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Ziqian Bai

9 accepted papers

2026

Archon: A Unified Multimodal Model for Holistic Digital Human Generation

CVPR 2026

Digital humans are fundamental to immersive interaction, yet creating a unified model for holistic modalities, including text, audio, motion, and visual content, remains an open challenge. In this paper, we present Archon, a fully pretrained, human-centric unified multimodal model for holistic avata

Cited by 0SourceScholar
2026

Talking Together: Synthesizing Co-Located 3D Conversations from Audio

CVPR 2026

We tackle the challenging task of generating complete 3D facial animations for two interacting, co-located participants from a mixed audio stream. While existing methods often produce disembodied "talking heads" akin to a video conference call, our work is the first to explicitly model the dynamic 3

Cited by 0SourceScholar
2025

IM-Portrait: Learning 3D-aware Video Diffusion for Photorealistic Talking Heads from Monocular VideosC

CVPR 2025poster

We propose a novel 3D-aware diffusion-based method for generating photorealistic talking head videos directly from a single identity image and explicit control signals (e.g., expressions). Our method generates Multiplane Images (MPIs) that ensure geometric consistency, making them ideal for immersiv…

Cited by 0SourcePDFScholar
2024

Efficient 3D Implicit Head Avatar with Mesh-anchored Hash Table Blendshapes

CVPR 2024poster

3D head avatars built with neural implicit volumetric representations have achieved unprecedented levels of photorealism. However the computational cost of these methods remains a significant barrier to their widespread adoption particularly in real-time applications such as virtual reality and tele…

Cited by 5SourcePDFScholar
2023

Learning Personalized High Quality Volumetric Head Avatars From Monocular RGB Videos

CVPR 2023poster

We propose a method to learn a high-quality implicit 3D head avatar from a monocular RGB video captured in the wild. The learnt avatar is driven by a parametric face model to achieve user-controlled facial expressions and head poses. Our hybrid pipeline combines the geometry prior and dynamic tracki…

Cited by 20SourcePDFScholar
2022

AutoAvatar: Autoregressive Neural Fields for Dynamic Avatar Modeling

ECCV 2022poster

"Neural fields such as implicit surfaces have recently enabled avatar modeling from raw scans without explicit temporal correspondences. In this work, we exploit autoregressive modeling to further extend this notion to capture dynamic effects, such as soft-tissue deformations. Although autoregressiv…

2019

SANet: Scene Agnostic Network for Camera Localization

ICCV 2019poster

This paper presents a scene agnostic neural architecture for camera localization, where model parameters and scenes are independent from each other.Despite recent advancement in learning based methods, most approaches require training for each scene one by one, not applicable for online applications…

Cited by 99PDFScholar