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Python Implementation of Multi-frame OTF Retrieval Engine (MORE) algorithm

MORE is an algorithm, which can reconstruction scattered objects with poor quality speckles. It has been proved that it works well under broadband illumination and underexposure scenes.

Experiment

Non-invasive imaging through scatter medium within memory effect

Algorithm

Different from single-frame phase recovery algorithms such as HIO and ER, MORE achieves object reconstruction by captured multi-frame speckle information to retrieval the optical transfer function of the imaging system.

Usage

python main.py

Recovered digits objects "2,3,4,5,6" from their speckles

Citation

[1] Yuan, Yuan, and Hui Chen. "Dynamic noninvasive imaging through turbid media under low signal-noise-ratio." New Journal of Physics 22.9 (2020): 093046.

[2] Sun, Yunong, et al. "Non-invasive color imaging through scattering medium under broadband illumination." Optics and Lasers in Engineering 167 (2023): 107615.