for example,low criterions in phosphorus pentoxide content,average polymerization degree and granularity,imperfect test means in nitrogen content,average polymerization degree,and so on.

通过对工业聚磷酸铵行业标准中各项指标和检验方法的实验研究，发现标准中存在一些问题和不足，如五氧化二磷含量、平均聚合度、粒度等的指标要求低及氮含量和平均聚合度的检验方法不理想等。

CO was indexed to the body surface area. A percentage error of 30% or less was established as the criterion for method interchangeability.

最后我们设定一个≤30%的差错率来作为该新方法与标准的热稀释法间的评判标准。

Established a performability model of network system under the performance criterion, and used Markov theory obtained some performance indexes.

并以公共信道信令网络的性能可靠性分析为例，给出相关结果，数据显示了方法的合理性与正确性。

In the study of the nonlinear dynamics, Melnikov function is widely used as a criterion to check whether subharmonic or ultra-subharmonic bifurcation even chaos will occur in a perturbed Hamilton system.

在非线性动力系统的研究中， Melnikov函数被广泛地用来作为微扰哈密顿系统是否发生次谐或超次谐分岔乃至混沌的判据。

The first method is not related to petrogenesis, but welcomed by its benefit in field work and basic petrology research; the second method reflects magma sources and tectonic environment, which has always been considered to be very important since proposed, especially a steady flow of A-type granite result in recent years; the third method, often used by researchers, consists of information about mineralogy, petology and magma source; the last method is characterized for its simple and uniform classification criterion, as well as strong operability.

矿物学－岩石学分类不涉及成因信息，比较适用于野外工作以及最基本的岩石学研究；ISMA分类的标准反映的是岩浆源区和构造环境，自提出后备受重视，尤其是A型花岗岩的研究成果近来大量涌现；Barbarin的综合性分类包含了矿物学、岩石学和岩浆源区的信息，也受到一定的推崇；Frost的地球化学分类标准统一，具有很强的操作性。

The split between the two groups can hardly be papered over.

这两个团体间的分歧难以掩饰。

This approach not only encourages a greater number of responses, but minimizes the likelihood of stale groupthink.

这种做法不仅鼓励了更多的反应，而且减少跟风的可能性。