Explanipedia

Robotic Needle Steering for Percutaneous Interventions: Sensing, Modeling, and Control Open

Fang-Jiao Zhao, Rui‐Xue Xu, Wujun Zhao, Xi‐Ming Sun, Yu Sun , et al. · 2025

Robotic needle steering plays a critical role in improving the precision and safety of percutaneous interventions across various clinical applications. However, manual needle steering remains challenged by operator‐dependent variability, p…

Flexible electro-hydraulic power chips Open

Chao Zhang, Jiale Chen, Changyi Xu, Tairan He, Xiaolong Zhang , et al. · 2025

An improved high-fidelity adaptive model for integrated inlet-engine-nozzle based on mechanism-data fusion Open

Chen Wang, Ziyang YU, Xian Du, Xi‐Ming Sun · 2024

Nowadays, there has been an increasing focus on integrated flight propulsion control and the inlet-exhaust design for the aero-propulsion system. Traditional component-level models are inadequate due to installed performance deviations and…

Emulation-based Stabilization for Networked Control Systems with Stochastic Channels Open

Wei Ren, Wei Wang, Zhuo-Rui Pan, Xi‐Ming Sun, Andrew R. Teel , et al. · 2024

This paper studies the stabilization problem of networked control systems (NCSs) with random packet dropouts caused by stochastic channels. To describe the effects of stochastic channels on the information transmission, the transmission ti…

Multiple Control Functionals for Interconnected Time-Delay Systems Open

Zhuo-Rui Pan, Wei Ren, Xi‐Ming Sun · 2023

Safety is essential for autonomous systems, in particular for interconnected systems in which the interactions among subsystems are involved. Motivated by the recent interest in cyber-physical and interconnected autonomous systems, we addr…

Motion Control of Two Mobile Robots under Allowable Collisions Open

Li Tan, Wei Ren, Xi‐Ming Sun, Junlin Xiong · 2023

This letter investigates the motion control problem of two mobile robots under allowable collisions. Here, the allowable collisions mean that the collisions do not damage the mobile robots. The occurrence of the collisions is discussed and…

Aeroengine thrust estimation and embedded verification based on improved temporal convolutional network Open

Wanzhi MENG, Zhuo-Rui Pan, Si-Xin Wen, Pan Qin, Xi‐Ming Sun · 2023

Thrust estimation is a significant part of aeroengine thrust control systems. The traditional estimation methods are either low in accuracy or large in computation. To further improve the estimation effect, a thrust estimator based on Mult…

PDE Discovery for Soft Sensors Using Coupled Physics-Informed Neural Network with Akaike's Information Criterion Open

Aina Wang, Pan Qin, Xi‐Ming Sun · 2023

Soft sensors have been extensively used to monitor key variables using easy-to-measure variables and mathematical models. Partial differential equations (PDEs) are model candidates for soft sensors in industrial processes with spatiotempor…

A Fault Diagnosis Algorithm for the Dedicated Equipment Based on the CNN-LSTM Mechanism Open

Zhannan Guo, Yinlin Hao, Hanwen Shi, Zhenyu Wu, Yuhu Wu , et al. · 2023

Dedicated equipment, which is widely used in many different types of vehicles, is the core system that determines the combat capability of special vehicles. Therefore, assuring the normal operation of dedicated equipment is crucial. With t…

An Image Detection Method for Image Stabilization Deviation of the Tank Gunner’s Primary Sight Open

Zhannan Guo, Baoqi Xie, Yingshun Li, Xi‐Ming Sun · 2023

The primary sight control system of a tank gunner has image stabilization as one of its primary functions. The image stabilization deviation in the aiming line is a key indicator for evaluating the operational status of Gunner’s Primary Si…

Performance-Seeking Control of Aero-Propulsion System Based on Intelligent Optimization and Active Disturbance Rejection Fusion Controller Open

Chen Wang, Xian Du, Xi‐Ming Sun · 2023

To investigate the performance potential of the aero-propulsion system and the problem of control mode conversion, this paper takes the inlet/engine integrated component-level model as the research object, and a performance-seeking control…

Solving PDEs with Unmeasurable Source Terms Using Coupled Physics-Informed Neural Network with Recurrent Prediction for Soft Sensors Open

Aina Wang, Pan Qin, Xi‐Ming Sun · 2023

Partial differential equations (PDEs) are a model candidate for soft sensors in industrial processes with spatiotemporal dependence. Although physics-informed neural networks (PINNs) are a promising machine learning method for solving PDEs…

Dynamic Quantization based Control Synthesis for Signal Temporal Logics Specifications Open

Li Tan, Wei Ren, Xi‐Ming Sun, Junlin Xiong · 2023

For dynamical systems under temporal logic tasks, the control objective is mainly to propose control methods for temporal logic tasks. Existing methods are based on the assumption where temporal logic tasks are realizable, which is not alw…

The Aero-Engine Component-Level Modelling Research Based on NSDE Hybrid Damping Newton Method Open

Chen Wang, Xi‐Ming Sun, Xian Du · 2022

Advanced aero-engine component-level models are characterized by strong nonlinearity and multivariate, and traditional iterative algorithms cannot meet the requirements of convergence, real-time, and accuracy at the same time. To improve t…

Adaptive Attitude Control for a Coaxial Tilt-Rotor UAV via Immersion and Invariance Methodology Open

Longlong Chen, Zongyang Lv, Xiangyu Shen, Yuhu Wu, Xi‐Ming Sun · 2022

Dear Editor, This letter is concerned with the attitude control for a novel tilt-rotor unmanned aerial vehicle with two pairs of tiltable coaxial rotors and one rear rotor. An immersion and invariance-based adaptive attitude controller for…

Adaptive modification of turbofan engine nonlinear model based on LSTM neural networks and hybrid optimization method Open

Yanhua Ma, Xian Du, Xi‐Ming Sun · 2021

An accurate and reliable turbofan engine model which can describe its dynamic behavior within the full flight envelop and lifecycle plays a critical role in performance optimization, controller design and fault diagnosis. However, due to t…

Containment control of multi-agent systems with input saturation and unknown leader inputs Open

Pengyuan Li, Faryar Jabbari, Xi‐Ming Sun · 2021

This paper investigates the containment control problem for multi-agent systems (MASs) with multiple leaders which have non-zero control inputs. Agents' tracking errors are described by a linear system with an external disturbance. The con…

Optimization and Control for Variable Cycle Engine Based on Grey Wolf Algorithm Open

Fang-Jiao Zhao, Xian Du, Yanhua Ma, Xi‐Ming Sun, Kai Wang · 2021

The turbine outlet temperature is one of the key performance parameters that affect the usage life of variable cycle engine (VCE). As a potential way to extend the usage life, the lowest turbine outlet temperature performance seeking contr…

A Softly Switching Multiple Model Predictive Control for Aero-engines Open

Guang-Chao Hao, Yongliang Zhang, Si-Xin Wen, Xian Du, Bin Yang , et al. · 2021

This paper presents a multiple model predictive control (MPC) with a softly switching for aero-engines. Firstly, the different local working regions of the nonlinear aeroengines model are linearized. Then, a model predictive controller is …

Bumpless Transfer Control for Gas Turbine Open

Jingwen Du, Yongfeng Sui, Si-Xin Wen, Guang-Chao Hao, Xian Du , et al. · 2021

This paper mainly studies a bumpless transfer controller which can be applied to a certain gas turbine. Due to the requirements of low exhaust emission and high combustion efficiency, the gas supply system of the gas turbine is composed of…

Dynamic event-triggered output feedback control for stochastic nonlinear systems Open

Kun‐Zhi Liu, Dianfeng Zhang, Yong-Feng Gao, Xi‐Ming Sun · 2021

In this paper, the event-triggered stabilization problem for stochastic nonlinear systems is addressed. A dynamic event-triggered transmission strategy is proposed for general stochastic nonlinear systems without the linear growth assumpti…

Detection of Spike-type Stall of Axial Compressors Based on Dilated Causal Convolutional Neural Networks Open

Hongyang Zhao, Fuxiang Quan, Xia Weiguo, Xi‐Ming Sun · 2020

An aerodynamic instability inception and short-length-scale periodic anomaly prior to stall onset known as spike-type stall inception in axial compressors is observed in aero-engine. In this paper, a deep dilated causal convolutional neura…

Analysis of a nonlinear opinion dynamics model with biased assimilation Open

Weiguo Xia, Mengbin Ye, Ji Liu, Ming Cao, Xi‐Ming Sun · 2020

Convergence and Accuracy Analysis for A Distributed Static State Estimator based on Gaussian Belief Propagation Open

Damián Marelli, Tianju Sui, Minyue Fu, Xi‐Ming Sun · 2020

This paper focuses on the distributed static estimation problem and a Belief Propagation (BP) based estimation algorithm is proposed. We provide a complete analysis for convergence and accuracy of it. More precisely, we offer conditions un…

Size-Dependent Increase in RNA Polymerase II Initiation Rates Mediates Gene Expression Scaling with Cell Size Open

Xi‐Ming Sun, Anthony Bowman, Miles Priestman, François Bertaux, Amalia Martínez-Segura , et al. · 2020

Cell size varies during the cell cycle and in response to external stimuli. This requires the tight coordination, or "scaling," of mRNA and protein quantities with the cell volume in order to maintain biomolecule concentrations and cell de…

The Vulnerability of Cyber-Physical System under Stealthy Attacks Open

Tianju Sui, Yilin Mo, Damián Marelli, Xi‐Ming Sun, Minyue Fu · 2020

In this paper, we study the impact of stealthy attacks on the Cyber-Physical System (CPS) modeled as a stochastic linear system. An attack is characterised by a malicious injection into the system through input, output or both, and it is c…

Lyapunov-based Singular Perturbation Results in the Framework of Hybrid Systems Open

Xuefang Wang, Kun‐Zhi Liu, Xi‐Ming Sun, Andrew R. Teel · 2020

Stability properties of singularly perturbed hybrid systems are investigated via Lyapunov functions with assistance from the invariance principle. Both continuously differentiable Lyapunov functions and non-smooth Lyapunov functions are co…

Lyapunov-based Stability Analysis for Conveying Fluid Pipe with Nonlinear Energy Sink Open

Nan Duan, Yuhu Wu, Xi‐Ming Sun, Chongquan Zhong, Wei Wang · 2020

This paper considers the stability of a conveying fluid pipe with nonlinear energy sink (NES), which is a passive vibration controller. Based on the Galerkin approximation method, the fourth-order partial differential equation (PDE) model …

Analysis of a Nonlinear Opinion Dynamics Model with Biased Assimilation Open

Weiguo Xia, Mengbin Ye, Ji Liu, Ming Cao, Xi‐Ming Sun · 2019

This paper analyzes a nonlinear opinion dynamics model which generalizes the DeGroot model by introducing a bias parameter for each individual. The original DeGroot model is recovered when the bias parameter is equal to zero. The magnitude…

Assessment of dialysis initiation by a fuzzy mathematics equation (ADIFE): a study protocol for a randomised controlled trial Open

Ji‐Lin Chen, Ying Liu, Xiangmei Chen, Xuefeng Sun, Wei Li , et al. · 2019

Introduction Starting dialysis early or late both result in a low quality of life and a poor prognosis in patients undergoing haemodialysis. However, there remains no consensus on the optimal timing of dialysis initiation, mainly because o…

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