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A new OMA method to perform structural dynamic identification: numerical and experimental investigation
Operational modal analysis (OMA) methods are nowadays common in civil, mechanical and aerospace engineering to identify and monitor structural...
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Cluster Analysis Based on Image Feature Extraction for Automated OMA
This study introduces a new method for automated operational modal analysis (OMA) that uses image feature extraction on stabilisation diagrams to...
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Adaptive Q-Learning Trajectory Optimization for the Hybrid NOMA and OMA Assisted UAV Communications Network
Benefit to the advantages of easy deployment and high flexibility, unmanned aerial vehicle (UAV) has been utilized to act as the aerial base station,...
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Analyzing the Performance and Wireless Network Capacity of NOMA: Study of the Impact of OMA and NOMA on 5G Network
Non-orthogonal multiple access (NOMA) techniques promise to increase the capacity of wireless networks. As the number of cellular users is...
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Multi-dataset OMA of a Sightseeing Tower with the New SpCF Method
When performing multi-dataset OMA, the main challenge is to extract the global modal properties of the tested structure from the various datasets...
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Full-Scale Multi-Dataset OMA on a 368-Meter High TV and Radio Transmission Tower
The state-of-the-art OMA algorithms have been used to identify the dynamic parameters from output-only vibration data acquired in a testing campaign...
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Identification Vibration Characteristics of Structures by Operational Modal Analysis (OMA) Technique
The paper presents how to identify natural frequencies and mode shapes of structures by Operational Modal Analysis (OMA) technique, in which the...
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Experimental Evaluation of Drive-by Health Monitoring on a Short-Span Bridge Using OMA Techniques
In bridge health monitoring, experts have sought to reduce costs associated with data acquisition systems through the development of an indirect...
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Probabilistic Regression Model for OMA-Based Dam** Estimates of a Cable-Stayed Bridge Under Environmental and Operational Variability
Modal parameters are key factors in vibrational serviceability assessments of long-span cable-supported bridges. The recent development of automated...
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An Automated Algorithm for Experimental OMA: Application on a Warren Truss Railway Bridge with a Permanent Monitoring System
In the attempt to move towards time-efficient and cost-effective condition-based monitoring of transport infrastructures, Structural Health...
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OMA of a High-Rise TV Tower Using the Novel Poly-reference Complex Frequency Modal Identification Technique Formulated in Modal Model
When it comes to multi-dataset Operational Modal Analysis (OMA) of large civil structures, the main goal is to clearly identify the global vibration...
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Automated OMA Through SSI-COV Algorithm of a Warren Truss Railway Bridge Exploiting Free Decay Response
The aging of bridges, coupled with increased traffic and the imperative for sustainable practices, has sparked a growing interest in Structural...
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OMA: From Research to Engineering Applications
Ambient vibration modal identification, also known as Operational Modal Analysis (OMA), aims to identify the modal properties of a structure based on...
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The Applications of Object Migration Automaton (OMA)-Memetic Algorithm for Solving NP-Hard Problems
In this chapter, to evaluate the efficiency of the object migration automaton (OMA)-memetic algorithm (OMA-MA), it has been used for designing...
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Optimal Conditions for Carrying Out an OMA on Bridges and Viaducts, Both in Terms of Environmental Excitation and the Type of Transducers Used
In accordance with the latest national standard, the dynamic characterization of bridges and viaducts has become mandatory: a necessary action for...
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Comparison of Modal Parameters of a Concrete Slab Floor from EMA and OMA
In this study, the modal parameters of a hallway floor in Goodwin Hall are compared with experimental modal analysis (EMA) and operational modal...
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OMA-DSS: Ontology Based Multi Agent Decision Support System in Healthcare Domain to Prevent Cardiovascular Diseases
It is one of the cumbersome tasks to extract patient’s relevant information from a cluster of web documents and traditional hospital systems and...
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A Low-Cost Excitation System for Operational Modal Analysis (OMA)
We introduce a low-cost excitation system for application in operational modal analysis (OMA) working with vibration motors as they can be found in...
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Performance Analysis of NOMA-V2V Cooperative Systems with Outdated CSI and Imperfect SIC
In this paper, a non-orthogonal multiple access vehicle-to-vehicle (NOMA-V2V) cooperative system model is proposed. The outdated channel state...
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Signalling overhead diminution in M-MIMO using NOMA transmission
AbstractWith the increase in demand for mobile and Internet of Things devices, Orthogonal Multiple Access (OMA) cannot manage the maximum number of...
