Author

Hengyuan Zhang

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Jul 2026

AptAvatar: Fast and Vivid Long-Form Audio-Driven Video Generation for Production-Ready Avatars

This work proposes AptAvatar, a 14B-parameter long-form audio-driven avatar generation framework that delivers fast and expressive inference, and introduces Endpoint-Anchored Distribution Distillation, a dedicated Anchor Score Estimator trained on the trajectory-endpoint distribution defined from a frozen pretrained 4-...

Hengyuan Zhang, Jing-Na Sun, Mei-Guang Jin et al. · arXiv.org · 1 citation