小波包变换,Wavelet packet transform
1)Wavelet packet transform小波包变换
1.Modal parameter identification of the time series model based on wavelet packet transform;基于小波包变换的时间序列模型模态参数识别
2.Generation of artificial earthquakes via the wavelet packet transform;基于小波包变换的人工地震波合成
3.Fault diagnosis for current of analog circuit based on wavelet packet transform;基于小波包变换的模拟电路电源电流故障诊断
英文短句/例句
1.Harmonic analysis of power system using wavelet packet transform基于小波包变换的电力系统谐波分析
parative Study on WPT and DWT Based Techniques for Harmonic Measurement对比研究基于小波包变换和离散小波变换的配电网谐波检测技术
3.A WPT and DCT Based Bi-watermarking Algorithm基于小波包变换和离散余弦变换的双水印算法
4.Inversion of the Radon transform on the Laguerre hypergroup by using wavelet packet transform利用小波包变换获得Radon变换的反演公式(英文)
5.Wavelet packet transformation feature extraction and surface EMG signal classification小波包变换特征提取与表面肌电分类
6.Short-term Load Forecasting Based on Wavelet-package Transform;基于小波包变换的短期电力负荷预测
7.Research on Watermarking for Digital Image Using Wavelet Packet Transform;基于小波包变换的数字图象水印研究
8.The Research on Speech Enhancement Based on Wavelet Packet Transform Algorithms;基于小波包变换的语音增强算法研究
9.Three-dimensional Texture Classification Based on Wavelet Packet;基于小波包变换的三维表面纹理分类
10.An Applied Research on Wavelet Packet Transformation in Stock Market Forecast;小波包变换在股市预测中的应用研究
11.New algorithm for image de-noising using node threshold wavelet packet transform结点阈值小波包变换图像去噪新算法
12.A Study on Fractal Coding Algorithm Based on Wavelet Package Transformation一种基于小波包变换的分形编码方法
13.A Novel Algorithm for Medical Image Fusion Based on Wavelet Packet Transform基于小波包变换的医学图像融合方法
14.Study on the Measurement of Harmonic Energy Based on Wavelet Packet Transform;基于小波包变换的谐波电能计量技术研究
15.Implement Wavelet Packet Transform-based Multicarrier Modulation System Based on FPGA;基于小波包变换的多载波调制系统的FPGA实现
16.Implement Wavelet Packet Transform-based Multicarrier Modulation Algorithm on DSP;基于小波包变换的多载波调制算法的DSP实现
17.A Novel method to Harmonic Analysis Based on Wavelet Packet Transform一种基于小波包变换的谐波分析新方法
18.The Signal Detection in the Background of the Bimodal Noise Based on Wavelet Packet Transform;一种基于小波包变换的双模噪声中信号的检测
相关短句/例句
wavelet packet transformation小波包变换
1.Iris recognition method based onwavelet packet transformation and SVM;基于小波包变换和支持向量机的虹膜识别方法
2.Application ofwavelet packet transformation in handwritten amount Chinese characters recognition;小波包变换在手写体金融汉字识别中的应用
3.A surface electromyography (SEMG) signal classification method based onwavelet packet transformation (WPT) is presented in this paper.针对表面肌电(SEMG)的非平稳特性,提出采用小波包变换方法对其进行分类。
3)wavelet package transform小波包变换
1.Study of active power filter based onwavelet package transform;基于小波包变换有源电力滤波器的研究
2.A novel method for multiple sequence alignment based onwavelet package transform;基于小波包变换的多序列比对方法
3.Detecting high-frequency information of seismic wave by usingwavelet package transform.;利用小波包变换提取地震波高频信息
4)wavelet packet小波包变换
1.In this paper,vibration signal of reciprocating pump was decomposed into eight frequency bands bywavelet packet transform and then energy of each band was calculated.小波包变换是时间频率的局部化分析,尤其适合于非平稳信号。
2.The method of fault recognition is presented based onwavelet packet transform and modified linear classifier,in order to solve feature extracting and feature classifying of rolling bearing diagnosis.为了解决滚动轴承的特征提取和故障特征的模式分类问题,提出了一种应用小波包变换和线性分类器相结合的滚动轴承故障诊断的识别方法。
3.After introducingwavelet packet,a new method for data compression,based on embedded zerotree wavelet,is presented and applied to power system fault data compression.在描述小波包变换的基础上,提出了一种由嵌入式零树编码算法改变而成的应用于电力系统一维故障数据压缩的压缩方法。
5)wavelet packets transform小波包变换
1.Stator fault diagnosis method for marine electrical motors based onwavelet packets transform and rough set theory;基于小波包变换与粗糙集的船舶电机定子故障诊断方法
2.Signal de-noise based onwavelet packets transform;基于小波包变换的信号去噪方法研究
3.It was based on thewavelet packets transform and gave multiscale reconstruction frame of positron emission tomography (PET) image.在对常用的计算机断层图像重建方法———解析法深入研究的基础上 ,将小波包技术应用于断层图像重建 ,提出了基于小波包变换的多尺度断层图像重建框架 。
6)Wavelet Packet Analysis小波包变换
延伸阅读
Radon变换和逆Radon变换Radon变换和逆Radon变换X线物理学术语。CT重建图像成像的主要理论依据之一。19澳大利亚数学家Radon首先论证了通过物体某一平面的投影重建物体该平面两维空间分布的公式。他的公式要求获得沿该平面所有可能的直线的全部投影(无限集合)。所获得的投影集称为Radon变换。由Radon变换进行重建图像的操作则称为逆Radon变换。Radon变换和逆Radon变换对CT成像的意义在于，它从数学原理上证实了通过物体某一断层层面“沿直线衰减分布的投影”重建该层面单位体积，即体素的线性衰减系数两维空间分布的可能性。
