Ms. Ruirui Zhao Profile

Ruirui Zhao

at Beijing Institute of Technology

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Publications (3)

Proceedings Article | 31 December 2013

Theoretical and numerical analysis of wavefront error caused by atmospheric turbulence through deformable mirrors

Ding Zhang, Mei Hui, Yuejin Zhao, Liquan Dong, Ruirui Zhao

Proc. SPIE. 9042, 2013 International Conference on Optical Instruments and Technology: Optical Systems and Modern Optoelectronic Instruments

KEYWORDS: Actuators, Mirrors, Electrodes, Wavefronts, Adaptive optics, Deformable mirrors, Computer simulations, Zernike polynomials, Atmospheric turbulence, Optics manufacturing

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Proceedings Article | 23 December 2013

Pulse signal de-noising based on wavelet transform and coherent averaging method

Ruirui Zhao, Liquan Dong, Yuejin Zhao, Ming Liu, Lei Yang, Ding Zhang, Jingsheng Zhao, Jinhui Xing

Proc. SPIE. 9043, 2013 International Conference on Optical Instruments and Technology: Optoelectronic Devices and Optical Signal Processing

KEYWORDS: Signal to noise ratio, Wavelet transforms, Wavelets, Heart, Interference (communication), Discrete wavelet transforms, Signal processing, Electronic filtering, Signal analyzers, Filtering (signal processing)

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Proceedings Article | 26 September 2013

Cardiac rate detection method based on the beam splitter prism

Lei Yang, Xiaohua Liu, Ming Liu, Yuejin Zhao, Liquan Dong, Ruirui Zhao, Xiaoli Jin, Jingsheng Zhao

Proc. SPIE. 8855, Optics and Photonics for Information Processing VII

KEYWORDS: Signal to noise ratio, Prisms, Beam splitters, Light sources, Light emitting diodes, Modulation, Data acquisition, Signal processing, Diodes, Photoplethysmography

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