Prof. Kaihua Wu Profile

Prof. Kaihua Wu

Professor at Hangzhou Dianzi Univ

SPIE Involvement:

Author

Publications (20)

Proceedings Article | 12 January 2018 Paper

Online measurement for geometrical parameters of wheel set based on structure light and CUDA parallel processing

Kaihua Wu, Zhencheng Shao, Nian Chen, Wenjie Wang

Proceedings Volume 10621, 106211Z (2018) https://doi.org/10.1117/12.2295595

KEYWORDS: Image segmentation, Image processing, Image acquisition, Image processing algorithms and systems, Parallel processing, Detection and tracking algorithms

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Proceedings Article | 24 November 2016 Paper

High-speed image acquisition technology in quality detection of workpiece surface

Kaihua Wu, Zexuan Jin, Wenjie Wang, Nian Chen

Proceedings Volume 10023, 1002323 (2016) https://doi.org/10.1117/12.2247840

KEYWORDS: Image acquisition, Image quality, Sensors, Image processing, Charge-coupled devices, Data acquisition, CCD image sensors, Cameras, Signal detection, Image transmission

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Proceedings Article | 30 November 2011 Paper

Online image acquisition system for wheel set measurement based on asynchronous reset mode

Kaihua Wu, Yu Guo, Yixin Chen

Proceedings Volume 8201, 82011J (2011) https://doi.org/10.1117/12.904905

KEYWORDS: Image acquisition, Charge-coupled devices, Sensors, CCD image sensors, Image processing, Safety, Optoelectronics, Image quality, Image sensors, CCD cameras

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Proceedings Article | 29 November 2011 Paper

Image segmentation algorithm for wheel set measuring based on region growing

Qian Shi, Kaihua Wu

Proceedings Volume 8200, 82000Y (2011) https://doi.org/10.1117/12.904623

KEYWORDS: Image segmentation, Image processing algorithms and systems, Image processing, Image analysis, Detection and tracking algorithms, Safety, Image acquisition, Algorithm development, Feature extraction, Standards development

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Proceedings Article | 12 November 2010 Paper

CCD calibration method for wheel set wear online measurement

Jiang Chen, Kaihua Wu

Proceedings Volume 7855, 785521 (2010) https://doi.org/10.1117/12.870564

KEYWORDS: Calibration, Charge-coupled devices, CCD cameras, Coded apertures, Image acquisition, Cameras, Precision calibration, Laser sources, CCD image sensors, Actinium

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Proceedings Article | 25 November 2009 Paper

Online measurement for geometrical parameters of locomotive wheel set

Kaihua Wu, Zhengjie Li, Tao Ban

Proceedings Volume 7513, 75131X (2009) https://doi.org/10.1117/12.837962

KEYWORDS: Sensors, Image processing, Charge-coupled devices, CCD image sensors, Image acquisition, Reliability, Optoelectronics, Safety, Image sensors, Laser sources

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Proceedings Article | 23 November 2009 Paper

Online PH measurement technique in seawater desalination

Haibo Wang, Kaihua Wu, Shaopeng Hu

Proceedings Volume 7508, 75080F (2009) https://doi.org/10.1117/12.838121

KEYWORDS: Electrodes, Glasses, Sensors, Temperature metrology, Ultrasonics, Calibration, Ions, Resistance, Hydrogen, Signal processing

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Proceedings Article | 20 November 2009 Paper

Online image acquisition system of magnet chip surface quality based on asynchronous reset

Kaihua Wu, Zhengjie Li, Shaopeng Hu

Proceedings Volume 7511, 75111G (2009) https://doi.org/10.1117/12.837858

KEYWORDS: Image acquisition, Charge-coupled devices, Image quality, Image processing, Image sensors, Position sensors, Sensors, Optical fibers, Optoelectronics, Quality testing methods

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Proceedings Article | 19 February 2008 Paper

Method of real-time automatic recognition for animal posture

Fei Zhuang, Kaihua Wu, Feng Zhu, Ting Ye

Proceedings Volume 6625, 662513 (2008) https://doi.org/10.1117/12.791026

KEYWORDS: Image processing, Feature extraction, Neural networks, Digital signal processing, Image segmentation, Digital image processing, Binary data, Motion analysis, Image compression, Image classification

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Proceedings Article | 24 January 2008 Paper

Design and signal processing of a sector SSPA for PM2.5 monitoring

Kaihua Wu, Li Ma, Miao Guo, Peng Jiang

Proceedings Volume 6829, 68291U (2008) https://doi.org/10.1117/12.757613

KEYWORDS: Signal processing, Photodiodes, Particles, Sensors, Switches, Clocks, Light scattering, Optoelectronics, Cadmium, Capacitors

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Proceedings Article | 17 January 2008 Paper

Online measurement for surface defects of running wheel set

Kaihua Wu, Fei Zhuang, Feng Zhu, Ting Ye

Proceedings Volume 6723, 672354 (2008) https://doi.org/10.1117/12.783742

KEYWORDS: Laser sources, Image processing, Digital image processing, CCD cameras, Optoelectronics, Measurement devices, Charge-coupled devices, Position sensors, Defect detection, Data processing

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Proceedings Article | 26 November 2007 Paper

Online measuring method for PCB film using linear CCD

Ting Ye, Kaihua Wu, Fei Zhuang

Proceedings Volume 6829, 68290M (2007) https://doi.org/10.1117/12.757097

KEYWORDS: Charge-coupled devices, Image processing, Image segmentation, Binary data, Range imaging, Image acquisition, Image resolution, Distance measurement, Inspection, Optical testing

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Proceedings Article | 21 November 2007 Paper

Research on real-time measurement and grading method for pearl color

Feng Zhu, Kaihua Wu, Li Ma, Jilin Zhou

Proceedings Volume 6723, 672308 (2007) https://doi.org/10.1117/12.782703

KEYWORDS: RGB color model, Image segmentation, Signal processing, Digital signal processing, CMYK color model, Digital image processing, Cameras, Image transmission, Optoelectronics, Reflection

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Proceedings Article | 23 February 2006 Paper

Theoretical research on the measuring method of the running wheel set tread defects based on optoelectronic technique

Kuang Yan, Kaihua Wu, Ruirong Wang, Peng Jiang

Proceedings Volume 6150, 61502W (2006) https://doi.org/10.1117/12.678559

KEYWORDS: Image processing, Cameras, Laser sources, Optoelectronics, CCD cameras, Charge-coupled devices, Digital image processing, Defect detection, Measurement devices, Neodymium

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Proceedings Article | 14 February 2005 Paper

The optical fiber monitoring system of environmental parameters using multiwavelength and differential absorption technology

Kaihua Wu, Kuang Yan, Zuohua Huang, Ruirong Wang

Proceedings Volume 5634, (2005) https://doi.org/10.1117/12.573836

KEYWORDS: Absorption, Optical fibers, Environmental monitoring, Light sources, Sensing systems, Optical filters, Optical switching, Sensors, Modulation, Air contamination

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Proceedings Article | 20 January 2005 Paper

Online measuring method of the wheel set wear based on CCD and image processing

Kaihua Wu, Jianhua Zhang, Kuang Yan

Proceedings Volume 5633, (2005) https://doi.org/10.1117/12.573042

KEYWORDS: Sensors, CCD image sensors, Charge-coupled devices, Image processing, Laser sources, Reliability, Laser processing, Image sensors, Image enhancement, Safety

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Proceedings Article | 13 January 2005 Paper

The optoelectronic automeasuring system of wheel set comprehensive parameters

Kaihua Wu, Kuang Yan, Zuohua Huang

Proceedings Volume 5629, (2005) https://doi.org/10.1117/12.573452

KEYWORDS: Sensors, CCD image sensors, Optoelectronics, Laser processing, Image sensors, Laser sources, Charge-coupled devices, Optical filters, Image processing, Digital image processing

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Proceedings Article | 12 September 2002 Paper

Influence of medium parameters on the transmitted intensity and shape of ultrashort laser pulses

Kaihua Wu, Guanling Yang, Zhenjiang He

Proceedings Volume 4916, (2002) https://doi.org/10.1117/12.482975

KEYWORDS: Scattering, Tissues, Laser scattering, Ultrafast phenomena, Absorption, Light scattering, Photons, Tissue optics, Diffusion, Anisotropy

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Proceedings Article | 30 August 2002 Paper

Dynamic detecting system of the parameters of wheel tread profile based on image processing method

Kaihua Wu, Jianhua Zhang, Xianqiu Wu, Zuohua Huang

Proceedings Volume 4925, (2002) https://doi.org/10.1117/12.481558

KEYWORDS: Image processing, Charge-coupled devices, Sensors, Dynamical systems, Image acquisition, Image processing algorithms and systems, CCD image sensors, Semiconductor lasers, Image enhancement, Light sources

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Proceedings Article | 23 September 1996 Paper

Optical imaging methods in turbid biological media

Kaihua Wu, Zhenjiang He, Lili Xie, Yongcai Guo, Guanling Yang

Proceedings Volume 2887, (1996) https://doi.org/10.1117/12.251952

KEYWORDS: Photons, Streak cameras, Light scattering, Scattering, Optical imaging, Holography, Imaging systems, Interferometry, Laser scattering, Raman scattering

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Showing 5 of 20 publications

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