Fig. 3: Brain-inspired behaviors and neural morphology simulation of the s-OOSTs under electrical pulse stimulation.

a Learning-forgetting-relearning” brain-inspired behaviors under 0% strain. b “Learning-forgetting-relearning” brain-inspired behaviors under 50% strain. c ΔPSC under successive positive-negative pulse groups. d Average NL value at different strains. e MNIST dataset and neural network with three layers of ANN. f The recognition accuracy of 28 × 28 pixel handwritten digital images with training epochs measured at 0% and 50% strains.