Hongqin Zhang

ORCID: 0000-0002-0650-247X
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Research Areas
  • Advanced Computational Techniques and Applications
  • Semiconductor Quantum Structures and Devices
  • Semiconductor Lasers and Optical Devices
  • Color Science and Applications
  • Industrial Technology and Control Systems
  • Simulation and Modeling Applications
  • Photonic and Optical Devices
  • Hydraulic and Pneumatic Systems
  • Semiconductor materials and interfaces
  • Chaos control and synchronization
  • Remote-Sensing Image Classification
  • Competitive and Knowledge Intelligence
  • Advanced Battery Materials and Technologies
  • Cloud Data Security Solutions
  • Data Visualization and Analytics
  • Advanced Fiber Laser Technologies
  • Belt Conveyor Systems Engineering
  • Advanced Measurement and Detection Methods
  • Privacy, Security, and Data Protection
  • Spectroscopy and Chemometric Analyses
  • Categorization, perception, and language
  • Impact of Light on Environment and Health
  • Intellectual Property and Patents
  • Urban Heat Island Mitigation
  • Civil and Geotechnical Engineering Research

Peking University
2024

Shanghai Key Laboratory of Trustworthy Computing
2022

East China Normal University
2022

Nanjing Polytechnic Institute
2010-2020

Xidian University
2014

China University of Political Science and Law
2014

Jiangsu University of Technology
2010-2013

Jilin University of Chemical Technology
2013

Henan Polytechnic University
2012

Nanjing Tech University
2011

Abstract As far as the current higher education is concerned, information system used in teaching and management becoming more abundant, construction of its informatization rapid. However, university project too long, there no unified planning other reasons, resulting difficulty cannot be shared across departments. With deepening informationization inaccurate resources, how to use data mining technology obtain valuable an important issue research heterogeneous informationization. Based on...

10.1111/coin.12365 article EN Computational Intelligence 2020-07-16

Hyperspectral remote sensing technology is an advanced and powerful tool that enables fine identification of the numerous soil reflectance spectrum characteristics. Heavy metal(loid)s (HMs) are primary pollutants affecting biodiversity ecosystem services. Estimating HMs’ concentrations in soils using hyperspectral data effective method but challenging due to effects varied properties measurement-related errors inflicted by atmospheric effects. This study focused on typical mining areas...

10.3390/rs16071129 article EN cc-by Remote Sensing 2024-03-23

This study investigated appropriate methodologies for displaying hyperspectral imagery based on knowledge of human color vision as applied to Hyperion and AVIRIS data. Principal Component Analysis (PCA) Independent (ICA) were used reduce the data dimensionality in order make more amenable visualization three-dimensional space. In addition, these two methods chosen because their underlying relationships opponent model perception. PCA ICA-based strategies then explored by mapping first three...

10.1117/12.665696 article EN Proceedings of SPIE, the International Society for Optical Engineering/Proceedings of SPIE 2006-05-05

In this paper, VC++ serves as a workspace to establish the features of speediness and navigation speed controlling. A mathematical model intelligent propulsion system an adjustable-pitch-screw-propelled hydrofoil sliding craft was built up, then applied fuzzy-genetic algorithm (FGA), program optimizing-computing process best combination controlling parameters system. The optimizing result indicates that FGA is capable quite well, Since not only all equation restriction conditions are...

10.1109/ncm.2009.171 article EN 2009-01-01

Hyperspectral image data can provide very fine spectral resolution with more than 200 bands, yet presents challenges for visualization techniques displaying such rich information on a tristimulus monitor. This study developed technique by taking advantage of both the consistent natural appearance true color and feature separation PCA based biologically inspired visual attention model. The key part is to extract informative regions in scene. model takes into account human contrast sensitivity...

10.1117/12.766703 article EN Proceedings of SPIE, the International Society for Optical Engineering/Proceedings of SPIE 2008-01-22

Wafer Plane Inspection (WPI) is a novel approach to inspection, developed enable high inspectability on fragmented mask features at the optimal defect sensitivity. It builds well-established resolution inspection capabilities complement existing manufacturing methods. The production of defect-free photomasks practical today only because informed decisions impact defects identified. size, location and its measured printing can dictate that perfectly good for lithographic purposes. This -...

10.1117/12.801945 article EN Proceedings of SPIE, the International Society for Optical Engineering/Proceedings of SPIE 2008-10-08

Aiming at the disjunction between ship information-based design and experience which include specifications, analysis hull structure information characteristics of military extracts keywords attributes from some clauses in specifications. Based on expressed by means XML TRIBON, we developed a program accomplished direct correspondence It provides new technical method for informatization knowledge-type specification.

10.1145/1655925.1655996 article EN 2009-11-24

10.1109/igarss53475.2024.10640964 article EN IGARSS 2022 - 2022 IEEE International Geoscience and Remote Sensing Symposium 2024-07-07

A RLC parallel resonance circuit was built on the basis of original fourth-order Colpitts oscillator. An improved oscillator given. The Lyapunov exponent spectrum, bifurcation diagram and phase trajectories chaotic attractors were calculated by control theory numerical methods. Analysis shows that change resistance value R to can obtain better dynamic characteristics than oscillator, implementation is very simple. More interestingly, it found behavior new system has Fengenbaum first constant...

10.3991/ijoe.v9i3.2830 article EN International Journal of Online and Biomedical Engineering (iJOE) 2013-06-11

Choice of camera calibration target influences how well an algorithm can estimate the color specific scene objects. This research investigates value customized targets for estimation flesh color. The use a standard is compared with skin-based target. A spectral database measured skin reflectances was available in this study. simulated and to MacBeth ColorChecker performed calibrating accurate colors. had low average 2 CIEDE2000 error units task. improved by 26%. For second simulation noise...

10.2352/cgiv.2008.4.1.art00119 article EN Conference on Colour in Graphics Imaging and Vision 2008-01-01

The paper makes a review and comment of Cyber Law in the United Kingdom.In review, analyses its structure relevant legislations.The general introduction conveys telecommunications infrastructure, body mainly introduces legislations telecom regulations as to deregulation industry, opening competition BT privatization commercialization.The points out that UK is originality, integrity internationality.The legislation enlightenment China aspects personal data protection, intellectual property,...

10.2991/icmess-14.2014.46 article EN cc-by-nc Advances in intelligent systems research/Advances in Intelligent Systems Research 2014-01-01

Consulted a great deal of data about knowledge base and its applications, virtual test, the design calculation military specification. By comprehensive analysis, established knowledge-based specification test mathematical model method, constructed technology which translate specifications into truth, designed sciential interface, accomplished progress interface.

10.1145/1655925.1655997 article EN 2009-11-24

By means of analyzing characteristics three-dimensional measurement moving objects, a method data collection based on active optical is proposed. At the same time, to overcome shortcomings classical synchronization method, external trigger-type synchronous and dimming temperature pulse width modulation (PWM) technique are The controller developed with core MCU AT89C2051 ensure every camera projector. Finally, An application case prototype system validated effectiveness accuracy in image...

10.1117/12.866760 article EN Proceedings of SPIE, the International Society for Optical Engineering/Proceedings of SPIE 2010-06-17
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