Ms. Dan-dan Qu Profile

Dan-dan Qu

at Bejing Institute of Technology

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Publications (3)

Proceedings Article | 3 February 2009 Paper

An improved image matching technique for detecting piston

Dan-dan Qu, Yue-jin Zhao, Mei Hui, Fei Yu

Proceedings Volume 7160, 71602H (2009) https://doi.org/10.1117/12.807004

KEYWORDS: Image segmentation, Image quality, Mirrors, Calibration, Charge-coupled devices, Segmented mirrors, Ferroelectric materials, Diffraction, Fourier optics, Error analysis

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Proceedings Article | 3 February 2009 Paper

A tracking technology of feature point's fuzzy clustering algorithm based on image stabilization

Dan-dan Qu, Yue-jin Zhao, Bin Wang, Mei Hui

Proceedings Volume 7157, 715718 (2009) https://doi.org/10.1117/12.807611

KEYWORDS: Fuzzy logic, Image processing, Motion estimation, Detection and tracking algorithms, Cameras, Image compression, Optical tracking, Image enhancement, Image analysis, Imaging systems

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Proceedings Article | 12 March 2008 Paper

New method for detecting the piston of segmented mirrors: a modification of the peak ratio technique

Dan-dan Qu, Yue-jin Zhao, Li-quan Dong, Rongrong Chen

Proceedings Volume 6624, 66240N (2008) https://doi.org/10.1117/12.791083

KEYWORDS: Image segmentation, Segmented mirrors, Error analysis, Mirrors, Diffraction, Calibration, Reliability, Telescopes, Image processing algorithms and systems, Algorithm development

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