并学习了小波变换的定义、连续小波变换、离散小波变换。
And study Wavelet Transform definition, Continue Wavelet Transform and Discrete Wavelet Transform.
算法充分利用连续小波变换探测信号奇异性的能力和小波的多分辨率特性。
The new algorithm mainly recurred to the ability of detecting singularity in signal by continuous wavelet transform and multi-resolution analysis of wavelet transform.
本文研究基于对数域状态空间滤波器的一维连续小波变换VLSI实现理论与方法。
The theories and the methods of VLSI implementation of one-dimension continuous wavelet transform(CWT) . which bases on state-space log-domain filter, are developed in the paper.
在连续小波变换和展开相位拐点识别的基础上,提出一种非单调条纹图的相位恢复新方法。
A novel method based on continuous wavelet transform (CWT) and guidance of inflexion points of unwrapped phase is developed to measure the phase of non-monotonous fringes.
论述了连续小波变换和离散小波变换的性质、方法,介绍了离散二进小波变换的快速算法。
The properties of the wavelet transform and the discrete dyadic wavelet transform are discussed and a fast wavelet algorithm for one-dimensional signals is described.
提出了一种基于电流模的开关电流技术取代基于电压模的开关电容技术实现连续小波变换的方法。
This paper proposed a method for the implementation of continuous wavelet-transform (CWT) using switched-current (si) technology, based on current mode and a substitute of switched-capacitor.
总之,连续小波变换是宽带主动信号检测的数学工具,为宽带信号检测提供了理论和技术的支撑。
All in a word, the CWT is the mathematic tool of wideband active signal detection, and can underpin wideband active signal detection in theoretics and technique.
提出了连续小波变换-纯变量法(CWT-PVA)解析气相色谱-质谱(GC-MS)重叠信号的新方法。
An algorithm for resolution of overlapping gas chromatographic-mass spectrometric(GC-MS) signal using continuous wavelet transform-pure variable approach(CWT-PVA) was proposed.
通过三自由度模型模态参数的辨识,表明连续小波变换对于大型结构的模态参数辨识准确度高,具有现实意义。
The identification results of the 3-dof model parameters show that the continuous wavelet transform has high accuracy for the modal parameter identification of the large-scale structure.
叙述了小波基函数、连续小波变换、离散小波变换、二进小波变换、二维小波变换、多分辨分析小波变换理论。
Describes the wavelet function, continuous wavelet transform, discrete wavelet transform, dyadic wavelet transform, wavelet transform, multiresolution analysis, wavelet transform theory.
从运动分析的角度出发,对所研究的图像序列,提出了一种基于空域—时域连续小波变换(CWT)的模糊分割算法。
The purpose of this paper is to develop a segmentation algorithm for digital image sequence based on spatiotemporal continuous wavelet transform(CWT).
该算法利用连续小波变换及其在不同尺度上的变化规律对心电信号进行分析,可以对常见的六种心律失常进行自动判别。
Based on analysis of Wavelet Transform of ECG signal and the law of its change across different scales, this algorithm can automatically detect 6 kinds of arrhythmia.
然后探讨了连续小波变换、离散小波变换、小波包变换等小波理论中几种重要的变换方法,分析了这几种小波变换的时频特性。
Then it discusses several transform methods, such as continuous wavelet transform, discrete wavelet transform and wavelet packet transform of which characteristics are analyzed.
我们在最后的结论中提出了一个构想:构造少数几个对数域电路基元,再利用电路基元来简化用于连续小波变换实现的模拟电路设计。
In the final conclusion, we propose a ideal: by constructing few cells of log-domain circuits we use these cells to simplify the design of analog circuits for implementation of the CWT.
本文基于小波变换具有多尺度多分辨率分析的优点,提出了在特定的小波变换分频瞬时属性上,利用局部结构熵算法来检测地震数据的局部不连续性。
Local structural entropy measure in frequency division is put forward to detect local discontinuities of seismic data, by the virtue of the instantaneous attributes based on wavelet transform.
提出应用小波变换技术,以辨识不同目标回波之间的细微差异,并对连续波多普勒体制雷达的回波信号进行分析的方法。
The nuance can be found in different echoes by using wavelet. By means of Wavelet Transform, the Doppler signal coming from one distance gate of active duty radar is analyzed.
介绍了电子耳蜗的机理及连续交替取样( C I S)语音信号处理方案,并对耳蜗的频率分析特性与小波变换的时间—尺度分析特点进行了比较;
The mechanism of a cochlear implant and its CIS speech processing strategy were presented. The time frequency analyzing property of WT was compared with that of human's cochlea.
介绍了电子耳蜗的机理及连续交替取样( C I S)语音信号处理方案,并对耳蜗的频率分析特性与小波变换的时间—尺度分析特点进行了比较;
The mechanism of a cochlear implant and its CIS speech processing strategy were presented. The time frequency analyzing property of WT was compared with that of human's cochlea.
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