搜索资源列表
wavelet
- 小波包分析提取振动信号中的特征频率,以及能量谱分析计算-wavelet packet analysis vibration signal from the characteristic frequency, and the energy spectrum analysis -Extraction of wavelet packet analysis in the vibration signal characteristic frequency, as well as the calculati
sum1all
- 一个毕业程序设计,是用小波和支持向量机对电能质量扰动的识别与分类,主要利用的能量特征。-A graduate program design is the use of wavelet and support vector machines for power quality disturbance recognition and classification, the main characteristics of energy use.
edge
- 小波模极大值用于2D图像的边缘提取,使用能量归一。-Wavelet Modulus Maxima for 2D image edge extraction, the use of energy normalized.
a2
- 传统小波阈值去噪法 小波阈值收缩法去噪的主要依据是:小波变换特别是正交小波变换具有很强的去数据相关性,它能够使图像的能量在小波域集中在一些大的小波系数中;而噪声的能量却分布于整个小波域内,因此,经小波分解后,图像的小波系数幅值要大于噪声的系数幅值,可以认为,幅值比较大的小波系数一般以图像信号为主,而幅值比较小的小波系数在很大程度上是噪声。于是采用阈值的办法可以把信号系数保留,而使大部分噪声系数减少至零[-Study on Algorithm of Image Denosing Based o
wch1
- 利用小波的能量距作为特征进行雷达波形的特征提取-From the use of wavelet energy as a radar waveform characteristics of the feature extraction
tuxiangronghe
- exercise1:为基于小波变化与局部能量的图像融合方法 exercise2:为基于自适应算法的图像融合算法 myfunction1~myfunction5:为性能指标评价函数-exercise1: wavelet-based change and the local energy method of image fusion exercise2: adaptive algorithm based on image fusion algorithm myfunction1 ~ myfu
ImageCompression
- 图像进行小波分解后,对于相对来说不重要的高频成份采用较高的阈值,进行高压缩;而对集中图像大部分能量的低频成分采用较小阈值,以确保图像恢复时的质量-Image Compression
1
- 图像融合算法,exercise1:为基于小波变化与局部能量的图像融合方法 exercise2:为基于自适应算法的图像融合算法 myfunction1~myfunction5:为性能指标评价函数-Image fusion algorithm, exercise1: wavelet-based change and the local energy method of image fusion exercise2: adaptive algorithm based on image fusi
20080111
- 有关图像的目标识别:"给出一种基于特征分类辨识的合成孔径雷达图像目标检测方法#用恒虚警和扩展分形方法对3&E图像进行目 标检测后用面积和峰值能量比算子辨识目标和背景杂波!去除一部分虚警!用小波域主成分分析对每个检测窗口内的图 像提取特征向量!用支持向量机对提取得到的特征向量进行分类!辨识目标和背景杂波!完成目标检测#使用&K?3数 据对该方法进行验证和分析!实验结果表明!经过特征分类辨识后!在检测率不变的情况下!虚警数目显著降低# -Related to the image ta
FaceRecognitionBasedonWaveletWeightedSub-bandEnerg
- 基于小波子带能量加权的人脸识别算法.-a new face recognition method is proposed based on wavelet weighted sub—band energy
WaveletPacketAnalysis
- 简单的小波包分解和重构单路信号,包括求小波的能量熵-Wavelet Packet Analysis
wavelet
- 基于小波系数块能量分析的自适应数字水印算法-Energy analysis based on wavelet coefficients of adaptive digital watermarking algorithm
area
- matlab-car区域方差,能量等,遥感影像处理小波变换-matlab-car regional variance, energy, etc., remote sensing image processing wavelet transforms
wavelet-matlab
- 基于小波变换的图像融合源代码,利用的融合规则分别使用简单的模值取大和基于区域能量。-Image fusion based on wavelet transform source code, the use of fusion rule modulus were obtained using a simple large and region-based energy.
Matlabwaveenergy
- 对信号f(x)进行三层小波变换,得到小波系数d1,d2,d3和逼近系数a3,我想求出各个频率段的能量(能量=小波系数的平方和),很不错的应用程序-The signal f (x) for three wavelet transform, wavelet coefficients d1, d2, d3 and approximation coefficients a3, I would like to find the energy of each frequency band (energy =
小波去噪程序
- 局部放电试验所采集的信号中往往混有白噪声、周期干扰信号去除。此处采用常用db系列小波中的db6小波进行9尺度的多分辨分解后,根据白噪声能量特性,估算各尺度的阈值大小,采用硬值进行处理,后进行重构。Matlab程序如下:
xiaobobao
- 从excel中提取数据,应用小波包分解提取特征频段能量值的matlab程序(Extracting data from excel, the wavelet packet is used to decompose the matlab program that can measure the value of the feature frequency)
xiaobobaofenjie
- 小波包分解并能提取特征频段能量的完整的matlab程序(The wavelet packet decomposes and can extract the full matlab program of feature frequency energy)
OneDrive
- 用于故障诊断中计算时频域中的小波包能量矩。。(Wavelet packet energy moment)
energy_featrue_extraction
- 本程序用于提取样本小波变换中能量特征提取,希望对大家有用(wavelet transform energy feature extraction)