Dr. Peiqing Zhang Profile

Dr. Peiqing Zhang

at Ningbo university

SPIE Involvement:

Author

Publications (4)

SPIE Journal Paper | 26 March 2024

Method for measuring the three-dimensional profile of moving objects based on neural network position transformation

Yibo Wu, Rui Di, Bingquan Guo, Hailing Hu, Peiqing Zhang, Xiang Shen, Baoan Song

OE, Vol. 63, Issue 03, 034106, (March 2024) https://doi.org/10.1117/12.10.1117/1.OE.63.3.034106

KEYWORDS: Neural networks, 3D metrology, Phase shifts, Education and training, Fringe analysis, Cameras, Optical engineering, 3D modeling, Matrices, Image segmentation

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SPIE Journal Paper | 19 December 2022

Three-dimensional profilometry method with single-frame multifrequency composite projection fringe

Hailing Hu, Yang Chen, Peiqing Zhang, Xiang Shen, Shixun Dai, Baoan Song

OE, Vol. 61, Issue 12, 124107, (December 2022) https://doi.org/10.1117/12.10.1117/1.OE.61.12.124107

KEYWORDS: Phase unwrapping, Deformation, Tunable filters, Fringe analysis, 3D metrology, Signal to noise ratio, 3D projection, Error analysis, 3D mask effects, Optical filters

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SPIE Journal Paper | 21 July 2022

Cladding-reduced long-period fiber gratings temperature sensor operating near the phase-matching turning point in Ge-As-Se chalcogenide fibers

Yaowei Li, Qianyu Qi, Yitao Yang, Peiqing Zhang, Xunsi Wang, Tiefeng Xu, Shixun Dai

OE, Vol. 61, Issue 07, 077103, (July 2022) https://doi.org/10.1117/12.10.1117/1.OE.61.7.077103

KEYWORDS: Cladding, Temperature sensors, Etching, Refractive index, Fiber optics sensors, Chalcogenides, Sensors, Optical engineering, Temperature metrology, Structured optical fibers

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SPIE Journal Paper | 27 May 2016

Preparation of chalcogenide glass fiber using an improved extrusion method

Chen Jiang, Xunsi Wang, Minming Zhu, Huijuan Xu, Qiuhua Nie, Shixun Dai, Guangming Tao, Xiang Shen, Ci Cheng, Qingde Zhu, Fangxing Liao, Peiquan Zhang, Peiqing Zhang, Zijun Liu, Xiang-Hua Zhang

OE, Vol. 55, Issue 05, 056114, (May 2016) https://doi.org/10.1117/12.10.1117/1.OE.55.5.056114

KEYWORDS: Glasses, Cladding, Germanium, Antimony, Chalcogenide glass, Selenium, Structured optical fibers, Thermography, Optical fibers, Absorption

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