ID 原文 译文
51557 子层按顺序依次更新。 The sub-layers are then updated in sequence.
51558 仿真结果与复杂度分析表明,文章所提译码结构资源消耗和复杂度更低; Simulation results and complexity analysis show that the proposed decoding structure consumes less resources and has lower complexity.
51559 BD-NMS算法拥有更为优异的译码性能和收敛速度,在误码率为10-6时译码性能比密度演化最小和(DE-MS)算法提升了0. It can be seen that the BD-NMS algorithm has better decoding performance with faster convergence speed. The decoding performance is 0. 19 dB higher than that of Density Evolution Min-Sum(DE-MS) when the bit error rate is 10-6.
51560 19 dB左右,增加的复杂度只包括比较运算,易于硬件实现。 It is also concluded that the increased complexity only includes comparison operation, which is easy to implement in hardware.
51561 针对流媒体服务节点硬件成本高、流媒体服务器硬件能力未被充分发掘利用的问题,文章提出了优化流媒体服务器性能的软件方法。 Aiming at the problems of high hardware cost of streaming service node and insufficient development and utilization of streaming server hardware capability, we propose a software method to optimize the performance of streaming servers.
51562 首先,基于性能测试分析的结果,流媒体服务器性能瓶颈在于硬盘组负载不均衡, Firstly, based on the results of performance testing and analysis, the performance bottleneck of streaming server is that the load of disk groups is unbalanced,
51563 硬盘组的整体吞吐能力未被充分利用; and the overall throughput of disk groups is not fully utilized.
51564 其次,分析了Linux文件系统输入/输出(I/O)访问模式, Secondly, the Input/Output(I/O) access method of the Linux file system is analyzed,
51565 提出了直接I/O与异步I/O相结合,加速文件读取的方法; and a method combining direct I/O and asynchronous I/O is proposed to improve the file reading speed.
51566 然后,针对流媒体文件的特点,提出了分片存储技术,以支持并发读取,均衡硬盘组的负荷; Thirdly, according to the characteristics of streaming media files, shard storage technology is proposed to support concurrent reading and balance the load of hard disk groups.