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Disturbance Observer-Based Backstepping Terminal Sliding Mode Aeroelastic Control of Airfoils
Published 2024-10-01“…The structural stiffness and quasi-steady and unsteady aerodynamic loads of the aeroelastic system are represented by nonlinear models. …”
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Sliding Mode Control Strategy of Single-phase Power Electronic Transformer Rectification Stage
Published 2018-01-01“…Due to the nonlinear characteristics of PWM rectification, the traditional PI control of the single-phase power electronic transformer rectification stage is more sensitive to the parameters, but the sliding mode variable structure control has strong robustness to disturbances and parameters. …”
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Nonlinear control design of a DC microgrid based on the integral sliding mode controller
Published 2025-01-01“…Lastly, the management of energy and storage by controlling the bidirectional converter. The structure of energy conversion is elaborated by the mathematical model, controlled by a nonlinear technique which is the integral sliding mode control (ISMC). …”
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Direct Power Control of Vienna Rectifier Based on Fractional Order Sliding Mode Control
Published 2024-11-01“…A sliding mode variable structure control algorithm based on the reaching law is examined in order to address the issues of the slow response speed and inadequate anti-interference of classical PI control in the face of abrupt changes in the DC-side load. …”
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25
Hybrid generative adversarial network based on frequency and spatial domain for histopathological image synthesis
Published 2025-01-01“…The method optimizes frequency domain features using spatial domain guidance and refines spatial features with frequency domain information, preserving key details while eliminating redundancy to generate high-quality histological images. Results Our model incorporates a variable-window mixed attention module to dynamically adjust attention window sizes, capturing both local details and global context. …”
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Sliding mode control of direct-drive wave power generation system based on Popov hyperstability theory
Published 2025-01-01“…Faced with the difficult installation and maintenance of the mechanical speed sensor and hazardous working conditions in wave power generation system, a control strategy combining the speed observer based on the model reference adaptive control and the sliding mode variable structure algorithm is proposed. …”
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Finite-Time Mass Estimation Using ℋ<sub>∞</sub> and Sliding Mode Control for a Multicopter
Published 2024-10-01“…However, model-based structures need more computational efforts in terms of spatial and temporal variables. …”
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Indirect sliding mode adaptive fractional order nonlinear observer based controller with fractional order single-ended primary inductor converter
Published 2025-09-01“…The SEPIC converter is non-inverting and can both step up and step down the voltage with low ripple current. It is a nonlinear variable structure that uses sliding mode control (SMC) for stable operation. …”
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Neural Network and Generalized Extended State Observer Sliding Mode Control of Hydraulic Cylinder Position in the Independent Metering Control System with Digital Valves
Published 2025-04-01“…Consequently, a variable structure high-order sliding mode control strategy, augmented by RBF neural networks and finite time generalized extended state observer (RBF-GESO-SMC), is proposed. …”
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Research on aerodynamic characteristics and control method of rigid-flexible variable camber wing
Published 2025-07-01“…Abstract In order to realize the continuous chord bending of the wing and consider the material deformation limitation, a trailing-edge curvature variable wing section combining rigid and flexible structures is proposed. …”
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Effects of Superstructure Flexibility on the Response of Base-Isolated Structures
Published 2003-01-01“…The comparison of response is made under various isolation system parameters (i.e. isolation period, damping, yield strength of elastomeric bearings and friction coefficient of sliding systems). It is observed that the bearing displacement can accurately obtained by modelling the superstructure as a rigid body in a base-isolated structure. …”
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Scheme analysis of the structure founded on the piles in soil-steel bridge
Published 2021-03-01“…Abstract: In soil-steel bridges usually the massive concrete foundation is being applied. When the structure is mounted in the gutter, the static models defined as non-sliding joint arch. …”
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About one way to integrate the equations of seismic vibrations of seismically isolated structures
Published 2024-07-01“…The purpose of the study is to develop a new method of analyzing seismic vibrations of seismically isolated structures.Method. The structure is modeled by a system with one degree of freedom with a nonlinear stiffness characteristic. …”
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A Study on Servo Control of Motor-pump Controlled Hydraulic Steering System for Autonomous-rail Rapid Tram
Published 2023-10-01“…To achieve rapid response, accuracy, and stability, among other dynamic feature requirements of the autonomous-rail rapid tram steering system, this paper proposes a sliding mode variable structure-fuzzy adaptive hybrid servo control method for the autonomous-rail rapid tram's motor-pump controlled hydraulic steering system. …”
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The hypertrophic cardiomyopathy-associated A331P actin variant enhances basal contractile activity and elicits resting muscle dysfunction
Published 2025-02-01“…Cryo-EM-based reconstructions revealed no detectable A331P-related structural perturbations in F-actin. In silico, however, the P331-containing actin surface strand was less mobile and established diminished van der Waal’s attractive forces with tropomyosin, which correlated with greater variability in inhibitory tropomyosin positioning. …”
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Modeling the position of tracked chassis in motion in the event of mechanical characteristics of separate drive electric motors of track contours
Published 2023-12-01“…The proposed mathematical model, on the one hand, takes into account the possibility of changing the coefficient of resistance to movement over time, and on the other hand, it operates with a variable approach to determining the speed of movement of tracked circuits based on a system of sliding deviations of electric motors. …”
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Deductively coding psychosocial autopsy interview data using a few-shot learning large language model
Published 2025-02-01“…The model performance was evaluated in three tasks: (1) binary classification of coded segments, (2) independent classification using a sliding window approach, and (3) summarization of coded data. …”
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Improved basal drag of the West Antarctic Ice Sheet from L-curve analysis of inverse models utilizing subglacial hydrology simulations
Published 2025-06-01“…Further comparison reveals that the basal drag coefficient field has a less variable spatial structure when an effective pressure from the hydrology model is used instead of a parameterized effective pressure, allowing us to interpret the inverted drag coefficient more precisely in terms of the basal properties rather than the basal hydrology.…”
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The orobasal organ (of Ackerknecht) is present in prenatal mice
Published 2025-05-01“…The presence of the orobasal organ in a common model organism will help to investigate its pre- and postnatal development, as well as possible physiological functions of this structure.…”
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