Employing temporal channel correlation in user selection for MIMO broadcast systems;
多天线广播系统中利用信道时间相关特性的用户选择算法(英文)
In this paper,we investigate the user selection algorithm in MIMO broadcast channels with many users.
当M IMO广播信道中存在很多用户时,需要进行用户选择。
For multiuser MIMO systems, antenna selection and user selection are worth studying specially, because antenna selection gets MIMO system gain with low complexity and lowcost, user selection enhances the system capacity through selecting part most superior users, eff.
针对多用户的MIMO,天线选择和用户选择特别值得研究,因为天线选择在获得多天线性能增益的同时又能降低系统的复杂度和成本,用户选择可以通过合理地选择部分最优的用户,有效地提高系统容量。
This paper mainly deals with the application of genetic algorithm to parameters selection of support vector regression.
研究了遗传算法在回归型支持向量机参数选择中的应用:首先,分析了支持向量机的几个参数对其预报能力的影响,发现参数选取不当,会导致支持向量机出现过学习或欠学习现象;在此基础上提出利用遗传算法来解决回归型支持向量机的参数选择问题,模拟实验证明,该方法克服了传统参数选择方法存在的缺点,提高了支持向量机的预报精度。
By combining several parameters selection approaches of Support Vector Machine(SVM),this paper proposes a method that defines parameters directly by analyzing training samples.
综合4种支持向量机回归的参数选择方法的优点,提出一种对训练样本进行分析并直接确定参数的方法。
The parameters selection can be transformed into an optimization problem by defining the root mean square error of a SVM prediction model as an evaluation function.
将支持向量机的参数选择问题转化为优化问题,以模型预测均方根误差为评价函数,提出一种引入混沌变异操作的改进分布估计算法(estimation of distribution algorithm,EDA),并将其用于优化求解ε-支持向量机的参数:惩罚因子、不敏感损失系数以及高斯径向基核函数的宽度。
Development status of ultra-supercritical steam turbine abroad is summarized, the technical & economical base of parameter choice for these units are also discussed, according to which, the orientation and stage are proposed.
概括了世界各国超超临界汽轮机的发展状况,讨论了超超临界机组参数选择的技术经济依据,并在此基础上提出了我国超超临界汽轮机的发展方向和阶段。
According the terminals structure characteristics and the terminals die precision demand,introduced staple design skill and design parameter choice of terminals die in die factory.
针对端子结构特点及模具精度要求,介绍了工厂常用的端子模具设计技巧及设计参数选择。
Analysis of selection of parameters in a quasi-synchronous sampling algorithm;
准同步采样参数选择方法分析
Research on Receive Antenna Selection and User Selection for MIMO Systems
MIMO系统中的接收天线选择与用户选择技术研究
Research on User Selection Scheme for Multi-user MIMO Downlink Systems
多用户MIMO系统下行链路中用户选择技术研究
Low Complexity User Selection for Multi-user MIMO Downlink Systems
下行多用户MIMO系统中的低复杂度用户选择
An Improved User Selection Algorithm for Downlink Multiuser MIMO System
一种改进的多用户下行MIMO系统用户选择算法
Option buttons (Several possible selections; user chooses one)
选项按钮(几个可能的选项；用户选择其中之一)
Check boxes (several possible selections; user chooses one)
复选框(几个可能的选项；用户选择其中之一)
Choose the site groups you want these users to have.
请选择用户所属于的网站用户组。
You must select a user or site group to remove.
必须选择要删除的用户或网站用户组。
Select the databases to which the user account will have access.
选择用户帐户可以访问的数据库。
Remove the selected user account and the user access to the server.
删除选择的用户帐户和用户到服务器的访问。
Select options for computer users to log on or switch between users.
选择计算机用户登录或在用户间切换的选项。
Instead of forcing a user to key in his selection, present him with a list of possible selections from which to choose.
与迫使用户键入其选择不同，让用户从包含可能选项的列表中选择。
Select User-defined Error Messages (optional)
选择用户定义的错误信息（可选）
To select an owner for the cross-site group, click Select...
要选择跨网站用户组的所有者，单击“选择...”。
Under Select rights, select the rights you want to assign to the users and groups.
在“选择权限”下，选择要分配给用户或组的权限。
No roles are selected. Please select at least one role for the user.
未选择角色。请为该用户至少选择一个角色。
"Select the public network from which clients gain access to the cluster.
"选择用户访问群集所用的公用网络。
Choose to continue trying other users, or to skip the rest of the users
请选择“确定”，继续尝试其他用户；或者选择“取消”以略过剩下的用户
