Yu HE, Long CHEN, Xiaonan HU, Haitao LUAN. Laguerre-Gaussian beam recognition based on optical diffractive neural network[J]. Optical Instruments, 2024, 46(2): 77
- Optical Instruments
- Vol. 46, Issue 2, 77 (2024)
Fig. 1. DNN identification concept diagram of LG beam
Fig. 2. LG beam simulation diagram
Fig. 3. Phase effects under different ATs
Fig. 4. DNN identification diagram of different LG modes
Fig. 5. LG pattern recognition under different ATs
Fig. 6. Training recognition accuracy curve under different ATs
Fig. 7. DNN model with the grating
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Table 1. Recognition accuracy of different layers
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Table 2. Impact of offset on DNNs
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