matlab环境的小波压缩算法，给予dwt的心电图压缩，滤去了高频分量，具有较高的压缩比率-matlab environment wavelet compression algorithm, giving dwt ECG compression, filter the high frequency components with high compression ratio

去除心电图中的高频干扰信号，希望对大家有所帮助。(Removal of high frequency interference signals in electrocardiogram and hope to help you.)