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In the context of supervised statistical learning, it is typically assumed that the training set comes from the same distribution that draws the test samples. When this is not the case, the behavior of the learned model is unpredictable and…

机器学习 · 计算机科学 2022-05-12 Antonio-Javier Gallego , Jorge Calvo-Zaragoza , Robert B. Fisher

This paper presents \dahitra, a novel deep-learning model with hierarchical transformers to classify building damages based on satellite images in the aftermath of natural disasters. Satellite imagery provides real-time and high-coverage…

计算机视觉与模式识别 · 计算机科学 2023-02-07 Navjot Kaur , Cheng-Chun Lee , Ali Mostafavi , Ali Mahdavi-Amiri

Traditional model-based diagnosis relies on constructing explicit system models, a process that can be laborious and expertise-demanding. In this paper, we propose a novel framework that combines concepts of model-based diagnosis with deep…

人工智能 · 计算机科学 2023-10-11 Jan Lukas Augustin , Oliver Niggemann

Fast and accurate structural dynamics analysis is important for structural design and damage assessment. Structural dynamics analysis leveraging machine learning techniques has become a popular research focus in recent years. Although the…

地球物理 · 物理学 2020-12-29 Yuan Feng , Hexiang Wang , Han Yang , Fangbo Wang

The increasing frequency and intensity of natural disasters call for rapid and accurate damage assessment. In response, disaster benchmark datasets from high-resolution satellite imagery have been constructed to develop methods for…

计算机视觉与模式识别 · 计算机科学 2025-01-22 Kyeongjin Ahn , Sungwon Han , Sungwon Park , Jihee Kim , Sangyoon Park , Meeyoung Cha

Data shift is a phenomenon present in many real-world applications, and while there are multiple methods attempting to detect shifts, the task of localizing and correcting the features originating such shifts has not been studied in depth.…

In the aftermath of an earthquake, rapid structural inspections are required to get citizens back in to their homes and offices in a safe and timely manner. These inspections gfare typically conducted by municipal authorities through…

计算机视觉与模式识别 · 计算机科学 2018-09-26 Vedhus Hoskere , Yasutaka Narazaki , Tu A. Hoang , Billie F. Spencer

Deep models have shown their vulnerability when processing adversarial samples. As for the black-box attack, without access to the architecture and weights of the attacked model, training a substitute model for adversarial attacks has…

计算机视觉与模式识别 · 计算机科学 2021-04-27 Wenxuan Wang , Bangjie Yin , Taiping Yao , Li Zhang , Yanwei Fu , Shouhong Ding , Jilin Li , Feiyue Huang , Xiangyang Xue

Identifying damage of structural systems is typically characterized as an inverse problem which might be ill-conditioned due to aleatory and epistemic uncertainties induced by measurement noise and modeling error. Sparse representation can…

应用统计 · 统计学 2020-06-09 Zhao Chen , Hao Sun

The impedance/admittance measurements of a piezoelectric transducer bonded to or embedded in a host structure can be used as damage indicator. When a credible model of the healthy structure, such as the finite element model, is available,…

数据分析、统计与概率 · 物理学 2018-10-30 Pei Cao , Qi Shuai , Jiong Tang

Due to the existence of dataset shifts, the distributions of data acquired from different working conditions show significant differences in real-world industrial applications, which leads to performance degradation of traditional machine…

信号处理 · 电气工程与系统科学 2021-01-28 Huanjie Wang , Jie Tan , Xiwei Bai , Jiechao Yang

We investigate the capabilities of transfer learning in the area of structural health monitoring. In particular, we are interested in damage detection for concrete structures. Typical image datasets for such problems are relatively small,…

计算机视觉与模式识别 · 计算机科学 2021-10-06 Zaharah A. Bukhsh , Nils Jansen , Aaqib Saeed

To respond to disasters such as earthquakes, wildfires, and armed conflicts, humanitarian organizations require accurate and timely data in the form of damage assessments, which indicate what buildings and population centers have been most…

计算机视觉与模式识别 · 计算机科学 2020-12-01 Jihyeon Lee , Joseph Z. Xu , Kihyuk Sohn , Wenhan Lu , David Berthelot , Izzeddin Gur , Pranav Khaitan , Ke-Wei , Huang , Kyriacos Koupparis , Bernhard Kowatsch

Deep learning has yet to revolutionize general practices in healthcare, despite promising results for some specific tasks. This is partly due to data being in insufficient quantities hurting the training of the models. To address this…

计算机视觉与模式识别 · 计算机科学 2020-06-30 Maxime De Bois , Mounîm A. El Yacoubi , Mehdi Ammi

Reliable assessment of concrete degradation is critical for ensuring structural safety and longevity of engineering structures. This study proposes a self-supervised domain adaptation framework for robust concrete damage classification…

计算工程、金融与科学 · 计算机科学 2025-12-01 Chen Xu , Giao Vu , Ba Trung Cao , Zhen Liu , Fabian Diewald , Yong Yuan , Günther Meschke

This study aims to enable more reliable automated post-disaster building damage classification using artificial intelligence (AI) and multi-view imagery. The current practices and research efforts in adopting AI for post-disaster damage…

计算机视觉与模式识别 · 计算机科学 2022-08-26 Asim Bashir Khajwal , Chih-Shen Cheng , Arash Noshadravan

In practice, it is very demanding and sometimes impossible to collect datasets of tagged data large enough to successfully train a machine learning model, and one possible solution to this problem is transfer learning. This study aims to…

机器学习 · 计算机科学 2022-01-13 Erik Otović , Marko Njirjak , Dario Jozinović , Goran Mauša , Alberto Michelini , Ivan Štajduhar

Living in a changing climate, human society now faces more frequent and severe natural disasters than ever before. As a consequence, rapid disaster response during the "Golden 72 Hours" of search and rescue becomes a vital humanitarian…

计算机视觉与模式识别 · 计算机科学 2026-04-06 Hao Li , Liwei Zou , Wenping Yin , Gulsen Taskin , Naoto Yokoya , Danfeng Hong , Wufan Zhao

A major problem of machine-learning approaches in structural dynamics is the frequent lack of structural data. Inspired by the recently-emerging field of population-based structural health monitoring (PBSHM), and the use of transfer…

机器学习 · 计算机科学 2023-02-17 G. Tsialiamanis , N. Dervilis , D. J. Wagg , K. Worden

Unsupervised domain adaptation (UDA) typically carries out knowledge transfer from a label-rich source domain to an unlabeled target domain by adversarial learning. In principle, existing UDA approaches mainly focus on the global…

计算机视觉与模式识别 · 计算机科学 2021-03-05 Hui Wang , Jian Tian , Songyuan Li , Hanbin Zhao , Qi Tian , Fei Wu , Xi Li