Dynamic sensitivity-based finite element model updating for nonlinear structures using time-domain responses

Z Cao, Q Fei, D Jiang, D Zhang, H **, R Zhu - International Journal of …, 2020 - Elsevier
To obtain the numerical model for predicting the nonlinear dynamic responses with high
accuracy, a dynamic sensitivity-based model updating approach by using the time-domain …

Bayesian model selection in nonlinear subspace identification

R Zhu, Q Fei, D Jiang, S Marchesiello, D Anastasio - AIAA Journal, 2022 - arc.aiaa.org
In nonlinear system identification, one of the main challenges is how to select a nonlinear
model. The accuracy of nonlinear subspace identification depends on the accuracy of the …

Context-aware offloading for edge-assisted on-device video analytics through online learning approach

P Dai, Y Chao, X Wu, K Liu… - IEEE Transactions on …, 2024 - ieeexplore.ieee.org
Edge computing has emerged as a powerful technology for enhancing the performance of
on-device video analytics, which is critical to support real-time applications. Nevertheless …

Deep learning video analytics through online learning based edge computing

H Liu, G Cao - IEEE Transactions on Wireless Communications, 2022 - ieeexplore.ieee.org
Video analytics demand intensive computation resources, which means long processing
delay when running on mobile devices. Although offloading computation to the cloud can …

Automatic modal identification based on similarity filtering and fuzzy clustering

D Jiang, Y Wang, J Hu, H Qian… - Journal of Vibration and …, 2024 - journals.sagepub.com
Artificially determining the model order is necessary for time domain modal identification,
which affects the identification efficiency and accuracy. An automatic identification method is …

Full-field modal identification using reliability-guided frequency-domain-based digital image correlation method based on multi-camera system

R Zhu, D Jiang, Z Huang, L **_Parameters_Using_a_Hybrid_Approach/links/6131c4150360302a007661e0/Identification-of-Nonlinear-Stiffness-and-Dam**-Parameters-Using-a-Hybrid-Approach.pdf" data-clk="hl=ja&sa=T&oi=gga&ct=gga&cd=6&d=5276502615068864649&ei=79CwZ4mNJo_B6rQPrNOHuAc" data-clk-atid="iXCZGyznOUkJ" target="_blank">[PDF] researchgate.net

Identification of nonlinear stiffness and dam** parameters using a hybrid approach

R Zhu, Q Fei, D Jiang, S Marchesiello, D Anastasio - AIAA Journal, 2021 - arc.aiaa.org
Robustly identifying nonlinear mechanical systems is generally a challenging task, and this
is particularly true when the structure under test exhibits nonlinear behaviors related to both …

Frequency modulation analysis of solar array using genetic algorithm

R Zhu, D Jiang - Proceedings of the Institution of Mechanical …, 2023 - journals.sagepub.com
In this paper, the optimal placement of prestress (OPP) is investigated for solar array
frequency modulation using the genetic algorithm (GA). The purpose of OPP is to improve …

Automatic nonlinear subspace identification using clustering judgment based on similarity filtering

R Zhu, D Jiang, S Marchesiello, D Anastasio, D Zhang… - AIAA Journal, 2023 - arc.aiaa.org
Accurately determining system order plays a vital role in system identification directly related
to the accuracy of identification results, especially for nonlinear system identification. Due to …

Modal identification of ultralow-frequency flexible structures based on digital image correlation method

H Qian, Y Wu, R Zhu, D Zhang, D Jiang - Applied sciences, 2021 - mdpi.com
Traditional modal testing has difficulty accurately identifying the ultralow-frequency modes of
flexible structures. Ultralow-frequency excitation and vibration signal acquisition are two …