Dr. Hongzhi Zhao Profile

Dr. Hongzhi Zhao

Research Fellow at Clemson Univ

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Publications (12)

Proceedings Article | 24 September 2001 Paper

Adaptive classification approach for multispectral remote sensing data based on canonical analysis

Hongzhi Zhao, Mita Desai

Proceedings Volume 4554, (2001) https://doi.org/10.1117/12.441646

KEYWORDS: Feature extraction, Principal component analysis, Remote sensing, Matrices, Dimension reduction, Image classification, Multispectral imaging, Mathematical modeling, Minerals, Analytical research

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Proceedings Article | 6 October 2000 Paper

Practical heterodyne surface profiling interferometer with automatic focusing

Hongzhi Zhao, Rong Liang, Dacheng Li, Mang Cao

Proceedings Volume 4231, (2000) https://doi.org/10.1117/12.402820

KEYWORDS: Interferometers, Phase measurement, Heterodyning, Profiling, Signal detection, Semiconductor lasers, Beam splitters, Automatic control, Optical testing, Objectives

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Proceedings Article | 30 October 1998 Paper

Common-path heterodyne interferometer with automatic focusing system for online surface profiling

Rong Liang, Dacheng Li, Mang Cao, Hongzhi Zhao, Yong-jun Wu

Proceedings Volume 3426, (1998) https://doi.org/10.1117/12.328470

KEYWORDS: Interferometers, Phase measurement, Heterodyning, Profiling, Optical testing, Signal detection, Signal processing, Beam splitters, Objectives, Semiconductor lasers

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Proceedings Article | 10 August 1998 Paper

Design of optical RAID

Min Xu, Xuelei Xu, Hongzhi Zhao, Dajin Lu

Proceedings Volume 3562, (1998) https://doi.org/10.1117/12.318479

KEYWORDS: Optical design, Optical discs, Computing systems, Data storage, Head, Computer networks, Reliability, Distributed computing, Optical storage, Optical engineering

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Proceedings Article | 10 August 1998 Paper

Optical jukebox for video-on-demand system

Huiping Xiang, Hongzhi Zhao, Dajin Lu, Duanyi Xu

Proceedings Volume 3562, (1998) https://doi.org/10.1117/12.318480

KEYWORDS: Video, Data storage, Magnetism, Optical discs, Head, Data storage servers, Strontium, Optical storage, Video processing, Video coding

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Proceedings Article | 18 August 1997 Paper

Optical heterodyne surface profiling interferometer with automatic focusing

Hongzhi Zhao, Rong Liang, Yongjun Wu, Dacheng Li, Mang Cao

Proceedings Volume 3185, (1997) https://doi.org/10.1117/12.284032

KEYWORDS: Profiling, Interferometers, Heterodyning, Profilometers, Automatic control, Optical semiconductors, Semiconductors, Signal processing, Phase measurement

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Proceedings Article | 10 January 1997 Paper

Research on a 260 degree C distributed optical fiber temperature sensor and its optimization design

Hongzhi Zhao, Naiji Li, Dazun Zhao

Proceedings Volume 3000, (1997) https://doi.org/10.1117/12.263498

KEYWORDS: Signal to noise ratio, Avalanche photodetectors, Optical fibers, Prototyping, Spatial resolution, Temperature metrology, Temperature sensors, Optical amplifiers, Semiconductor lasers, Time metrology

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Proceedings Article | 27 November 1996 Paper

Analysis of the optimum gain of the APD in DART

Hongzhi Zhao, Naiji Li, Dazun Zhao

Proceedings Volume 2838, (1996) https://doi.org/10.1117/12.259791

KEYWORDS: Signal to noise ratio, Avalanche photodetectors, Signal detection, Optical amplifiers, Interference (communication), Receivers, Optical fibers, Fiber amplifiers, Semiconductor lasers, Avalanche photodiodes

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Proceedings Article | 3 October 1996 Paper

Improved signal processing method for dynamically measuring radius of large precision centrifuge

Hongzhi Zhao, Lin Wang, Yang Zhao, Dacheng Li

Proceedings Volume 2899, (1996) https://doi.org/10.1117/12.253037

KEYWORDS: Sensors, Interferometers, Signal processing, Signal detection, Phase measurement, Laser processing, Retroreflectors, Video, Calibration, Multiplexers

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Proceedings Article | 17 July 1996 Paper

Improved signal processing method for heterodyne interferometer

Hongzhi Zhao, Yang Zhao

Proceedings Volume 2860, (1996) https://doi.org/10.1117/12.276329

KEYWORDS: Heterodyning, Interferometers, Sensors, Phase measurement, Signal processing, Signal detection, Video, Signal to noise ratio, Calibration, Manufacturing

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Proceedings Article | 20 October 1993 Paper

New method for restoring turbulence-degraded images

Hongzhi Zhao, Dazun Zhao

Proceedings Volume 2028, (1993) https://doi.org/10.1117/12.158639

KEYWORDS: Turbulence, Point spread functions, Atmospheric modeling, Image retrieval, Fourier transforms, Atmospheric propagation, Digital image processing, Image filtering, Computing systems, Optical engineering

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Proceedings Article | 1 April 1993 Paper

Computer simulation studies of atmospheric turbulence

Hongzhi Zhao, Dazun Zhao

Proceedings Volume 1982, (1993) https://doi.org/10.1117/12.142053

KEYWORDS: Wavefronts, Atmospheric turbulence, Turbulence, Computer simulations, Atmospheric modeling, Atmospheric propagation, Process modeling, Autoregressive models, Atmospheric sensing, Fourier transforms

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Showing 5 of 12 publications

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