CIPHER: Culvert Inspection through Pairwise Frame Selection and High-Efficiency Reconstruction

Fuente: arXiv
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Auteurs principaux: Lee, Seoyoung, Wang, Zhangyang
Format: Preprint
Publié: 2026
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author Lee, Seoyoung
Wang, Zhangyang
author_facet Lee, Seoyoung
Wang, Zhangyang
contents Automated culvert inspection systems can help increase the safety and efficiency of flood management operations. As a key step to this system, we present an efficient RGB-based 3D reconstruction pipeline for culvert-like structures in visually repetitive environments. Our approach first selects informative frame pairs to maximize viewpoint diversity while ensuring valid correspondence matching using a plug-and-play module, followed by a reconstruction model that simultaneously estimates RGB appearance, geometry, and semantics in real-time. Experiments demonstrate that our method effectively generates accurate 3D reconstructions and depth maps, enhancing culvert inspection efficiency with minimal human intervention.
format Preprint
id arxiv_https___arxiv_org_abs_2603_14150
institution arXiv
publishDate 2026
record_format arxiv
spellingShingle CIPHER: Culvert Inspection through Pairwise Frame Selection and High-Efficiency Reconstruction
Lee, Seoyoung
Wang, Zhangyang
Computer Vision and Pattern Recognition
Automated culvert inspection systems can help increase the safety and efficiency of flood management operations. As a key step to this system, we present an efficient RGB-based 3D reconstruction pipeline for culvert-like structures in visually repetitive environments. Our approach first selects informative frame pairs to maximize viewpoint diversity while ensuring valid correspondence matching using a plug-and-play module, followed by a reconstruction model that simultaneously estimates RGB appearance, geometry, and semantics in real-time. Experiments demonstrate that our method effectively generates accurate 3D reconstructions and depth maps, enhancing culvert inspection efficiency with minimal human intervention.
title CIPHER: Culvert Inspection through Pairwise Frame Selection and High-Efficiency Reconstruction
topic Computer Vision and Pattern Recognition
url https://arxiv.org/abs/2603.14150