Dr. Yongguang Hu Profile

Dr. Yongguang Hu

Lecturer at Jiangsu Univ

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Author

Publications (6)

Proceedings Article | 13 February 2007 Paper

Developing a new supplemental lighting device with ultra-bright white LED for vegetables

Yongguang Hu, Pingping Li, Jianghai Jiang

Proceedings Volume 6486, 64861A (2007) https://doi.org/10.1117/12.699604

KEYWORDS: Light emitting diodes, Light sources, Photosynthesis, Lamps, Light, LED lighting, Light sources and illumination, Luminous efficiency, Semiconductor lasers, Temperature metrology

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Proceedings Article | 7 February 2007 Paper

Photosynthetically supplemental lighting for vegetable crop production with super-bright laser diode

Yongguang Hu, Pingping Li, Jintong Shi

Proceedings Volume 6456, 64560V (2007) https://doi.org/10.1117/12.699607

KEYWORDS: Light sources, Semiconductor lasers, Photosynthesis, Light sources and illumination, Light emitting diodes, Lamps, Light, Sodium, Temperature metrology, Metals

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Proceedings Article | 22 December 2006 Paper

Estimation of soil pH at Mount Beigu Wetland based on visible and near infrared reflectance spectroscopy

Yongguang Hu, Pingping Li, Hanping Mao, Bin Chen, Xi Wang

Proceedings Volume 6405, 640515 (2006) https://doi.org/10.1117/12.697779

KEYWORDS: Soil science, Calibration, Statistical modeling, Visible radiation, Error analysis, Near infrared, Reflectivity, Reflectance spectroscopy, Soil contamination, Nitrogen

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Proceedings Article | 11 December 2006 Paper

On the optimal choice of parameters in using fuzzy clustering algorithm for segmentation of plant disease leaf images

Yancheng Zhang, Hanping Mao, Yongguang Hu, Bo Hu

Proceedings Volume 6411, 641119 (2006) https://doi.org/10.1117/12.697754

KEYWORDS: Image segmentation, Fuzzy logic, Image processing algorithms and systems, Image processing, Image analysis, Agriculture, Pattern recognition, Machine vision, Computer vision technology, Tissues

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Proceedings Article | 11 December 2006 Paper

Spectral reflectance-based detection of nitrogen content in fresh tea leaves

Yongguang Hu, Pingping Li, Hanping Mao, Bin Chen, Yu Ding

Proceedings Volume 6411, 64110G (2006) https://doi.org/10.1117/12.697772

KEYWORDS: Nitrogen, Reflectivity, Calibration, Statistical modeling, Error analysis, Analytical research, Near infrared spectroscopy, Near infrared, Data modeling, Visible radiation

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Proceedings Article | 7 December 2006 Paper

An automatic segmentation method for multi-tomatoes image under complicated natural background

Jianjun Yin, Hanping Mao, Yongguang Hu, Xinzhong Wang, Shuren Chen

Proceedings Volume 6411, 641118 (2006) https://doi.org/10.1117/12.697799

KEYWORDS: Image segmentation, Image processing, RGB color model, Chromatic aberrations, Roentgenium, Binary data, Image analysis, Agriculture, Image visualization, Feature extraction

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Showing 5 of 6 publications

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