time vector

Simulation results show that the ripe torque of the PMSM DTC based on the strategy of fuzzy modulating the time of voltage vector is decreased dramatically.

仿真结果表明基于模糊调节电压矢量作用时间策略的永磁同步电机直接转矩控制的脉动转矩大大地减小。

( 2) Dynamic Time Warping, Vector Quantization, Hidden Markov Model and Artificial Neural Network can be used in speaker recognition.

现有的说话人识别方法有动态时间规整法、矢量量化法、隐马尔可夫模型和神经网络法等，其中HMM已成为目前最佳的说话人识别处理模型。

Objective To observe the time of adenovirus vector mediated rat insulin-like growth factor-1 ( rIGF-1) gene expression in male Wistar mice.

[目的]观察腺病毒介导鼠胰岛素样生长因子-1（rIGF-1）基因在Wistar大鼠体内的表达时间；以及三种不同rIGF-1基因注射途径对其在体内表达效果的影响。

Based on achievement of comprehensive time series forecasting and neural network prediction, the paper proposed price forecasting model of mixed time series based on support vector machines.

通过综合时序预测和神经网络预测的研究成果，提出基于改进支持向量机的时序混合电价预测模型。

Based on analyses of features of spot noise method and unsteady grid, time varying vector fields, a new technique, the unsteady spot noise, is proposed for visualizing 2 dimensional unsteady grid, time varying vector field.

通过分析点噪声方法和非定常网格数据场的特点，提出适用于二维非定常网格数据的可视化方法：非定常点噪声方法。

This paper first expresses a multimedia stream by two instantaneous events according to the CSP ( Communicating Sequential Process) theory. Then the concept of time duration vector is defined and some computations on it are considered.

该文首先根据通信顺序进程的理论，把一个多媒体流用两个瞬时事件表示，并且定义了时间区间向量的概念和在它之上的一些运算。

The structured substances of life produce, develop and evolve irreversibly in the non-symmetry in the direction of the time vector.

生命的结构物质，在不对称中，在时间箭头的方向上不可逆地产生着、发展着、演化着。

The algorithm consists of PD controller and CMAC algorithm which input variable is time vector.

算法以时间为CMAC的输入矢量，在结构上与PD控制复合构成控制器。

At the same time, space vector model base on information retrieval model similarity measurement is putted forward and realized.

同时借鉴网络搜索引擎与文档检索的思想提出并实现了基于信息检索模型的空间向量模型相似性度量方法。

The algorithm took transmission time vector between nodes as input, and a model was established by KLPP, which can reflect partial information network topology structure.

该算法以节点间的传输时间向量为输入，借助能够体现网络拓扑结构局部信息的核局部保持映射进行建模。

The manual production of vector topographic maps can be a time consuming and costly process.

地图的手工矢量化是一项耗时、费力的工作.

The Time Varying Unit Vector

随时间变化的单位矢量

To describe user model exactly, tree-model based on time vector is proposed to express user profile, user model is hierarchical, and it can also discriminate long-term model and short-term model.

通过在二层树状结构中加入时间向量来精确描述用户兴趣模型，使它不但具有层次性，而且能区分用户的短期和长期兴趣。

At the same time, the vector load index is used as the key parameter overload detecting algorithm too.

同时，向量负载指数也作为本文提出的解决SCP过载检测的关键参数。

Experiment results show that the presented algorithm can improve the prediction accuracy and reduce the training time of support vector machine.

实验结果表明，所提算法提高了SVM分类器的预测精度，缩短了训练时间。

Cascade Multilevel Converter Based on Sample Time Staggered Space Vector Modulation and Its Application to Shunt Active Power Filter

错时采样空间矢量调制的级联型多电平变流器及其在并联有源电力滤波器中的应用

Microcomputer bused Real time Modulation Method of Inverter Space Vector Symmetric PWM Signal

逆变器空间向量对称PWM信号微机实时调制方法

Space Time Rotary Vector and Its Complex Number Expression of Electromagnetic Laws in Electric Machine

时空旋转相量及其电磁定律在电机中的复数表达式

The algorithm has the advantages of high accuracy and fast speed. Image stabilization tests for air photo sequence are carried out with this algorithm and the estimated time for motion vector is only 10ms.

它具有精度高和速度快等特点，用该算法对实拍的航摄图像序列进行稳像试验，运动矢量的估计时间仅为10ms。

In accordance with the error and the change of error of torque, the time of voltage vector is modulated based on fuzzy inference.

即在常规永磁同步电机直接转矩控制系统的基础上，根据转矩偏差和转矩偏差的变化率，模糊调节电压矢量作用时间，以减小转矩脉动。

In order to quickly get the decision-making, vector cosine law is used for searching similarity cases. Compared to the use of words searching, it takes more less time to get the most similarity case.

为了快速得出决策，提出利用向量余弦法进行案例的相似度搜索，相比文字查询方法在时间上少了一个数量级。

In fact, vector spectrum comprises a' series of analysis methods: fundamental vector spectrum, vector power spectrum, vector spectrum that used to analysis stationary signals, and short time vector spectrum to non-stationary signals.

矢谱分析是针对旋转机械矢量信号的一系列分析方法的总称。矢谱范畴包括针对平稳信号的矢量谱、矢功率谱、矢量倒谱以及针对非平稳信号的短时矢谱等众多分析方法。

Experimental results show this method may gain preferable effects. But in Data Compression, longer processing time of support vector regression and image compression need be solved in future research.

实验结果表明，此方法可取得较好的效果，但压缩中，支持向量回归时间，压缩时间较长是一个有待解决的问题。

Moreover, the formulae about working time and vector determination of thrust engine are given.

同时根据待增速度给出了推力定向和推力发动机工作时长的确定方法。

At the same time vector quantization is also a process with a lot of computing, but with some ameliorative algorithms, vector quantization has become more and more maturational.

同时，矢量量化也是一个大量计算的过程，随着一些改进算法的提出，矢量量化技术越来越成熟。

Mathematics analysis in frequency domain for sample time staggered space vector modulation technique

错时采样空间矢量调制技术的频域数学分析

These parameters included vector number, embedding dimension, time delay and vector delay At last the result of analysis was given.

在此基础上讨论了在计算关联维数时如何选择合适的重构相空间的矢量数、嵌入维数、时间延迟及矢量间间距等参数，最后给出了分析结果。

With a clear and easy_to_understand example of playing mahjong, this paper introduces the time vector and chaos concept which are unfamiliar to geoscientists.

本文以浅显易懂的搓麻将实例，引入年轻的地学工作者较为陌生的时间矢量和混沌概念，又以实例说明时间矢量和混沌理论同样也适用于地球科学。

From the angle of reducing the influence of resource fragmentation by routing and wavelength assignment ( RWA), the particularity of RWA algorithm in advance reservation is analyzed and the time vector is also considered in RWA problem.

从路由和波长分配（RWA）算法缓解资源碎片影响的角度，分析了提前预留中RWA算法的特殊性，在已有路由和波长分配问题上增加了时间向量因素；

Error voltage vector generated by dead-time, switching devices turn-on and turn-off time are introduced. Weakening methods that consist of decreasing carrier frequency and decreasing direct current bus voltage are educed.

给出因死区时间和开关器件开通、关断时间引起的误差电压矢量，依据误差电压矢量的表达式，采用降低载波频率和减小直流母线电压的方法削弱死区效应。