并行计算环境 meaning in English
parallel computation environment
Examples
- With the development of computer technology and network technology , the distributed parallel computation environment that based on network become a new high performance calculation environment because of its high cost performance and big range , large quantity heterogeneous cluster system parallel computation
随着计算机技术和网络技术的发展，以网络为基础的分布式并行计算环境以其较高的性能价格比和大范围、大数量异构机群并行成为新的高性能计算环境。 - The jlbnm using error concealment is improved , and parallel ijlbnm is designed on smp cluster , the main classes to realize the algorithm are designed with rational rose 2002 . the further study includes developing the efficient strategies based on smp clusters to solve parallel processing problems , such as the i / o strategy 、 communication optimization etc . meanwhile the parallel environment integrated with visualization tools can be a topic worthy of study
进一步的研究包括根据smpcluster系统结构特点挖掘解决并行处理问题的有效技术和方法,如i / o访问策略、通讯优化、数据分配等,从而为高效的并行算法提供参考;同时对并行计算平台的改进,将可视化工具集成到并行计算环境中也是一个值得研究的课题。 - This thesis follows newer developmental condition of computer science and technology , holds main research direction of my laboratory , tries to combine java with pvm ( the most mature and popular distributed parallel computing environment ) , and forms up a kind of experimental java parallel virtual machine system - javaite
本文跟踪计算机科学技术的最新发展动态，把握本教研室的主要研究方向，尝试将java语言与pvm （当前最为成熟和流行的分布式并行计算环境）相结合，以形成一个实验性的java并行虚拟机系统- javaite 。 - With numerical experiments , the main work in this study is as follows : ( 1 ) the building of network parallel numerical computing platforms based on pvm on win32 system , the setting of environmental variables , the startup of pvm and the configuration of virtual machine are discussed . ( 2 ) the methods for the design of network parallel numerical computing programs based on pvm on win32 system are relatively detailedly explored in this study , including the basic pvm programming patterns , the decomposition of workload , the design of communication and the numerical stability of pvm parallel numerical algorithms . ( 3 ) the emphases are not only put on the discussion of several important factors which affect the performance of pvm parallel programs , including load - balancing , communication costs , network performance , task granularity , computer ’ s memory capacity and the number of processors , but also on the corresponding strategies for improving the performance of pvm parallel programs
本研究结合具体的数值试验,主要完成了以下工作: ( 1 )探讨了pvmonwin32的网络并行数值计算平台的构架,并行环境变量的设置, pvm的启动及虚拟机的配置等; ( 2 )较详细地讨论了基于pvmonwin32的网络并行数值计算程序设计的方法及注意事项,包括pvm基本编程模式的研究、任务的分解、通信的设计及pvm并行数值算法的数值稳定性等; ( 3 )重点研究了影响pvm并行程序性能的几个重要因素,包括负载平衡、通信开销、网络性能、任务粒度、处理机个数以及处理机内存容量问题等,并提出了相应的策略,以最大限度地提高pvm并行程序的性能; ( 4 )针对基于pvmonwin32的由桌面pc机联网而成的网络并行计算环境中,处理机的运算速度较快而处理机间的通信相对较慢的实际情况,将求解线性方程组的gauss - jordan消去法与gauss列主元消去法结合起来,给出了网上高效并行求解稠密线性方程组的无回代gauss列主元消去法,其算法处理机间的通信开销较少,实现了负载平衡和各处理机间的全并行工作; ( 5 )在考察求解线性方程组的jacobi迭代法和gauss - seidel迭代法并行性能的基础上,将两者的优越结合起来,给出了基于pvm的微机网络并行计算环境下求解线性方程组的一种分组gauss - seidel并行迭代算法。 - Finally , cheap personal computers are used to construct distributed environment and design a three - level co - evolution model system . the system includes main server program algorithm , sub - server algorithm and client algorithm . it solves communication problem between all the processors and evolutes scheme design and detail design hierarchically and synergically
最后建立分布式并行计算环境，设计基于遗传算法的基坑支护分布式三层协同演化系统，分别构造主服务程序算法和子服务器算法程序及客户机输入界面，解决客户服务器之间的通信、主服务器与子服务器之间的通信问题，对方案和细部、细部和子细部进行分布并行协同搜索，获得出最优方案。