no code implementations • 30 Apr 2024 • Jiabao Wang, Yang Wu, Jun Wang, Ni Chen
The multi-plane phase retrieval method provides a budget-friendly and effective way to perform phase imaging, yet it often encounters alignment challenges due to shifts along the optical axis in experiments.
no code implementations • 20 Feb 2018 • Ao Zhou, Wei Wang, Ni Chen, Edmund Y. Lam, Byoungho Lee, Guohai Situ
Fourier ptychographi cmicroscopy(FPM) is a newly developed computational imaging technique that can provide gigapixel images with both high resolution (HR) and wide field of view (FOV).
no code implementations • 30 Dec 2016 • Ni Chen, Zhenbo Ren, Dayan Li, Edmund Y. Lam, Guohai Situ
In this paper, we analyze the defocus noise and the depth resolution in the focal plane sweeping based light field reconstruction technique, and propose a method to reduce the defocus noise and improve the depth resolution.