no code implementations • SpaNLP (ACL) 2022 • Van-Hien Tran, Hiroki Ouchi, Taro Watanabe, Yuji Matsumoto
Zero-shot relation extraction (ZSRE) aims to predict target relations that cannot be observed during training.
Ranked #3 on
Zero-shot Relation Classification
on FewRel
1 code implementation • Journal of Natural Language Processing 2023 • Van-Hien Tran, Hiroki Ouchi, Hiroyuki Shindo, Yuji Matsumoto, Taro Watanabe
This study argues that enhancing the semantic correlation between instances and relations is key to effectively solving the zero-shot relation extraction task.
Ranked #1 on
Zero-shot Relation Classification
on FewRel
no code implementations • Journal of Natural Language Processing 2021 • Van-Hien Tran, Van-Thuy Phi, Akihiko Kato, Hiroyuki Shindo, Taro Watanabe, Yuji Matsumoto
A recent study (Yu et al. 2020) proposed a novel decomposition strategy that splits the task into two interrelated subtasks: detection of the head-entity (HE) and identification of the corresponding tail-entity and relation (TER) for each extracted head-entity.
no code implementations • EACL 2021 • Vu Tran, Van-Hien Tran, Phuong Nguyen, Chau Nguyen, Ken Satoh, Yuji Matsumoto, Minh Nguyen
This paper presents CovRelex, a scientific paper retrieval system targeting entities and relations via relation extraction on COVID-19 scientific papers.
no code implementations • NAACL 2019 • Van-Hien Tran, Van-Thuy Phi, Hiroyuki Shindo, Yuji Matsumoto
Recently, relation classification has gained much success by exploiting deep neural networks.