The most common way to diagnose arrhythmia is the ECG signal analysis. With the characteristics of practicality, high-efficiency, non-invasiveness, safety, accuracy and reproducibility, ambulatory electrocardiography (AECG, Holter) is widely used in clinical diagnosis and medical research. However, the traditional manual diagnostic method based on ECG is limited by many aspects. Take the following for example, it consumes time for its huge amount of ECG data; misdiagnosis or missed diagnosis may happen betw...