الباحثون

Sibo Liu

المنشورات 2

نسخة أولية وصول مفتوح

MegaAvatar: Controllable Talking Avatar Generation

Junyao Gao, Sibo Liu, Weidong Zhang وآخرون · 2026

This report presents \textbf{MegaAvatar}, a controllable talking avatar generation framework built on top of the Wan2.2-TI2V-5B model. Compared with previous talking-avatar methods that mainly rely on audio or reference-image conditioning, we introduce additional SMPL-X-derived 3D guidance, enabling global control over …

نسخة أولية وصول مفتوح

Audience-Bound Persistent Memory: Authorization Across the Memory Lifecycle

Sibo Liu · 2026

A personal language agent that acts for its owner across private and shared conversations can learn a fact from one audience and later place it in the context it assembles for another. We study authorization before context across the whole memory lifecycle. Each memory item carries the audience present when it was reco …

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