Author

Yu-Jiang Pu

h-index 3 View on Semantic Scholar

We have 2 of 5 papers

We haven’t gathered this author’s papers yet. Follow them and we’ll fetch their work.

Not the right person? Other researchers publish under this name.

Preprint Oct 2026

StairVLA: Stage-Aware Hierarchical Action Generation for Vision-Language-Action Models

Vision-language-action (VLA) models increasingly rely on diffusion- or flow-matching-based action heads to generate continuous robot actions. These action heads typically process the denoising trajectory in a largely uniform manner. However, we observe that the conditioning focus naturally shifts across denoising stage...

Shang-Yuan Yuan, Xin-Da Qi, Yu-Jiang Pu et al. · 0 citations

Preprint Aug 2026

NoisEasier: Test-Time Noise Optimization for Text-to-Video Generation

NoisEasier serves as both a flexible alternative and a complementary enhancement to reward-based fine-tuning, establishing test-time scaling as an effective paradigm for controllable text-to-video generation.

Yu-Jiang Pu, Yu Kong · 1 citation