Improving Post-Earthquake Crack Detection using Semi-Synthetic Generated Images

Fuente: arXiv
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Hauptverfasser: Dondi, Piercarlo, Gullotti, Alessio, Inchingolo, Michele, Senaldi, Ilaria, Casarotti, Chiara, Lombardi, Luca, Piastra, Marco
Format: Preprint
Veröffentlicht: 2024
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author Dondi, Piercarlo
Gullotti, Alessio
Inchingolo, Michele
Senaldi, Ilaria
Casarotti, Chiara
Lombardi, Luca
Piastra, Marco
author_facet Dondi, Piercarlo
Gullotti, Alessio
Inchingolo, Michele
Senaldi, Ilaria
Casarotti, Chiara
Lombardi, Luca
Piastra, Marco
contents Following an earthquake, it is vital to quickly evaluate the safety of the impacted areas. Damage detection systems, powered by computer vision and deep learning, can assist experts in this endeavor. However, the lack of extensive, labeled datasets poses a challenge to the development of these systems. In this study, we introduce a technique for generating semi-synthetic images to be used as data augmentation during the training of a damage detection system. We specifically aim to generate images of cracks, which are a prevalent and indicative form of damage. The central concept is to employ parametric meta-annotations to guide the process of generating cracks on 3D models of real-word structures. The governing parameters of these meta-annotations can be adjusted iteratively to yield images that are optimally suited for improving detectors' performance. Comparative evaluations demonstrated that a crack detection system trained with a combination of real and semi-synthetic images outperforms a system trained on real images alone.
format Preprint
id arxiv_https___arxiv_org_abs_2412_05042
institution arXiv
publishDate 2024
record_format arxiv
spellingShingle Improving Post-Earthquake Crack Detection using Semi-Synthetic Generated Images
Dondi, Piercarlo
Gullotti, Alessio
Inchingolo, Michele
Senaldi, Ilaria
Casarotti, Chiara
Lombardi, Luca
Piastra, Marco
Computer Vision and Pattern Recognition
Artificial Intelligence
Following an earthquake, it is vital to quickly evaluate the safety of the impacted areas. Damage detection systems, powered by computer vision and deep learning, can assist experts in this endeavor. However, the lack of extensive, labeled datasets poses a challenge to the development of these systems. In this study, we introduce a technique for generating semi-synthetic images to be used as data augmentation during the training of a damage detection system. We specifically aim to generate images of cracks, which are a prevalent and indicative form of damage. The central concept is to employ parametric meta-annotations to guide the process of generating cracks on 3D models of real-word structures. The governing parameters of these meta-annotations can be adjusted iteratively to yield images that are optimally suited for improving detectors' performance. Comparative evaluations demonstrated that a crack detection system trained with a combination of real and semi-synthetic images outperforms a system trained on real images alone.
title Improving Post-Earthquake Crack Detection using Semi-Synthetic Generated Images
topic Computer Vision and Pattern Recognition
Artificial Intelligence
url https://arxiv.org/abs/2412.05042