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20232026
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cs.CV2026

Seen2Scene: Completing Realistic 3D Scenes with Visibility-Guided Flow

Quan Meng, Yujin Chen, Lei Li +2

We present Seen2Scene, the first flow matching-based approach that trains directly on incomplete, real-world 3D scans for scene completion and generation. Unlike prior methods that…

cs.CV2025

DiffuMatch: Category-Agnostic Spectral Diffusion Priors for Robust Non-rigid Shape Matching

Emery Pierson, Lei Li, Angela Dai +1

Deep functional maps have recently emerged as a powerful tool for solving non-rigid shape correspondence tasks. Methods that use this approach combine the power and flexibility of…

cs.CV2024

SceneFactor: Factored Latent 3D Diffusion for Controllable 3D Scene Generation

Alexey Bokhovkin, Quan Meng, Shubham Tulsiani +1

We present SceneFactor, a diffusion-based approach for large-scale 3D scene generation that enables controllable generation and effortless editing. SceneFactor enables text-guided…

cs.CV2024

MeshArt: Generating Articulated Meshes with Structure-Guided Transformers

Daoyi Gao, Yawar Siddiqui, Lei Li +1

Articulated 3D object generation is fundamental for creating realistic, functional, and interactable virtual assets which are not simply static. We introduce MeshArt, a hierarchica…

cs.CV2024

LT3SD: Latent Trees for 3D Scene Diffusion

Quan Meng, Lei Li, Matthias Nießner +1

We present LT3SD, a novel latent diffusion model for large-scale 3D scene generation. Recent advances in diffusion models have shown impressive results in 3D object generation, but…

cs.CV2023

GenZI: Zero-Shot 3D Human-Scene Interaction Generation

Lei Li, Angela Dai

Can we synthesize 3D humans interacting with scenes without learning from any 3D human-scene interaction data? We propose GenZI, the first zero-shot approach to generating 3D human…