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Dr. Chengmeng Li
at Sichuan Univ
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Author
Publications (4)
SPIE Journal Paper | 5 January 2024
Spatial phase unwrapping algorithm based on multi-anchors bidirectional location and suppression
OE, Vol. 63, Issue 01, 014101, (January 2024) https://doi.org/10.1117/12.10.1117/1.OE.63.1.014101
KEYWORDS: Phase unwrapping, Reconstruction algorithms, Reliability, Optical engineering, Shadows, Algorithm development, Phase shifts, Cross validation, Phase measurement, 3D metrology
SPIE Journal Paper | 29 March 2021
Color-coded computer-generated Moiré profilometry with real-time 3D measurement and synchronous monitoring video collection
Hechen Zhang, Yiping Cao, Chengmeng Li, Lu Wang, Hongmei Li, Cai Xu, Yingying Wan
OE, Vol. 60, Issue 03, 034109, (March 2021) https://doi.org/10.1117/12.10.1117/1.OE.60.3.034109
KEYWORDS: Video, 3D metrology, Composites, RGB color model, 3D modeling, Optical engineering, CCD cameras, Fluctuations and noise, Cameras, Phase shifts
SPIE Journal Paper | 3 March 2020
Real-time computer-generated moiré profilometry with adaptive filtering algorithm
Chengmeng Li, Yiping Cao, Lu Wang, Yingying Wan, Yapin Wang
OE, Vol. 59, Issue 03, 034102, (March 2020) https://doi.org/10.1117/12.10.1117/1.OE.59.3.034102
KEYWORDS: Digital filtering, Video, 3D metrology, Fringe analysis, Optical engineering, Moire patterns, Lithium, Cameras, CCD cameras, Linear filtering
SPIE Journal Paper | 15 April 2019
Real-time three-dimensional shape measurement based on color binary fringe projection
Guangkai Fu, Yiping Cao, Yapin Wang, Yingying Wan, Lu Wang, Chengmeng Li
OE, Vol. 58, Issue 04, 044102, (April 2019) https://doi.org/10.1117/12.10.1117/1.OE.58.4.044102
KEYWORDS: Binary data, Fringe analysis, 3D metrology, Composites, 3D modeling, Phase shifts, Fluctuations and noise, CCD cameras, Projection systems, Optical engineering
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