Documents are always grouped per task C label when sampling documents for concatenation-based data augmentation, naively using the stored label in '%d.%d'/'none' format. We should group documents by the actual label of the target task in tasks A and B so that
Documents are always grouped per task C label when sampling documents for concatenation-based data augmentation, naively using the stored label in '%d.%d'/'none' format. We should group documents by the actual label of the target task in tasks A and B so that