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Kai Xu's picture
5

Kai Xu

kai-xu
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Recent Activity

updated a model 8 days ago
kai-xu/OPD-sycophancy-NVIDIA-Nemotron-3-Nano-30B-A3B-BF16
published a model 8 days ago
kai-xu/OPD-sycophancy-NVIDIA-Nemotron-3-Nano-30B-A3B-BF16
updated a dataset 15 days ago
kai-xu/sycophancy-test-MMLU-multi-turn-v2
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New York University's profile picture PaintBench's profile picture

upvoted a paper 7 months ago

Inpainting-Guided Policy Optimization for Diffusion Large Language Models

Paper • 2509.10396 • Published Sep 12, 2025 • 16
upvoted 2 papers 8 months ago

Intern-S1: A Scientific Multimodal Foundation Model

Paper • 2508.15763 • Published Aug 21, 2025 • 273

On the Generalization of SFT: A Reinforcement Learning Perspective with Reward Rectification

Paper • 2508.05629 • Published Aug 7, 2025 • 191
upvoted 2 papers 9 months ago

SFT Memorizes, RL Generalizes: A Comparative Study of Foundation Model Post-training

Paper • 2501.17161 • Published Jan 28, 2025 • 125

DeepSeek-R1: Incentivizing Reasoning Capability in LLMs via Reinforcement Learning

Paper • 2501.12948 • Published Jan 22, 2025 • 448
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