查询词典 primary algorithm

Put forward improvement DF algorithm and TD-IDF algorithm, the time that used DF algorithm to have linear on one hand is complex degree, suit the characteristic that large-scale text handles quite, adopt the method that adds a keyword appropriately, the insufficient; that made up for its to filter to mistake of individual and useful information on the other hand, use a feature the weight that chooses level in the feature undertakes adding counterpoising handling to TD-IDF method, the dimensions of documentation collect expanded below the circumstance that does not increase expenditure, still raised likeness to spend calculative accuracy.

提出改进的DF算法和TD-IDF算法，一方面利用了DF算法具有线性的时间复杂度，比较适合大规模文本处理的特征，并通过适当增加关键词的方法，弥补了其对个别有用信息错误过滤的不足；另一方面，利用特征项在特征选择阶段的权重对TD-IDF方法进行加权处理，在不增加开销的情况下扩大了文档集的规模，还提高了相似度计算的精确度。

Moreover, because the new algorithm has made use of many measures to reduce the computation burden such as algorithm of cumulating first then correlating and optimum path algorithm, it is most suitable to implement in software GPS receiver.

由于算法采用了多种措施来降低运算量，因此算法的运算量适中，非常适合在软件接收机中采用。

Equations are differenced by control volume algorithm , convection term is differenced by up wind difference algorithm , diffusion term and continuity equation are differenced by central difference algorithm .

采用控制容积法对控制方程组进行离散，对流项采用迎风差分格式，扩散项、连续方程采用中心差分格式。

Mainly deals with the modification to related matching algorithm based on gray scale and minimum matching algorithm on gray scale, using gradated in-and-out amalgamation algorithm to make the image link together smoothly and seamlessly.

针对基于灰度相关的匹配算法进行改进，提出了基于灰度差极小值的匹配算法，采用渐入渐出的融合算法，使图像达到平滑、缝的拼接。

The Coordinated Multi-Queue Algorithm relieves this problem efficiently. CMQ algorithm classifies the blocks which often be accessed together as an access group, and replaces the blocks of an access group in bulk. CMQ algorithm homogenizes the cache hit-ratios of all the storage nodes caches, and improves the global cache hit-ratios of the cluster file system.

采用存储节点缓存协同置换算法CMQ(Coordinated Multi-Queue)把一些经常同时被访问的数据块归为一个访问组，并对访问组施行整体置换策略，使各存储节点缓存的命中率趋于均匀，从而提升并行文件系统存储节点缓存的整体命中率。

The using of hybrid Genetic Algorithm , which hybridizes Genetic Algorithm and Simplex algorithm is to study the optimizing method to design products.

6采用&遗传算法+单纯形法&的混合遗传算法，用于产品的优化设计。

By hybridizing planar multi-median algorithm and shortest-path genetic algorithm, an approximate algorithm for network multi-median problem is presented.

4提出了一个将平面多中位选址方法与最短路—遗传算法相结合的近似网络多中位选址优化方法。

Supposing processing information as a task of node,power constraints of node is considered,and node uses way of awaking/sleeping,during awaking assureed that sensor node accomplishes task and cluster head node can schedule multi-task of sensor node.will resolve such problem:before satisfying multi-tasks deadline invaliding of sensor node,how to feasibly schedule schedule algorithm of improving Rate-Monotonicand dynamic Preemptive Earliest Deadline First Algorithm,via concrete example are presented,The process of algorithm achieving is explained.

假定每个节点对信息的处理看作是一个任务，考虑节点能量限制，节点采用唤醒/休眠机制，在唤醒期间确保节点任务完成，簇头节点能够调度处理多个传感器节点的任务。文中解决的问题：在满足多个传感器节点任务处理的截止期失效前，簇头节点如何合理的调度任务，提出了改进的 RM(rate-monotonic)调度算法和动态的抢占式最早截止期优先任务调度算法(Preemptive Earliest Deadline First Algorithm，PEDFA)。

On the foundation of standard UKF algorithm, the ratio of the theoretical value to the practical ones of the innovation's covariance was taken as the input of the FLAC to reduce the dependency of FLAC on the filter model, the generality of the fussy adaptive UKF algorithm was intensified; In the procedure of adjusting the measurement noise's covariance dynamically, the adjusted range could be amplified or minified to different extent by setting the exponential adjusting parameter, so the adjusting velocity and precision of the algorithm was controlled.

在标准的非线性UKF算法基础上，以残差的实际方差与理论方差的比值作为FLAC的输入，使FLAC对滤波模型的依赖性减弱，强化了模糊自适应UKF方法的通用性；在对量测噪声方差阵进行动态调节的过程中，通过设置指数调节参数可不同程度地放大或缩小调节的幅度，使算法的调节速度和精度得到控制。

We discuss in this paper several kinds of decentralized algorithm: ALOHA, Slotted-ALOHA, CSMA, Tree Algorithm, and Pretested Random Tree Algorithm. We put emphasis on the method of ...

本文阐述随机多址技术用来解决冲突的几种算法：ALOHA，分隙ALOHA，载波监听多址，树形算法，以及预测随机树形算法，着重讨论如何提高信道利用率和获得系统稳定。

Pachomius manual labour was organized as an essential part of the monastic life; and since it is a principle of the monks as distinguished from the mendicants, that the body shall be self-supporting, external work of one sort or another has been an inevitable part of the life ever since.

根据圣pachomius体力劳动组织作为一个重要组成部分寺院生活；以来，这是一个原则的和尚，作为有别于乞丐，该机构应自支撑，对外工作的这种或那种已一个必然的一部分，生活至今。

In order to study the effects of parametrical rolling on the ship movement and tilts, in allusion to ship's navigating in regular following waves, the equation of ship rolling motion is transformed into normal Mathieu equation by proper variable replacement when strong parametrical excitation in restoring moment varied according to sine or cosine wave.

为研究参数横摇对船舶运动和倾覆的影响，通过对船在规则波上随浪航行时，恢复力矩中出现的1个以正余弦规律变化的强参数激励项进行适当的变量置换，将船舶的横摇运动方程转换成标准形式的Mathieu方程。