def mate(x, y):
x_ = x.terms.copy()
y_ = y.terms.copy()
n, m = x_.shape
nm = n * m
a = x_.reshape((1, nm)).tolist()[0]
b = y_.reshape((1, nm)).tolist()[0]
c = np.array(tools.cxOnePoint(a, b))
a = creator.pt_individual(c[0, :].reshape((n, m)))
b = creator.pt_individual(c[1, :].reshape((n, m)))
return (a, b)
def mate(x, y):
x_ = x.terms.copy()
y_ = y.terms.copy()
n, m = x_.shape
nm = n * m
a = x_.reshape((1, nm)).tolist()[0]
b = y_.reshape((1, nm)).tolist()[0]
c = np.array(tools.cxOnePoint(a, b))
a = creator.pt_individual(c[0, :].reshape((n, m)))
b = creator.pt_individual(c[1, :].reshape((n, m)))
return (a, b)
def mutate(p):
z = np.copy(p.terms)
rows, cols = z.shape
for _ in range(self.num_mutations):
r = np.random.randint(rows)
c = np.random.randint(cols)
z[r, c] = np.random.choice(a=self.valid_degrees)
return (creator.pt_individual(z), )
def mutate(p):
z = np.copy(p.terms)
rows, cols = z.shape
for _ in range(self.num_mutations):
r = np.random.randint(rows)
c = np.random.randint(cols)
z[r, c] = np.random.choice(a=self.valid_degrees)
return (creator.pt_individual(z),)
