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gaojieMUSIC
基于高阶累积量的MUSIC算法仿真,有直观结果可供参考(MUSIC algorithm simulation based on higher order cumulants, intuitive results available)
- 2013-03-02 14:15:18下载
- 积分:1
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lift97mlhard
个人编写的提升格式97小波去噪,采用硬阈值法,三层分解,包括小波变换,去噪,逆变换三步(Written format of 97 individuals to enhance the wavelet denoising using hard threshold method, three decomposition, including wavelet transforms, denoising, inverse transform three-step)
- 2020-06-29 04:20:02下载
- 积分:1
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Matlab 线性调频(LFM)脉冲压缩雷达仿真,
线性调频(LFM)脉冲压缩雷达仿真,脉冲压缩雷达能同时提高雷达的作用距离和距离分辨率。这种体制采用宽脉冲发射以提高发射的平均功率,保证足够大的作用距离;而接受时采用相应的脉冲压缩算法获得窄脉冲,以提高距离分辨率,较好的解决雷达作用距离与距离分辨率之间的矛盾。(Linear frequency modulation (LFM) pulse compression radar simulation, pulse compression radar while increasing the role of the radar range and range resolution. This system uses the width pulse emission in order to improve the average power emitted, to ensure a sufficiently large effective distance accepted when the corresponding pulse compression algorithm to obtain a narrower pulse, in order to improve the distance resolution, the better solution of the radar range and range resolution the contradiction between the rate.)
- 2020-06-27 10:00:02下载
- 积分:1
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wave_denoise
对信号进行小波去噪再重构,针对不同分解层次的高频系数,采用分层阈值方式来量化高频系数。(Signal is carried out the wavelet denoising again reconstructed to quantify high-frequency coefficients, high-frequency coefficients for different levels of decomposition, hierarchical threshold.)
- 2021-04-16 20:28:53下载
- 积分:1
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harmwave
关于小波分析的程序,用于分析振动信号的程序,很好用(Wavelet analysis on the procedures used to analyze the vibration signal of procedures, very good use)
- 2008-12-17 09:23:29下载
- 积分:1
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wvd
这是一个轴承故障分解程序,给予小波变换,小波去噪,小波重构与EMD相结合,有时频谱,边际谱,功率谱(This is a to bearing failure decomposition program given wavelet transform, wavelet denoising wavelet reconstruction combined with EMD, sometimes the spectrum, marginal spectrum, power spectrum)
- 2012-11-26 15:15:09下载
- 积分:1
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FK_Transform 实现f-k变换
说明: 实现f-k变换,功能强大,各种滤波处理,地震波等都能用(wavelet transformF -k transform, powerful, a variety of filtering, seismic waves can be used)
- 2019-03-20 15:44:28下载
- 积分:1
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gaga
基于小波变换的ECG信号去噪系统设计,在信号采集时,身体的任一微小运动都会产生“基线漂移”,这是一种低频干扰,同时,由于肌电的存在又产生了高频的肌电噪声,由于空间电磁场的存在又使心电信号中混有50Hz的工频干扰。这些噪声不去除,就会影响下一步的信号处理。
综合运用数字信号处理的理论知识进行生物医学信号增强系统设计,实现ECG信号的去噪,从而加深对小波变换及其应用的理解,建立概念多分辨分析的概念,加深理解信号增强的原理、方法和步骤。本设计的主要内容是设计一个基于小波变换的ECG信号去噪系统,实现ECG信号的去噪。
(ECG signal denoising based on wavelet transform system design, signal acquisition, any small movement of the body will have a " baseline drift" , which is a low-frequency interference, while the high frequency due to the existence of the EMG muscle electrical noise due to the presence of electromagnetic field and the ECG signal mixed with a 50Hz power frequency interference. The noise is not removed, it will affect the next step in the signal processing. Use the theoretical knowledge of digital signal processing for biomedical signal enhancement system design to achieve the de-noising of ECG signal, so as to deepen understanding of the wavelet transform and its applications, to establish the concept of multi-resolution analysis of the concept, deepen the understanding of signal enhancement of the principle, the method and steps. The main elements of this design is the design of an ECG signal denoising based on wavelet transform denoising the ECG signals.)
- 2012-07-07 16:25:58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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imagetransformcodes
此程序实现图象傅立叶变换、离散傅立叶变换和小波变换、可以自己设定小波变换的参数(this procedure image Fourier transform, discrete Fourier transform and wavelet transform, can set their own parameters of wavelet transform)
- 2006-10-19 13:19:03下载
- 积分:1