Bio. I am a Principal Scientist at Tencent, focusing on Deep Reinforcement Learning, Large Language Models, especially in reasoning and planning. Previously, I was a Principal Scientist at Sea AI Lab, an Adjunct Assistant Professor at the National University of Singapore, and a Senior Research Scientist at DeepMind.
I received my Ph.D. from the University of Technology Sydney (UTS), where I was advised by Prof. Yi Yang. I earned my Bachelor's degree from Zhejiang University in 2013, under the supervision of Prof. Yueting Zhuang and Prof. Fei Wu.
During my early research career, I had the privilege of spending time at Carnegie Mellon University, the National University of Singapore, Google Brain, and DeepMind.
Meta-gradient updates for training return functions for reinforcement learning systems
Zhongwen Xu, Hado van Hasselt, David Silver
US Patent App. 16/417,536
Training action selection neural networks using a differentiable credit function
Zhongwen Xu, Hado van Hasselt, Joseph Modayil, Andre Barreto, David Silver
US Patent App. 16/615,042
UTS-CMU at THUMOS 2015
Zhongwen Xu, Linchao Zhu, Yi Yang and Alexander G. Hauptmann
THUMOS challenge 2015
[Ranked 1st place]
[PDF]
[THUMOS Challenge]
UTS-CMU at THUMOS 2015
Zhongwen Xu, Linchao Zhu, Yi Yang and Alexander G. Hauptmann
THUMOS challenge 2015
[Ranked 1st place]
[PDF]
[THUMOS Challenge]
Cross-media Relevance Mining for Evaluating Text-based Image Search Engine
Zhongwen Xu, Yi Yang, Ashraf A. Kassim and Shuicheng Yan
ICME MSR-Bing Grand Challenge Workshop 2014
[Ranked 1st place]
[PDF]
[MSR-Bing Image Retrieval Challenge (IRC)]
Informedia@TRECVID 2014 MED and MER
Shoou-I Yu, Lu Jiang, Zhongwen Xu, et al. and Alexander G. Hauptmann
TRECVID Workshop 2014
[Ranked 1st place in MED]
[PDF]
[TRECVID Multimedia Event Detection 2014]
ILSVRC (ImageNet) 2014 Classification with Provided Data Only
Zhongwen Xu and Yi Yang
[Ranking: Google, VGG, MSRA, Howard, DeepVision, NUS, TTIC, XYZ (ours)]
[link]
Informedia E-Lamp @ TRECVID 2012 Multimedia Event Detection and Recounting (MED and MER)
Shoou-I Yu, Zhongwen Xu, Duo Ding, et al. and Alexander G. Hauptmann
TRECVID Workshop 2012
[Ranked 1st place in Pre-specific events, 2nd place in Ad-hoc events]
[PDF]
[TRECVID Multimedia Event Detection 2012]
Theme from Karen Simonyan.