perceptron/Main.py
georgelacey 8f2f1b0925 Remove graphics
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2017-03-08 16:52:50 +00:00

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Python

from Perceptron import Perceptron
from random import Random
from Dataset import Dataset
rand = Random()
#data = Dataset(open("input.txt").read().split('\n'),
# open("target.txt").read().split('\n'))
learn_rate = 0.01
p = Perceptron()
#i = data.inputs
def line_perceptron():
p.add_input("1", 1, rand.uniform(-1, 1))
p.add_input("2", 1, rand.uniform(-1, 1))
def answer(p_x, p_y):
if p_y > calc_y(p_x):
return 1
else:
return -1
def calc_y(p_x):
return p_x + 2
for ind in range(0, 1000):
x = rand.randint(-640 / 2, 640 / 2)
y = rand.randint(-480 / 2, 480 / 2)
print(x, y)
p.input(x, y)
print("error: %f" % p.guess(answer(x, y), learn_rate))
for i in range(0, 1000):
x = int(input("x: "))
y = int(input("y: "))
p.input(x, y)
if p.activation() == 1:
print("TRUE")
else:
print("FALSE")
def and_perceptron():
p.add_input("1", 1, rand.uniform(-1, 1))
p.add_input("2", 1, rand.uniform(-1, 1))
p.add_input("bias", 1, rand.uniform(-1, 1))
# train
for ind in range(0, 500):
i = data.inputs
for key in data.inputs:
p.input(i[key].value1, i[key].value2)
print("error: %f" % p.guess(i[key].target, learn_rate))
for i in range(0, 1000):
x = input("Arg1: ")
y = input("Arg2: ")
p.input(x, y)
if p.activation() == 1:
print("TRUE")
else:
print("FALSE")
line_perceptron()