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对轴承故障振动信号的matlab小波分析程序
- 对轴承故障振动信号的matlab小波分析程序，能完成对故障特征频率的提取,Of bearing fault vibration signals matlab wavelet analysis procedures, can finish on the fault characteristic frequency extraction
sound_recognition_system
- 基于小波包分析的声音特征提取--毕业设计程序：希望交流-Based on wavelet packet voice feature extraction- graduate design program: the hope of sharing
gabor_texture
- gabor小波图片纹理特征提取，MATLAB编码，效果不错！-gabor wavelet image texture feature extraction, MATLAB code, good results!
Gaborchanger
- 在MATLAB中调用gabor变换的代码，生成gaboe小波滤波器。主要用在模式识别的提取特征阶段。-In gabor transform call MATLAB code to generate a wavelet filter gaboe. Mainly used in pattern recognition feature extraction stage.
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.
bear
- 这个是直升机齿轮箱故障特征提取的程序。用的是小波变化加上hilbert包络的方法，简单实用，对大型旋转设备的故障检测有很广泛的应用！-This is a Helicopter Gearbox Fault Feature Extraction procedures. Changes using a wavelet plus hilbert envelope method is simple and practical, on large rotating equipment fault detec
featureextraction
- 利用MATLAB实现一维信号时间序列的，特征提取，其中包括ICA和基于小波包的方法。-Use MATLAB to achieve one-dimensional time series signal, feature extraction, including the ICA and the method based on wavelet packet.
fftvq
- 小波变换加VQ语音识别程序。用小波变换来提高语音特征的性能，从而提高VQ算法的识别率-Wavelet transform plus VQ speech recognition program. Using wavelet transform to improve the performance of speech features to enhance the recognition rate of VQ algorithms
texture_feature
- 基于小波变换的纹理特征提取方法，可以提取特征值，经过修改也可以提取其他特征向量！适合初学者使用！-Wavelet-based texture feature extraction method that can extract the characteristic values, a modified vector of other characteristics can also be extracted! Suitable for beginners!
posterior
- 关于脑电信号中机械噪声，工频噪声，以及基线漂移的处理，以及提取脑电信号中的特质点，应用matlab中的小波变换来进行消噪找特征点-On the EEG machine noise, frequency noise, and baseline drift of the processing, as well as the characteristics of EEG in point, application of wavelet transform in matlab to find featu
waveletthresholddenoising
- 基于MATLAB的小波阈值去噪方法的研究（其中包括软阈值方法，硬阈值方法，广义小波阈值函数，自适应特征阈值等方法的代码）-MATLAB-based wavelet threshold denoising (including soft-thresholding method, hard threshold method, generalized wavelet thresholding function, adaptive threshold methods such as feature co
Matlabwaveletfeatureextraction
- Matlab小波特征提取，主要是纹理特征-Matlab wavelet feature extraction, texture features are mainly
dwt-matLab-marking
- 提出了一种基于小波变换可抗击几何攻击算法。在水印嵌人 部分# 首先对宿主图像进行小波分解 、 嵌人水印, 再通过余弦变换求得该水印图像的一个特征向量, 利用该特征向量和水印 信息通过12 31 函数生成一个二值逻辑系列, 将该序列作为密钥/ 水印提取部分为# 对待测的图像进行小波变换, 再通过余 弦变换求得待测图像的一个特征向量, 利用该特征向量和密钥通过1 2 4 1 函数提取出水印。-Proposed based on wavelet transform algorith
Untitled
- 基于ＭＡＴＬＡＢ的小波分析应用：运用小波的时域、频域特征对摩托车发动机故障诊断和齿轮点蚀故障诊断-Wavelet analysis of MATLAB-based applications: the use of wavelets in time domain, frequency domain characteristics of motorcycles engine fault diagnosis and fault diagnosis of gear pitting
gaborsvm1
- 先用gabor 小波滤波器,做特征提取，然后用支持向量机（SVM）做分类，来实现人脸检测.需要用matlab 2010 或更新的版本才能运行-the code is used for face detection.Firstly it use gabor wavelet filter for feature extraction,Secondly it use support vector machine (SVM）for classification.matlab 2010 required.
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)
轴承特征提取
- matlab代码，轴承特征提取，包括rms、最大幅值、峰值因子、绝对平均值、平均值、峭度、脉冲因子、裕度因子、能量，小波包、经典模态分解等特征(Matlab code, bearing feature extraction, including rms, maximum amplitude, crest factor, absolute mean, mean, kurtosis, pulse factor, margin factor, energy, etc.)
小波提取纹理特征
- 在matlab中利用图像处理工具实现了通过小波变换提取纹理特征，包含例子
cal_waveletfeature
- 计算小波包特征，小波分解得到能量比、小波熵。小波熵是一个统称，不是一种具体的熵算法。(The wavelet packet features are calculated, and the energy ratio and wavelet entropy are obtained by wavelet decomposition. Wavelet entropy is a general term, not a specific entropy algorithm.)