Figure | Diffractive and metasurface neural networks for intelligent, versatile processing of free-space information. (IMAGE)

Light Publishing Center, Changchun Institute of Optics, Fine Mechanics And Physics, CAS

Figure | Diffractive and metasurface neural networks for intelligent, versatile processing of free-space information.

Caption

Figure | Diffractive and metasurface neural networks for intelligent, versatile processing of free-space information.  Free-space optical processors for (a) inference and image recognition, (b) computational imaging through scattering medium, and (c) polarization processing. (d) Optoelectronic integration enables high-efficiency visual information processing with low power consumption that allows deployment in edge device. (e) Active in-situ training of optical neural networks for high-speed model development and fine-tuning. (f) Nonlinear encoding by data-repetition strategy using linear layers.

Credit

by Nanfan Wu, Yuxiang Sun et al.

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CC BY

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