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Dingyao Yu

3 accepted papers

2024

Refining Corpora from a Model Calibration Perspective for Chinese Spelling Correction

ACL 2024findings

Chinese Spelling Correction (CSC) commonly lacks large-scale high-quality corpora, due to the labor-intensive labeling of spelling errors in real-life human writing or typing scenarios. Two data augmentation methods are widely adopted: (1) *Random Replacement* with the guidance of confusion sets and…

Cited by 1SourcePDFScholar
2023

Improving Knowledge Graph Completion with Generative Hard Negative Mining

ACL 2023findings

Contrastive learning has recently shown great potential to improve text-based knowledge graph completion (KGC). In this paper, we propose to learn a more semantically structured entity representation space in text-based KGC via hard negatives mining. Specifically, we novelly leverage a sequence-to-s…

Cited by 16SourcePDFScholar
2023

Sequence Generation with Label Augmentation for Relation Extraction

AAAI 2023technical

Sequence generation demonstrates promising performance in recent information extraction efforts, by incorporating large-scale pre-trained Seq2Seq models. This paper investigates the merits of employing sequence generation in relation extraction, finding that with relation names or synonyms as genera…