activity
20192022
most citedBAG: Bi-directional Attention Entity Graph Convolutional Network for Multi-hop Reasoning Question Answering

46 citations · 54 across the 8 of their papers we have counts for

collaborators

11 papers

cs.CL20221 cited

A Survey for Efficient Open Domain Question Answering

Qin Zhang, Shangsi Chen, Dongkuan Xu +4

Open domain question answering (ODQA) is a longstanding task aimed at answering factual questions from a large knowledge corpus without any explicit evidence in natural language pr…

cs.CL2022

TASA: Deceiving Question Answering Models by Twin Answer Sentences Attack

Yu Cao, Dianqi Li, Meng Fang +4

We present Twin Answer Sentences Attack (TASA), an adversarial attack method for question answering (QA) models that produces fluent and grammatical adversarial contexts while main…

cs.CL2022

Phrase-level Textual Adversarial Attack with Label Preservation

Yibin Lei, Yu Cao, Dianqi Li +3

Generating high-quality textual adversarial examples is critical for investigating the pitfalls of natural language processing (NLP) models and further promoting their robustness.…

cs.CL20221 cited

A Model-Agnostic Data Manipulation Method for Persona-based Dialogue Generation

Yu Cao, Wei Bi, Meng Fang +2

Towards building intelligent dialogue agents, there has been a growing interest in introducing explicit personas in generation models. However, with limited persona-based dialogue…

cs.CL20216 cited

DAGN: Discourse-Aware Graph Network for Logical Reasoning

Yinya Huang, Meng Fang, Yu Cao +2

Recent QA with logical reasoning questions requires passage-level relations among the sentences. However, current approaches still focus on sentence-level relations interacting amo…

cs.CL2021

Towards Efficiently Diversifying Dialogue Generation via Embedding Augmentation

Yu Cao, Liang Ding, Zhiliang Tian +1

Dialogue generation models face the challenge of producing generic and repetitive responses. Unlike previous augmentation methods that mostly focus on token manipulation and ignore…