ValueError: Error when checking input: expected input_1 to have 2 dimensions, but got array with shape (100, 100, 100, 3)

原文链接：http://www.one2know.cn/bug6/

报错

Traceback (most recent call last):

  File "D:/PyCharm 5.0.3/WorkSpace/3.Keras/1.Sequential与Model模型、Keras基本结构功能/2_1.py", line 22, in <module>

    model.fit(data,labels,epochs=3)

  File "D:\Anaconda3\lib\site-packages\keras\engine\training.py", line 952, in fit

    batch_size=batch_size)

  File "D:\Anaconda3\lib\site-packages\keras\engine\training.py", line 751, in _standardize_user_data

    exception_prefix='input')

  File "D:\Anaconda3\lib\site-packages\keras\engine\training_utils.py", line 128, in standardize_input_data

    'with shape ' + str(data_shape))

ValueError: Error when checking input: expected input_1 to have 2 dimensions, but got array with shape (100, 100, 100, 3)

原因

输入第一层的张量与数据集的shape不同
解决

将data转置：

data = data.reshape(len(data),-1)

然后会报错：

ValueError: Error when checking input: expected input_1 to have shape (784,) but got array with shape (300,)

再把shape按照提示改正：

inputs = Input(shape=(300,))

巴特西

ValueError: Error when checking input: expected input_1 to have 2 dimensions, but got array with shape (100, 100, 100, 3)

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