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Author

Rong Qin

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Preprint Aug 2026

SGFormer: Structure-Guided Transformer for Robust Local Feature Matching

SGFormer (Structure-Guided Transformer), a novel structure-aware matching network that adaptively updates attention on features near salient structure in overlapping regions that significantly mitigates attention divergence and improves matching accuracy is proposed.

Zhi-Hua Xu, Run-Yu Zhu, Rong Qin · 0 citations
Jul 2026

Cross-Coordinate Correspondence Pruning for Image-to-Point Cloud Registration

This work proposes a novel Cross-Coordinate Correspondences Pruning (CCP) strategy to acquire sufficient inliers while ensuring a low outlier ratio, and designs a Multi-Density Point Ensemble (MDPE) strategy that consolidates and deduplicates pruned coarse correspondences across varying point cloud densities.

Xin Liu, Rong Qin, Huipeng Lin et al. · 0 citations

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