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二维S变换
能够实现二维S变换的MATLAB程序,与Stockwell的经典程序不同(the code which can implements the 2D S-transform)
- 2018-05-09 14:32:07下载
- 积分:1
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psd_cal
根据采集的时域数据,做fft得到其频谱,并计算其功率谱密度(According to the collected time-domain data, the frequency spectrum is obtained by FFT and the power spectral density is calculated.)
- 2019-04-25 14:44:55下载
- 积分:1
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waveletanalysis
利用全局去噪和分层去噪实现信号的小波去噪,实现成功(Implementation of wavelet denoising, global denoising and level-dependent denoising)
- 2010-11-19 17:18:33下载
- 积分:1
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mediumvaluefilter
中值滤波源程序,非常好用。程序有说明很容易看懂!(median filtering source, very handy. Note procedure is easy to read!)
- 2020-12-09 21:09:20下载
- 积分:1
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DIGITAL-WARTERMARKING
使用DCT和小波变换的数字音频水印生成/解码程序,可存活于方差0.05的高斯白噪声及不同程度的剪切。内含程序/测试文件介绍。(Digital wartermarking encoding/decoding program with DCT and wavelet transform.
nice robustness against Gaussian noise with variance less than 0.05 and any type of cropping attack.
functions/test files introduction included)
- 2013-08-18 22:31:47下载
- 积分:1
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fjxhfj
实现db6小波提升变换,对信号进行5层分解和重构。另外被屏蔽的部分为离散小波变换。(Enhance the realization of wavelet transform db6, 5 layers of signal decomposition and reconstruction. In addition to being part of shielding DWT.)
- 2009-06-08 16:58:58下载
- 积分:1
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GSM_Denoise
实现了高斯混合尺度模型(GSM)算法,可被嵌入到各种去噪框架中(如各种小波变换等)使用。(Gaussian mixture scale model (GSM) algorithm, can be embedded into a variety of denoising framework (such as a variety of wavelet transform, etc.) use.)
- 2021-04-07 09:19:01下载
- 积分:1
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pq_pcasvm
使用小波能量差提取信号,PCA降维,SVM对电能质量扰动分类。(Extract the signal using the wavelet energy difference between the PCA dimensionality reduction, SVM classification of power quality disturbances.)
- 2012-07-23 09:48:05下载
- 积分:1
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GaborandBP
基于Gabor小波变换和人工神经网络的人脸识别方法,matlab代码。(Based on the Gabor wavelet transform and artificial neural network methods for face recognition, matlab code.)
- 2021-05-14 09:30:02下载
- 积分:1
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exa130202
求冲激函数、阶跃函数及三角函数的小波变换、模极大线并求它们的李氏指数(Demand impulse function, step function and the trigonometric functions of the wavelet transform modulus maxima line and ask them Lipschitz)
- 2012-07-02 23:34:18下载
- 积分:1