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Shiyong Liu

6 accepted papers

2025

Decoupling Appearance Variations with 3D Consistent Features in Gaussian Splatting

AAAI 2025technical

Gaussian Splatting has emerged as a prominent 3D representation in novel view synthesis, but it still suffers from appearance variations, which are caused by various factors, such as modern camera ISPs, different time of day, weather conditions, and local light changes. These variations can lead to…

Cited by 2SourcePDFScholar
2025

Hybrid Mesh-Gaussian Representation for Efficient Indoor Scene Reconstruction

IJCAI 2025

3D Gaussian splatting (3DGS) has demonstrated exceptional performance in image-based 3D reconstruction and real-time rendering. However, regions with complex textures require numerous Gaussians to capture significant color variations accurately, leading to inefficiencies in rendering speed. To addre

Cited by 0SourcePDFScholar
2025

OccluGaussian: Occlusion-Aware Gaussian Splatting for Large Scene Reconstruction and Rendering

ICCV 2025poster

In large-scale scene reconstruction using 3D Gaussian splatting, it is common to partition the scene into multiple smaller regions and reconstruct them individually. However, existing division methods are occlusion-agnostic, meaning that each region may contain areas with severe occlusions. As a res…

2025

SpecTRe-GS: Modeling Highly Specular Surfaces with Reflected Nearby Objects by Tracing Rays in 3D Gaussian Splatting

CVPR 2025highlight

3D Gaussian Splatting (3DGS), a recently emerged multi-view 3D reconstruction technique, has shown significant advantages in real-time rendering and explicit editing. However, 3DGS encounters challenges in the accurate modeling of both high-frequency view-dependent appearances and global illuminatio…

Cited by 0SourcePDFScholar
2024

MirrorGaussian: Reflecting 3D Gaussians for Reconstructing Mirror Reflections

ECCV 2024poster

"3D Gaussian Splatting showcases notable advancements in photo-realistic and real-time novel view synthesis. However, it faces challenges in modeling mirror reflections, which exhibit substantial appearance variations from different viewpoints. To tackle this problem, we present MirrorGaussian, the…

2024

VastGaussian: Vast 3D Gaussians for Large Scene Reconstruction

CVPR 2024poster

Existing NeRF-based methods for large scene reconstruction often have limitations in visual quality and rendering speed. While the recent 3D Gaussian Splatting works well on small-scale and object-centric scenes scaling it up to large scenes poses challenges due to limited video memory long optimiza…

Cited by 116SourcePDFScholar