A5100388803- Inertial Sensor and Navigation
- Structural Health Monitoring Techniques
- Robotic Path Planning Algorithms
- Underwater Vehicles and Communication Systems
- Indoor and Outdoor Localization Technologies
- Target Tracking and Data Fusion in Sensor Networks
- Advanced Adaptive Filtering Techniques
- Robotics and Sensor-Based Localization
- Speech and Audio Processing
- Electric Motor Design and Analysis
- Direction-of-Arrival Estimation Techniques
- Advanced Measurement and Detection Methods
- Magnetic Properties and Applications
- Autophagy in Disease and Therapy
- Iterative Learning Control Systems
- Advanced Measurement and Metrology Techniques
- Maritime Navigation and Safety
- Evacuation and Crowd Dynamics
- Data Management and Algorithms
- Electric Power Systems and Control
- Geodetic Measurements and Engineering Structures
- Adaptive Control of Nonlinear Systems
- Sensorless Control of Electric Motors
- Evaluation and Optimization Models
- Metallurgy and Material Forming
Zhoushan Hospital
2024
East China Normal University
2022-2024
Harbin Engineering University
2016-2024
Harbin Institute of Technology
2010-2024
Yantai University
2024
Nanjing University of Posts and Telecommunications
2010-2023
Shandong University
2023
Heilongjiang Institute of Technology
2023
Southeast University
2023
Shandong Jianzhu University
2023
Summary Sparse least‐mean mixed‐norm (LMMN) algorithms are developed to improve the estimation performance for sparse channel applications. Both benefits of least mean fourth and square utilized exploit a type LMMN algorithms. The proposed sparse‐aware implemented by integrating an l 1 ‐norm or log‐sum function into cost traditional algorithm so that they can properties broadband multi‐path achieve better performance. equal adding amazing zero‐attractor in update equation algorithm, which...
RAB39B is located on the X chromosome and encodes protein that belongs to RAB family. Mutations in are known be associated with X-linked intellectual disability (XLID), Parkinson’s disease, autism. However, patho/physiological functions of remain largely unknown. In present study, we established Rab39b knockout (KO) mice, which exhibited overall normal birth rate morphologies as wild type mice. deficiency led reduced anxiety impaired learning memory 2 months old Deletion resulted impairments...
With the advantages of anti-interference and no accumulated error, bionic polarization heading measurement has important military significance research value for autonomous navigation. However, robustness is seriously affected by accuracy skylight model existing methods all use Rayleigh scattering without considering atmospheric depolarization. Therefore, this article proposed an innovative method based on Berry to consider influence depolarization neutral points. And improved controlling...
Autonomous underwater vehicles (AUVs) can replace human beings in seabed organisms fishing complex and dangerous ocean environments, with high efficiency economic benefits. Therefore, the design of a reasonable area complete coverage path planning (CCPP) algorithm is key technology for realization autonomous fishing. To address this problem, article proposes new generalized planner. First, planner discretizes topography establishes 2-D grid map model containing height information. Second,...
In the leader–follower-based multiple underwater unmanned vehicles (UUVs) cooperative positioning system, precision of compass and Doppler velocity log equipped with follower UUV is low, which will inevitably lead to yaw error (YEaVE) in output data. These errors seriously affect accuracy UUV. addition, observation information often has many outliers due influence multipath, cause increase error. Herein, we propose a novel adaptive sliding observation-based algorithm under factor graph...
Abstract Task scheduling (TS) and multi-agent-path-finding (MAPF) are two cruxes of pickup-and-delivery in automated warehouses. In this paper, the optimized simultaneously. Firstly, system model, task path model established, respectively. Then, a algorithm based on enhanced HEFT, heuristic MAPF TS- proposed to solve combinatorial optimization problem. EHEFT, novel rank priority rule is used determine sequencing allocation. algorithm, CBS with rules designed for search. Subsequently, TS-MAPF...
Integrity quantifies the confidence level in position solution and is essential for positioning safety-critical applications. To monitor integrity with a protection (PL) of multiple fault biases sequential filtering framework challenging environments, novel robust IM approach proposed. First, impact estimation consistency on PL analyzed theoretically, front-end Student's t distribution-based filter variant adopted to provide consistent posterior estimates constructing dynamic regression...
High precision localization information is the precondition of unmanned ground vehicles. But global navigation satellite system (GNSS) signal turns unreliable in urban and forest areas since it blocked by buildings trees easily, which causes decline accuracy. In order to solve this problem, an integrated based on strapdown inertial binocular camera visual odometer utilized paper provide parameters for vehicles when GNSS denies. However, existing algorithm cannot meet requirement high because...
In the field of ship deformation measurement, inertial matching method has become a current research hotspot due to its advantages high accuracy, easy implementation, and strong real-time performance. However, parameters dynamic are affected by environment, which severely restricts further improvement accuracy. response this problem, paper derives mapping mechanism between angular velocity difference angle. And data in sliding window is used establish objective function on basis. After that...
Along with the development of computer technology and informatization, unmanned vehicle has become an important equipment in military, civil some other fields. The navigation system is basis core realizing autonomous control completing task for vehicles, Strapdown Inertial Navigation System (SINS) preferred due to its autonomy independence. initial alignment technique premise foundation SINS, whose performance susceptible nonlinearity uncertainty. To improving improved algorithm proposed...
An eccentric position diagnosis method of static eccentricity (SE) fault external rotor permanent magnet synchronous motor (ER‐PMSM) is presented. Firstly, an analytical model no‐load radial magnetic field ER‐PMSM established. Analytical models Back‐EMF both unit motors and the whole are carried out verified by finite element (FEM) experimental measurements. Then, influences SE ratio, circumferential angle, winding distribution mode number parallel branches on analyzed based these models....
An improved norm-constrained set-membership normalized least mean square (INCSM-NLMS) algorithm is proposed for adaptive sparse channel estimation (ASCE). The INCSM-NLMS implemented by incorporating an <mml:math xmlns:mml="http://www.w3.org/1998/Math/MathML" id="M1"><mml:mrow><mml:msub><mml:mrow><mml:mi>l</mml:mi></mml:mrow><mml:mrow><mml:mi>p</mml:mi></mml:mrow></mml:msub></mml:mrow></mml:math>-norm penalty into the cost function of traditional (SM-NLMS) algorithm, which also denoted as...
In this article, a new data-driven diagnosis method is proposed for mixed eccentricity (ME) in the external rotor permanent magnet motors (ERPMMs). Differently from previous articles, has advantages of large sample size, high diversity, efficiency, and strong generalization ability. First, improved parametric analytical model (AM) back electromotive force (EMF) ERPMMs established. Then, characteristics EMF are analyzed. Accordingly, its amplitudes fundamental waves sideband harmonics...
Abstract In recent years, my country’s “new retail” and E-Commerce (EC) have developed vigorously become the world’s largest offline shopping market on Internet. At same time, with development of information technologies such as cloud computing Internet Things, rapidly expanding data has brought mankind into era big data(BD). It possible to use BD technology analyze regional future EC provide corresponding guidance. The purpose this article is study trend based technology. Based status in...
Micro Inertial Measurement Unit (MIMU) is the core component of micro inertial navigation system. To obtain motion parameters such as carrier's high-precision attitude, speed, and position, MIMU often needs to be calibrated compensated. The traditional turntable calibration complex test equipment expensive. Aiming at need low cost high precision field MIMU, an improved genetic algorithm was proposed for error free. Firstly, random noise in measurement output pretreated by wavelet denoising...
The no‐load radial magnetic field and back electromotive force (EMF) of external rotor permanent magnet brushless DC motor (PMBLDCM) are calculated by applying the correction coefficient conductance here, taking into account stator slotting static eccentricity effects. An PMBLDCM with 51‐slot/46‐pole, used as in‐wheel motor, is taken an example, analytical calculation results EMF validated finite‐element method experiment. influences ratio on investigated based model. investigation shows...
An oligo(phenyleneethynylene), with hydroxyl as end-groups of cross-shaped four alkoxy side chains (OH-OPE), was designed and synthesized to investigate the effects symmetry molecular structure well hydrogen bonding interaction between on its supramolecular assemblies by scanning tunneling microscopy (STM). OH-OPEs fabricate themselves two distinct patterns highly orientated pyrolytic graphite (HOPG) surface dissimilar coverages, symmetries, stabilities. The coverage both shows a clear...
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