作为一种日益获得广泛应用的信号处理新技术,小波分析具有良好的时频局域化特性,适应于时变和瞬变信号的分析。
As a new technique of signal processing, wavelet analysis has excellent characteristics of time frequency localization and is suitable for analyzing time varying or transient signals.
研究基于小波变换有效提取信号瞬变特性的功能,对数字调制移相键控(PSK)信号进行符号速率估计。
Studies the function of wavelet transform (WT) that can effectively distill the transient characteristics of digital signals to estimate the symbol rate of PSK signals.
实践证明,瞬变电磁法是探测金属矿体、小窑采空区等地质异常体的一种有效手段。
Practices demonstrate that the method is an effective means to detect geologic anomaly bodies of metal ore body and small mine gob area.
冰河:“瞬,让一辉把这个小棺材融化掉,把米罗的宠物救出来他不会拒绝你的请求”。
Shun, ask Ikki to melt this mini freezing coffin and let Milo's pet out. He won't reject you.
而在目前的瞬变,即使负荷搬迁是一种低频率的现象,一个相当小的瞬态是观察在高频率地区有缺陷的齿轮。
Whereas in the current transients, though load removal is a low-frequency phenomenon, a very small transient is observed at high-frequency regions for defective gears.
应用小波分析的方法对瞬变电磁法(TEM)的某些干扰情况进行识别与压制,再对消除了干扰的瞬变电磁法数据进行重构,便可得到消除了噪音后的数据。
Using wavelet analysis to distinguish and suppress noise in TEM sounding, and obtained suppressed noise data after reconstructing data which had been removed noise effect.
信号处理的先进技术,如离散小波变换(DWT)和纠正多分辨傅立叶变换(MFT中)是适用于调查的振动和电流瞬变。
Advanced signal processing techniques such as discrete wavelet transform (DWT) and a corrected multiresolution Fourier transform (MFT) are applied to investigate the vibration and current transients.
信号处理的先进技术,如离散小波变换(DWT)和纠正多分辨傅立叶变换(MFT中)是适用于调查的振动和电流瞬变。
Advanced signal processing techniques such as discrete wavelet transform (DWT) and a corrected multiresolution Fourier transform (MFT) are applied to investigate the vibration and current transients.
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