9 results for "Siming Liang"
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Study on Interlayer Interface Deterioration of Double-Block Ballastless Track in Humid and Hot Environments Based on Acoustic Emission Technique
The deterioration of the interlayer interface of a double-block ballastless track is affected by the environmental temperature and moisture conditions, which will have a negative effect on its service life. Composite specimens with interlayer interfaces of double-block ballastless track were…
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A Study of Carbon Emission Quota for Construction Period of Dredging Projects: Case Studies in Guangzhou, Shenzhen, and Malé
This paper develops a model to calculate carbon emissions during the construction period of dredging projects. Carbon emission quotas for various types of dredgers and auxiliary vessels in different construction conditions and geotechnical soil types during the dredging project’s construction…
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Convergence Analysis for an Online Data-Driven Feedback Control Algorithm
This paper presents convergence analysis of a novel data-driven feedback control algorithm designed for generating online controls based on partial noisy observational data. The algorithm comprises a particle filter-enabled state estimation component, estimating the controlled system’s state via…
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An experimental study on mechanical, shrinkage and creep properties of early-age concrete affected by clay content on coarse aggregate
The presence of clay particles on coarse aggregate is usually encountered in actual field conditions and may have an adverse influence on concrete properties. However, several aspects concerning the clay content of coarse aggregate (e.g., its influence on the creep and crack risk of early-age…
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A numerical study on the tensile splitting of concrete with digital image processing
Numerical simulations are performed to investigate the mechanical behavior of concrete in uniaxial compression test and tensile splitting test. Especially, the digital image processing (DIP) techniques are utilized to differentiate the interface types on the fracture surface of the specimen that is…
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Robustness of the Ensemble Score Filter to the Type of Assimilated Observation Networks
ABSTRACT Recent advances in data assimilation (DA) have focused on developing more flexible approaches that can better accommodate nonlinearities in models and observations. However, it remains unclear how the performance of these advanced methods depends on the observation network characteristics…
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Effect of sulfoaluminate expansive additive on mechanical properties, internal relative humidity, and shrinkage of early-age mortar
Incorporating a suitable amount of sulfoaluminate expansive additive (SEA) into cementitious materials can compensate the shrinkage deformation. However, the influence of SEA on the relative humidity inside cementitious materials is still unclear. This study conducted a series of tests to…
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OA-MEN: a fusion deep learning approach for enhanced accuracy in knee osteoarthritis detection and classification using X-Ray imaging
BackgroundKnee osteoarthritis (KOA) constitutes the prevailing manifestation of arthritis. Radiographs function as a common modality for primary screening; however, traditional X-ray evaluation of osteoarthritis confronts challenges such as reduced sensitivity, subjective interpretation, and…
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Recent Advances in Fluorescent Polyimides
Polyimide (PI) refers to a type of high-performance polymer containing imide rings in the main chain, which has been widely used in fields of aerospace, microelectronic and photonic devices, gas separation technology, and so on. However, traditional aromatic PIs are, in general, the inefficient…