Spiral phase modulation based deep learning for autofocusing

Zezheng Zhang,Ryan K. Y. Chan,Kenneth K. Y. Wong

Conference on Lasers and Electro-Optics（2022）

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摘要

We demonstrate the use of spiral phase modulation in preprocessing defocused image before feeding into deep learning model for autofocusing. Average predict error is shown to outperform previously published works on an open dataset.

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关键词

deep learning model,autofocusing,spiral phase modulation,defocused image

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