Fig. 7
From: Research progress in optical neural networks: theory, applications and developments
The neural networks with reservoir computing function realized by optical fiber. a Optoelectronic reservoir computing [51]. b All-optical reservoir computing [52]. c, d, e respectively describes the principle of reservoir computing, and the structures of the neuron and neural network constructed based on the optical fiber communication system [53]. f A serial electro-optic neural network based on time-domain stretching [54]