并行算法

It is a difficult task to parallelize the existing sequential algor ithm.

对已有的串行算法进行并行化，是一项很困难的工作。

Compared with traditional numerical methods, the LB method has several important features, including: simplicity in algorithm, easily programming, direct calculation of pressure from a state equation and amenability to simulate all kinds of flow field with complex boundaries, it also has many advantages in the respect of parallel computation because of its regional evolution.

与传统的计算方法相比较，LB方法具有算法简单、编程容易、压力可以通过状态方程直接求解、能够模拟各种复杂边界的流场等优点，并且计算的局域性使其在并行计算方面也具有很大的优势。

Compared with traditional numerical methods such as the FEM, FDM, etc, the LB method has several important features, including: simplicity in algorithm, easily programming, direct calculation of pressure from a state equation and amenability to simulate all kinds of flow field with complex boundaries, it also has much advantage in the respect of parallel computation because of its regional evolution.

与传统的计算方法如FEM、FDM等相比，LB方法具有算法简单、编程容易、压力可以通过状态方程直接求解、能够模拟各种复杂边界的流场等优点，并且计算的局域性使其在并行计算方面也具有很大的优势。

An efficient parallel algorithm, PMAR, which is based on share nothing architechure in multiple computers, is given to settle the problem of mining association rules in a distributed database or a very large database, An incremental updating algorithm for mining association rules, EUIA, which is based on algorithm LIDBSO, is proposed.

提出了一个基于多台计算机间无共享体系结构的高效并行采掘关联规则的算法PMAR，用于解决在分布式数据库中或在特大数据库中的关联规则采掘问题。

FIR is the core of the system, by adopting parallel distributed arithmetic, the speed of the system can be improved significantly.

设计采用了Xilinx公司的Virterx-Ⅱ系列芯片，作为预处理核心部分的FIR滤波器采用了并行分布式算法，提高了处理速度。

In this dissertation, surrounding BAP chip, we discuss the constitutuent of SIMD parallel system, based on which we also discuss the image processing and digital signal processing algorithm.

本文围绕BAP芯片，对SIMD并行系统的构成进行了研究，并在此基础上进行了图像处理以及数字信号处理算法的研究。

It makes full use of the data fusion and parallel process of the neural network to improve the calculation speed of the algorithm.

研究一种基于神经网络的移动机器人路径规划算法，充分利用神经网络的融合性和并行性提高移动机器人路径规划算法的运算速度。

The pseudo parallel genetic algorithm is applied to the optimization of PID controller's parameters.It overcomes the premature phenomenon that often appears in the general genetic algorithm in some extent and the convergence speed is improved.

在对PID控制器参数优化中引入了伪并行遗传算法，在一定程度上克服了常规遗传算法容易产生的&早熟&现象，收敛速度也进一步提高。

Put forward an algorithm called PPSCRIPT (Parallel Pseudo Sequential Critical Path Tracing) for sequential circuit fault simulation, and implemented the algorithm in C language to improve the efficiency of sequential circuit fault simulation.

在时序电路的故障模拟方面作者提出了并行时序电路伪临界路径跟踪算法PPSCRIPT，并用C语言编程实现了该算法，使时序电路的故障模拟效率提高，时序电路的故障模拟是测试中期的问题。

The traveling agent problem is a complex combinatorial optimization problem.Ant colony algorithm suits to solve nondeterministic polynomial problem,as it is a new evolutionary algorithm,has the characteristics of parallelism,positive feedback and heuristic search.

旅行Agent问题是复杂的组合优化问题，蚁群算法作为一种新的生物进化算法，具有并行、正反馈和启发式搜索等特点，适合求解NP难问题。

According to the clear water experiment, aeration performance of the new equipment is good with high total oxygen transfer coefficient and oxygen utilization ratio.

曝气设备的动力效率在叶轮转速为120rpm～150rpm时取得最大值，此时氧利用率和充氧能力也具有较高值。

The environmental stability of that world - including its crushing pressures and icy darkness - means that some of its most famous inhabitants have survived for eons as evolutionary throwbacks, their bodies undergoing little change.

稳定的海底环境─包括能把人压扁的压力和冰冷的黑暗─意谓海底某些最知名的栖居生物已以演化返祖的样态活了万世，形体几无变化。