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It is based on the difficulty of computing the discrete logarithm modulo for a composite number and the factorization problem of large integer.The size of the group signature and verification time of the group signature are equivalent to that of an individual signature.

该方案的安全性是基于求离散对数和RSA大整数因式分解的困难,其签名长度和签名的验证时间只相当于一般个人签名。

The purpose of this study was to explore the tourist's attitude, behaviour, motivation, characteristic about travel, willingness to pay for the fee of interpretive service in Chiku Black-faced Spoonbill Refuge. According to the motivation factors, tourists can be categorized into three groups: mass consumption, protecting environment, positive concernment.

本研究探讨前往七股黑面琵保护区之游客对解服务费用之愿付价格,依据游客对生态观光的动机将游客区分为三个集,分别命名为「大众消费」、「保护环境」及「热衷投入」,欲解同生态观光动机集的游客对解服务费用之愿付价格。

This paper introduces the sufficient conditions of the similarity between someparticular block matrix on the division rings.

给出除环上某些特殊块阵的相似的充分条件,并具体给出了对于除环上n阶阵A和B,AB与BA的逆都存在的充分必要条件,并推广了Cao等人"在两个矩阵乘积逆的逆序法则"文章中一个结论。

Fibrations of congruence of lines and applications of sections ;2. The few group section is calculated for several in core assemblies,and the parameter section table is ordered by different Gd 2O 3 weight percent, burnup, energy group, and then the necessary sections for in core burnup are calculated with function .

本文介绍的组件均匀化参数计算的处理方法是以先进的燃料组件软件包TPFAP为基本工具,对于堆内各种类型组件计算少截面,按Gd2O3不同重量百分比、比燃耗、能等顺序组成参数截面表,再用函数插值法求得全堆燃耗计算所需的截面。

Themethod has global optimization ability. The conjuncture point of the ant colony optimization andthe Marr WNN has been found.

本论文找到了蚁算法与Marr小波神经网络的结合点,并做了相应的改进,首次提出了基于蚁优化的小波神经网络模型。

Finally, the paper applies colony algorithm with immune ability of side consistency restraining in combinatorial problem of water distribution system.

最后,我们将基于边浓度抑制的免疫蚁算法应用于典型的给水管网的组合优化问题,通过该实例进一步证明,基于免疫机制的蚁算法比其它传统算法具有更好的解决给水管网优化问题的能力。

Grouping – costs There are also costs of belonging to a group: increased competition for food, increased conspicuousness to predators, increased risk of disease.

——代价作为集的一员也有弊处:增加竞争食物的强度,更易引起捕食者的注目,提高感染疾病的风险。

The main aim of this thesis is to extend some results of classical convex analysis to notions of Carnot groups, which contain the inequalities of Hadamard type, the Lipschitz continuity, the comparison principle and the second order derivatives for convex functions on Carnot groups G and regularity of quasiconvex functions on G.

本文的主要目的是推广欧氏空间凸分析中的一些结果到Carnot上凸分析的情形,其中包括Carnot上凸函数的Hadamard型不等式、Lipschitz连续性、比较原理、二阶可微性及拟凸函数的正则性问题。

A kind of algorithm for continuo- us function optimization based on Ant Colony System is improved to suit for the parameter identification at first.

在本文中提出的改进连续空间蚁优化算法的基础上提出了一种基于连续域蚁算法的参数辨识方法。

To solve continuous function optimization problems, a new stochastic search algorithm based on ant swarm intelligence is introduced .

引言蚁算法是最近几年才提出的一种新型的模拟进化算法,2000年把蚁算法扩展到了求解连续函数的优化问题[1]。

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推荐网络例句

She gently rebuff ed him, but agreed that they could be friends

她婉言拒绝了,但同意作为朋友相处。

If in the penal farm, you were sure to be criticized.

要是在劳改农场,你等着挨绳子吧!

Several theories about reigniting and extinguishing of the arc have been refered.

本文综合考虑了几种电弧重燃和熄灭理论。