Zhiwei Liang

ORCID: 0009-0003-6349-575X
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About
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Research Areas
  • Robotics and Sensor-Based Localization
  • Plasma Diagnostics and Applications
  • 3D Surveying and Cultural Heritage
  • Simulation and Modeling Applications
  • GaN-based semiconductor devices and materials
  • Piezoelectric Actuators and Control
  • Industrial Technology and Control Systems
  • Advanced Wireless Communication Technologies
  • Indoor and Outdoor Localization Technologies
  • Advanced Algorithms and Applications
  • Robotic Path Planning Algorithms
  • Bluetooth and Wireless Communication Technologies
  • PAPR reduction in OFDM
  • Advancements in Battery Materials
  • Drilling and Well Engineering
  • Underwater Vehicles and Communication Systems
  • Advanced Image and Video Retrieval Techniques
  • Advanced Battery Materials and Technologies
  • Hydraulic Fracturing and Reservoir Analysis
  • Satellite Communication Systems
  • Microgrid Control and Optimization
  • Dust and Plasma Wave Phenomena
  • Video Analysis and Summarization
  • Remote Sensing and LiDAR Applications
  • Robotics and Automated Systems

Chang'an University
2025

Northwestern Polytechnical University
2024

Fujian University of Technology
2024

Nanjing University of Posts and Telecommunications
2011-2023

Guangxi University for Nationalities
2022

Kunming University of Science and Technology
2022

Ministry of Transport
2013

Southeast University
2012

The frequency dependence of plasma-column antenna input impedance has been measured by a vector network analyzer with different applied exciting power. experimental results show obvious resonance behavior the impedance. effect plasma parameters on was established means an equivalent circuit model and characteristics current. This method is useful for research dynamic reconfiguration realization fast matching.

10.7498/aps.57.4292 article EN cc-by Acta Physica Sinica 2008-01-01

Propagation of the surface waves along a two-dimensional plasma column and far-field radiation patterns are studied in thin approximation. Wave phase attenuation coefficients calculated for various parameters. The shown. Results show that controllable by flexibly changing length other parameters comparison to metal monopole antenna. It is meaningful instructional optimization antenna design.

10.1088/1009-0630/9/5/02 article EN Plasma Science and Technology 2007-10-01

Radio-frequency excitation enables the plasma to contain two, three or more harmonic waves, and modulating signal produced by source under nonlinear influence should not be ignored. A new wave-plasma interaction model is set up considering electron thermal motion, recombination diffusion effect. It verifies modulations of in different frequencies explains production second high order waves excitation. The variation EM wave pedigree analyzed taking into account parameters such as input power,...

10.7498/aps.56.5304 article EN cc-by Acta Physica Sinica 2007-01-01

Aiming at the problem of 3D map data association, this paper proposes a method based on improved visual odometry algorithm. Three-dimensional model information is associated with six degrees freedom to represent transformation matrix. Using lie algebra coordinates rigid body motion and maximizing photo consistency, registration results are evaluated by linearization energy equation. This algorithm can improve success rate fusion so that be built continuously effectively in real time.

10.1109/chicc.2014.6896422 article EN 2014-07-01

RCRSS is a multi-agent simulation environment, in this firefighters, ambulance and police work together to reduce disaster losses the environment. This article will use information fusion technology systems agent (the police) get other (including perception of agent) local information. It more complete situation assessment order plan coordinate collaborative behavior system, based on approach. The method used robot rescue results show that can achieve global task allocation strategy,...

10.1109/ccdc.2013.6561552 article EN 2022 34th Chinese Control and Decision Conference (CCDC) 2013-05-01

10.1109/iws61525.2024.10713768 article EN 2018 IEEE MTT-S International Wireless Symposium (IWS) 2024-05-16

The increase in risk factors for triggering cascading trips new power systems dominated by clean renewable energy sources. Aiming at this problem, an active prevention and control against grid tripping considering pumped storage participation is proposed. characteristics are utilized to cooperate with thermal units participate system regulation ensure the safe reliable operation of grid. proposed model consists two phases: first phase day-ahead decision-making phase, which synergistically...

10.2139/ssrn.4826181 preprint EN 2024-01-01

To simplify the kinematic error model, this paper proposes a parameter calibration method based on dimensionality reduction DH model robot task space. Through global sensitivity analysis, parameters with smaller sensitivities in of 7-DOF can be eliminated, and then derived. The space convex hull algorithm is utilized to determine scope workspace, least squares applied calibration. experimental results show that using as well reduce pose end effector. also reduces computation time when...

10.1109/iccar.2019.8813390 article EN 2019-04-01

In the Robocup2D soccer competition, agent's arrangement is a key point to win game. A suitable position for each agent should be determined according current status of field. this paper, we proposed method realize our team formation. We transform problem into map from focal like ball in field ideal coordinates player agent, and split set triangles using Delaunay triangulation approximate map. Experimental results certify validity method.

10.1109/ccdc.2015.7162692 article EN 2022 34th Chinese Control and Decision Conference (CCDC) 2015-05-01

At present, the mainstream monocular SLAM algorithms are still based on point features to estimate trajectory of camera and build environment maps. However, it is usually difficult find enough in low texture environments, which will lead system performance degradation or even collapse. Therefore, this paper introduces line basis ORB-SLAM2 a point-line affine invariant proposed. It can reduce segmentation redundancy extraction process according relationship features, construct between points...

10.1109/ccdc58219.2023.10326546 article EN 2022 34th Chinese Control and Decision Conference (CCDC) 2023-05-20
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