Saliency-based Span Mixup for Text Classification
SSMix Saliency-based Span Mixup for Text Classification (Findings of ACL 2021) Abstract Data augmentation with mixup has shown to be effective on various computer vision tasks. Despite its great success, there has been a hurdle to apply mixup to NLP tasks since text consists of discrete tokens with variable length. In this work, we propose SSMix, a novel mixup method where the operation is performed on input text rather than on hidden vectors like previous approaches. SSMix synthesizes a sentence […]
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