This paper proposes the alternating direction method of multipliers-based infinity-norm(ADMIN) with threshold(ADMIN-T) and with percentage(ADMIN-P) detection algorithms,which make full use of the distribution of the s...This paper proposes the alternating direction method of multipliers-based infinity-norm(ADMIN) with threshold(ADMIN-T) and with percentage(ADMIN-P) detection algorithms,which make full use of the distribution of the signal to interference plus noise ratio(SINR) for an uplink massive MIMO system.The ADMIN-T and ADMIN-P detection algorithms are improved visions of the ADMIN detection algorithm,in which an appropriate SINR threshold in the ADMIN-T detection algorithm and a certain percentage in the ADMIN-P detection algorithm are designed to reduce the overall computational complexity.The detected symbols are divided into two parts by the SINR threshold which is based on the cumulative probability density function(CDF) of SINR and a percentage,respectively.The symbols in higher SINR part are detected by MMSE.The interference of these symbols is then cancelled by successive interference cancellation(SIC).Afterwards the remaining symbols with low SINR are iteratively detected by ADMIN.The simulation results show that the ADMIIN-T and the ADMIN-P detection algorithms provide a significant performance gain compared with some recently proposed detection algorithms.In addition,the computational complexity of ADMIN-T and ADMIN-P are significantly reduced.Furthermore,in the case of same number of transceiver antennas,the proposed algorithms have a higher performance compared with the case of asymmetric transceiver antennas.展开更多
CA日前宣布，CA为企业系统与应用提供的基于角色及法规的用户预设置系统—eTrust Admin r8．1标准版、企业版及数据中心版本已通过Windows Server 2003认证。通过Lionbridge测试部门VeriTest认证，eTrust Adminr 8．1已达到微软“Window...CA日前宣布，CA为企业系统与应用提供的基于角色及法规的用户预设置系统—eTrust Admin r8．1标准版、企业版及数据中心版本已通过Windows Server 2003认证。通过Lionbridge测试部门VeriTest认证，eTrust Adminr 8．1已达到微软“Windows认证”项目的严格要求。微软的Windows Server 2003认证项目为Windows操作系统中提供高可靠性及高效集成的认证应用建立了很高的技术标准。展开更多
又是一款对付肉鸡的好工具，有了它，我们就不用整天输入net user xx／add和net localgroup adrrI㈨stratorsx／add这些语句来添加管理员了了，只要执行了Win32 create Local Admin Uset，它就会自动添加一个用户名和密码均为X的用户，...又是一款对付肉鸡的好工具，有了它，我们就不用整天输入net user xx／add和net localgroup adrrI㈨stratorsx／add这些语句来添加管理员了了，只要执行了Win32 create Local Admin Uset，它就会自动添加一个用户名和密码均为X的用户，当然，这个用户是管理员权限的。软件的用法很简单，只要在CMD下执行它就可以了。展开更多
The National Development and Reform Commission (NDRC) announced on July 8th that China will strictly implement a system for examination and approval of foreign-funded projects to further strengthen the admin-istration...The National Development and Reform Commission (NDRC) announced on July 8th that China will strictly implement a system for examination and approval of foreign-funded projects to further strengthen the admin-istration of foreign-funded projects and avoid the abnormal inflow of foreign capital.Local competent departments should conduct the展开更多
利用Apache+PHP+php My Admin+My SQL5.0的方式建设环渤海虚拟台网地震数据管理平台,实现对地震事件、震相信息、台站参数的管理,同时增加地震矢量分布图等功能,管理员通过程序后台管理实现用户分级、上传下载修改信息记录,保证系统使...利用Apache+PHP+php My Admin+My SQL5.0的方式建设环渤海虚拟台网地震数据管理平台,实现对地震事件、震相信息、台站参数的管理,同时增加地震矢量分布图等功能,管理员通过程序后台管理实现用户分级、上传下载修改信息记录,保证系统使用安全。该系统投入使用后提高了滨海虚拟台网数据的利用率,实现滨海虚拟台网与天津台网的区域统一编目功能,解决了区域台网无法使用国家地震统一编目系统的问题,保证了地震观测质量。展开更多
基金This work was supported in part by the National Natural Science Foundation of China(NSFC)under grant numbers 61671047,61775015 and U2006217.
文摘This paper proposes the alternating direction method of multipliers-based infinity-norm(ADMIN) with threshold(ADMIN-T) and with percentage(ADMIN-P) detection algorithms,which make full use of the distribution of the signal to interference plus noise ratio(SINR) for an uplink massive MIMO system.The ADMIN-T and ADMIN-P detection algorithms are improved visions of the ADMIN detection algorithm,in which an appropriate SINR threshold in the ADMIN-T detection algorithm and a certain percentage in the ADMIN-P detection algorithm are designed to reduce the overall computational complexity.The detected symbols are divided into two parts by the SINR threshold which is based on the cumulative probability density function(CDF) of SINR and a percentage,respectively.The symbols in higher SINR part are detected by MMSE.The interference of these symbols is then cancelled by successive interference cancellation(SIC).Afterwards the remaining symbols with low SINR are iteratively detected by ADMIN.The simulation results show that the ADMIIN-T and the ADMIN-P detection algorithms provide a significant performance gain compared with some recently proposed detection algorithms.In addition,the computational complexity of ADMIN-T and ADMIN-P are significantly reduced.Furthermore,in the case of same number of transceiver antennas,the proposed algorithms have a higher performance compared with the case of asymmetric transceiver antennas.
文摘CA日前宣布，CA为企业系统与应用提供的基于角色及法规的用户预设置系统—eTrust Admin r8．1标准版、企业版及数据中心版本已通过Windows Server 2003认证。通过Lionbridge测试部门VeriTest认证，eTrust Adminr 8．1已达到微软“Windows认证”项目的严格要求。微软的Windows Server 2003认证项目为Windows操作系统中提供高可靠性及高效集成的认证应用建立了很高的技术标准。
文摘又是一款对付肉鸡的好工具，有了它，我们就不用整天输入net user xx／add和net localgroup adrrI㈨stratorsx／add这些语句来添加管理员了了，只要执行了Win32 create Local Admin Uset，它就会自动添加一个用户名和密码均为X的用户，当然，这个用户是管理员权限的。软件的用法很简单，只要在CMD下执行它就可以了。
文摘The National Development and Reform Commission (NDRC) announced on July 8th that China will strictly implement a system for examination and approval of foreign-funded projects to further strengthen the admin-istration of foreign-funded projects and avoid the abnormal inflow of foreign capital.Local competent departments should conduct the
文摘利用Apache+PHP+php My Admin+My SQL5.0的方式建设环渤海虚拟台网地震数据管理平台,实现对地震事件、震相信息、台站参数的管理,同时增加地震矢量分布图等功能,管理员通过程序后台管理实现用户分级、上传下载修改信息记录,保证系统使用安全。该系统投入使用后提高了滨海虚拟台网数据的利用率,实现滨海虚拟台网与天津台网的区域统一编目功能,解决了区域台网无法使用国家地震统一编目系统的问题,保证了地震观测质量。
