Methodology maps for model-based sensor-data interpretation to support civil-infrastructure management

SGS Pai, IFC Smith - Frontiers in Built Environment, 2022 - frontiersin.org
With increasing urbanization and depleting reserves of raw materials for construction,
sustainable management of existing infrastructure will be an important challenge in this …

Technology for condition and performance evaluation of highway bridges

S Ye, X Lai, I Bartoli, AE Aktan - Journal of Civil Structural Health …, 2020 - Springer
Today, bridge owners must consider increasing traffic demands (in both volume and weight)
and also face concerns related to sustainability, resilience and liveability which were …

Bayesian model updating using modal data based on dynamic condensation

S Bansal - Journal of Engineering Mechanics, 2020 - ascelibrary.org
This paper introduces a methodology for Bayesian model updating of a linear dynamic
system using the modal data that consists of the posterior statistics of the modal properties …

Fisher information-based optimal input locations for modal identification

D Jana, S Mukhopadhyay, S Ray-Chaudhuri - Journal of Sound and …, 2019 - Elsevier
A method is proposed to determine optimal locations of input forces for experimental modal
analysis. The input locations are optimal in a sense that the measured vibration responses …

A novel Metropolis-within-Gibbs sampler for Bayesian model updating using modal data based on dynamic reduction

A Das, RP Kiran, S Bansal - … Engineering and Mechanics, An Int'l …, 2023 - dbpia.co.kr
The paper presents a Bayesian Finite element (FE) model updating methodology by utilizing
modal data. The dynamic condensation technique is adopted in this work to reduce the full …

Gibbs sampling for damage detection using complex modal data from multiple setups

A Das, N Debnath - ASCE-ASME Journal of Risk and Uncertainty in …, 2021 - ascelibrary.org
This paper presents a novel Gibbs sampling approach for structural health monitoring (SHM)
with detection of structural changes/damages using incomplete complex modal data …

An investigation of optimal sensor locations for multi-type sensors considering modeling uncertainties by Bayesian system identification

S Adarsh, S Ray-Chaudhuri - Journal of Sound and Vibration, 2024 - Elsevier
This study investigates optimal sensor locations using multi-type sensors for strain recovery.
Weighted least squares estimation is used for strain recovery, and the optimal sensor …

The Effect of Prior Parameters in a Bayesian Approach to Inferring Material Properties from Experimental Measurements

Y Zhang, JD Hart - Journal of Engineering Mechanics, 2023 - ascelibrary.org
A Bayesian formulation for inference of material properties from experimental signals is
proposed with a normal likelihood quantifying noise and an inverse gamma prior expressing …

Bayesian updating of structural model with a conditionally heteroscedastic error distribution

GA Lyngdoh, MA Rahman, SK Mishra - Journal of Engineering …, 2019 - ascelibrary.org
The existing literature on Bayesian updating of structural models has assigned equal
variances (homoscedasticity) in the measured observables across all modes by assuming a …

Improving In-Plane Behavior of Weak Brick Masonry Walls Through Assimilation of Partially Confining RC Bands

L Latha, SR Chaudhuri - Journal of Earthquake Engineering, 2024 - Taylor & Francis
In this work, a numerical study is conducted to investigate the improvement of in-plane
behavior of weak brick masonry walls through assimilation of partially confining horizontal …