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20202022
most citedIntegrating Semantics and Neighborhood Information with Graph-Driven Generative Models for Document Retrieval

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

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Showing 2021Show all

6 papers · 1 filter

cs.CL2021

Tell Me How to Survey: Literature Review Made Simple with Automatic Reading Path Generation

Jiayuan Ding, Tong Xiang, Zijing Ou +5

Recent years have witnessed the dramatic growth of paper volumes with plenty of new research papers published every day, especially in the area of computer science. How to glean pa…

cs.IR2021

Refining BERT Embeddings for Document Hashing via Mutual Information Maximization

Zijing Ou, Qinliang Su, Jianxing Yu +3

Existing unsupervised document hashing methods are mostly established on generative models. Due to the difficulties of capturing long dependency structures, these methods rarely mo…

cs.LG2021

Prototypical Graph Contrastive Learning

Shuai Lin, Pan Zhou, Zi-Yuan Hu +6

Graph-level representations are critical in various real-world applications, such as predicting the properties of molecules. But in practice, precise graph annotations are generall…

cs.IR2021★ 3 cited

Integrating Semantics and Neighborhood Information with Graph-Driven Generative Models for Document Retrieval

Zijing Ou, Qinliang Su, Jianxing Yu +5

With the need of fast retrieval speed and small memory footprint, document hashing has been playing a crucial role in large-scale information retrieval. To generate high-quality ha…

cs.CL2021★ 1 cited

Guiding the Growth: Difficulty-Controllable Question Generation through Step-by-Step Rewriting

Yi Cheng, Siyao Li, Bang Liu +4

This paper explores the task of Difficulty-Controllable Question Generation (DCQG), which aims at generating questions with required difficulty levels. Previous research on this ta…

cs.CL2021★ 2 cited

Imperfect also Deserves Reward: Multi-Level and Sequential Reward Modeling for Better Dialog Management

Zhengxu Hou, Bang Liu, Ruihui Zhao +4

For task-oriented dialog systems, training a Reinforcement Learning (RL) based Dialog Management module suffers from low sample efficiency and slow convergence speed due to the spa…