建立队列模型
from keras.models import Sequential
#Create the Sequential model
model = Sequential()
网络层
import numpy as np
from keras.models import Sequential
from keras.layers.core import Dense, Activation
# X has shape (num_rows, num_cols), where the training data are stored
# as row vectors
X = np.array([[0, 0], [0, 1], [1, 0], [1, 1]], dtype=np.float32)
# y must have an output vector for each input vector
y = np.array([[0], [0], [0], [1]], dtype=np.float32)
# Create the Sequential model
model = Sequential()
# 1st Layer - Add an input layer of 32 nodes with the same input shape as
# the training samples in X
model.add(Dense(32, input_dim=X.shape[1]))
# Add a softmax activation layer
model.add(Activation('softmax'))
# 2nd Layer - Add a fully connected output layer
model.add(Dense(1))
# Add a sigmoid activation layer
model.add(Activation('sigmoid'))
"""model.add(Dense(128,activation = "softmax"))"""
编译
model.compile(loss="categorical_crossentropy", optimizer="adam", metrics = ["accuracy"])
查看体系结构
model.summary()
xor.add(Dense(32,input_dim = 2, activation = "tanh"))
xor.add(Dense(2, activation = "sigmoid"))
训练模型
model.fit(X, y, nb_epoch=1000, verbose=0)
评价模型
model.evaluate()