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Zhengfei Kuang

9 accepted papers

2026

BulletTime: Decoupled Control of Time and Camera Pose for Video Generation

CVPR 2026

Emerging video diffusion models achieve high visual fidelity but fundamentally couple scene dynamics with camera motion, limiting their ability to provide precise spatial and temporal control. We introduce a 4D-controllable video diffusion framework that explicitly decouples scene dynamics from came

Cited by 0SourceScholar
2026

VULCAN: Tool-Augmented Multi Agents for Iterative 3D Object Arrangement

CVPR 2026

Despite the remarkable progress of Multimodal Large Language Models (MLLMs) in 2D vision-language tasks, their application to complex 3D scene manipulation remains underexplored. In this paper, we bridge this critical gap by tackling three key challenges in 3D object arrangement task using MLLMs. Fi

Cited by 0SourceScholar
2025

Buffer Anytime: Zero-Shot Video Depth and Normal from Image Priors

CVPR 2025poster

We present Buffer Anytime, a framework for estimation of depth and normal maps (which we call geometric buffers) from video that eliminates the need for paired video--depth and video--normal training data. Instead of relying on large-scale annotated video datasets, we demonstrate high-quality video…

Cited by 2SourcePDFScholar
2025

RelitLRM: Generative Relightable Radiance for Large Reconstruction Models

ICLR 2025spotlight

We propose RelitLRM, a Large Reconstruction Model (LRM) for generating high-quality Gaussian splatting representations of 3D objects under novel illuminations from sparse (4-8) posed images captured under unknown static lighting. Unlike prior inverse rendering methods requiring dense captures and sl…

2025

X-Dyna: Expressive Dynamic Human Image Animation

CVPR 2025highlight

We introduce X-Dyna, a novel zero-shot, diffusion-based pipeline for animating a single human image using facial expressions and body movements derived from a driving video, that generates realistic, context-aware dynamics for both the subject and the surrounding environment. Building on prior appro…

2024

Collaborative Video Diffusion: Consistent Multi-video Generation with Camera Control

NeurIPS 2024poster

Research on video generation has recently made tremendous progress, enabling high-quality videos to be generated from text prompts or images. Adding control to the video generation process is an important goal moving forward and recent approaches that condition video generation models on camera traj…

Cited by 24SourcePDFScholar
2024

Gaussian Shell Maps for Efficient 3D Human Generation

CVPR 2024poster

Efficient generation of 3D digital humans is important in several industries including virtual reality social media and cinematic production. 3D generative adversarial networks (GANs) have demonstrated state-of-the-art (SOTA) quality and diversity for generated assets. Current 3D GAN architectures h…

2023

PaletteNeRF: Palette-Based Appearance Editing of Neural Radiance Fields

CVPR 2023poster

Recent advances in neural radiance fields have enabled the high-fidelity 3D reconstruction of complex scenes for novel view synthesis. However, it remains underexplored how the appearance of such representations can be efficiently edited while maintaining photorealism. In this work, we present Palet…

Cited by 63SourcePDFScholar
2023

Stanford-ORB: A Real-World 3D Object Inverse Rendering Benchmark

NeurIPS 2023poster

We introduce Stanford-ORB, a new real-world 3D Object inverse Rendering Benchmark. Recent advances in inverse rendering have enabled a wide range of real-world applications in 3D content generation, moving rapidly from research and commercial use cases to consumer devices. While the results continue…