我正在研究一個深度學習專案（表面缺陷檢測）來檢測影像中的裂紋和補丁缺陷（原始大小為 (2160,3840,3)）和兩個標簽（裂紋和補丁）。在我在新資料上測驗模型時訓練我的模型后，它會生成以下錯誤。作為參考，我在下面給出了我的代碼。
error: OpenCV(4.1.2) /io/opencv/modules/imgproc/src/resize.cpp:3720: error: (-215:Assertion failed) !ssize.empty() in function 'resize'
train_dir = '/content/drive/MyDrive/usetrain/train'
test_dir = '/content/drive/MyDrive/usetrain/test'
from glob import glob
train_cracks = glob('/content/drive/MyDrive/usetrain/train/cracks/*')
train_cracks[:10]
'/content/drive/MyDrive/usetrain/train/cracks/F04486-L462-03-2021-C29-PILACAVA-CLX01_5.jpg',
'/content/drive/MyDrive/usetrain/train/cracks/F04701-L473-03-2021-C06-PILACAVA-CLX02_8.jpg',
'/content/drive/MyDrive/usetrain/train/cracks/F04486-L462-03-2021-C45-PILACAVA-CLX01_5.jpg',
'/content/drive/MyDrive/usetrain/train/cracks/F04704-L488-03-2021-C06-PILACAVA-CLX02_4.JPG',
'/content/drive/MyDrive/usetrain/train/cracks/F04486-L462-03-2021-C40-PILACAVA-CLX01_6.jpg',
'/content/drive/MyDrive/usetrain/train/cracks/F04701-L473-03-2021-C09-PILACAVA-CLX01_2.jpg',
'/content/drive/MyDrive/usetrain/train/cracks/F04486-L462-03-2021-C18-PILACAVA-CLX01_1.jpg',
'/content/drive/MyDrive/usetrain/train/cracks/F04486-L462-03-2021-C11-PILACAVA-CLX01_1.jpg',
'/content/drive/MyDrive/usetrain/train/cracks/F04704-L488-03-2021-C01-PILACAVA-CLX01_6.JPG',
'/content/drive/MyDrive/usetrain/train/cracks/F04486-L462-03-2021-C24-PILACAVA-CLX01_3.jpg']
img1 = cv2.imread('/content/drive/MyDrive/usetrain/test/cracks/F04478-L397-04-2021-C05-PILACAVA-CLX02_8.jpg')
dimensions = img.shape
print(dimensions)
(2160, 3840, 3)
train_patches = glob('/content/drive/MyDrive/usetrain/train/patches/*')
test_imgs = glob('/content/drive/MyDrive/usetrain/test/*')
train_imgs = train_cracks[:35] train_patches[:35]
# slice the dataset and use 2000 in each class
random.shuffle(train_imgs) # shuffle it randomly
Function for labels and images
#A function to read and process the images to an acceptable format for our model
def read_and_process_image(list_of_images):
'''
Returns two arravs
X is an array of resized images
y is an array of labels
'''
X=[] #Images
y = [] #labels
for image in list_of_images:
X.append(cv2.resize(cv2.imread(image, cv2. IMREAD_COLOR), (nrows, ncolumns), interpolation=cv2. INTER_CUBIC)) #Read the image
#get the labels
if'cracks' in image:
y. append(1)
elif 'patches'in image:
y. append(0)
return X,y
X, y = read_and_process_image(train_imgs)
X[0]
array([[[182, 200, 207],
[187, 199, 209],
[189, 199, 208],
...,
[106, 121, 136],
[110, 124, 142],
[126, 134, 147]],
[[188, 201, 209],
[188, 199, 207],
[192, 203, 211],
...,
[109, 124, 138],
[110, 127, 136],
[124, 136, 150]],
[[188, 201, 209],
[193, 205, 209],
[187, 201, 210],
...,
[107, 124, 136],
[110, 126, 138],
[117, 129, 139]],
...,
[[196, 199, 203],
[212, 215, 219],
[216, 220, 224],
...,
[130, 144, 156],
[127, 144, 153],
[134, 152, 163]],
[[187, 190, 194],
[210, 213, 217],
[211, 215, 219],
...,
[128, 144, 152],
[131, 149, 158],
[132, 150, 161]],
[[180, 183, 187],
[204, 209, 212],
[210, 217, 220],
...,
[123, 140, 148],
[133, 152, 159],
[135, 154, 162]]], dtype=uint8)
y
[1,
1,
0,
1,
1,
0,
1,
1,
1,
0,
1,
1,
1,
0,
0,
0,
1,
0,
1,
0,
0,
1,
0,
0,
1,
1,
1,
0,
0,
1,
0,
1,
0,
0,
0,
1,
1,
0,
1,
1,
0,
1,
0,
1,
1,
1,
0,
1,
1,
1,
0,
0,
0,
0,
0,
0,
1,
0,
1,
0,
1,
1,
0,
0,
0,
0,
1,
0,
1,
0]
plt. figure(figsize=(20,10))
columns = 5
for i in range (columns) :
plt. subplot (5 / columns 1, columns, i 1)
plt.imshow(X[i])
import seaborn as sns
#Convert list to numpy array
X = np.array(X)
y = np.array(y)
#Lets plot the label to be sure we just have two class
sns.countplot(y)
plt.title('Labels for Cracks and Patches')
print( "Shape of train images is:", X. shape)
print ("Shape of labels is:", y. shape)
Shape of train images is: (70, 150, 150, 3)
Shape of labels is: (70,)
#Lets split the data into train and test set
from sklearn.model_selection import train_test_split
X_train, X_val, y_train, y_val = train_test_split(X, y, test_size=0.20, random_state=2)
print("Shape of train images is:", X_train.shape)
print("Shape of validation images is:", X_val.shape)
print("Shape of labels is:", y_train. shape)
print("Shape of labels is:", y_val.shape)
Shape of train images is: (56, 150, 150, 3)
Shape of validation images is: (14, 150, 150, 3)
Shape of labels is: (56,)
Shape of labels is: (14,)
#get the length of the train and validation data
ntrain = len(X_train)
nval = len(X_val)
batch_size = 4
#Keras Model
from keras import layers
from keras import models
from keras import optimizers
from keras.preprocessing.image import ImageDataGenerator
from keras.preprocessing.image import img_to_array, load_img
model = models.Sequential()
model.add(layers.Conv2D(32, (3, 3), activation='relu',input_shape=(150, 150, 3)))
model.add(layers.MaxPooling2D((2, 2)))
model.add(layers.Conv2D(64, (3, 3), activation='relu'))
model.add(layers.MaxPooling2D((2, 2)))
model.add(layers.Conv2D(128, (3, 3), activation='relu'))
model.add(layers.MaxPooling2D((2, 2)))
model.add(layers.Conv2D(128, (3, 3), activation='relu'))
model.add(layers.MaxPooling2D((2, 2)))
model.add(layers.Flatten())
model.add(layers.Dropout(0.5)) #Dropout for regularization
model.add(layers.Dense (512, activation='relu'))
model.add(layers.Dense(1, activation='sigmoid'))
model.summary()
Model: "sequential"
_________________________________________________________________
Layer (type) Output Shape Param #
=================================================================
conv2d (Conv2D) (None, 148, 148, 32) 896
_________________________________________________________________
max_pooling2d (MaxPooling2D) (None, 74, 74, 32) 0
_________________________________________________________________
conv2d_1 (Conv2D) (None, 72, 72, 64) 18496
_________________________________________________________________
max_pooling2d_1 (MaxPooling2 (None, 36, 36, 64) 0
_________________________________________________________________
conv2d_2 (Conv2D) (None, 34, 34, 128) 73856
_________________________________________________________________
max_pooling2d_2 (MaxPooling2 (None, 17, 17, 128) 0
_________________________________________________________________
conv2d_3 (Conv2D) (None, 15, 15, 128) 147584
_________________________________________________________________
max_pooling2d_3 (MaxPooling2 (None, 7, 7, 128) 0
_________________________________________________________________
flatten (Flatten) (None, 6272) 0
_________________________________________________________________
dropout (Dropout) (None, 6272) 0
_________________________________________________________________
dense (Dense) (None, 512) 3211776
_________________________________________________________________
dense_1 (Dense) (None, 1) 513
=================================================================
Total params: 3,453,121
Trainable params: 3,453,121
Non-trainable params: 0
_________________________________________________________________
from tensorflow.keras import optimizers
#We'Il use the RMSprop bptimizer with a learning rate of .0001
#We'1l use binary_crossenropy loss because its a binary classification
model.compile(loss='binary_crossentropy', optimizer=optimizers.RMSprop(learning_rate=1e-4), metrics=['acc'])
#Lets create the augmentation configuration
train_datagen = ImageDataGenerator (rescale=1./255,
rotation_range=40,
width_shift_range=0.2,
height_shift_range=0.2,
shear_range=0.2,
zoom_range=0.2,horizontal_flip=True,)
val_datagen = ImageDataGenerator(rescale=1./255)
#Create the image generators
train_generator = train_datagen.flow(X_train, y_train, batch_size=batch_size)
val_generator = val_datagen.flow(X_val, y_val, batch_size=batch_size)
#The training part
history = model.fit(train_generator,
steps_per_epoch= ntrain // batch_size,
epochs=100,
validation_data=val_generator,validation_steps= nval//batch_size)
Epoch 1/100
14/14 [==============================] - 3s 52ms/step - loss: 0.7155 - acc: 0.4464 - val_loss: 0.7217 - val_acc: 0.4167
Epoch 2/100
14/14 [==============================] - 1s 35ms/step - loss: 0.7124 - acc: 0.4107 - val_loss: 0.6927 - val_acc: 0.5000
Epoch 3/100
14/14 [==============================] - 1s 37ms/step - loss: 0.6994 - acc: 0.5000 - val_loss: 0.7094 - val_acc: 0.4167
Epoch 4/100
14/14 [==============================] - 1s 38ms/step - loss: 0.7052 - acc: 0.4821 - val_loss: 0.6899 - val_acc: 0.7500
Epoch 5/100
14/14 [==============================] - 1s 38ms/step - loss: 0.6988 - acc: 0.4643 - val_loss: 0.6958 - val_acc: 0.4167
Epoch 6/100
14/14 [==============================] - 1s 39ms/step - loss: 0.6984 - acc: 0.5000 - val_loss: 0.6925 - val_acc: 0.5833
Epoch 7/100
14/14 [==============================] - 1s 35ms/step - loss: 0.7043 - acc: 0.4286 - val_loss: 0.6923 - val_acc: 0.5833
Epoch 8/100
14/14 [==============================] - 1s 40ms/step - loss: 0.6980 - acc: 0.5000 - val_loss: 0.6939 - val_acc: 0.5000
Epoch 9/100
14/14 [==============================] - 1s 36ms/step - loss: 0.7056 - acc: 0.3750 - val_loss: 0.6931 - val_acc: 0.5000
Epoch 10/100
14/14 [==============================] - 1s 37ms/step - loss: 0.6975 - acc: 0.5536 - val_loss: 0.6957 - val_acc: 0.4167
Epoch 11/100
14/14 [==============================] - 1s 39ms/step - loss: 0.6974 - acc: 0.4286 - val_loss: 0.6956 - val_acc: 0.4167
Epoch 12/100
14/14 [==============================] - 1s 37ms/step - loss: 0.6965 - acc: 0.5000 - val_loss: 0.6902 - val_acc: 0.5000
Epoch 13/100
14/14 [==============================] - 1s 40ms/step - loss: 0.6944 - acc: 0.5179 - val_loss: 0.6920 - val_acc: 0.5000
Epoch 14/100
14/14 [==============================] - 1s 39ms/step - loss: 0.6997 - acc: 0.4821 - val_loss: 0.6920 - val_acc: 0.5000
Epoch 15/100
14/14 [==============================] - 1s 42ms/step - loss: 0.6962 - acc: 0.4464 - val_loss: 0.6938 - val_acc: 0.5000
Epoch 16/100
14/14 [==============================] - 1s 39ms/step - loss: 0.6940 - acc: 0.5714 - val_loss: 0.6995 - val_acc: 0.4167
Epoch 17/100
14/14 [==============================] - 1s 36ms/step - loss: 0.6906 - acc: 0.5179 - val_loss: 0.6956 - val_acc: 0.5000
Epoch 18/100
14/14 [==============================] - 1s 36ms/step - loss: 0.6944 - acc: 0.5179 - val_loss: 0.6836 - val_acc: 0.5833
Epoch 19/100
14/14 [==============================] - 1s 38ms/step - loss: 0.6989 - acc: 0.4821 - val_loss: 0.6953 - val_acc: 0.4167
Epoch 20/100
14/14 [==============================] - 1s 37ms/step - loss: 0.6960 - acc: 0.4464 - val_loss: 0.6905 - val_acc: 0.6667
Epoch 21/100
14/14 [==============================] - 1s 36ms/step - loss: 0.6952 - acc: 0.4821 - val_loss: 0.6903 - val_acc: 0.5000
Epoch 22/100
14/14 [==============================] - 1s 37ms/step - loss: 0.6951 - acc: 0.5357 - val_loss: 0.6928 - val_acc: 0.5000
Epoch 23/100
14/14 [==============================] - 1s 36ms/step - loss: 0.6979 - acc: 0.4107 - val_loss: 0.6907 - val_acc: 0.5833
Epoch 24/100
14/14 [==============================] - 1s 37ms/step - loss: 0.6949 - acc: 0.5179 - val_loss: 0.6912 - val_acc: 0.5000
Epoch 25/100
14/14 [==============================] - 1s 36ms/step - loss: 0.6932 - acc: 0.5357 - val_loss: 0.6882 - val_acc: 0.5833
Epoch 26/100
14/14 [==============================] - 1s 40ms/step - loss: 0.6989 - acc: 0.4286 - val_loss: 0.6910 - val_acc: 0.5000
Epoch 27/100
14/14 [==============================] - 1s 38ms/step - loss: 0.6940 - acc: 0.5179 - val_loss: 0.6904 - val_acc: 0.4167
Epoch 28/100
14/14 [==============================] - 1s 38ms/step - loss: 0.6881 - acc: 0.5000 - val_loss: 0.6898 - val_acc: 0.5000
Epoch 29/100
14/14 [==============================] - 1s 36ms/step - loss: 0.6898 - acc: 0.5357 - val_loss: 0.6899 - val_acc: 0.5833
Epoch 30/100
14/14 [==============================] - 1s 37ms/step - loss: 0.6878 - acc: 0.5714 - val_loss: 0.6921 - val_acc: 0.5833
Epoch 31/100
14/14 [==============================] - 1s 36ms/step - loss: 0.6911 - acc: 0.6071 - val_loss: 0.6911 - val_acc: 0.5000
Epoch 32/100
14/14 [==============================] - 1s 39ms/step - loss: 0.6831 - acc: 0.6071 - val_loss: 0.6873 - val_acc: 0.5000
Epoch 33/100
14/14 [==============================] - 1s 37ms/step - loss: 0.7060 - acc: 0.5536 - val_loss: 0.6945 - val_acc: 0.5833
Epoch 34/100
14/14 [==============================] - 1s 38ms/step - loss: 0.6813 - acc: 0.5893 - val_loss: 0.7053 - val_acc: 0.5000
Epoch 35/100
14/14 [==============================] - 1s 38ms/step - loss: 0.6911 - acc: 0.5536 - val_loss: 0.6920 - val_acc: 0.5000
Epoch 36/100
14/14 [==============================] - 1s 39ms/step - loss: 0.6879 - acc: 0.5893 - val_loss: 0.6875 - val_acc: 0.5833
Epoch 37/100
14/14 [==============================] - 1s 36ms/step - loss: 0.6726 - acc: 0.5714 - val_loss: 0.6945 - val_acc: 0.5000
Epoch 38/100
14/14 [==============================] - 1s 36ms/step - loss: 0.6677 - acc: 0.6250 - val_loss: 0.6694 - val_acc: 0.5000
Epoch 39/100
14/14 [==============================] - 1s 37ms/step - loss: 0.6877 - acc: 0.5893 - val_loss: 0.6891 - val_acc: 0.5000
Epoch 40/100
14/14 [==============================] - 1s 37ms/step - loss: 0.6633 - acc: 0.5714 - val_loss: 0.7008 - val_acc: 0.5000
Epoch 41/100
14/14 [==============================] - 1s 38ms/step - loss: 0.6667 - acc: 0.5893 - val_loss: 0.6740 - val_acc: 0.6667
Epoch 42/100
14/14 [==============================] - 1s 39ms/step - loss: 0.6540 - acc: 0.6607 - val_loss: 0.7073 - val_acc: 0.4167
Epoch 43/100
14/14 [==============================] - 1s 41ms/step - loss: 0.6649 - acc: 0.5893 - val_loss: 0.7120 - val_acc: 0.5000
Epoch 44/100
14/14 [==============================] - 1s 39ms/step - loss: 0.6808 - acc: 0.5000 - val_loss: 0.6928 - val_acc: 0.5833
Epoch 45/100
14/14 [==============================] - 1s 37ms/step - loss: 0.6486 - acc: 0.6250 - val_loss: 0.7054 - val_acc: 0.4167
Epoch 46/100
14/14 [==============================] - 1s 41ms/step - loss: 0.6472 - acc: 0.5714 - val_loss: 0.6984 - val_acc: 0.5833
Epoch 47/100
14/14 [==============================] - 1s 37ms/step - loss: 0.6636 - acc: 0.5714 - val_loss: 0.8272 - val_acc: 0.5000
Epoch 48/100
14/14 [==============================] - 1s 39ms/step - loss: 0.6599 - acc: 0.5179 - val_loss: 0.6857 - val_acc: 0.5833
Epoch 49/100
14/14 [==============================] - 1s 40ms/step - loss: 0.6593 - acc: 0.6786 - val_loss: 0.7024 - val_acc: 0.5833
Epoch 50/100
14/14 [==============================] - 1s 37ms/step - loss: 0.6481 - acc: 0.6071 - val_loss: 0.6696 - val_acc: 0.5833
Epoch 51/100
14/14 [==============================] - 1s 38ms/step - loss: 0.6189 - acc: 0.5893 - val_loss: 0.7829 - val_acc: 0.5000
Epoch 52/100
14/14 [==============================] - 1s 39ms/step - loss: 0.6671 - acc: 0.5357 - val_loss: 0.6825 - val_acc: 0.3333
Epoch 53/100
14/14 [==============================] - 1s 37ms/step - loss: 0.6594 - acc: 0.6071 - val_loss: 0.6937 - val_acc: 0.5000
Epoch 54/100
14/14 [==============================] - 1s 37ms/step - loss: 0.6382 - acc: 0.5000 - val_loss: 0.6992 - val_acc: 0.5000
Epoch 55/100
14/14 [==============================] - 1s 37ms/step - loss: 0.6456 - acc: 0.6071 - val_loss: 0.7051 - val_acc: 0.5000
Epoch 56/100
14/14 [==============================] - 1s 37ms/step - loss: 0.5973 - acc: 0.6071 - val_loss: 0.7803 - val_acc: 0.5000
Epoch 57/100
14/14 [==============================] - 1s 38ms/step - loss: 0.6598 - acc: 0.6429 - val_loss: 0.6868 - val_acc: 0.4167
Epoch 58/100
14/14 [==============================] - 1s 38ms/step - loss: 0.6090 - acc: 0.6786 - val_loss: 0.6781 - val_acc: 0.5833
Epoch 59/100
14/14 [==============================] - 1s 39ms/step - loss: 0.5979 - acc: 0.6964 - val_loss: 0.6984 - val_acc: 0.5833
Epoch 60/100
14/14 [==============================] - 1s 39ms/step - loss: 0.6809 - acc: 0.5893 - val_loss: 0.6575 - val_acc: 0.5000
Epoch 61/100
14/14 [==============================] - 1s 38ms/step - loss: 0.6201 - acc: 0.7321 - val_loss: 0.7751 - val_acc: 0.5000
Epoch 62/100
14/14 [==============================] - 1s 37ms/step - loss: 0.6777 - acc: 0.6786 - val_loss: 0.6880 - val_acc: 0.4167
Epoch 63/100
14/14 [==============================] - 1s 39ms/step - loss: 0.6538 - acc: 0.6607 - val_loss: 0.7105 - val_acc: 0.4167
Epoch 64/100
14/14 [==============================] - 1s 38ms/step - loss: 0.6501 - acc: 0.6071 - val_loss: 0.6990 - val_acc: 0.5833
Epoch 65/100
14/14 [==============================] - 1s 37ms/step - loss: 0.6747 - acc: 0.6250 - val_loss: 0.6909 - val_acc: 0.5000
Epoch 66/100
14/14 [==============================] - 1s 38ms/step - loss: 0.6176 - acc: 0.6607 - val_loss: 0.7157 - val_acc: 0.5833
Epoch 67/100
14/14 [==============================] - 1s 38ms/step - loss: 0.6256 - acc: 0.6607 - val_loss: 0.7766 - val_acc: 0.4167
Epoch 68/100
14/14 [==============================] - 1s 37ms/step - loss: 0.5733 - acc: 0.6786 - val_loss: 0.7187 - val_acc: 0.4167
Epoch 69/100
14/14 [==============================] - 1s 38ms/step - loss: 0.6577 - acc: 0.6607 - val_loss: 0.6613 - val_acc: 0.5833
Epoch 70/100
14/14 [==============================] - 1s 39ms/step - loss: 0.6062 - acc: 0.6429 - val_loss: 0.9178 - val_acc: 0.4167
Epoch 71/100
14/14 [==============================] - 1s 37ms/step - loss: 0.6403 - acc: 0.6250 - val_loss: 0.8255 - val_acc: 0.5833
Epoch 72/100
14/14 [==============================] - 1s 38ms/step - loss: 0.6436 - acc: 0.6429 - val_loss: 0.7849 - val_acc: 0.4167
Epoch 73/100
14/14 [==============================] - 1s 38ms/step - loss: 0.5983 - acc: 0.6250 - val_loss: 0.8304 - val_acc: 0.5000
Epoch 74/100
14/14 [==============================] - 1s 41ms/step - loss: 0.6738 - acc: 0.5714 - val_loss: 0.7302 - val_acc: 0.4167
Epoch 75/100
14/14 [==============================] - 1s 36ms/step - loss: 0.5941 - acc: 0.6607 - val_loss: 0.7187 - val_acc: 0.5000
Epoch 76/100
14/14 [==============================] - 1s 37ms/step - loss: 0.6028 - acc: 0.6786 - val_loss: 0.7375 - val_acc: 0.4167
Epoch 77/100
14/14 [==============================] - 1s 37ms/step - loss: 0.6261 - acc: 0.6429 - val_loss: 0.7407 - val_acc: 0.4167
Epoch 78/100
14/14 [==============================] - 1s 38ms/step - loss: 0.5387 - acc: 0.6964 - val_loss: 0.7237 - val_acc: 0.5000
Epoch 79/100
14/14 [==============================] - 1s 38ms/step - loss: 0.5672 - acc: 0.6607 - val_loss: 0.9385 - val_acc: 0.5000
Epoch 80/100
14/14 [==============================] - 1s 39ms/step - loss: 0.6389 - acc: 0.6964 - val_loss: 0.8926 - val_acc: 0.5000
Epoch 81/100
14/14 [==============================] - 1s 41ms/step - loss: 0.5603 - acc: 0.7321 - val_loss: 0.9412 - val_acc: 0.5000
Epoch 82/100
14/14 [==============================] - 1s 39ms/step - loss: 0.6297 - acc: 0.6964 - val_loss: 0.7572 - val_acc: 0.5833
Epoch 83/100
14/14 [==============================] - 1s 40ms/step - loss: 0.5175 - acc: 0.6964 - val_loss: 0.7978 - val_acc: 0.4167
Epoch 84/100
14/14 [==============================] - 1s 37ms/step - loss: 0.5738 - acc: 0.6964 - val_loss: 0.7796 - val_acc: 0.5833
Epoch 85/100
14/14 [==============================] - 1s 40ms/step - loss: 0.5711 - acc: 0.6429 - val_loss: 1.0373 - val_acc: 0.5000
Epoch 86/100
14/14 [==============================] - 1s 39ms/step - loss: 0.6091 - acc: 0.6786 - val_loss: 0.7931 - val_acc: 0.4167
Epoch 87/100
14/14 [==============================] - 1s 42ms/step - loss: 0.6229 - acc: 0.6964 - val_loss: 0.7175 - val_acc: 0.5000
Epoch 88/100
14/14 [==============================] - 1s 40ms/step - loss: 0.5781 - acc: 0.6607 - val_loss: 0.7392 - val_acc: 0.6667
Epoch 89/100
14/14 [==============================] - 1s 38ms/step - loss: 0.6144 - acc: 0.6250 - val_loss: 0.7039 - val_acc: 0.6667
Epoch 90/100
14/14 [==============================] - 1s 39ms/step - loss: 0.5126 - acc: 0.7143 - val_loss: 0.7843 - val_acc: 0.5000
Epoch 91/100
14/14 [==============================] - 1s 38ms/step - loss: 0.6374 - acc: 0.6607 - val_loss: 0.7806 - val_acc: 0.5000
Epoch 92/100
14/14 [==============================] - 1s 37ms/step - loss: 0.7390 - acc: 0.5714 - val_loss: 0.7436 - val_acc: 0.5000
Epoch 93/100
14/14 [==============================] - 1s 39ms/step - loss: 0.6417 - acc: 0.6250 - val_loss: 0.7791 - val_acc: 0.4167
Epoch 94/100
14/14 [==============================] - 1s 38ms/step - loss: 0.6310 - acc: 0.6786 - val_loss: 0.6743 - val_acc: 0.5000
Epoch 95/100
14/14 [==============================] - 1s 37ms/step - loss: 0.5615 - acc: 0.6429 - val_loss: 0.8794 - val_acc: 0.5833
Epoch 96/100
14/14 [==============================] - 1s 38ms/step - loss: 0.5540 - acc: 0.7321 - val_loss: 0.9387 - val_acc: 0.6667
Epoch 97/100
14/14 [==============================] - 1s 38ms/step - loss: 0.5913 - acc: 0.7321 - val_loss: 0.8006 - val_acc: 0.4167
Epoch 98/100
14/14 [==============================] - 1s 38ms/step - loss: 0.5682 - acc: 0.7679 - val_loss: 0.7195 - val_acc: 0.4167
Epoch 99/100
14/14 [==============================] - 1s 41ms/step - loss: 0.6450 - acc: 0.7143 - val_loss: 0.7179 - val_acc: 0.5000
Epoch 100/100
14/14 [==============================] - 1s 42ms/step - loss: 0.5651 - acc: 0.6786 - val_loss: 0.7568 - val_acc: 0.4167
#Now lets predict on the first 10 Images of the test set
X_test, y_test = read_and_process_image(test_imgs[:3])
x = np.array(X_test)
test_datagen = ImageDataGenerator (rescale=1./255)
error Traceback (most recent call last)
<ipython-input-35-922ff9d9ecb5> in <module>()
1 #Now lets predict on the first 10 Images of the test set
----> 2 X_test, y_test = read_and_process_image(test_imgs[:3])
3 x = np.array(X_test)
4 test_datagen = ImageDataGenerator (rescale=1./255)
<ipython-input-11-e3fe44f59019> in read_and_process_image(list_of_images)
11
12 for image in list_of_images:
---> 13 X.append(cv2.resize(cv2.imread(image, cv2. IMREAD_COLOR), (nrows, ncolumns), interpolation=cv2. INTER_CUBIC)) #Read the image
14 #get the labels
15 if'cracks' in image:
error: OpenCV(4.1.2) /io/opencv/modules/imgproc/src/resize.cpp:3720: error: (-215:Assertion failed) !ssize.empty() in function 'resize'
uj5u.com熱心網友回復：
您測驗影像的路徑已損壞。該錯誤是由于cv2嘗試調整空numpy陣列的大小所致。您應該檢查測驗資料集的路徑（確保image_paths可以訪問）
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