搜索资源列表
wave_matlab2006
- ％WAVETEST Example Matlab scr ipt for WAVELET, using NINO3 SST dataset ％ ％ See \"http://paos.colorado.edu/research/wavelets/\" ％ Written January 1998 by C. Torrence ％ ％ Modified Oct 1999, changed Global Wavelet Spectrum (GWS) to be sideways,
wavelet.rar
- 谱分析，有功率谱分析、最大墒谱分析、交叉谱分析，可方便提取序列周期,Spectrum analysis, power spectrum analysis has the greatest entropy spectral analysis, cross-spectral analysis, can be easily extracted sequence cycle
wavelet.zip
- 带点中文注释的小波变换，计算频率谱用的，适合初学者。,A bit of English Notes wavelet transform, used in calculating the frequency spectrum, suitable for beginners.
WPC
- 非常实用的小波包分解程序，以及实现对小波包分解频带求取频谱和能量谱-Very useful wavelet packet decomposition process, and the realization of the wavelet packet decomposition to obtain the spectrum and the energy spectrum band
BispectrumWavelets
- 用双谱和小波变换去除信号中加性高斯噪声的相关程序 1.实现单个变量的双谱分析程序 2.用傅立叶反变换求自相关函数的程序 3.用fft求取喜好频谱、功率谱、均方根谱、对数谱的程序 4.读取.wav语音信号后用小波去加信白噪声的程序 5.用各种小波和阀值对同一信号去加性噪声效果比较的程序 -Double-spectral and wavelet transform to remove the signal plus Gaussian noise procedures 1. T
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
fwt2d_demo
- 小波变换源码，国外VC开发的，效果比较好 I ve been involved with wavelet-analysis since my Ph.D studies and over the years developed various wavelet-transforms C++ libraries. This one concerns 2D implementation of the Fast wavelet transform (FWT). The 2D FWT is used i
CDMA_WITH_DSSS_FHSS
- CDMA 的仿真程序，Frequency Hopping Spread Spectrum,Random frequency hopps to form a spread signal-CDMA s simulation program, Frequency Hopping Spread Spectrum, Random frequency hopps to form a spread signal
1
- 建立了信号从扩频、加干扰信号到解扩、求误码率的仿真模型系统。 经过小波镜像处理的与理想的状况的比较。-Established from the spread spectrum signal, plus interference signal to the de-spread, and the bit error rate system simulation model. After wavelet image processing and comparison of the ideal si
DigitalWatermarking
- 基于扩频序列和小波变换的数字水印算法 的仿真程序-Sequence spread-spectrum based on wavelet transform and the digital watermarking algorithm simulation program
josTexImgRetr
- 基于纹理谱描述子的图像检索 提出一种新的纹理谱描述子应用于基于内容的图像检索中.讨论了小波变换的思想和纹理谱概念的联 系,根据纹理的视觉特性,提出纹理模式等价类的概念,设计出更合理的纹理谱描述子来描述图像的纹理特征.该纹 理模式刻画了领域内像素灰度变化模式,以纹理谱直方图方式表示图像纹理内容.分析了纹理谱的对称不变性和旋 -This paper presents a new texture spectrum descr iptor for content-based image
10.1.1.52.1804
- Wavelet Thresholding Techniques for Power Spectrum Estimation Pierre Moulin Bell Communications Research 445 South Street Morristown, NJ 07960 email: moulin@bellcore.com tel (201) 829-5021 fax (201) 829-4391 August 1993 to appear
wavelets
- A wavelet function can be viewed as a high pass filter, which aproximates a data set (a signal or time series). The result of the wavelet function is the difference between value calculated by the wavelet function and the actual data. The scaling fun
Edgedetect
- 小波变换检测信号频谱边缘，利用多尺度小波模极大值法确定信号频谱边缘。-Wavelet transform edge detection of the signal spectrum, using multi-scale wavelet modulus maximum method to determine the edge of the signal spectrum.
wavelet_power_spectral
- 基于小波变换的功率谱估计MATLAB仿真代码，包括小波变换的基本原理实现，mallat算法的实现，经典功率谱和现代功率谱估计的主要方法仿真比较。-Based on wavelet transform power spectrum estimation MATLAB simulation code, including the basic principles of wavelet transform to achieve, mallat Algorithm, classic and modern
hurst
- hurst指数 This the source code associated with the web page http://www.bearcave.com/misl _tech/wavelets/hurst/index.html There are the following sub-directories in this directory: hurst This is the "main" directory, which contains
xsj
- 基于小波变换的碰磨故障信号的特征提取，可以画出信号原图，轴心轨迹，频谱图以及多层小波变换的重构信号-Based on wavelet transform rubbing fault signal feature extraction, the signal can be drawn artwork, orbit, spectrum and signal reconstruction wavelet multi-
multi_scale_edgedetect
- 利用小波变化对信号的边缘进行检测，方法使通过多尺度积对信号功率谱进行变化-Changes in the signal using the wavelet edge detection method to plot the signal through the multi-scale changes in the power spectrum
33957049WTE
- 阐述了GPS坐标时间序列分析的原理和方法，包括线性拟合、相关函数法、AR（P）模型预测、功率谱、小波谱以及小波熵，通过仿真实验验证了各种方法的优点。-2. The theory and methods of GPS coordinate time series analysis are expounded, including linear fitting, correlation function, AR (P) model prediction, power spectrum, wavele
emdwt
- 基于小波变换的扩频图象数字水印，将水印嵌入到小波中。以保证信息的安全-Spread spectrum based on wavelet transform image watermarking, the watermark is embedded into the wavelet. To ensure information security