Based en a wavelet ridge algorithm, a novel approach is presented for extracting time-variant oscillation performance from data measured by phasor measurement units.
基于小波脊算法,提出了从相量测量装置的实测数据中提取电力系统时变振荡特性的新方法。
The main characters are subject-oriented, integrated, time-variant, and nonvolatile.
数据仓库的主要特点是面向主题性、集成性、时变性、非易失性。
Tension control is a very complex process which is random, time-variant and coupling.
张力控制过程是一个具有随机性、时变性和耦合性的复杂过程。
A new method for the design of linear time-variant recursive digital filters is proposed in this paper.
提出了设计线性时变递归数字滤波器的一种新方法。
DC-DC switching converter is a time-variant and non-linear dynamic system, and it is difficult to analyze and design.
DC开关变换电路是一个时变的、非线性的动态系统,它的分析与设计一直是一个难题。
The E-transform is a new series transform. It is an important tool for studying linear time-variant discrete systems.
变换是一种新的级数变换,为研究线性时变离散系统的重要工具。
A data warehouse is a subject-oriented, integrated, non-volatile, time-variant collection of data in support of management decisions.
一个面向主题的、集成的、非易失性的、随时间变化的数据的集合,以用于支持管理层决策过程。
A methodology to assess the time-variant reliability of the primary ship structure with hull girder degradation of corrosion is analyzed.
分析一种船体腐蚀影响下随时间变化的船体结构可靠性计算方法。
A new fuzzy adaptive control method based on a T-S fuzzy model is proposed for the nonlinear and time-variant navigation systems of sailboats.
针对非线性、时变的帆船航行系统,提出了一种基于T - S模糊模型的帆船模糊自适应控制新方法。
Tension of warp system is time-variant and nonlinear system. According to characteristic of tension of warp system, Fuzzy-PID algorithm is adopted.
纬纱张力系统是一个非线性、时变的系统,针对这一特点,采用模糊pid算法进行伺服控制。
An improved LMS Algorithm is presented in this paper, based on which there is a semi-blind adaptive equalizer of time-variant channel for OFDM systems.
提出了一种改进的LMS算法,使基于该算法的半盲自适应信道均衡器适用于时变信道中OFDM系统。
The optimal stagger time-variant MTI filter is an effective method to detect weak target in strong moving clutters and alleviate the blind speed problem.
参差时变动目标显示(MTI)滤波器是在强运动杂波背景下检测弱目标和缓解盲速问题的一种有效方法。
The identification results have indicated that the proposed method is an effective tool for modal parameters identification of time-variant linear system.
实验结果和理论计算结果比较表明:该方法为参数时变线性系统的模态参数辨识提供一条新途径。
Aimed at the problem of iterative learning control for nonlinear discrete time-variant system, the improved iterative learning control algorithm is given.
针对非线性离散时变系统的迭代学习控制问题,提出了一种改进的迭代学习控制算法。
Omethoate synthesis process has the characteristic of the time-variant, nonlinear and uncertainties. It is difficult to model using the conventional modeling methods.
氧乐果合成过程具有非线性、时变和不确定性的特点,难以采用常规的建模方法建立模型。
A method of measuring correlation between signal pulses for the investigation of random time-variant properties of underwater sound channel is presented in this paper.
本文提出一个研究海洋声传输信道随机时变特性的脉间相关法。
For integer ratio conversion, the filters would be time-invariant, but for fractional ratio conversion, the filters would be time-variant whose structure is more complex.
实现整数倍采样率转换可以采用时不变滤波器,然而实现分数倍采样率转换一般需要采用较复杂的时变滤波器。
Even though line drawings are extracted from a complex polyhedron with time-variant movement, only the simple circuit is used for arriving at a rapid matching computation.
即使对作时变运动的复杂多面体的线图,亦只需使用简单回路便可进行快速匹配计算。
The data Warehouseis a subject-oriented, integrated, time-variant, non-volatile collection of data used to support the strategic decision-making process for the enterprise.
数据仓库是基于主题的、集成的、时变的、非易失的数据的集合,为企业的战略决策制定过程提供支持。
Then, aimed at the problem of iterative learning control for nonlinear discrete time-variant system, the improved iterative learning control algorithm was given in the paper.
然后,文章针对非线性离散时变系统的迭代学习控制问题,提出了一种改进的迭代学习控制算法。
The stress of main memory is abated, the times of scan of database are cut down, and the algorithm executes more efficient mining of association rules in time-variant database.
该算法通过分组及时舍弃挖掘过程中生成的非频繁项目集,有效降低主存压力,减少对数据库的扫描次数,能够对时变数据库进行高效地关联规则挖掘。
An adaptive recursive partial least squares (RPLS) monitoring scheme is proposed to improve the time-variant tracking power of the statistical quality monitoring (SQM) systems.
提出一种新的基于递推部分最小二乘(RPLS)算法的自适应在线质量监控策略。
The main-steam temperature with characteristics of nonlinear and time-variant of long dead time are often affected by many measurable and immeasurable disturbances in operation.
火电厂主汽温被控对象具有大迟延、非线性时变的特性,且在实际运行中存在诸多可测与不可测的扰动。
The main-steam temperature with characteristics of nonlinear and time-variant of long dead time are often affeacted by many measurable and immeasurable disturbances in operation.
火电厂主汽温被控对象具有大迟延、非线性时变的特性,且在实际运行中存在诸多可测与不可测的扰动。
However, most processes in industry are nonlinear, time-variant and bear uncertainty, thus research on nonlinear predictive control has become an important issue in control field.
然而在实际控制系统中,被控对象往往具有非线性、时变性和不确定性,因此,关于非线性预测控制的研究已成为控制工程界的重要研究课题。
The low-voltage power line channel properties are analyzed in this paper and a decision feedback channel estimation method is proposed on condition of slow time-variant of channel.
该文分析了低压电力线信道特性,利用信道慢时变的特点提出一种适合于电力线信道的判决反馈信道估计方法。
According to different channel models, CDMA systems can be divided into additive white gaussian noise (AWGN) channel and dispersive channel, time-variant and time-invariant channel.
CD MA系统按信道模型的不同分为高斯白噪声信道和衰落信道、时变和时不变信道。
In the new algorithm, a time-variant forgetting factor is introduced to estimate the Mean Square Er-ror (MSE) and change the updating direction of adaptive filter coefficient vector.
新算法使用时变遗忘因子对误差进行指数加权平均来估计均方误差,并使用该因子改变自适应迭代过程中滤波器系数向量的更新方向。
The output voltage waveforms of matrix converter which is based on the space vector modulation are analysed under the unbalanced input voltage. A time-variant modulation ratio method is proposed.
在非对称输入电压情况下,对基于双空间矢量调制的矩阵变换器的输出电压波形进行了分析,提出了利用时变调制比改善输出电压波形的方法。
The output voltage waveforms of matrix converter which is based on the space vector modulation are analysed under the unbalanced input voltage. A time-variant modulation ratio method is proposed.
在非对称输入电压情况下,对基于双空间矢量调制的矩阵变换器的输出电压波形进行了分析,提出了利用时变调制比改善输出电压波形的方法。
应用推荐