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Tianyuan Dai

3 accepted papers

2026

ROSETTA: Constructing Code-Based Reward from Unconstrained Language Preference

ICLR 2026poster

Intelligent embodied agents not only need to accomplish preset tasks, but also learn to align with individual human needs and preferences. Extracting reward signals from human language preferences allows an embodied agent to adapt through reinforcement learning. However, human language preferences a…

Cited by 0SourcecodeScholar
2024

Automated Creation of Digital Cousins for Robust Policy Learning

CoRL 2024poster

Training robot policies in the real world can be unsafe, costly, and difficult to scale. Simulation serves as an inexpensive and potentially limitless source of training data, but suffers from the semantics and physics disparity between simulated and real-world environments. These discrepancies can…

Cited by 11SourcecodeScholar
2023

FaceDNeRF: Semantics-Driven Face Reconstruction, Prompt Editing and Relighting with Diffusion Models

NeurIPS 2023poster

The ability to create high-quality 3D faces from a single image has become increasingly important with wide applications in video conferencing, AR/VR, and advanced video editing in movie industries. In this paper, we propose Face Diffusion NeRF (FaceDNeRF), a new generative method to reconstruct hig…