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DWT
音频数字水印技术,采用小波变换,psnr、snr、nc等参数计算(Audio watermarking, DWT translation,parameter caculation)
- 2012-03-23 11:18:13下载
- 积分:1
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matlab-cwt
连续小波变换的MATLAB实现(未调用cwt函数)(Continuous wavelet transform of MATLAB (not using function cwt))
- 2021-03-16 01:19:23下载
- 积分:1
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tuxiangfenge
图像滤波变换程序,上学期课程设计代码,绝对原创(Image filtering transform procedures, last semester curriculum design code, an absolute original)
- 2008-06-11 07:32:12下载
- 积分:1
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slantlet
图像多尺度分析,小波变换的进一步发展slantlet变换代码,用matlab编写有使用说明(slantlet code)
- 2020-12-14 15:09:14下载
- 积分:1
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zishiying50hz
由仿真结果时域和频域图可以看出,工频50Hz干扰信号很好被滤除掉,说明所设计的自适应滤波器效果较好。(It can be seen by the domain and frequency domain simulation results in Figure, the frequency 50 Hz interference signals very well be eliminated, the design of the adaptive filter is better.)
- 2012-04-12 15:48:44下载
- 积分:1
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flourierwavelet
使用傅里叶变换和小波变换提取心电信号中的呼吸信号(Using the Fourier transform and the wavelet transform to extract the breathing signal ECG)
- 2013-03-06 11:08:15下载
- 积分:1
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BE-CO-RO-1991
Fast wavelet transforms and numerical algorithms 1
- 2013-12-27 23:53:23下载
- 积分:1
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decomposition
运行emd,得到输入信号X的固有模态函数(imf),每列代表着信号X的一阶分量,X就是我们采集的信号。
hhtdn是hht去噪的程序,可以不看,仅看emd 和 findpeaks
wvtdn是wavelet去噪程序,如果只是分解信号,仅用下面的语句即可
[C,L] = wavedec(x_noise,dl,wn);
x_noise就是我们采集的信号,dl是分解的阶数,wn是分解的母小波名称(% Empiricial Mode Decomposition (Hilbert-Huang Transform)
% imf = emd(x)
% Func : findpeaks)
- 2021-04-13 22:28:55下载
- 积分:1
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ECGProcessor
说明: ecg信号处理,基线漂移,小波变换、snr mse(ECG signal processing, baseline drift, wavelet transform, SNR MSE)
- 2019-12-20 17:53:49下载
- 积分:1
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JZBWav_4_29
基于小波变换的语音识别,内含毕业论文和摘要以及可执行源程序(Speech recognition based on wavelet transform, containing thesis and summary of executable source code)
- 2021-03-03 14:49:33下载
- 积分:1