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Rongjia Zheng

4 accepted papers

2026

SGS-Intrinsic: Semantic-Invariant Gaussian Splatting for Sparse-View Indoor Inverse Rendering

CVPR 2026

We present SGS-Intrinsic, an indoor inverse rendering framework that works well for sparse-view images. Unlike existing 3D Gaussian Splatting (3DGS) based methods that focus on object-centric reconstruction and fail to work under sparse view settings, our method allows to achieve high-quality geomet

Cited by 0SourcecodeScholar
2025

DNF-Intrinsic: Deterministic Noise-Free Diffusion for Indoor Inverse Rendering

ICCV 2025poster

Recent methods have shown that pre-trained diffusion models can be fine-tuned to enable generative inverse rendering by learning image-conditioned noise-to-intrinsic mapping. Despite their remarkable progress, they struggle to robustly produce high-quality results as the noise-to-intrinsic paradigm…

2025

Structure-Guided Diffusion Models for High-Fidelity Portrait Shadow Removal

ICCV 2025poster

We present a diffusion-based portrait shadow removal approach that can robustly produce high-fidelity results. Unlike previous methods, we cast shadow removal as diffusion-based inpainting. To this end, we first train a shadow-independent structure extraction network on a real-world portrait dataset…

2025

When Shadow Removal Meets Intrinsic Image Decomposition: A Joint Learning Framework Using Unpaired Data

AAAI 2025technical

We present a framework that achieves shadow removal by learning intrinsic image decomposition (IID) from unpaired shadow and shadow-free images. Although it is well-known that intrinsic images, \ie, illumination and reflectance, are highly beneficial to shadow removal, IID is rarely adopted by previ…

Cited by 0SourcePDFScholar