自定义数据集用于 TensorFlow 2.0 中的图像。

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英文:

custom dataset for image in tensorflow 2.0

问题

我正在尝试使用TensorFlow 2.0创建“图像的自定义数据集”,我的目录结构如下:

以“PetImage\”为根目录,其中包含两个类别:猫和狗,分别包含相应的图像。

/PetImage|
        |Cat 
             | img1.jpg
             | img2.jpg
             | imgn.jpg
             | ...

        |Dog | img1.jpg
             | img2.jpg
             | ig3.jpg
             | ig.jpg
             | ...

我的代码如下:

img_height = 64
img_width = 64

ds_train = tf.keras.preprocessing.image_dataset_from_directory(
    "I:\\Image\\Data\\kagglecatsanddogs_5340\\PetImages",
    labels="inferred",
    label_mode="int",
    color_mode="rgb",
    image_size=(img_height, img_width),
    shuffle=True,
    seed=123,
    validation_split=0.3,
    subset="training",
    interpolation="bicubic"
)

history = model.fit(ds_train, epochs=2)

错误信息:

InvalidArgumentError: 图执行错误:输入为空。
	[[{{node decode_image/DecodeImage}}]]
	[[IteratorGetNext]] [Op:__inference_train_function_1704]
英文:

I am trying to "custom dataset for image" using tensorflow 2.0
my directory structure is:
say (PetImage)as root directory which contains two classes: Cat and Dog which contains respective images.
/PetImage|
|Cat
| img1.jpg
| img2.jpg
| imgn.jpg
| ...

    |Dog | img1.jpg
         | img2.jpg
         | ig3.jpg
         | ig.jpg
         | ...

My code is as follows:
img_height = 64
img_width = 64

ds_train = tf.keras.preprocessing.image_dataset_from_directory(
"I:\Image\Data\kagglecatsanddogs_5340\PetImages",
labels="inferred",
label_mode="int",
color_mode="rgb",
image_size=(img_height, img_width),
shuffle=True,
seed=123,
validation_split=0.3,
subset="training",
interpolation="bicubic"
)

history = model.fit(ds_train, epochs=2)

Error:

InvalidArgumentError: Graph execution error:

Input is empty.
[[{{node decode_image/DecodeImage}}]]
[[IteratorGetNext]] [Op:__inference_train_function_1704]

答案1

得分: 0

在TensorFlow 2.0中,不存在tf.keras.preprocessing.image_dataset_from_directory()函数,甚至在最新版本的TensorFlow 2.11中也没有这个函数,但有一个名为tf.keras.utils.image_dataset_from_directory()的函数。

请参考此链接 - "https://www.tensorflow.org/api_docs/python/tf/keras/utils/image_dataset_from_directory"。

英文:

In tensorflow 2.0, there is no function - tf.keras.preprocessing.image_dataset_from_directory() and even in the latest version of tensorflow 2.11 there is a function tf.keras.utils.image_dataset_from_directory()

Refer to this link - "https://www.tensorflow.org/api_docs/python/tf/keras/utils/image_dataset_from_directory"

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  • 本文由 发表于 2023年4月4日 12:16:33
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