Percentron

perceptron

퍼셉트론에 대한 심플한 구현 theta = 임계값

def perceptron(x1, x2, w1, w2, theta):
    y = x1*w1 + x2*w2
    if y <= theta:
        return 0

    elif y > theta:
        return 1

perceptron for logical gate

class LogicalGate:
    def __init__(self, weight_dict):
        self.weight = weight_dict

    def perceptron(self, x1, x2, key):
        w = self.weight[key]
        w1 = w["w"][0]
        w2 = w["w"][1]
        t  = w["t"]
        
        y = x1*w1 + x2*w2 + t

        if(y <= 0)
            return 0
        elif(y > 0)
            return 1
    
    def run_gate(self, key)
        print ("0, 0 : " + self.percentron(0, 0, key))
        print ("0, 1 : " + self.percentron(0, 1, key))
        print ("1, 0 : " + self.percentron(1, 0, key))
        print ("1, 1 : " + self.percentron(1, 1, key))

weight_dict = {"AND":{"w":[0.5, 0.5],"t":-0.5},
                "OR":{"w":[0.5, 0.5],"t":0.1},
              "NAND":{"w":[-0.5, -0.5],"t":0.5}}

gate = LogicalGate(weight_dict)

gate.run_gate("AND")
gate.run_gate("NAND")
gate.run_gate("OR")