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Simple yet powerful

A high-dimensional photodetection system that combines a lens and a thin-film interface enables simultaneous measurements of light spectrum and polarization states, with the aid of a deep neural network.

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Fig. 1: Principle of high-dimensional photodetection, comprising encoding and decoding processes.


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Correspondence to Weiwei Cai, Zongyin Yang, Zhipei Sun or Tawfique Hasan.

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Cai, W., Yang, Z., Sun, Z. et al. Simple yet powerful. Nat. Photon. 18, 651–653 (2024).

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