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1241
Multivariate Asymmetric GARCH Model with Dynamic Correlation Matrix
Published 2022-04-01“…By estimating the DCC-EGARCH model, we found statistical evidence for both the presence of the leverage effect in the oil price data and the presence of the dynamic correlation structure between the time series, which motivates the practical application of the proposed method.…”
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1242
Dynamic Modeling of Stress-Induced Defect Expansion in VCSELs
Published 2024-01-01“…Many failures of semiconductor-based oxide confined vertical cavity surface emitting lasers (VCSELs) are closely related to the generation and expansion of defects in the device structure. However, existing research has predominantly focused on the static study of defect morphology, with little attention given to analyzing the dynamic process of defect expansion, which limited our ability to predict device random failures due to lack of understandings on defect generation and expansion. …”
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1243
The Impact of Green Finance Development on China’s Energy Structure Optimization
Published 2021-01-01Get full text
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1244
Infinite Element Static-Dynamic Unified Artificial Boundary
Published 2018-01-01“…The method, which obtains a static-dynamic comprehensive effect from superposing static and dynamic effects, is inapplicable to large deformation and nonlinear elastic problems under strong earthquake action. …”
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1245
Dynamic Systems Enhanced by Electronic Circuits on 7D
Published 2021-01-01“…Hybrid synchronization is one of the most significant aspects of a dynamic system. We achieve nonlinear control unit results to synchronize two comparable 7D structures in this study. …”
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1246
Automatic Meniscus Segmentation Using YOLO-Based Deep Learning Models with Ensemble Methods in Knee MRI Images
Published 2025-03-01“…The meniscus is a C-shaped connective tissue with a cartilage-like structure in the knee joint. This study proposes an innovative method based on You Only Look Once (YOLO) series models and ensemble methods for meniscus segmentation from knee magnetic resonance imaging (MRI) images to improve segmentation performance and evaluate generalization capability. …”
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1247
Rapid On-Site Histopathological Analysis of Kidney Biopsy With Dynamic Full-Field Optical Coherence Tomography
Published 2025-05-01“…Histopathological analysis of kidney biopsies was conducted using both conventional stains and dynamic D-FF-OCT imaging. Results: D-FF-OCT enabled the recognition of most kidney structures. …”
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1248
Exploring the supply side dynamics of agritourism in Tamil Nadu
Published 2025-02-01“…This study investigates the motivations, operational challenges, and expectations of farmers engaged in agritourism to understand its sustainable development potential.MethodsA mixed-methods approach, guided by grounded theory, was adopted to examine supply-side dynamics. …”
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1249
Preliminary study on the connotation of flexibility in dynamically reconfigurable networks
Published 2012-08-01“…,the dynamic data channel varying with service demands,of reconfigurable networks was first exhibited and explained.Four dominant implications of the flexibility were then revealed as gradually mapping to demands,keeping global performance good,implicit isolation,and self-driven control.Finally,related quantitative models and methods for both determining the stable deviation of outcomes from demands and computing the volume of resource dynamically reconfigured were investigated by using the exponentially moving average,the n:m voting scheme,Markov decision processes (MDP) and reinforcement learning,respectively.…”
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1250
Optimization Method of the Car Seat Rail Abnormal Noise Problem Based on the Finite Element Method
Published 2017-01-01“…Then, the gap of the joint part of the car seat rail is studied considering the factors of load and structure randomness. The influence factors of the gap are selected by Hammersley experimental design method. …”
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1251
Economic-mathematical model for predicting financial market dynamics
Published 2018-09-01“…All received results have confirmed that constructed model allows effectively taking into account structural features of considered market and building good forecasts of future price dynamics.Conclusion. …”
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1252
Dynamics of the Euler — Bernoully beam with distributed hysteresis properties
Published 2024-10-01“…The equations for beam are developed using the well-known Hamilton method. We investigate the dynamic response of a hysteresis beam under various external loads, including impulse, periodic and seismic loads. …”
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1253
Longitudinal vibrations of rods from dynamic and kinematic perturbations
Published 2022-08-01“…In real conditions, the rods experience oscillations from dynamic and kinematic disturbances. The aim of the work is to develop methods and algorithms for solving problems of oscillations under dynamic and kinematic disturbances.Method. …”
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1254
Influence of Corrosion Degradation on the Dynamic Response of Steel Plates
Published 2025-06-01“…The findings demonstrate that modal analysis offers a viable, non-invasive method for detecting and evaluating global corrosion damage in large-scale steel structures.…”
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1255
Translanguaging as a Dynamic Strategy for Heritage Language Transmission
Published 2025-01-01Get full text
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1256
Iron Snails: Nonequilibrium Dynamics and Spiral Abundance Patterns
Published 2025-01-01“…Conceptually, the ideas presented here are related to orbital torus imaging, chemical tagging, and other methods that use stellar labels to trace dynamics.…”
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1257
Exploring Dynamic Hierarchical Fusion for Multi-View Clustering
Published 2025-01-01“…To address this limitation, we propose a dynamic hierarchical fusion method that not only integrates multi-granularity representations from multiple views but also dynamically computes and adjusts the contribution of each view’s representation for the clustering task through weighted fusion. …”
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1258
Dynamics of educational activity of students under the influence of digitalisation
Published 2021-10-01“…The fixation of qualitative changes in educational activity in non-standard conditions, along with the development of a theoretical basis for the digital educational community of students, is necessary for making qualified managerial decisions.The aim of the present research was to identify the factors and dynamics of students as a digital educational community in the context of self-isolation and online learning.Methodology and research methods. …”
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1259
Design and analysis of timing silent chain system based on hybrid electric passenger vehicles
Published 2025-07-01“…Combined with the given working conditions, the multi-body dynamics simulation method was used to study the dynamic characteristics of the designed timing silent chain system, and the dynamic parameters such as its trajectory and instantaneous transmission ratio were analyzed. …”
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1260