片语

discrete Hilbert transform离散希尔伯特变换

inverse Hilbert transform希尔伯特反变换

Hilbert transform filter order希伯尔转换滤波器阶层

pitch hilbert transform基音hilbert变换

multiphase hilbert digital transform多相hilbert数字变换

hilbert huang transform hht黄氏变换

hilbert transform pairshilbert变换对

generalized hilbert transform广义Hilbert变换

英汉例句

• finally, this paper studies thoroughly a novel approach to detect rotor bar breaking fault, which is based on the perfect combination of the hilbert transform and digital filter.

  对于转子断条故障，详细介绍了一种新的基于希尔伯特变换与数字滤波的在线监测方法。

• then, hilbert transform is based on the assumption of the excitation to be a white noise process. it's main use is to detect the degree of nonlinearity, strong or feeble.

  在以假设输入为白噪声前提下，利用希尔伯特变换对信号非线性程度的强弱进行定量分析。

• between the cusps, the waveform of the q-sv-wave is the hilbert transform of the force time-dependence.

  在尖点之间，準sv波的波形是时变力的希尔伯特变换。

• the method for complex analytical wavelet transform (cawt) has some advantages in signal processing, and it associates hilbert transform (ht) and wavelet transform (wt) optimally.

  复解析子波变换 （cawt）紧密地将希尔伯特变换 （ht）与子波变换 （wt）结合在一起 ，在信号分析处理方面具有良好的表现。

• this paper studies the causality and analyticity characteristics in harmonic oscillator, and from which drives hilbert transform pair.

  本文对谐振子的因果律和解析性质进行了研究，并由此推导出谐振子的希尔伯特变换对。

• the essentials of this method are as follows: power spectrum of effective signals is calculated, from which minimum phase wavelet is estimated using hilbert transform or maximum entropy method;

  它是通过估算有效信号的功率谱，采用希尔伯特变换法或最大熵法来估算出最小相位子波的；

• a method using transient frequency based on complex-analytical- wavelet-transform, which combines hilbert transform with wavelet transform and possesses adaptive analytical ability, is proposed.

  建议了一种基于复解析小波变换的瞬时频率分析齿轮故障振动信号的方法。该方法将希尔伯特变换与小波变换相结合，具有自适应分析能力。

• fundamentals of if(intermediate frequency) bandpass signal sampling and quadrature detection are discussed, especially the coherent mixing lpf method and hilbert transform frequency-shift method.

  结合对带通采样定理的理解，讨论了直接中频带通信号采样正交检波的基本原理，重点探讨正交混频低通滤波法和希尔伯特变换频移法。

• using a hilbert transform modulator, the intensity distribution of first-order spectrum of crossed-slit is used for accuracy positioning in practice.

  本文运用希尔伯特变换空间调制器使十字光栅一级衍射谱的强度分布用于精密定位。

• a new approach to detect rotor bar breaking fault online is presented in this paper the hilbert transform of stator current is firstly calculated and signal is constructed.

  提出了一种基于希尔伯特变换与数字滤波的笼型异步电动机转子断条在线检测方法。

• hilbert transform is used to obtain the accurate phase information and the ammunition travel can be calculated using its linear relationship with phase information.

  该算法利用希尔伯特变换获得精确的相位信息，并利用相位与弹丸行程存在的线性关系，计算出弹丸的行程。

• the results show utilizing hilbert transform to measure the phase difference of two signals with the same frequency is more effective in dynamic testing, and is a research direction in the future.

  其基本原理是依据两个同频正弦信号的相位差与其相应的过零时间差成正比；

• to solve this problem, a new algorithm based on hilbert transform is proposed to get better time resolution and advanced measurement precision.

  因此，提出一种基于希尔伯特变换的算法，该算法能够获得更高的时间分辨率和测量精度。

• finally, it studies how to obtain the best result using generalized hilbert transform in noised signal edge-detection.

  最后，总结出广义希尔伯特变换如何在含噪信号的边缘检测中取的最佳效果。