G PHYSICS
G06 COMPUTING OR CALCULATING; COUNTING
G06N COMPUTING ARRANGEMENTS BASED ON SPECIFIC COMPUTATIONAL MODELS
G06N3/00 Computing arrangements based on biological models
G06N3/04 Architecture, e.g. interconnection topology
G06N3/044 Recurrent networks, e.g. Hopfield networks
G06N3/0442 characterised by memory or gating, e.g. long short-term memory [LSTM] or gated recurrent units [GRU]