ID |
原文 |
译文 |
47436 |
其次,利用近似特征向量技术,给出一种方法,将基于身份的公钥加密体制转换为基于身份的全同态加密体制,可以进一步减小密文尺寸。 |
Second, with the idea of approximate eigenvector, an improved method to convert the schemeinto an identity-based fully homomorphic encryption one was put forward to further reduce ciphertext size. |
47437 |
和现有体制相比,除了不需要计算密钥,实现真正意义上的基于身份特性以外,还减小了密钥和密文尺寸,提高了计算和传输效率。 |
Comparedwith existing schemes, the converted scheme not only abandons evaluation keys to make it fully identity-based, but alsohas smaller keys and ciphertext, which results in higher computational and transmission efficiency. |
47438 |
针对异构网络融合环境提出一种基于中继节点辅助的毫微微蜂窝(Femtocell)混合接入控制算法,为Femtocell 网络相邻用户(NUE,neighboring user)提供较好的性能支持。 |
A Femtocell hybrid access control algorithm assisted with relay note was proposed to supply higher performance for the Femtocell neighboring users (NUE) in heterogeneous network. |
47439 |
该算法将中继节点部署在网络外围的架构,通过中继放大转发或直传链路的传播方式对 NUE 进行数据传输, |
Deploying relay outside the Femtocell net-works was used and amplify-and-forward (AF) relaying protocol or direct link protocol was alternated to use for the datatransmission of Femtocell NUE. |
47440 |
并设置 Femtocell 网络注册用户(FUE,Femtocell user)的 QoS 门限值、宏蜂窝用户(MUE,Macrocell user)的跨层同频干扰容忍门限值以及 Femtocell基站(FBS,Femtocell base station)下行总功率受限为约束,将上述资源分配问题建模成最优化问题, |
An optimization problem was formulated with the constraints of the required transmis-sion rates thresholds of Femtocell registered users (FUE), the thresholds of the cross-tier interferences to the macrocellusers (MUE), and total transmit powers of the Femtocell base station (FBS). |
47441 |
通过采用对偶分解算法进行求解,并将直传与中继放大转发模式相结合,从而适用于多用户多基站环境下 Femtocell 混合接入。 |
By using the dual decomposition method, aFemtocell hybrid access control algorithm was given based on the combination of the direct mode and relay mode. |
47442 |
仿真结果显示,所提算法不仅能够对 FUE 的 QoS 进行保护,还能有效降低对 MUE 的跨层同频干扰, |
Simu-lation results have shown that the scheme can not only protect the QoS required by the FUE, but also decrease thecross-tier interferences suffered by the MUE. |
47443 |
而且动态、灵活地改变 NUE 的接入模式,较大幅度地提高 NUE 的系统性能, |
It also illustrates the better performance of the NUE through the dynamicand flexible access mechanism. |
47444 |
且在一定区域内采用中继转发链路获得的数据传输速率要比采用传统直传链路的数据速率高约 25%左右。 |
Furthermore, based on the last simulation the relay link would help the NUE obtain about25% more performance than the traditional direct link in some regions. |
47445 |
为了能够有效地识别水军,实现了水军识别算法。 |
In order to distinguish the spammers efficiently, a classifier based on the behavior characteristics was estab-lished. |