2023
Enhancing Low-resource Fine-grained Named Entity Recognition by Leveraging Coarse-grained Datasets
EMNLP 2023long main
Named Entity Recognition (NER) frequently suffers from the problem of insufficient labeled data, particularly in fine-grained NER scenarios. Although $K$-shot learning techniques can be applied, their performance tends to saturate when the number of annotations exceeds several tens of labels. To ov…