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. 2020 Feb 27;11(3):1633–1661. doi: 10.1364/BOE.386361

Fig. 1.

Fig. 1.

A simple Perceptron and the problem of linear separation. A) A simple Perceptron with two inputs a1 and a2 and the associated weights w1 and w2. B) Linear separation of the OR operator (green line). C) The XOR operator is not linearly separable.