Scholar
Xin Dong
Google Scholar ID: O8nBN64AAAAJ
Research Scientist & Tech Lead, NVIDIA Research; Harvard University
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Citations & Impact
All-time
Citations
2,262
H-index
20
i10-index
26
Publications
20
Co-authors
8
list available
Contact
Twitter
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GitHub
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Publications
3 items
Mitigating the ID-OOD Tradeoff in Open-Set Test-Time Adaptation
2026
Cited
0
QuRL: Efficient Reinforcement Learning with Quantized Rollout
2026
Cited
0
GDPO: Group reward-Decoupled Normalization Policy Optimization for Multi-reward RL Optimization
arXiv.org · 2026
Cited
14
Resume (English only)
Academic Achievements
- Released a new series of NVIDIA Nemotron models, aiming to contribute to the journey of building the next-generation architecture
- Significantly scaled up the compute (3k steps) and data (5 distinct domains) for RL, setting a new scaling record for open-source RL training
- Released CLIMB, a robust LLM pre- and post-training dataset building method
- Released the first intra-layer (head-wise fusion) hybrid model, Hymba-1.5B, accepted by ICLR 2025 as a spotlight
- Additive Power-of-Two Quantization (ICLR'20) is now supported in official PyTorch
Research Experience
- Research Scientist at NVIDIA Research, 2024 - Present
- Research Scientist at Sony, 2023 - 2024
- Research Scientist Intern at Meta Reality Lab, 2021, 2022
- Research Scientist Intern at NVIDIA, 2020
- Research Scientist Intern at Tencent America, 2019
Education
- Degree: Ph.D.
- School: Harvard University
- Advisor: H.T. Kung
- Time: 2023
- Major: Computer Science
- Honor: Recipient of the Harvard James Mills Peirce Fellowship
Background
- Research Interests: Training of intelligent and efficient foundation models
- Field: Computer Science
- Brief Introduction: A research scientist at NVIDIA Research, leading the training of intelligent and efficient foundation models.
Miscellany
- Personal Interests: Not mentioned
Co-authors
8 total
Yuhang Li
Yale University
H. T. Kung
Professor, Harvard University
Jan Kautz
Vice President of Research, NVIDIA Research
Pavlo Molchanov
NVIDIA Research
Sai Qian Zhang
New York University
Hao Su
UCSD CSE
Sinno Jialin Pan
The Chinese University of Hong Kong
Hongxu (Danny) Yin
Research Scientist & Tech Lead, NVIDIA Research; Princeton University
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