4 papers
DROMO: Distributionally Robust Offline Model-based Policy Optimization
Ruizhen Liu, Dazhi Zhong, Zhicong Chen
We consider the problem of offline reinforcement learning with model-based control, whose goal is to learn a dynamics model from the experience replay and obtain a pessimism-orient…
XMUSPEECH System for VoxCeleb Speaker Recognition Challenge 2021
Jie Wang, Fuchuang Tong, Zhicong Chen +3
This paper describes the XMUSPEECH speaker recognition and diarisation systems for the VoxCeleb Speaker Recognition Challenge 2021. For track 2, we evaluate two systems including R…
The Geometry of Information Cocoon: Analyzing the Cultural Space with Word Embedding Models
Huimin Xu, Zhicong Chen, Ruiqi Li +1
Accompanied by the development of digital media, the threat of information cocoon has become a significant issue. However, little is known about the measure of information cocoon a…
Leveraging the Flow of Collective Attention for Computational Communication Research
Cheng-Jun Wang, Zhi-Cong Chen, Qiang Qin +1
Human attention becomes an increasingly important resource for our understanding or collective human behaviors in the age of information explosion. To better understand the flow of…