Abstract < /h3 > < p class= " a-plus-plus " > Most existing studies of cardiac arrhythmia rely on surface measurements through optical or electrical mapping techniques. Current density imaging (CDI) is a method which enables us to study current pathways inside the tissue. However, this method entails implementation complexities for beating < em class= " a-plus-plus " ..."> Abstract < /h3 > < p class= " a-plus-plus " > Most existing studies of cardiac arrhythmia rely on surface measurements through optical or electrical mapping techniques. Current density imaging (CDI) is a method which enables us to study current pathways inside the tissue. However, this method entails implementation complexities for beating < em class= " a-plus-plus " ..." /> Abstract < /h3 > < p class= " a-plus-plus " > Most existing studies of cardiac arrhythmia rely on surface measurements through optical or electrical mapping techniques. Current density imaging (CDI) is a method which enables us to study current pathways inside the tissue. However, this method entails implementation complexities for beating < em class= " a-plus-plus " ..." />