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Jizong Peng

3 accepted papers

2026

Learning Scene Coordinate Reconstruction from Unposed Images via Pose Graph Optimization

CVPR 2026

Learning-based structure-from-motion methods such as ACE-Zero have demonstrated strong performance in estimating camera poses and scene coordinates from unordered image collections without requiring ground truth supervision. However, the lack of global and multi-view consistency constraints in ACE-Z

Cited by 0SourceScholar
2025

A Constrained Optimization Approach for Gaussian Splatting from Coarsely-posed Images and Noisy Lidar Point Clouds

ICCV 2025poster

3D Gaussian Splatting (3DGS) is a powerful reconstruction technique; however, it requires initialization from accurate camera poses and high-fidelity point clouds. Typically, the initialization is taken from Structure-from-Motion (SfM) algorithms; however, SfM is time-consuming and restricts the app…

Cited by 0SourcePDFScholar
2021

Self-Paced Contrastive Learning for Semi-supervised Medical Image Segmentation with Meta-labels

NeurIPS 2021poster

The contrastive pre-training of a recognition model on a large dataset of unlabeled data often boosts the model’s performance on downstream tasks like image classification. However, in domains such as medical imaging, collecting unlabeled data can be challenging and expensive. In this work, we consi…