查询词典 algorithm of euclid

modern compute processors and systems have put many technologies into practice, while compliers make high-performance possible when these technologies are used.the tree-ssa optimization infrastructure in gcc supplies a powerful program analysis framework.the enhanced data dependence analysisinformation allows compliers to change the algorithm for widen locality .whereby the utilization ratio of the resources can be improved which leads to increasing throughput and higher performance.the study focuses on data dependence, matrix transform and cyclic transformation by analyzing their features,algorithm and performance and stating the status quo of gcc cyclic transformation whereby outlook of the study has been made.

现代的计算机处理器和计算机系统实现了很多先进技术，要利用这些技术更需要编译器的支持以取得高性能。 gcc中tree-ssa优化框架提供了一个功能强大的程序分析框架。增强的数据依赖分析信息允许编译器变换一个算法以取得更大的局部性，提高资源的利用率以增大吞吐量，提高性能。该文对数据依赖、矩阵变换、循环变换进行了研究，分析了它们的特点，算法和性能，陈述了gcc中循环变换的现状，对以后的研究做出了一定的展望。

For example, this algorithm can be used to check the DAG in Genetic Algorithm when the mutation happened.

例如在利用遗传算法学习贝叶斯网结构的过程中，变异后的网络结构可使用增量式拓扑排序进行环路检测。

In this chapter proposed the repetition iteration algorithm through the training sequence and its the corresponding array data-in repetition useenlarges the TD-SCDMA channel in the iteration step, may approach theoptimum result under the short data length, take the LMS algorithm asthe example simulation result indicated this method is feasible, mayeffectively improve the TD-SCDMA system smart antenna the performance.

本章中提出的重复迭代算法通过把TD-SCDMA信道中训练序列及其对应阵列输入数据重复使用加大迭代步数，可以在短的数据长度下逼近最佳结果，以LMS算法为例的仿真结果表明该方法是可行的，可以有效改善TD-SCDMA系统智能天线的性能。

The method combines 3D datum line least cost algorithm and dynamic 2D assignment algorithm.

该方案是将三维空间的基准线最小代价算法与动态2D指派算法相结合。

And an integrated navigation algorithm based on the dead reckoning system is put forward in this paper. The algorithm makes use of the output of accelerometers and navigation parameters to update the velocity of SINS.

该算法在传统的航位推算算法的基础上，利用惯组中加速度计组合的输出和航位推算给出的位置与姿态完成了惯导速度更新。

The principle and benefits in distributed interactive simulation of dead reckoning algorithm has been analysed , its basic models and some interpolation integral models are discussed and point the main direction in researching this algorithm is pointed out.

对预估算法的基本思想及其在分布交互仿真中的作用进行了分析；探讨了该算法的基本模型和插值积分模型；并指出研究该算法的主要方向。

On the foundation of this model, the deadbeat control algorithm and the robust control algorithm have been present.

针对目前控制方法中存在的问题，将UPQC视为一个整体，建立抽象出包含UPQC与电网、负载的统一数学模型。

Firstly, chaotic kinetic characteristic of Kent mapping is analyzed, using it to encrypt watermark image; Secondly, an algorithm of only modifying the decimal part of DC components is given, bringing the least error, effectively solving the problem which embedding watermark in DC components is easy to the image's block effect; Watermark is extracted without original image utilizing two-bits algorithm.

深入分析了帐篷映射的混沌动力学特性，并将其应用于水印图像的预处理；在分析了 DCT域嵌入对策的基础上提出了一种只修改 DC 分量小数部分的嵌入算法，引入的误差小，有效的解决了以往人们在 DC 分量嵌入水印容易引起图像块效应的问题；检测过程中利用二值离散算法使得水印提取时无需原始图像。

The error signal is smoothed by loop filter, then it is used to change the control register of interpolator and decimator: The proposed algorithm can track the frequency shift of sampling clock. The algorithm is simulated in both AWGN and multipath fading channel.

这种方法在发送端相邻载波间采用差分QPSK调制，在接收端利用QPSK的差分解调信号获得同步误差信号，从而获得关于OFDM符号同步和采样钟同步调整的算法，其特点是无需专门的同步导频信号。

First, an approximation solution is obtained by an incomplete algorithm, as an initial input of the complete algorithm, which is used to phase decision of branched variable.

首先利用局部搜索算法快速地得到一个近似解，并将该近似解作为完全算法的初始输入，用于其中分支变量的相位决策。

Objective:To compare the response control and attention of Schizophrenic patients with that of the healthy controls by Integrated Visual and Auditorycontinuous performance test. To quantitate the impairment of cognitive function in patients, and to explore the relationship between cognitive function and the severity of the disorder.

目的：探讨精神分裂症病人在IVA持续操作测试中的反应控制能力、注意力等，并与健康人进行比较，从而量化精神分裂症病人的认知功能损害，并进一步探讨其认知功能与疾病严重程度的关系。

Main effective factors including subcooling degree, mechanical vibration, gas hydrate reformation, environment temperature, noncondensing gas and surfactant are analyzed.

指出过冷度、机械振动、重复生成水合物、环境温度、不凝性气体、添加剂是影响气体水合物生成的主要因素，还对R152a水合物的放冷进行了实验研究。