The influences of type, length, and volumetric fraction of fibers on the direct shear strength of the fiber-reinforced concretes

A Babaali, MA Hadianfard, M Jahangiri - Construction and Building …, 2024 - Elsevier
Besides the common modes of failure including compressive, tensile, and bending in
concrete structures, cracking and failure due to the shear is also considered as a significant …

Evaluation of the frequency, dam**, and vulnerability variations of masonry structures during the construction process using seismic response acquisition

M Jahangiri, MA Hadianfard, S Shojaei - Measurement, 2024 - Elsevier
The present paper focuses on the acquisition of the seismic responses of the masonry
structures for evaluating the variations of the predominant frequency, dam** ratio, and …

A novel method for damage identification based on tuning-free strategy and simple population Metropolis–Hastings algorithm

J Luo, M Huang, C **ang, Y Lei - International Journal of Structural …, 2023 - World Scientific
The most commonly used method for sampling damage parameters from the posterior
distribution is the Markov chain Monte Carlo (MCMC) method. The population MCMC …

A new convolutional neural network-based framework and data construction method for structural damage identification considering sensor placement

J Yang, Z Peng - Measurement Science and Technology, 2023 - iopscience.iop.org
In the application of data driven structural damage identification (SDI) based on supervised
deep learning technology, valid data demarcation is the foundation; a convolutional neural …

Vibration-based structural damage identification using P-CNN and time-frequency hybrid index under the conditions of uncertainties and incomplete measurements

C **ang, J Gu, C Sun, D Wu, M Huang… - International Journal of …, 2023 - World Scientific
The accuracy of vibration-based structural damage identification is affected by uncertainties
in vibration measurements and finite element modeling. Moreover, a sufficient number of …

The effects of non-structural components on the dynamic characteristics and vulnerability of concrete structures using ambient vibration tests and Nakamura's criterion

MA Hadianfard, M Jahangiri, S Shojaei - Soil Dynamics and Earthquake …, 2022 - Elsevier
From the past up to now, selecting a reliable structural system as well as analyzing and
designing it accurately have considerably attracted the attention of researchers and …

Bridge damage identification using rotation influence line under random vehicle loads

C Liu, Y Zhu, Q Zeng, C Pan, Z Duan - International Journal of …, 2024 - World Scientific
As a critical characteristic curve of bridge structures, the influence line (IL) is effective in
evaluating the bridge damage and bearing capacity. Contrary to conventional methods …

A novel probabilistic structural damage detection approach considering uncertainty sources

M Jahangiri, MA Hadianfard, MA Najafgholipour… - Iranian Journal of …, 2023 - Springer
Numerous uncertainty sources can influence the intrinsic characteristics of the structures.
Among these, the seismic noises and ambient vibrations are seamlessly subsisted in reality …

Structural Damage Detection Based on Improved Sensitivity Function of Modal Flexibility and Iterative Reweighted Regularization

X Yin, W Yan, Y Liu, Y Zhou, L Li - International Journal of Structural …, 2024 - World Scientific
The l 2 regularization is usually used to deal with the problems of under-determinacy and
measurement noise for the conventional sensitivity-based model updating damage …

Bridge Damage Identification Based on LSTM Network and Contact Point Response

X Yin, Y Yang, Z Huang, W Yan - International Journal of Structural …, 2024 - World Scientific
In this study, a bridge damage identification method based on the Long Short-Term Memory
(LSTM) network and the contact point response is proposed, which utilizes the time behavior …