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Jinnan Chen

8 accepted papers

2025

Auto-Connect: Connectivity-Preserving RigFormer with Direct Preference Optimization

NeurIPS 2025poster

We introduce Auto-Connect, a novel approach for automatic rigging that explicitly preserves skeletal connectivity through a connectivity-preserving tokenization scheme. Unlike previous methods that predict bone positions represented as two joints or first predict points before determining connectivi…

Cited by 0SourceScholar
2025

Generalizable Human Gaussians from Single-View Image

ICLR 2025poster

In this work, we tackle the task of learning 3D human Gaussians from a single image, focusing on recovering detailed appearance and geometry including unobserved regions. We introduce a single-view generalizable Human Gaussian Model (HGM), which employs a novel generate-then-refine pipeline with the…

2025

Large Images Are Gaussians: High-Quality Large Image Representation with Levels of 2D Gaussian Splatting

AAAI 2025technical

While Implicit Neural Representations (INRs) have demonstrated significant success in image representation, they are often hindered by large training memory and slow decoding speed. Recently, Gaussian Splatting (GS) has emerged as a promising solution in 3D reconstruction due to its highquality nove…

2025

MAR-3D: Progressive Masked Auto-regressor for High-Resolution 3D Generation

CVPR 2025highlight

Recent advances in auto-regressive transformers have revolutionized generative modeling across different domains, from language processing to visual generation, demonstrating remarkable capabilities. However, applying these advances to 3D generation presents three key challenges: the unordered natur…

Cited by 1SourcePDFScholar
2025

Reconstructing Close Human Interaction with Appearance and Proxemics Reasoning

CVPR 2025poster

Due to visual ambiguities and inter-person occlusions, existing human pose estimation methods cannot recover plausible close interactions from in-the-wild videos. Even state-of-the-art large foundation models (e.g., SAM) cannot accurately distinguish human semantics in such challenging scenarios. In…

Cited by 0SourcePDFScholar
2021

Single Image Reflection Removal With Absorption Effect

CVPR 2021poster

In this paper, we consider the absorption effect for the problem of single image reflection removal. We show that the absorption effect can be numerically approximated by the average of refractive amplitude coefficient map. We then reformulate the image formation model and propose a two-step solutio…

Cited by 54PDFcodeScholar
2020

What Does Plate Glass Reveal About Camera Calibration?

CVPR 2020poster

This paper aims to calibrate the orientation of glass and the field of view of the camera from a single reflection-contaminated image. We show how a reflective amplitude coefficient map can be used as a calibration cue. Different from existing methods, the proposed solution is free from image conten…

Cited by 19PDFScholar