求翻译：通过对含有噪声信号的心电信号利用Coif4小波进行8层小波分解，然后用小波分解重构法去除基线漂移，用改进的阈值算法去除肌电干扰和工频干扰，并对MIT-BIH心率失常数据库中的心电信号进行仿真。是什么意思？

Through the noisy ECG signal using wavelet Coif4 8 layer wavelet decomposition, and then use the wavelet decomposition and reconstruction method to remove baseline drift, with improved threshold algorithm to remove the EMG interference and frequency interference, and the MIT- BIH arrhythmia database

To contain noise signals through the heart of telecom Coif use Small wave 4 to 8 layers, and then use the little wavelet decomposition decomposition wave re-structure the baseline drift, used to remove the threshold algorithm improvements in addition to radio interference and convention on Trade and

正在翻译，请等待...

Through the noise of ECG signal containing 8 using Coif4 Wavelet Wavelet Decomposition and Wavelet Decomposition and reconstruction method for removing baseline wander, improving threshold algorithm to remove interference and power-line interference EMG and MIT-BIH arrhythmia ECG simulation in the d

Through utilize Coif4 little wave to decompose 8 layers of low waves to with noise signal heart electric signal, then decompose and reconstruct the law to remove the base-line and drift about with the small wave and remove the electricity of skin and interfere with interfering with with the worker f