搜索资源列表
qeisen-V3.8
- 研究生时的现代信号处理的作业，matlab编写的元胞自动机，小波包分析提取振动信号中的特征频率。- Modern signal processing jobs when the graduate, matlab prepared cellular automata, Wavelet packet analysis to extract vibration signal characteristic frequency.
cx806
- 小波包分析提取振动信号中的特征频率，使用拉亚普诺夫指数的公式，AHP层次分析法计算判断矩阵的最大特征值。- Wavelet packet analysis to extract vibration signal characteristic frequency, Raya Punuo Fu index using the formula, Calculate the maximum eigenvalue judgment matrix of AHP.
Wavelet packet analysis
- 小波包分解提取信号动力特性 能量特性 供大家参考(Wavelet packet analysis to extract the characteristic frequency of the vibration signal, and the calculation of the energy spectrum analysis)
eeg stroke
- 一些脑电数据和特征提取，提取的是小波包能量(Some EEG data and feature extraction are extracted from wavelet packet energy)
pr6_4_4
- 利用小波包BARK子带方差法对bluesky.wav进行端点检测(Using wavelet packet bark sub-band variance method for endpoint detection of bluesky.wav)
feature（emd和wpd）
- 该程序是用于提取信号数据的集成模态分解以及小波包分解的特征(this code is used to extract the feature of signal data for emd and wpt)
tftb-0.1.tar
- matlab 时频分析工具包 包含短时傅里叶变化，小波分析等(matlab joint time-frequency analysis tool)
wpdm_SLM_improvement
- 改进的slm算法降低wpdm的papr，含wpdm的小波包调制、解调、加入的高斯白噪声信道，含传统算法代码及改进代码(The improved SLM algorithm reduce the papr of WPDM)
WPsvdquzao
- 主要用于对含有噪声的信号进行降噪处理，先小波包降噪再奇异值降噪(It is mainly used to denoise the signal containing noise. First, the wavelet packet de-noising and then the singular value denoising)
HMM应用实例
- 用于隐马尔可夫建模前的编码程序。。。。。。。。。(Coding program for hidden Markov modeling)
xiaobo
- 代码给出了3种不同求解小波包分解能量的方法，有详细注释(The code gives 3 different methods to solve the decomposition energy of the wavelet packet, with detailed annotations)
faultysignal_with_noise
- 1. 构造含噪音的振动信号 faultysignal_with_noise， 2. 利用小波变换 Wavelet transform去噪，小波包 Wavelet packet transform 变换去噪， 3. 把两种去噪后的信号，分别用STFT ,FFT ,小波变换三种方法进行错误诊断(1. the vibration signal faultysignal_with_noise, which contains noise, is constructed. 2. using wavelet
00004xiaobobaonengliangfenxi(1)
- The classifier based on LSSVM is used for three classifications of iris, and 4 features are classified by 3 categories. The accuracy rate is over 90%.
xiaoboshang_SVM
- 脑机接口分类，特征提取用小波包熵，分类使用SVM分类器(Brain-computer interface classification, feature extraction using wavelet packet entropy, classification using SVM classifier)
MSBCS
- 在MTLAB环境运行main_msbcsspl.m。该程序的功能是实现图像的稀疏分解并重建图像，采用压缩感知理论，利用小波分析，在小波域分块观测，可以用很少的观测值就能重建原图像。程序包中已经整合了小波包和测试图像，没有多余文件，程序经过亲测并修改，能在MATLAB中直接运行得到很好的结果，速度非常快！(Run main_msbcsspl.m in the MTLAB environment. The function of the program is to decompose and rec
Desktop
- 西储大学轴承数据，故障特征频率明显，与理论值基本符合。(The bearing data of Xichuan University have obvious fault characteristic frequency, which is basically in accordance with the theoretical value.)
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.)
emd
- Emd分解，通过峭度和相关系数选择IMF，进行信号重构，小波分解，小波包分解。(Emd decomposition, selecting IMF by kurtosis and correlation coefficient, signal reconstruction, wavelet decomposition, wavelet packet decomposition.)
dtcwpt_code
- 双树复小波变换和双树复小波包变换代码，包含解释文件与相关分析(Double tree complex wavelet transform and double tree complex wavelet packet transform codes, including interpretation files and correlation analysis)
LabView算法包
- LabView信号处理算法，包括功率谱，幅值谱，小波分析等(LabVIEW signal processing algorithm)