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the best wavelet
相关语句
  最优小波基
     But now the field is finite that wavelet analyses is used in the ultrasonic testing signal processing, and the problem of selecting the best wavelet didn't be considered in the application of wavelet.
     但目前小波分析处理超声检测信号的应用领域还很有限,并且应用过程中没有考虑最优小波基的选取问题。
短句来源
     So a serious problem in engineering is that how to get the best wavelet basis, for different wavelet basis leads to different result.
     因此,小波分析在工程应用中一个十分重要的问题就是最优小波基的选择问题,因为用不同的小波基分析同一个问题会产生不同的结果。
短句来源
     Using the best wavelet base is anticipantfor us, but it is difficult to design a wavelet base matched the signal well.
     采用最优小波基对信号进行分析是人们心中所期望的,然而基于信号特性设计匹配小波虽然能够在一定程度上达到最优小波基的目的,但对于设计过程来讲是非常复杂的,因此直接影响着匹配小波的应用。
短句来源
  “the best wavelet”译为未确定词的双语例句
     The experiments show that bior3.9 is the best wavelet in image fusion.
     实验表明bior3.9是图像融合时的最佳小波基。
短句来源
     The Best Wavelet Decomposition of Signals and Images
     信号和图像的最佳小波分解
短句来源
     Denoising and Detection of Steam Turbine Vibration Signals Founded on The Best Wavelet Packet Basis
     汽轮机振动信号的最优小波包基消噪与检测
短句来源
     In this paper used the same adaptive arithmetic coder for many filters, analyzed the effect factors synthetically for the best wavelet compression, and give some methods for selecting filter.
     本文对多种常见滤波器,采用相同的自适应量化编码方法进行实验,研究并分析了选择滤波器时应该考虑的图像纹理、滤波器长度、压缩比等一些综合因素,有效解决了在小波图像压缩过程中,如何更好的选择滤波器的问题。
短句来源
     The subject on the representation of signal in tight wavelet frame and the selection of the best wavelet base was discussed. The relation between the wavelet frame representation and the wavelet base representations, which is very useful for interpreting the wavelet frame representation, is described.
     探讨了信号的小波标架表示与最佳小波基选择问题.首先对信号的小波标架表示与小波基表示的关系进行了描述,这个关系对于分析信号的小波标架表示是非常有用的;
短句来源
更多       
  相似匹配句对
     The best N.
     hm-2,最佳经济施肥量则分别为N 310.76 kg.
短句来源
     The Best Salesman
     The Best Salesman(推销员)
短句来源
     Best Friends
     最好的朋友
短句来源
     Best Practice
     谈谈最优实践
短句来源
     WAVELET AND SIGNAL
     小波与信号
短句来源
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  the best wavelet
The best wavelet and the best level for comparing the given images can be chosen based on this measure.
      
One peculiarity of the approach is that of combining the use of wavelets and genetic algorithms to search for the best wavelet parameters.
      
We will continue our work to choose the best wavelet basis for interpolating various kinds of images.
      
The final goal of this paper is to provide rather sharp estimates of the best wavelet shrinkage parameter in removing Gaussian noise from images.
      
The denoising step was implemented by hard-thresholding the coefficients of a shift-invariant DWT using the best wavelet packet basis.
      
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Several important characteristics (wavelet moment, vanishing moment, localization property,linear phases, etc.)of two class I.Daubechies orthonormal wavelets,one class Coifman wavelets , Y.Meyer wavelet and three analytical wavelets (Haar wavelet、Littlewood-Paley wavelet and Mexican hat wavelet) and their created wavelet bases are researched in details.For wavelet transform of one dimensional signals,each basis is appraised via comparison and the best wavelet basis is recommended.Decomposition components...

Several important characteristics (wavelet moment, vanishing moment, localization property,linear phases, etc.)of two class I.Daubechies orthonormal wavelets,one class Coifman wavelets , Y.Meyer wavelet and three analytical wavelets (Haar wavelet、Littlewood-Paley wavelet and Mexican hat wavelet) and their created wavelet bases are researched in details.For wavelet transform of one dimensional signals,each basis is appraised via comparison and the best wavelet basis is recommended.Decomposition components and their Fourier transforms of one dimensional signals wavelet transforms are compared in different frequency ranges.

研究了两类I.Daubechies规范正交小波,一类R.Coifman小波和Y.Meyer及三种具有解析表达式的小波(MexicanHat小波、Haar小波和LitlewoodPaley小波)和它们生成的小波基的几种重要的特征(小波矩、消失矩、局部化特性、线性相位等)参数;针对一维信号的小波变换,对各种小波进行了评估,推荐出针对满足不同要求的较佳的小波;并对信号的小波分解分量及其Fourier变换作了比较。

On image processing of wavelet transfrom, the coding effect will be of great influence with the differences of selection wavelet basis.Some important properties of wavelet on image processing are discussed .It is help to chose the better wavelet basis with considering these properties.In the end,several sorts of wavelets with better properties are given ,and it needs more researched.

在图像的小波变换处理中,小波基选取的不同,会给编码效率带来很大影响;系统总结了有关图像处理中小波基的特性,综合考虑这些特性,有助于选取到好的小波基;最后还给出了几类具有良好特性而又值得进一步研究的小波.

The subject on the representation of signal in tight wavelet frame and the selection of the best wavelet base was discussed. The relation between the wavelet frame representation and the wavelet base representations, which is very useful for interpreting the wavelet frame representation, is described. then the Mallat pyramid algorithm for periodic tight wavelet frame decomposition and reconstruction is derived and it is proven that periodic wavelet frame by periodizing the...

The subject on the representation of signal in tight wavelet frame and the selection of the best wavelet base was discussed. The relation between the wavelet frame representation and the wavelet base representations, which is very useful for interpreting the wavelet frame representation, is described. then the Mallat pyramid algorithm for periodic tight wavelet frame decomposition and reconstruction is derived and it is proven that periodic wavelet frame by periodizing the tight wavelet frame with bound 1 in is a tight wavelet frame with bound 1. Finally based on the wavelet frame algorithm and criterion of minimizing an additive cost function, the selecting best wavelet base algorithm is proposed.

探讨了信号的小波标架表示与最佳小波基选择问题.首先对信号的小波标架表示与小波基表示的关系进行了描述,这个关系对于分析信号的小波标架表示是非常有用的;其次推导了周期小波标架的分解与重构的Malat塔式算法并证明了标架界为1的紧小波标架的周期化仍为标架界为1的紧小波标架;最后给出了基于小波标架算法和极小化加性代价函数的最佳小波基选择算法

 
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