这不仅为小波变换像空间的讨论提供了理论基础,也为小波分析理论的进一步研究提供了新的途径。
That provides not only the theoretic bases for discussing the image space of wavelet transform, but also a new method to investigate the wavelet analysis theory further.
这不仅为其它小波变换像空间的讨论提供了理论基础,也为小波分析理论的进一步研究提供了新的途径。
That provides not only the theoretic bases for discussing the image Spaces of other wavelets transforms, but also a new method to investigate the wavelet analysis theory further.
通过分析小波分解作为分形图像编码预分解的有效性和小波域内仿射变换的特性,提出一种基于分类的小波域内的分形图像编码方法。
With analyzing the availability of fractal image coding and the characters of affine transform in wavelet domain, a fractal image coding approach based on classifications is presented in this paper.
基于小波变换原理,利用小波分析中的奇异性检测方法来对瑞利波频散曲线的特征点和波动区段定位。
Based on the characteristics of wavelet transform, the wavelet Singularity Detection is used to locate the feature point and anomaly extension of the Rayleigh wave dispersion curve.
小波分析(或称小波变换)是一种新的时频分析方法,它具有良好的时频局部化特性,适用于电力系统故障分析。
Wavelet analysis, also called wavelet transform, is a new analysis method with good time frequency localization characteristic, so it is suitable for fault analysis of power system.
在以上小波分析理论的基础上进一步讨论了二维正交小波变换和离散图像的小波变换实现。
Based on mentioned-above wavelet analysis theories, two-dimension biorthogonal wavelet and the implementation of wavelet transform on discrete images have been discussed.
本文详细介绍了通过多分辨分析和小波分解实现正交小波变换的基本原理,并给出了实现算法。
In this paper, we particularly explain the basic principle of orthonormal wavelet Transform by multiresolution and wavelet decompose and give a realization algorithm.
文中在对行波的小波分析的基础上,提出了基于小波变换的行波差动保护原理和算法。
Based on the analysis of the traveling wave with wavelet transform, this paper presents a new method of traveling wave differential protection based on the wavelet transform.
小波变换是地球物理数据分析的有力工具,研制小波分析应用程序系统并将其广泛地应用于实际的资料处理和分析,尤其重要。
Wavelet transform is a powerful tool for the analysis of the geophysical data. Therefore it is important to develop the program of wavelet analysis and its application.
本文通过对复小波的研究发现复小波变换的相位信息能用于频率检测和谐波分析,提出了基于复小波变换相位信息的频率和谐波检测新算法。
A novel method is proposed in this paper by research on complex wavelet, in which phase information of complex wavelet transforms is used to detect frequency and harmonics.
研究小波分析在机械工程信号处理中的应用,提出通过二进小波变换检测信号奇异点的实用技术。
The application of wavelet theory in signal processing in mechanical engineering field is also discussed and a practical technique for signal singularity detection is proposed.
利用正交小波变换进行小波分频特性分析处理,得到了较好的压缩结果。
In the orthogonal wavelet transformation coding, it is to make use of wavelet frequency splitting that may deal with data, and then get the better result of compression.
采用小波变换分析水平管流上的压差信号,根据段塞流与波状流的小波分析特性,可容易地识别流型。
The differential pressure signals of flow in a horizontal pipe are studied by wavelet analysis. The flow pattern can be recognized easily according to the characteristics of plug flow and wave flow.
在对带白噪声信号的小波变换特性分析的基础上,基于自相关函数的白噪声检验方法,提出了一种确定小波分解层数的自适应算法。
Threshold de-noising based on wavelet transform which is proposed to determine the decomposition order adaptively is an efficient method to reduce the white noise in the digital signal.
在论述了小波分析、信号奇异性与小波变换模极大值性质关系的基础上,本文给出了一种基于小波变换模极大值的信号去噪算法。
Based on the wavelet transform and the relation between signal singularity and wavelet transform modular maximum, a noise removal technique is discussed.
本文主要研究了小波变换在岩石超声波测试信号分析中的应用,通过对岩石信号的小波分析,确定出岩石的裂隙以及完整程度。
In this paper, the wavelet transformation's application in rock tested signal analysis is studied. Based on the analysis result, the rock crack position and rock integrated degrees is determined.
本文主要研究了小波变换在岩石超声波测试信号分析中的应用,通过对岩石信号的小波分析,确定出岩石的裂隙以及完整程度。
In this paper, the wavelet transformation's application in rock tested signal analysis is studied. Based on the analysis result, the rock crack position and rock integrated degrees is determined.
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