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Dr. Yongjia Xu
at Univ. of Huddersfield
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Publications (4)
Proceedings Article | 20 November 2024 Paper
Phase error analysis and reduction in near optical coaxial phase measuring deflectometry
Proceedings Volume 13241, 1324115 (2024) https://doi.org/10.1117/12.3033210
KEYWORDS: Beam splitters, Refraction, Mirror surfaces, Reflection, Mirrors, Error analysis, Refractive index, Calibration, Photovoltaics, Cameras
Proceedings Article | 27 November 2023 Paper
Error compensation for form errors of plate beamsplitter in near optical coaxial phase measuring deflectometry with reflection error model
Proceedings Volume 12769, 127690K (2023) https://doi.org/10.1117/12.2686345
KEYWORDS: Beam splitters, Reflection, Phase measurement, Deflectometry, Optical testing, Specular reflections, Imaging systems, Shadows, Optical surfaces, Optical simulations
Proceedings Article | 1 April 2020 Paper
Robustness improvement for the calibration of stereo deflectometry based on a search algorithm
Proceedings Volume 11352, 113521I (2020) https://doi.org/10.1117/12.2552738
KEYWORDS: Calibration, Cameras, Deflectometry, Distortion, Imaging systems, Image processing, Fringe analysis, Optimization (mathematics), Metrology
Proceedings Article | 19 December 2013 Paper
Crosstalk reduction of a color fringe projection system based on multi-frequency heterodyne principle
Proceedings Volume 9046, 904607 (2013) https://doi.org/10.1117/12.2034238
KEYWORDS: Fringe analysis, Projection systems, Heterodyning, 3D metrology, Fourier transforms, Digital micromirror devices, Digital Light Processing, Cameras, Composites, CCD cameras
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