1 code implementation • 25 May 2023 • Hanchong Zhang, Jieyu Li, Lu Chen, Ruisheng Cao, Yunyan Zhang, Yu Huang, Yefeng Zheng, Kai Yu
Furthermore, we present CSS, a large-scale CrosS-Schema Chinese text-to-SQL dataset, to carry on corresponding studies.
no code implementations • 12 Jan 2023 • Jieyu Li, Lu Chen, Ruisheng Cao, Su Zhu, Hongshen Xu, Zhi Chen, Hanchong Zhang, Kai Yu
Exploring the generalization of a text-to-SQL parser is essential for a system to automatically adapt the real-world databases.
1 code implementation • NAACL 2022 • Zihan Zhao, Lu Chen, Ruisheng Cao, Hongshen Xu, Xingyu Chen, Kai Yu
Recently, the structural reading comprehension (SRC) task on web pages has attracted increasing research interests.
no code implementations • 9 Dec 2021 • Su Zhu, Lu Chen, Ruisheng Cao, Zhi Chen, Qingliang Miao, Kai Yu
In this paper, we propose to improve prototypical networks with vector projection distance and abstract triangular Conditional Random Field (CRF) for the few-shot NLU.
no code implementations • Findings (ACL) 2021 • Zhi Chen, Lu Chen, Hanqi Li, Ruisheng Cao, Da Ma, Mengyue Wu, Kai Yu
A dual learning approach is also proposed for the utterance rewrite model to address the data sparsity problem.
1 code implementation • ACL 2021 • Ruisheng Cao, Lu Chen, Zhi Chen, Yanbin Zhao, Su Zhu, Kai Yu
This work aims to tackle the challenging heterogeneous graph encoding problem in the text-to-SQL task.
no code implementations • NAACL 2021 • Zhi Chen, Lu Chen, Yanbin Zhao, Ruisheng Cao, Zihan Xu, Su Zhu, Kai Yu
Given a database schema, Text-to-SQL aims to translate a natural language question into the corresponding SQL query.
1 code implementation • 21 Sep 2020 • Su Zhu, Ruisheng Cao, Lu Chen, Kai Yu
Few-shot slot tagging becomes appealing for rapid domain transfer and adaptation, motivated by the tremendous development of conversational dialogue systems.
no code implementations • ACL 2020 • Yanbin Zhao, Lu Chen, Zhi Chen, Ruisheng Cao, Su Zhu, Kai Yu
We also adopt graph attention networks with higher-order neighborhood information to encode the rich structure in AMR graphs.
1 code implementation • ACL 2020 • Ruisheng Cao, Su Zhu, Chenyu Yang, Chen Liu, Rao Ma, Yanbin Zhao, Lu Chen, Kai Yu
One daunting problem for semantic parsing is the scarcity of annotation.
1 code implementation • 24 May 2020 • Chen Liu, Su Zhu, Zijian Zhao, Ruisheng Cao, Lu Chen, Kai Yu
In this paper, a novel BERT based SLU model (WCN-BERT SLU) is proposed to encode WCNs and the dialogue context jointly.
2 code implementations • 26 Apr 2020 • Su Zhu, Ruisheng Cao, Kai Yu
The framework is composed of dual pseudo-labeling and dual learning method, which enables an NLU model to make full use of data (labeled and unlabeled) through a closed-loop of the primal and dual tasks.
1 code implementation • ACL 2019 • Ruisheng Cao, Su Zhu, Chen Liu, Jieyu Li, Kai Yu
Semantic parsing converts natural language queries into structured logical forms.