A5081238296- Underwater Vehicles and Communication Systems
- Robotics and Sensor-Based Localization
- Indoor and Outdoor Localization Technologies
- Target Tracking and Data Fusion in Sensor Networks
- Robotic Path Planning Algorithms
- Distributed Control Multi-Agent Systems
- Adaptive Control of Nonlinear Systems
- Maritime Navigation and Safety
- Advanced Control Systems Design
- 3D Printing in Biomedical Research
- Water Quality Monitoring Technologies
- Underwater Acoustics Research
- COVID-19 diagnosis using AI
- Microfluidic and Bio-sensing Technologies
- Optical Wireless Communication Technologies
- Inertial Sensor and Navigation
- Infrared Target Detection Methodologies
- Advanced Algorithms and Applications
- Traffic Prediction and Management Techniques
- Microfluidic and Capillary Electrophoresis Applications
- Traffic control and management
- Control and Dynamics of Mobile Robots
- UAV Applications and Optimization
- Advanced Image Fusion Techniques
- Image Processing Techniques and Applications
Northwestern Polytechnical University
2016-2025
Shanghai Ocean University
2025
Chengdu Medical College
2025
Peking University
2024
Hebei University
2024
University of Electronic Science and Technology of China
2022-2023
University of Nottingham Ningbo China
2023
Affiliated Zhongshan Hospital of Dalian University
2010-2022
Zhongshan Hospital
2020
Fudan University
2020
The aim is to diagnose COVID-19 earlier and improve its treatment by applying medical technology, the "COVID-19 Intelligent Diagnosis Treatment Assistant Program (nCapp)" based on Internet of Things. Terminal eight functions can be implemented in real-time online communication with "cloud" through page selection key. According existing data, questionnaires, check results, diagnosis automatically generated as confirmed, suspected, or suspicious 2019 novel coronavirus (2019-nCoV) infection. It...
In this article, a multi-underwater unmanned vehicle (UUV) maneuvering decision-making algorithm is proposed for counter-game with dynamic target scenario. The game modeled interval-valued intuitionistic fuzzy rules, and an optimal strategy realized using fractional-order recurrent neural network (RNN). First, underwater environments weak connectivity, noise, uncertainties are analyzed incorporated into the set. Then, model expected return of multi-UUV countermeasure designed based on rules....
The instability of the underwater environment and communication brings great challenges to coordination cooperation multi-Autonomous Underwater Vehicle (AUV). In this paper, a multi-AUV dynamic maneuver countermeasure algorithm is proposed based on interval information game theory fractional-order Differential Evolution (DE), in order highlight features countermeasure. Firstly, an advantage function comprising situation energy efficiency advantages account strategies. Then, payoff matrix...
Spectral emissivity is an essential and sensitive parameter to characterize the radiative capacity of solid surface in scientific engineering applications, which would be non-negligibly affected by morphology. However, there a lack assessment effect roughness on straightforward method for estimating rough surfaces. This paper established based constructing random surfaces predict (Geometric region) metal solids. Based this method, ideal gray non-gray body was calculated analyzed. The...
In this work, we propose a method for AUV to reconstruct the docking ring autonomously under guidance of visual information. The proposed is based on knowledge self-reconfiguration two AUVs in underwater environment. order enable long distance performance, make use blue-green light beacons. beacons are detected by using YOLO V3 algorithm. addition, P4P algorithm applied resolve problem relative poses AUVs. case short distances, Aruco marker precisely guide towards ring. KCF shorten...
Mesoscale eddies are known to influence the abundance and distribution of oceanic cephalopods. However, little is about these effects in southwest Atlantic Ocean. Therefore, this study analyzed variations environmental conditions resource abundance, spatial distribution, habitat suitability Illex argentinus within different life stages cyclonic (CE) anticyclonic (AE) Patagonian waters. From a comparison squid between CEs AEs at each stage, it was found that I. gradually increased after eddy...
The vibration of piping systems is one the most important causes accelerated equipment wear and reduced work efficiency safety. In this study, an active control method based on a fractional-order proportional–integral–derivative (PID) controller was proposed to suppress pipeline reduce damage. First, mathematical model distributed system established using finite element analysis method, characteristics were studied effectively. Further, time-frequency domain parameter identification used...
Cooperative localization (CL) is considered a promising method for underwater with respect to multiple autonomous vehicles (multi-AUVs). In this paper, we proposed CL algorithm based on information entropy theory and the probability hypothesis density (PHD) filter, aiming enhance global accuracy of follower. framework, follower carries lower cost navigation systems, whereas leaders carry better ones. Meanwhile, acquire followers’ observations, including both measurements clutter. Then, PHD...
Fibroblasts, the major cell type in tumor stroma, are essential for growth and survival, represent an important therapeutic target cancers. Here we presented a microfluidic co-culture device which three-dimensional (3D) matrix was employed to reconstruct vivo-like fibroblast-tumor microenvironment investigation of role myofibroblasts induced by lung cancer cells chemoresistance VP-16. Composed double-layer chip injection pump, houses fibroblasts co-cultured 3D 2D mode induce become with...
Cooperative localization of multiple autonomous underwater vehicles (MAUVs) is key technology for complex missions. To solve the accuracy cooperative problem Leader-Follower AUVs, an optimal formation MAUVs based on virtual structure proposed. The principle AUV proposed and used to evaluate effect localization. Also, cost function presented. And formations are discussed in two different cases.
In this paper, a trajectory tracking control algorithm is proposed based on the fractional-order PD (FOPD) controller for Wheeled Mobile Robot (WMR). Firstly, an improved flat phase property put forward as robust tuning specification. This specification capable of guaranteeing flatness curve in frequency interval, so controlled system robustness can be improved. Then, stabilization process discussed with respect to parameters FOPD through visualized 3-dimensional surface, both stability and...
Aiming at the difficulty of realizing full-coverage path planning in a multi-AUV collaborative search, path-planning algorithm based on intuitionistic fuzzy decision-making is proposed. First, state space model search environment was constructed using raster method to provide accurate change data for AUV. Second, intuition-based decision-making, and more uncertain underwater information modeled decision algorithm. A priority strategy used avoid obstacles area. Finally, simulation experiment...
To reduce the cooperative positioning error and improve navigation accuracy, a single master–slave AUV method is proposed in this paper, which mainly focuses on planning optimal path of master by time difference (TD) method, under premise that slave has been planned. First, model multi-AUV established, observable problem system analyzed. Second, for system, Markov decision process (MDP)-based designed based TD method. Finally, extended Kalman filter (EKF) unscented (UKF) nonlinear filtering...
In this paper, a multi-unmanned underwater vehicle (UUV) cooperative dynamic maneuver decision-making algorithm is proposed based on the combination of game theory and intuitionistic fuzzy sets. Underwater environments with weak connectivity, noise, uncertainties are fully considered through sets, which solves one main problems in making decisions underwater. Subsequently, multiattribute evaluation UUV strategy conducted, payment matrix obtained. Thereafter, Nash equilibrium condition to...
In this paper, a multi-AUV dynamic maneuver decision-making algorithm is studied based on intuitionistic fuzzy game and fractional-order Particle Swarm Optimization (PSO). Because of the weak communication condition complex marine environment, usually hard to realize in real-time couter-game process. First, analyzed according sonar other equipment characteristics. Then, attributes evaluation modeling are investigated under obtained constraints. Subsequently, PSO optimization method proposed...
Abstract Microchip‐based systems have been developed rapidly due to their desirable advantages over conventional platforms. Higher level system integration and complex microdevices are emerging satisfy the demand for high‐throughput large‐scale applications. However, most of devices need be fabricated with complicated microvalves micropumps, which, some extent, limit use novel technique. In this study, a simple microdevice was perform chemotherapy resistance analysis in lung cancer cell line...
研究了主从式多无人水下航行器(UUV)协作系统的协同定位方式,并针对协同定位过程中存在的水声通信和探测时延问题,提出了基于主UUV航迹预测的无状态逆推的非等间隔实时更新(IIRU)定位方法,用于提高从UUV的协同定位精度.该方法采用统计建模方法对主UUV航迹进行预测,用于从UUV相对距离量测的实时更新,并基于非等间隔滤波,设计了针对不同类型传感器的实时滤波方法.仿真结果验证了所提定位算法在存在通信时延下的有效性.