Secondly, the rule order in the classification rule set is arranged by using conditional entropy as a measurement factor so that the classification efficiency is enhanced. 其次,采用条件信息熵作为分类规则的度量因子,对分类规则进行排序,从而进一步提高了分类规则的分类效率;
The Application of Comprehensive Evaluation Model in the Comparison of Regional Economic-based on Entropy and Effectiveness Factor Method 基于熵值与功效评分法的区域经济比较优势评价
Because the density of entropy is divergent on the event horizon, the cutoff factor was used to prevent divergences. 由于熵密度在事件视界上是发散的,因此取截断因子来防止发散。
Ensuring the information entropy of every factor; 确定各因素的信息熵权重;
The geophysical meaning of entropy change of γ value and the relation to γ value are discussed in detail. Lastly, the conclusion are obtained as follows: 1. Preparation of the Yanggao earthquake is accompanied by reducing entropy of amplitude factor of tilt tide. 文中对γ值熵变化的物理意义及与γ值变化的关系进行了必要的讨论,最后给出以下结论:1.阳高地震的孕育过程伴随倾斜固体潮振幅因子熵的减少。
Through the model of operation entropy, we can find which strip logistics is the best and which factor will influence it more. Besides, and we can also judge the level of logistics system and appraise whether the operation of logistics is good or not. 通过运行熵模型,我们可以看出哪个产品系列物流运行好,哪个因素更影响物流,该物流系统的状况如何,物流是否运行良好。
It may therefore be asked that Whether the entropy factor of the behaviour of the extra& nuclear electrons should be taken into account in addition to the energy factor. 因此,除了能量因素外,是否还需要考虑核外电子所具有的熵因素呢?
Changes of entropy of ground tilt solid tide factor in Ningxia 宁夏倾斜固体潮潮汐因子熵的变化
We also estimate the activated entropy and the reaction frequency factor by using RRKM theory. 根据RRKM单分子反应理论,得到了相应的频率因子和活化熵值。
In order to enhance the stability of deconvolution effect, the minimum entropy deconvolution factor of multichannel record advanced by Wiggins and others is changed from single side factor into double side factor, which is then processed to be sharp in double directions. 为增强反褶积效果的稳定性,将Wiggins等人提出的求多道记录最小熵反褶积因子,由单边因子改为双边因子,并对所求的因子进行双向削尖处理。
The Fuzzy Analysis in View of Entropy Coefficient for Influence Factor of Large Scale Project Decision Making 基于熵权的大型项目决策影响因素模糊分析
The driving forces affecting the spatio-temporal changes of information entropy and equilibrium degree values of land-use structure in Shandong are natural factor, population change, economic factor and policy adjustment. 自然因素、人口变化、经济因素和政策调控等是影响土地利用结构信息熵和均衡度时空变化的主要驱动因子。
In this paper, Using C. E. Shannon's information entropy formula, the entropy of amplitude factor(γ) of tilt tide is defined. 本文从沙农(C.E.Shannon)的信息熵出发,定义了倾斜固体潮振幅因子(γ值)的信息熵。
Based on the surface entropy factor(α), the crystal growth mechanism was predicted for the low index crystal surfaces in different solvents. The effects of solvent on the crystal habit were discussed. 根据界面熵因子α值,预测了NPAN晶体在不同溶剂中低指数晶面的晶体生长机制。
The results indicated that the grey relation entropy method can overcome the disadvantage of normal grey relation method, the relation degree of grey entropy did not be influenced by discriminant factor. 结果表明:这种方法克服了一般灰关联度分析方法的不足,灰熵关联度大小不受分辨系数的影响;
It is discovered that the B and C value in a definite region will jump up rapidly and lay in the high position, when the major earthquake is coming. The entropy H of the tide tilt amplitude factor will be reduced in this case. 发现在主震到来之前,B值和C值会突然上升并持续在高值状态,而熵值H则于此时减小。
According to the indicator system, the gob disaster risk were evaluated and classified, the establishment of the influencing factors unascertained measure function, Gob risk assessment process, the introduction of entropy theory calculate the impact factor weights. 根据该指标体系,对采空区灾害的危险性进行了评价与划分,建立各影响因素的未确知测度函数,在采空区风险评价过程中,引入熵理论计算各影响因素的指标权重。
Moreover, it turns out that the scrambled subsets on fibers are topologically very big, i.e. the supremum of the topological entropy of the scrambled subsets on fibers equals the relative entropy of the given factor map. 事实上,我们还指出;这种情况下,纤维上存在拓扑意义下‘很大’的混沌集,即,纤维上混沌集拓扑熵的上确界恰好等于因子映射的条件拓扑熵。
A new phase correction method, which is based on minimum information entropy, and nonlinear parameters of frequency and damping factor correction method, which takes advantage of complex principal component analysis, are proposed. 第四章则对波谱参数校正展开了深入研究,分别提出了一种新的基于最小信息熵的相位自动校正方法以及基于复数主成分分析的频率和衰减系数的偏移校正方法。
This paper mainly do the following work: ( 1) On the basis of cross fuzzy entropy introducing adjustment factor A, puts forward improving cross fuzzy entropy algorithm. 本课题主要做了以下几个方面的工作:(1)在传统互模糊熵的基础上引入调整因子λ,并提出了改进互模糊熵算法。
Define the tansformation operator in interval-valued intuitionistic fuzzy information, propose the axiomatic principles of constructing interval-valued intuitionistic fuzzy entropy based on fuzzy factor, intuitionism factor and width factor. 在区间直觉模糊信息中定义转化算子,基于模糊因子、直觉因子和宽度因子提出了构造区间直觉模糊熵的公理化准则。
A three-dimensional vector, which consists of the β of bispectrum, Shannon entropy, and wave crest factor is the sensitive eigenvector for faulty insulator. 双谱幅值特征量β、波峰因子、Shannon熵组成的三维向量是绝缘子劣化的敏感特征向量。
It uses an algorithm based on the class-information entropy for the discretization of condition attributes, and a genetic algorithm is used for attribute reduction, then the core factor set would be gained. 使用基于类信息熵的算法进行条件属性离散,采用遗传算法对条件属性进行约简,获得与径流量相关的核心因素集。
The continuous crystal growth mechanism was determined by calculating the surface entropy factor. 通过测定结晶诱导期,计算了HC结晶的固液表面能、表面熵因子并判别出晶体的连续生长机理。
And analyzed the entropy rights law in relation to the benefits and advantages of factor analysis. 并分析了熵权法的优点及相对于因子分析法的优势。