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E
- ECG NOISE CANCELLATION IN MATLAB
filters-used-to-heart-noise
- 读取心电数据，画出心电数据的波形和频谱图，观察心电数据的频率段范围 2.分别添加以下噪声（至少3种），画出噪声信号的频谱图，验证设计的噪声是否符合要求 （1）基线漂移 基线漂移通常为频率非常非常低的噪声信号，添加了基线漂移后的心电信号可以观察到原始信号整体的上下浮动 （2）高频噪声 高频噪声可以设计为大于100Hz的随机信号 （3）呼吸噪声 人体的呼吸带来的干扰大约在0.1Hz~0.25Hz （4）50HZ工频信号干扰（必做） 50Hz工频信号
Acouostic-Signal-Test01
- 声学系统测试，生成impulse noise 和non-Gaussian noise混和信号-Acoustic system testing, generate impulse noise and non-Gaussian noise mixed signals
code
- Image Despeckling described in the following paper: Hossein Rabbani, Mansur Vafadust, Purang Abolmaesumi, Saeed Gazor: Speckle Noise Reduction of Medical Ultrasound Images in Complex Wavelet Domain Using Mixture Priors. IEEE Trans. Biomed. Engineer
ECG_noise_removal
- a matlab source code for Egc noise removal in which the heart beat signal is treated to remove noise from it
ECG
- 心电信号去噪，主要针对的是基线漂移噪声,肌电噪声和工频干扰 -Is mainly targeted at the baseline wander and power line interference, noise