我是一个初学者,开始学习在Keras后端Tensorflow中编写代码。我使用的是python 2.7
我有一个穿着眼镜的模特,训练结束后,我想检查一下我的体重。
已编辑
# fix random seed for reproducibility (split training and validation set)
seed = 7
np.random.seed(seed)
# load data
(X_train, y_train), (X_test, y_test) = mnist.load_data()
# reshape to be [samples][pixels][width][height]
X_train = X_train.reshape(X_train.shape[0], 1, 28, 28).astype('float32')
X_test = X_test.reshape(X_test.shape[0], 1, 28, 28).astype('float32')
# normalize inputs from 0-255 to 0-1
X_train = X_train / 255
X_test = X_test / 255
# one hot encode outputs (label encoding)
y_train = np_utils.to_categorical(y_train)
y_test = np_utils.to_categorical(y_test)
num_classes = y_test.shape[1]
def tempsigmoid(x, temp=0.5):
return K.sigmoid(x/temp)
def baseline_model():
# create model
model = Sequential()
model.add(Conv2D(32, (5, 5), input_shape=(1, 28, 28), activation='relu'))
#model.add(Dense, input_shape = (1,28,28), Activation='relu')
model.add(MaxPooling2D(pool_size=(2, 2)))
model.add(Dropout(0.2))
model.add(Flatten())
model.add(Dense(100, activation='relu'))
model.add(Dense(num_classes, activation=tempsigmoid))
# Compile model
model.compile(loss='mae', optimizer=SGD(lr=0.1), metrics=['accuracy'])
return model
# build the model
model = baseline_model()
earlystopper = EarlyStopping(monitor='val_loss', min_delta=0.1, patience=0, verbose=2, mode='auto')
# Fit the model
model.fit(X_train, y_train, validation_data=(X_test, y_test), epochs=5, batch_size=200, verbose=2, callbacks=[earlystopper])
# Final evaluation of the model
scores = model.evaluate(X_test, y_test, verbose=0)
print("CNN Error: %.2f%%" % (100-scores[1]*100))
# print("Metrics(Test loss & Test Accuracy): ")
print(scores)
weight = model.get_weights()
print(weight)
我得到数组中的权重,如图所示。如何将权重数组保存为csv文件?
我尝试使用model.save_weight(),我有一个h5格式的输出文件,但是当我想用numpy打开它时,它只显示其中的一小部分。我想当我可以保存为csv格式时,我将得到数据的完整显示。
我曾尝试过使用numpy python将h5转换为csv,如图所示。
# to save weight after output
model.save_weights('Result/w_output.h5')
发布于 2019-06-19 09:38:47
通过使用下面的代码,我成功地将数组权重保存为csv
weight = model.get_weights()
np.savetxt('weight.csv' , weight , fmt='%s', delimiter=',')
发布于 2019-06-18 20:24:25
我假设您希望每个数字列表都在它自己的行中。如果是这种情况,则需要将权重调整为以下形状: weight = [data1,data2,data3...,data11,data12,data13......]。functions for reforming list
然后,您只需将其写入/附加到csv文件。您可以使用pandas或csv库。
https://stackoverflow.com/questions/56648591
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