查询词典 energy operator

By introducing Teager energy operator, a novel TEO-based detection algorithm is proposed.

通过引入Teager能量算子，提出了基于TEO的电能质量扰动实时检测方法。

In Chapter Four, an instantaneous amplitude and instantaneous frequency picking method based on Teager's non-linear energy operator is proposed.

在第四章中，提出了一种基于非线性能量算子ψ的超声多普勒回波信号的瞬时幅度和瞬时频率提取方法。

Wavelet transform is a new tool in signal processing which is fit for non-stationary signals and Teager energy operator can efficiently detect the 'energy' of a signal.

因此，无声段和清音段几乎不包含说话人的信息，在说话人辨认中，应该把无声段和清音段去掉，而只留下能够体现说话人个人信息的浊音段。

Thirdly, we study the energy operator systematically and successfully use it in two important diagnosis methods (resonance demodulation and spike energy) as an envelope algorithm. This algorithm can replace the Peak-Peak demodulation circuit.

最后，系统研究了能量算子方法，将其作为一种包络算法应用于共振解调和尖峰能量法两种重要的故障诊断方法之中，其中用能量算子方法成功取代了gSE法中的峰峰值检波电路。

We proposed a scheme that processes the discrete time signals by two-pass filter and digital integrator.Thirdly, we study the energy operator systematically and successfully use it in two important diagnosis methods (resonance demodulation and spike energy) as an envelope algorithm.

最后，系统研究了能量算子方法，将其作为一种包络算法应用于共振解调和尖峰能量法两种重要的故障诊断方法之中，其中用能量算子方法成功取代了gSE法中的峰峰值检波电路。

Based on the energy operator Teager of the wavelet coefficients,the energy of the decomposed magnetic memory signals was increased.Using the signal singularity detection theory of the wavelet transform,combining the observation on the multidimensional transform results and the in Russia patented technique,the selfadaptive wavelet noise suppression of the signal was realized and the characteristic gradient of the magnetic memory was extracted.

基于小波系数的"Teager"能量算子，增强了分解后的磁记忆信号能量；从小波变换的信号奇异性检测理论出发，把多尺度变换结果观测与俄罗斯专利技术相结合，能准确判断异常应力集中区，实现了信号自适应小波消噪，提取了磁记忆的特征量梯度。

First, we divide the input signal into four non-uniform subbands via discrete wavelet transform. In addition, a nonlinear Teager energy operator is then utilized into each subband signals. We show that the TEO can decrease the influence of noise on subbands significantly. Besides, the other advantage is suitable for the result of subband auto-correlation function.

首先，离散小波转换将输入讯号分成四个不均匀大小的子频带，而在每个子频带上采用一种非线性的Teager能量运算(Teager Energy Operator， TEO)以有效抑制噪音在各子频带的影响，而另一优点就是有助於子频带自我相关函示(spectral auto-correlation function， SACF)之结果。

According to singular entropy and Percent of contribution to total energy, the de-noising rank is obtained and the signal is reconstructed. The thesis compares reconstruct wave form of different reconstruct rank and the error of original signal and reconstruct signal is contrasted.According to voltage flicker measurement, voltage flicker detection method based on Mathe Matical filtering and Teager Energy Operator is proposed. The multiple MM filter filters out pulse noise and white noise contained in fliker signal, then the filtered signal is tracked accurately and quikly via TEO.

提出了基于数学形态滤波和TEO能量算子的电压闪变快速测量方法，含噪电压闪变信号经过多结构元素复合数学形态滤波后，采用TEO能量算子计算跟踪电压闪变信号的包络，得到的包络信号用Pisarenco谱分析方法获得闪变调制信号的幅值频率等参数，对不同情况下的电压闪变信号进行了仿真验证。

GCL-Poly Energy, a Hong Kong-listed power plant operator, has agreed to acquire its chairmans polysilicon business in China in a HK$26.4bn ($3.41bn) deal.

香港上市的电厂运营商保利協鑫能源(GCL-Poly Energy)已同意出资264亿港元（34.1亿美元），收购其主席在中国内地的多晶硅业务。

To calculate the Green function one requires the self-energy operator which is non-local and energy dependent.

为了计算格林函数，我们必须计算非局域的能量相关的自能算符。

However, as the name（read－only memory）implies, CD disks cannot be written onorchanged in any way.

然而，正如其名字所指出的那样，CD盘不能写，也不能用任何方式改变其内容。

Galvanizes steel pallet is mainly export which suits standard packing of European Union, the North America. galvanizes steel pallet is suitable to heavy rack. Pallet surface can design plate type, corrugated and the gap form, satisfies the different requirements.

镀锌钢托盘多用于出口，替代木托盘，免薰蒸，符合欧盟、北美各国对出口货物包装材料的法令要求；喷涂钢托盘适用于重载上货架之用，托盘表面根据需要制作成平板状、波纹状及间隔形式，满足不同的使用要求。