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shanlin sun

8 accepted papers

2026

CoMA: Compositional Human Motion Generation with Multi-modal Agents

AAAI 2026technical

3D human motion generation has seen substantial advancement in recent years. While state-of-the-art approaches have improved performance significantly, they still struggle with complex and detailed motions unseen in training data, largely due to the scarcity of motion datasets and the prohibitive co

Cited by 0SourcePDFScholar
2025

Ouroboros: Single-step Diffusion Models for Cycle-consistent Forward and Inverse Rendering

ICCV 2025poster

While multi-step diffusion models have advanced both forward and inverse rendering, existing approaches often treat these problems independently, leading to cycle inconsistency and slow inference speed. In this work, we present Ouroboros, a framework composed of two single-step diffusion models that…

Cited by 0SourcePDFScholar
2024

Diffeomorphic Mesh Deformation via Efficient Optimal Transport for Cortical Surface Reconstruction

ICLR 2024poster

Mesh deformation plays a pivotal role in many 3D vision tasks including dynamic simulations, rendering, and reconstruction. However, defining an efficient discrepancy between predicted and target meshes remains an open problem. A prevalent approach in current deep learning is the set-based approach…

Cited by 1SourcePDFScholar
2024

Integrating Efficient Optimal Transport and Functional Maps For Unsupervised Shape Correspondence Learning

CVPR 2024poster

In the realm of computer vision and graphics accurately establishing correspondences between geometric 3D shapes is pivotal for applications like object tracking registration texture transfer and statistical shape analysis. Moving beyond traditional hand-crafted and data-driven feature learning meth…

Cited by 4SourcePDFScholar
2024

LidaRF: Delving into Lidar for Neural Radiance Field on Street Scenes

CVPR 2024highlight

Photorealistic simulation plays a crucial role in applications such as autonomous driving where advances in neural radiance fields (NeRFs) may allow better scalability through the automatic creation of digital 3D assets. However reconstruction quality suffers on street scenes due to largely collinea…

Cited by 2SourcePDFScholar
2022

Identity-Aware Hand Mesh Estimation and Personalization from RGB Images

ECCV 2022poster

"Reconstructing 3D hand meshes from monocular RGB images has attracted increasing amount of attention due to its enormous potential applications in the field of AR/VR. Most state-of-the-art methods attempt to tackle this task in an anonymous manner. Specifically, the identity of the subject is ignor…

2022

Topology-Preserving Shape Reconstruction and Registration via Neural Diffeomorphic Flow

CVPR 2022poster

Deep Implicit Functions (DIFs) represent 3D geometry with continuous signed distance functions learned through deep neural nets. Recently DIFs-based methods have been proposed to handle shape reconstruction and dense point correspondences simultaneously, capturing semantic relationships across shape…

Cited by 45PDFcodeScholar
2021

Recurrent Mask Refinement for Few-Shot Medical Image Segmentation

ICCV 2021poster

Although having achieved great success in medical image segmentation, deep convolutional neural networks usually require a large dataset with manual annotations for training and are difficult to generalize to unseen classes. Few-shot learning has the potential to address these challenges by learning…

Cited by 151PDFcodeScholar