activity
20202023
most citedRelational Graph Attention Network for Aspect-based Sentiment Analysis

48 citations · 81 across the 7 of their papers we have counts for

collaborators

7 papers

cs.CL2023

Retrieval-Generation Alignment for End-to-End Task-Oriented Dialogue System

Weizhou Shen, Yingqi Gao, Canbin Huang +3

Developing an efficient retriever to retrieve knowledge from a large-scale knowledge base (KB) is critical for task-oriented dialogue systems to effectively handle localized and sp…

cs.CL2023★ 2 cited

Multi-Grained Knowledge Retrieval for End-to-End Task-Oriented Dialog

Fanqi Wan, Weizhou Shen, Ke Yang +2

Retrieving proper domain knowledge from an external database lies at the heart of end-to-end task-oriented dialog systems to generate informative responses. Most existing systems b…

cs.CL2023

Generic Dependency Modeling for Multi-Party Conversation

Weizhou Shen, Xiaojun Quan, Ke Yang

To model the dependencies between utterances in multi-party conversations, we propose a simple and generic framework based on the dependency parsing results of utterances. Particul…

cs.CL2022

Joint Generator-Ranker Learning for Natural Language Generation

Weizhou Shen, Yeyun Gong, Yelong Shen +4

Generate-then-rank is a widely used mechanism for text generation, where a generator produces multiple text candidates and a ranker chooses the best one among the text candidates.…

cs.CL2021★ 14 cited

Directed Acyclic Graph Network for Conversational Emotion Recognition

Weizhou Shen, Siyue Wu, Yunyi Yang +1

The modeling of conversational context plays a vital role in emotion recognition from conversation (ERC). In this paper, we put forward a novel idea of encoding the utterances with…

cs.CL2020★ 17 cited

DialogXL: All-in-One XLNet for Multi-Party Conversation Emotion Recognition

Weizhou Shen, Junqing Chen, Xiaojun Quan +1

This paper presents our pioneering effort for emotion recognition in conversation (ERC) with pre-trained language models. Unlike regular documents, conversational utterances appear…

cs.CL2020★ 48 cited

Relational Graph Attention Network for Aspect-based Sentiment Analysis

Kai Wang, Weizhou Shen, Yunyi Yang +2

Aspect-based sentiment analysis aims to determine the sentiment polarity towards a specific aspect in online reviews. Most recent efforts adopt attention-based neural network model…