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Table 2 Experimental Results of Diffraction Grating Network System

From: Research progress in optical neural networks: theory, applications and developments

  MNIST data set, recognition of number 7
Number of neurons
(10 mm,5 layers)
100*100 85.75%
200*200 88.2%
Layers of network
(200*200 neurons, 10 mm)
2 74.1%
3 79.1%
5 88.2%
Distance between layers
(200*200 neurons, 5 layers)
5 mm 74.1%
10 mm 88.2%
20 mm 79.1%