Ms. Yanyan Zhang Profile

Yanyan Zhang

at Institute of Optics and Electronics CAS

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Publications (2)

Proceedings Article | 3 February 2009 Paper

A new method based on morphologic filter and ant colony algorithm to enhance centroid detection accuracy of Shack-Hartmann wavefront sensor

Yanyan Zhang, Mei Li, Changhui Rao

Proceedings Volume 7157, 71571J (2009) https://doi.org/10.1117/12.811873

KEYWORDS: Wavefront sensors, Image filtering, Signal to noise ratio, Detection and tracking algorithms, Image processing, Charge-coupled devices, Wavefronts, Sensors, CCD cameras, Computer simulations

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Proceedings Article | 31 December 2008 Paper

An image processing method to reduce Shack-Hartamnn wavefront sensor's centroid error for daytime detecting

Yanyan Zhang, Mei Li, Changhui Rao

Proceedings Volume 7130, 71303F (2008) https://doi.org/10.1117/12.819682

KEYWORDS: Image processing, Signal to noise ratio, Wavefronts, Image enhancement, Wavefront sensors, Sensors, Fuzzy logic, Adaptive optics, CCD image sensors, CCD cameras

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