Dynamic electrocardiogram (ECG) is to monitor ECG signal of human during daily activities,which has more clinical valuethan conventional ECG. In order to monitor dynamic ECG in real-time and perform comprehensive diagnosis according to users’personalinformation,a wireless dynamic electrocardiogram analysis system with Hadoop cluster has been designed and implemented, in whichAndroid App on mobile devices is used as client to display status,manage files,perform diagnosis,and make emergency call,etc. Thecloud...