Cross-Database Evaluation of Class-Imbalance Mitigation Strategies for Normal/Abnormal Heart-Sound Classification
Automated classification of phonocardiogram (PCG) recordings is often evaluated using the PhysioNet/ Computing in Cardiology (CinC) Challenge 2016 dataset. Class imbalance is commonly addressed with approaches such as class-weighted loss or oversampling, but these methods are often evaluated using a single random split...