p6-1.py

import math
import numpy as np
import nnfs

nnfs.init()

layer_outputs = [[4.8, 1.21, 2.385],
                 [8.9, -1.81, 0.2],
                 [1.41,1.051,0.026]]

# E = math.e

# exp_values = []
# for output in layer_outputs:
#     exp_values.append(E**output)

exp_values = np.exp(layer_outputs)

print(exp_values)

print(np.sum(layer_outputs, axis=1, keepdims=True))
# norm_base = sum(exp_values)
# norm_values = []
# for value in exp_values:
#     norm_values.append( value / norm_base)

norm_values = exp_values / np.sum(exp_values, axis=1, keepdims=True)

print(norm_values)
print(sum(norm_values))