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Ruijie Lu

10 accepted papers

2026

G4Splat: Geometry-Guided Gaussian Splatting with Generative Prior

ICLR 2026poster

Despite recent advances in leveraging generative prior from pre-trained diffusion models for 3D scene reconstruction, existing methods still face two critical limitations. First, due to the lack of reliable geometric supervision, they struggle to produce high-quality reconstructions even in observed…

Cited by 0SourcecodeScholar
2026

GaussianFluent: Gaussian Simulation for Dynamic Scenes with Mixed Materials

CVPR 2026

3D Gaussian Splatting (3DGS) has emerged as a prominent 3D representation for high-fidelity and real-time rendering. Prior work has coupled physics simulation with Gaussians, but predominantly targets soft, deformable materials, leaving brittle fracture largely unresolved. This stems from two key ob

Cited by 0SourceScholar
2025

Building Interactable Replicas of Complex Articulated Objects via Gaussian Splatting

ICLR 2025poster

Building interactable replicas of articulated objects is a key challenge in computer vision. Existing methods often fail to effectively integrate information across different object states, limiting the accuracy of part-mesh reconstruction and part dynamics modeling, particularly for complex multi-p…

Cited by 0SourcePDFScholar
2025

Decompositional Neural Scene Reconstruction with Generative Diffusion Prior

CVPR 2025poster

Decompositional reconstruction of 3D scenes, with complete shapes and detailed texture of all objects within, is intriguing for downstream applications but remains challenging, particularly with sparse views as input. Recent approaches incorporate semantic or geometric regularization to address this…

2025

Efficient Part-level 3D Object Generation via Dual Volume Packing

NeurIPS 2025poster

Recent progress in 3D object generation has greatly improved both the quality and efficiency. However, most existing methods generate a single mesh with all parts fused together, which limits the ability to edit or manipulate individual parts. A key challenge is that different objects may have a var…

Cited by 0SourcecodeScholar
2025

MOVIS: Enhancing Multi-Object Novel View Synthesis for Indoor Scenes

CVPR 2025poster

Repurposing pre-trained diffusion models has been proven to be effective for NVS. However, these methods are mostly limited to a single object; directly applying such methods to compositional multi-object scenarios yields inferior results, especially incorrect object placement and inconsistent shape…

2025

TACO: Taming Diffusion for in-the-wild Video Amodal Completion

ICCV 2025poster

Humans can infer complete shapes and appearances of objects from limited visual cues, relying on extensive prior knowledge of the physical world. However, completing partially observable objects while ensuring consistency across video frames remains challenging for existing models, especially for un…

Cited by 0SourcePDFScholar
2024

RoomTex: Texturing Compositional Indoor Scenes via Iterative Inpainting

ECCV 2024poster

"The advancement of diffusion models has pushed the boundary of text-to-3D object generation. While it is straightforward to composite objects into a scene with reasonable geometry, it is nontrivial to texture such a scene perfectly due to style inconsistency and occlusions between objects. To tackl…

2024

Superpoint Gaussian Splatting for Real-Time High-Fidelity Dynamic Scene Reconstruction

ICML 2024poster

Rendering novel view images in dynamic scenes is a crucial yet challenging task. Current methods mainly utilize NeRF-based methods to represent the static scene and an additional time-variant MLP to model scene deformations, resulting in relatively low rendering quality as well as slow inference spe…

2024

Template-free Articulated Gaussian Splatting for Real-time Reposable Dynamic View Synthesis

NeurIPS 2024poster

While novel view synthesis for dynamic scenes has made significant progress, capturing skeleton models of objects and re-posing them remains a challenging task. To tackle this problem, in this paper, we propose a novel approach to automatically discover the associated skeleton model for dynamic obje…

Cited by 1SourcePDFScholar