Dr. Qingguo Tian Profile

Dr. Qingguo Tian

at Tianjin Univ

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Publications (3)

SPIE Journal Paper | 24 September 2022

Damage detection of large concrete structure via dual imaging system and contrastive embedding

Jianing Quan, Baozhen Ge, Qingguo Tian

OE, Vol. 61, Issue 09, 093105, (September 2022) https://doi.org/10.1117/12.10.1117/1.OE.61.9.093105

KEYWORDS: Imaging systems, Damage detection, Germanium, Optical engineering, Photography, Image processing, Image classification, Image resolution, Data modeling, Visualization

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Proceedings Article | 2 November 2018 Paper

Semiconductor wafer surface defect inspection algorithm based on multi-frame differential image summation

Qingguo Tian, Shuqi Xiao, Yuyan Duan, Xiaoting Gao, Wanxin Zhou

Proceedings Volume 10819, 108190J (2018) https://doi.org/10.1117/12.2502602

KEYWORDS: Semiconducting wafers, Image enhancement, Defect inspection, Inspection, Light, Image segmentation, Light sources, Imaging systems, Semiconductors, Digital cameras

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Proceedings Article | 2 November 2018 Paper

Fast 3D foot modeling based on simulated laser speckle projection stereo and silhouette

Yunpeng Li, Fugen Zhang, Baozhen Ge, Qingguo Tian

Proceedings Volume 10819, 108190H (2018) https://doi.org/10.1117/12.2502429

KEYWORDS: Sensors, Clouds, 3D modeling, 3D metrology, Optical simulations, Speckle, Data modeling, Cameras, Speckle pattern, 3D acquisition

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