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hundun
- 运用混沌理论进行微弱信号的去噪处理效果很不错的,看波形把。
1125
- 基于小波转换对vc程序源代码!小波变换由于具有良好时频局部化特性,它通 过对不同的频率成分采用逐渐精细的采样步长,可 以聚焦到信号的任意细节,能很好地处理微弱或突 变信号-err
detection_of_phase_distributed_weak_sine_signal_ba
- 基于双耦合Duffing振子的随机相位正弦信号检测 采用双耦合混沌振子阵列实现了随机相位微弱正弦信号的检测,在此基础上,提出了新的检测方法,即利用单个耦合混沌振子,通过临界及周期状态 的变化检测随机相位微弱正弦信号并大致估计信号相位范围,该方法比双耦合混沌振子阵列法简单,更易于实现。-Based on double coupled Duffing oscillators random phase sine signals detected by two coupled chaotic o
HarmonicWaveletAnalysis
- 微弱振动信号的谐波小波频域提取,实现了强噪声下微弱周期振动信号的频域提取。-Harmonic Wavelet Analysis of the weak vibration signal frequency domain to extract, weak periodic vibration signal in the frequency domain to extract the strong noise.
quzao
- 主要是用于心电信号的去噪,对于噪声下的微弱电信号的一种提取-For ECG denoising, extract a weak signal in the noise
HHT_APP
- 包括HHT测试程序以及HHT在地震信号处理,轨道异常信号处理,微弱信号检测,语音信号处理,和基于HHT改进算法的介绍-Including the HHT test procedures as well as the HHT in seismic signal processing, track abnormal signal processing, signal detection, speech signal processing, and introduction of improved a
lzy2
- 此系统为利用duffing振子系统,测定未知微弱信号参数的系统。大家可以参考。-This system is for the use of duffing oscillators, measuring the unknown parameters of weak signal system. We can refer to.
Wavelettransformgearpittingfault
- 利用小波的消噪功能检测微弱的故障突变信号。-Using wavelet denoising function mutation detection of weak signals fault.
gaijindeyuzhisuanfa
- 此程序适用于用MATLAB编程进行一些微弱信号的滤波,比如说心电信号,效果明显。-This procedure applies to MATLAB programming some weak signal filtering, such as ecg signal, the effect is obvious.
cyclostationary_toolbox
- 循环平稳信号是一类特殊的非平稳信号,其统计特征具有随时间呈周期变化的特点。旋转机械由于周期运行方式其振动信号具有循环平稳特性,因此利用循环平稳分析方法能够提取出在平稳假设下所不能得到的隐藏故障特征信息,为有效地分离和识别旋转机械早期微弱故障特征提供可能。(The cyclostationary signal is a special type of non-stationary signal whose statistical characteristics have a periodic va
09177133canny
- 用于特征提取,提取微弱信号,不用去噪依然可以提取出比价好的信号(For feature extraction, weak signals can be extracted without noise removal.)