Pengyu Cheng

Harness TTS achieves up to 35.6-point improvements in instruction-following win rates, revolutionizing expressive speech synthesis for voice assistants.

PolicyAlign enables LLMs to adapt to rapidly changing safety policies without relying on expensive supervision data, achieving significant safety improvements across diverse applications.

Conflict-aware filtering in GD^2PO boosts reinforcement learning efficiency by preventing negative signal cancellation from competing rewards.

Achieving high-dimensional audio representations without sacrificing generative quality, the F3-Tokenizer redefines the boundaries of audio autoencoding.