Dr. Qingwang Qin Profile

Dr. Qingwang Qin

at Security Printing of People's Bank of China

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Publications (2)

Proceedings Article | 1 November 2021 Paper

Spectral reconstruction with model-based neural network for liquid crystal modulator devices

Jizhou Zhang, Tingfa Xu, Qingwang Qin, Yuhan Zhang

Proceedings Volume 12057, 120570U (2021) https://doi.org/10.1117/12.2604353

KEYWORDS: Neural networks, Transmittance, Liquid crystals, Model-based design, Spectral resolution, Wave plates, Polarizers, Spectral models, Spectrometers, Optical filtering

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Proceedings Article | 10 January 2018 Paper

A novel automatic full-scale inspecting system for banknote printing plates

Jian Zhang, Li Feng, Jibing Lu, Qingwang Qin, Liquan Liu, Huina Liu

Proceedings Volume 10616, 1061606 (2018) https://doi.org/10.1117/12.2295516

KEYWORDS: Inspection, Printing, Sensors, Microscopes, Image processing, Mechanics, Light sources and illumination, Image quality, Computer aided design, Security printing

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