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  • 查看keras自动给文件夹标号

     1 from tensorflow.contrib.keras.api.keras.preprocessing.image import ImageDataGenerator,img_to_array
     2 from tensorflow.contrib.keras.api.keras.models import Sequential
     3 from tensorflow.contrib.keras.api.keras.layers import Dense, Dropout, Activation, Flatten
     4 from tensorflow.contrib.keras.api.keras.layers import Conv2D, MaxPooling2D
     5 IMAGE_SIZE = 224
     6 img_rows= 224
     7 img_cols = 224
     8 # 训练图片大小
     9 epochs = 50#原来是50
    10 # 遍历次数
    11 batch_size = 32
    12 # 批量大小
    13 nb_train_samples = 256*2
    14 # 训练样本总数
    15 nb_validation_samples = 64*2
    16 # 测试样本总数
    17 train_data_dir = 'D:\pycode\learn\data\train_data\'
    18 validation_data_dir = 'D:\pycode\learn\data\test_data\'
    19 # 样本图片所在路径
    20 FILE_PATH = 'age.h5'
    21 
    22 train_datagen = ImageDataGenerator(
    23     rescale=1. / 255,
    24     horizontal_flip=True)
    25 
    26 test_datagen = ImageDataGenerator(rescale=1. / 255)
    27 
    28 train_generator = train_datagen.flow_from_directory(
    29     train_data_dir,
    30     target_size=(img_rows, img_cols),
    31     batch_size=batch_size,
    32     class_mode='categorical')
    33 
    34 validation_generator = test_datagen.flow_from_directory(
    35     validation_data_dir,
    36     target_size=(img_rows, img_cols),
    37     batch_size=batch_size,
    38     class_mode='categorical')
    39 
    40 # self.train = train_generator
    41 # self.valid = validation_generator
    42 print(validation_generator.class_indices)

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  • 原文地址:https://www.cnblogs.com/ansang/p/8391378.html
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